apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1 | // |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 2 | // Copyright (c) 2002-2014 The ANGLE Project Authors. All rights reserved. |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 3 | // Use of this source code is governed by a BSD-style license that can be |
| 4 | // found in the LICENSE file. |
| 5 | // |
| 6 | |
| 7 | // Context.cpp: Implements the gl::Context class, managing all GL state and performing |
| 8 | // rendering operations. It is the GLES2 specific implementation of EGLContext. |
| 9 | |
| 10 | #include "libGLESv2/Context.h" |
| 11 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 12 | #include "libGLESv2/main.h" |
shannonwoods@chromium.org | a2ecfcc | 2013-05-30 00:11:59 +0000 | [diff] [blame] | 13 | #include "common/utilities.h" |
Geoff Lang | 0b7eef7 | 2014-06-12 14:10:47 -0400 | [diff] [blame] | 14 | #include "common/platform.h" |
shannonwoods@chromium.org | f6fb959 | 2013-05-30 00:09:40 +0000 | [diff] [blame] | 15 | #include "libGLESv2/formatutils.h" |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 16 | #include "libGLESv2/Buffer.h" |
| 17 | #include "libGLESv2/Fence.h" |
daniel@transgaming.com | 29ab952 | 2012-08-27 16:25:37 +0000 | [diff] [blame] | 18 | #include "libGLESv2/Framebuffer.h" |
Jamie Madill | e261b44 | 2014-06-25 12:42:21 -0400 | [diff] [blame] | 19 | #include "libGLESv2/FramebufferAttachment.h" |
shannon.woods@transgaming.com | 486d9e9 | 2013-02-28 23:15:41 +0000 | [diff] [blame] | 20 | #include "libGLESv2/Renderbuffer.h" |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 21 | #include "libGLESv2/Program.h" |
| 22 | #include "libGLESv2/ProgramBinary.h" |
| 23 | #include "libGLESv2/Query.h" |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 24 | #include "libGLESv2/Texture.h" |
shannon.woods@transgaming.com | 486d9e9 | 2013-02-28 23:15:41 +0000 | [diff] [blame] | 25 | #include "libGLESv2/ResourceManager.h" |
Brandon Jones | c7a4104 | 2014-06-23 12:03:25 -0700 | [diff] [blame] | 26 | #include "libGLESv2/renderer/d3d/IndexDataManager.h" |
shannon.woods@transgaming.com | 486d9e9 | 2013-02-28 23:15:41 +0000 | [diff] [blame] | 27 | #include "libGLESv2/renderer/Renderer.h" |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 28 | #include "libGLESv2/VertexArray.h" |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 29 | #include "libGLESv2/Sampler.h" |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 30 | #include "libGLESv2/validationES.h" |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 31 | #include "libGLESv2/TransformFeedback.h" |
shannon.woods@transgaming.com | 486d9e9 | 2013-02-28 23:15:41 +0000 | [diff] [blame] | 32 | |
| 33 | #include "libEGL/Surface.h" |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 34 | |
Geoff Lang | 0b7eef7 | 2014-06-12 14:10:47 -0400 | [diff] [blame] | 35 | #include <sstream> |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 36 | |
| 37 | namespace gl |
| 38 | { |
daniel@transgaming.com | ca1ac1f | 2013-01-11 04:13:05 +0000 | [diff] [blame] | 39 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 40 | Context::Context(int clientVersion, const gl::Context *shareContext, rx::Renderer *renderer, bool notifyResets, bool robustAccess) |
| 41 | : mRenderer(renderer) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 42 | { |
| 43 | ASSERT(robustAccess == false); // Unimplemented |
| 44 | |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 45 | initCaps(clientVersion); |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 46 | mState.initialize(mCaps, clientVersion); |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 47 | |
shannon.woods%transgaming.com@gtempaccount.com | daea4b4 | 2013-04-13 03:28:54 +0000 | [diff] [blame] | 48 | mClientVersion = clientVersion; |
| 49 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 50 | mFenceNVHandleAllocator.setBaseHandle(0); |
Geoff Lang | 7dca186 | 2013-07-30 16:30:46 -0400 | [diff] [blame] | 51 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 52 | if (shareContext != NULL) |
| 53 | { |
| 54 | mResourceManager = shareContext->mResourceManager; |
| 55 | mResourceManager->addRef(); |
| 56 | } |
| 57 | else |
| 58 | { |
daniel@transgaming.com | 370482e | 2012-11-28 19:32:13 +0000 | [diff] [blame] | 59 | mResourceManager = new ResourceManager(mRenderer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | // [OpenGL ES 2.0.24] section 3.7 page 83: |
| 63 | // In the initial state, TEXTURE_2D and TEXTURE_CUBE_MAP have twodimensional |
| 64 | // and cube map texture state vectors respectively associated with them. |
| 65 | // In order that access to these initial textures not be lost, they are treated as texture |
| 66 | // objects all of whose names are 0. |
| 67 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 68 | mZeroTextures[GL_TEXTURE_2D].set(new Texture2D(mRenderer->createTexture(GL_TEXTURE_2D), 0)); |
| 69 | bindTexture(GL_TEXTURE_2D, 0); |
| 70 | |
| 71 | mZeroTextures[GL_TEXTURE_CUBE_MAP].set(new TextureCubeMap(mRenderer->createTexture(GL_TEXTURE_CUBE_MAP), 0)); |
| 72 | bindTexture(GL_TEXTURE_CUBE_MAP, 0); |
| 73 | |
| 74 | if (mClientVersion >= 3) |
| 75 | { |
| 76 | // TODO: These could also be enabled via extension |
| 77 | mZeroTextures[GL_TEXTURE_3D].set(new Texture3D(mRenderer->createTexture(GL_TEXTURE_3D), 0)); |
| 78 | bindTexture(GL_TEXTURE_3D, 0); |
| 79 | |
| 80 | mZeroTextures[GL_TEXTURE_2D_ARRAY].set(new Texture2DArray(mRenderer->createTexture(GL_TEXTURE_2D_ARRAY), 0)); |
| 81 | bindTexture(GL_TEXTURE_2D_ARRAY, 0); |
| 82 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 83 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 84 | bindVertexArray(0); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 85 | bindArrayBuffer(0); |
| 86 | bindElementArrayBuffer(0); |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 87 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 88 | bindReadFramebuffer(0); |
| 89 | bindDrawFramebuffer(0); |
| 90 | bindRenderbuffer(0); |
| 91 | |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 92 | bindGenericUniformBuffer(0); |
| 93 | for (int i = 0; i < IMPLEMENTATION_MAX_COMBINED_SHADER_UNIFORM_BUFFERS; i++) |
| 94 | { |
| 95 | bindIndexedUniformBuffer(0, i, 0, -1); |
| 96 | } |
| 97 | |
| 98 | bindGenericTransformFeedbackBuffer(0); |
| 99 | for (int i = 0; i < IMPLEMENTATION_MAX_TRANSFORM_FEEDBACK_BUFFERS; i++) |
| 100 | { |
| 101 | bindIndexedTransformFeedbackBuffer(0, i, 0, -1); |
| 102 | } |
| 103 | |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 104 | bindCopyReadBuffer(0); |
| 105 | bindCopyWriteBuffer(0); |
shannon.woods%transgaming.com@gtempaccount.com | c926e5f | 2013-04-13 03:39:18 +0000 | [diff] [blame] | 106 | bindPixelPackBuffer(0); |
| 107 | bindPixelUnpackBuffer(0); |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 108 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 109 | // [OpenGL ES 3.0.2] section 2.14.1 pg 85: |
| 110 | // In the initial state, a default transform feedback object is bound and treated as |
| 111 | // a transform feedback object with a name of zero. That object is bound any time |
| 112 | // BindTransformFeedback is called with id of zero |
Kenneth Russell | db8ae16 | 2014-08-25 19:02:35 -0700 | [diff] [blame] | 113 | mTransformFeedbackZero.set(new TransformFeedback(mRenderer->createTransformFeedback(), 0)); |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 114 | bindTransformFeedback(0); |
| 115 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 116 | mHasBeenCurrent = false; |
| 117 | mContextLost = false; |
| 118 | mResetStatus = GL_NO_ERROR; |
| 119 | mResetStrategy = (notifyResets ? GL_LOSE_CONTEXT_ON_RESET_EXT : GL_NO_RESET_NOTIFICATION_EXT); |
| 120 | mRobustAccess = robustAccess; |
| 121 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 122 | mState.setContext(this); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 123 | } |
| 124 | |
| 125 | Context::~Context() |
| 126 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 127 | GLuint currentProgram = mState.getCurrentProgramId(); |
| 128 | if (currentProgram != 0) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 129 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 130 | Program *programObject = mResourceManager->getProgram(currentProgram); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 131 | if (programObject) |
| 132 | { |
| 133 | programObject->release(); |
| 134 | } |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 135 | currentProgram = 0; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 136 | } |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 137 | mState.setCurrentProgram(0, NULL); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 138 | |
| 139 | while (!mFramebufferMap.empty()) |
| 140 | { |
| 141 | deleteFramebuffer(mFramebufferMap.begin()->first); |
| 142 | } |
| 143 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 144 | while (!mFenceNVMap.empty()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 145 | { |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 146 | deleteFenceNV(mFenceNVMap.begin()->first); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 147 | } |
| 148 | |
| 149 | while (!mQueryMap.empty()) |
| 150 | { |
| 151 | deleteQuery(mQueryMap.begin()->first); |
| 152 | } |
| 153 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 154 | while (!mVertexArrayMap.empty()) |
| 155 | { |
| 156 | deleteVertexArray(mVertexArrayMap.begin()->first); |
| 157 | } |
| 158 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 159 | mTransformFeedbackZero.set(NULL); |
| 160 | while (!mTransformFeedbackMap.empty()) |
| 161 | { |
| 162 | deleteTransformFeedback(mTransformFeedbackMap.begin()->first); |
| 163 | } |
| 164 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 165 | for (TextureMap::iterator i = mIncompleteTextures.begin(); i != mIncompleteTextures.end(); i++) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 166 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 167 | i->second.set(NULL); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 168 | } |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 169 | mIncompleteTextures.clear(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 170 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 171 | for (TextureMap::iterator i = mZeroTextures.begin(); i != mZeroTextures.end(); i++) |
| 172 | { |
| 173 | i->second.set(NULL); |
| 174 | } |
| 175 | mZeroTextures.clear(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 176 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 177 | mResourceManager->release(); |
| 178 | } |
| 179 | |
daniel@transgaming.com | ad62987 | 2012-11-28 19:32:06 +0000 | [diff] [blame] | 180 | void Context::makeCurrent(egl::Surface *surface) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 181 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 182 | if (!mHasBeenCurrent) |
| 183 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 184 | initRendererString(); |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 185 | initExtensionStrings(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 186 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 187 | mState.setViewportParams(0, 0, surface->getWidth(), surface->getHeight()); |
| 188 | mState.setScissorParams(0, 0, surface->getWidth(), surface->getHeight()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 189 | |
| 190 | mHasBeenCurrent = true; |
| 191 | } |
| 192 | |
daniel@transgaming.com | 024786d | 2012-10-31 18:42:55 +0000 | [diff] [blame] | 193 | // Wrap the existing swapchain resources into GL objects and assign them to the '0' names |
daniel@transgaming.com | 76d3e6e | 2012-10-31 19:55:33 +0000 | [diff] [blame] | 194 | rx::SwapChain *swapchain = surface->getSwapChain(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 195 | |
daniel@transgaming.com | 70062c9 | 2012-11-28 19:32:30 +0000 | [diff] [blame] | 196 | Colorbuffer *colorbufferZero = new Colorbuffer(mRenderer, swapchain); |
| 197 | DepthStencilbuffer *depthStencilbufferZero = new DepthStencilbuffer(mRenderer, swapchain); |
daniel@transgaming.com | 16418b1 | 2012-11-28 19:32:22 +0000 | [diff] [blame] | 198 | Framebuffer *framebufferZero = new DefaultFramebuffer(mRenderer, colorbufferZero, depthStencilbufferZero); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 199 | |
| 200 | setFramebufferZero(framebufferZero); |
shannon.woods%transgaming.com@gtempaccount.com | 785f196 | 2013-04-13 03:34:45 +0000 | [diff] [blame] | 201 | |
| 202 | // Store the current client version in the renderer |
| 203 | mRenderer->setCurrentClientVersion(mClientVersion); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 204 | } |
| 205 | |
daniel@transgaming.com | f688c0d | 2012-10-31 17:52:57 +0000 | [diff] [blame] | 206 | // NOTE: this function should not assume that this context is current! |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 207 | void Context::markContextLost() |
| 208 | { |
| 209 | if (mResetStrategy == GL_LOSE_CONTEXT_ON_RESET_EXT) |
| 210 | mResetStatus = GL_UNKNOWN_CONTEXT_RESET_EXT; |
| 211 | mContextLost = true; |
| 212 | } |
| 213 | |
| 214 | bool Context::isContextLost() |
| 215 | { |
| 216 | return mContextLost; |
| 217 | } |
| 218 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 219 | GLuint Context::createBuffer() |
| 220 | { |
| 221 | return mResourceManager->createBuffer(); |
| 222 | } |
| 223 | |
| 224 | GLuint Context::createProgram() |
| 225 | { |
| 226 | return mResourceManager->createProgram(); |
| 227 | } |
| 228 | |
| 229 | GLuint Context::createShader(GLenum type) |
| 230 | { |
| 231 | return mResourceManager->createShader(type); |
| 232 | } |
| 233 | |
| 234 | GLuint Context::createTexture() |
| 235 | { |
| 236 | return mResourceManager->createTexture(); |
| 237 | } |
| 238 | |
| 239 | GLuint Context::createRenderbuffer() |
| 240 | { |
| 241 | return mResourceManager->createRenderbuffer(); |
| 242 | } |
| 243 | |
Jamie Madill | cd055f8 | 2013-07-26 11:55:15 -0400 | [diff] [blame] | 244 | GLsync Context::createFenceSync(GLenum condition) |
| 245 | { |
| 246 | GLuint handle = mResourceManager->createFenceSync(); |
| 247 | |
| 248 | gl::FenceSync *fenceSync = mResourceManager->getFenceSync(handle); |
| 249 | ASSERT(fenceSync); |
| 250 | |
| 251 | fenceSync->set(condition); |
| 252 | |
| 253 | return reinterpret_cast<GLsync>(handle); |
| 254 | } |
| 255 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 256 | GLuint Context::createVertexArray() |
| 257 | { |
| 258 | GLuint handle = mVertexArrayHandleAllocator.allocate(); |
| 259 | |
Jamie Madill | d102854 | 2013-07-02 11:57:04 -0400 | [diff] [blame] | 260 | // Although the spec states VAO state is not initialized until the object is bound, |
| 261 | // we create it immediately. The resulting behaviour is transparent to the application, |
| 262 | // since it's not currently possible to access the state until the object is bound. |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 263 | VertexArray *vertexArray = new VertexArray(mRenderer->createVertexArray(), handle, MAX_VERTEX_ATTRIBS); |
| 264 | mVertexArrayMap[handle] = vertexArray; |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 265 | return handle; |
| 266 | } |
| 267 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 268 | GLuint Context::createSampler() |
| 269 | { |
| 270 | return mResourceManager->createSampler(); |
| 271 | } |
| 272 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 273 | GLuint Context::createTransformFeedback() |
| 274 | { |
| 275 | GLuint handle = mTransformFeedbackAllocator.allocate(); |
Kenneth Russell | db8ae16 | 2014-08-25 19:02:35 -0700 | [diff] [blame] | 276 | TransformFeedback *transformFeedback = new TransformFeedback(mRenderer->createTransformFeedback(), handle); |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 277 | transformFeedback->addRef(); |
| 278 | mTransformFeedbackMap[handle] = transformFeedback; |
| 279 | return handle; |
| 280 | } |
| 281 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 282 | // Returns an unused framebuffer name |
| 283 | GLuint Context::createFramebuffer() |
| 284 | { |
| 285 | GLuint handle = mFramebufferHandleAllocator.allocate(); |
| 286 | |
| 287 | mFramebufferMap[handle] = NULL; |
| 288 | |
| 289 | return handle; |
| 290 | } |
| 291 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 292 | GLuint Context::createFenceNV() |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 293 | { |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 294 | GLuint handle = mFenceNVHandleAllocator.allocate(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 295 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 296 | mFenceNVMap[handle] = new FenceNV(mRenderer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 297 | |
| 298 | return handle; |
| 299 | } |
| 300 | |
| 301 | // Returns an unused query name |
| 302 | GLuint Context::createQuery() |
| 303 | { |
| 304 | GLuint handle = mQueryHandleAllocator.allocate(); |
| 305 | |
| 306 | mQueryMap[handle] = NULL; |
| 307 | |
| 308 | return handle; |
| 309 | } |
| 310 | |
| 311 | void Context::deleteBuffer(GLuint buffer) |
| 312 | { |
| 313 | if (mResourceManager->getBuffer(buffer)) |
| 314 | { |
| 315 | detachBuffer(buffer); |
| 316 | } |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 317 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 318 | mResourceManager->deleteBuffer(buffer); |
| 319 | } |
| 320 | |
| 321 | void Context::deleteShader(GLuint shader) |
| 322 | { |
| 323 | mResourceManager->deleteShader(shader); |
| 324 | } |
| 325 | |
| 326 | void Context::deleteProgram(GLuint program) |
| 327 | { |
| 328 | mResourceManager->deleteProgram(program); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 329 | } |
| 330 | |
| 331 | void Context::deleteTexture(GLuint texture) |
| 332 | { |
| 333 | if (mResourceManager->getTexture(texture)) |
| 334 | { |
| 335 | detachTexture(texture); |
| 336 | } |
| 337 | |
| 338 | mResourceManager->deleteTexture(texture); |
| 339 | } |
| 340 | |
| 341 | void Context::deleteRenderbuffer(GLuint renderbuffer) |
| 342 | { |
| 343 | if (mResourceManager->getRenderbuffer(renderbuffer)) |
| 344 | { |
| 345 | detachRenderbuffer(renderbuffer); |
| 346 | } |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 347 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 348 | mResourceManager->deleteRenderbuffer(renderbuffer); |
| 349 | } |
| 350 | |
Jamie Madill | cd055f8 | 2013-07-26 11:55:15 -0400 | [diff] [blame] | 351 | void Context::deleteFenceSync(GLsync fenceSync) |
| 352 | { |
| 353 | // The spec specifies the underlying Fence object is not deleted until all current |
| 354 | // wait commands finish. However, since the name becomes invalid, we cannot query the fence, |
| 355 | // and since our API is currently designed for being called from a single thread, we can delete |
| 356 | // the fence immediately. |
| 357 | mResourceManager->deleteFenceSync(reinterpret_cast<GLuint>(fenceSync)); |
| 358 | } |
| 359 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 360 | void Context::deleteVertexArray(GLuint vertexArray) |
| 361 | { |
| 362 | auto vertexArrayObject = mVertexArrayMap.find(vertexArray); |
| 363 | |
| 364 | if (vertexArrayObject != mVertexArrayMap.end()) |
| 365 | { |
| 366 | detachVertexArray(vertexArray); |
| 367 | |
| 368 | mVertexArrayHandleAllocator.release(vertexArrayObject->first); |
| 369 | delete vertexArrayObject->second; |
| 370 | mVertexArrayMap.erase(vertexArrayObject); |
| 371 | } |
| 372 | } |
| 373 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 374 | void Context::deleteSampler(GLuint sampler) |
| 375 | { |
| 376 | if (mResourceManager->getSampler(sampler)) |
| 377 | { |
| 378 | detachSampler(sampler); |
| 379 | } |
| 380 | |
| 381 | mResourceManager->deleteSampler(sampler); |
| 382 | } |
| 383 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 384 | void Context::deleteTransformFeedback(GLuint transformFeedback) |
| 385 | { |
| 386 | TransformFeedbackMap::const_iterator iter = mTransformFeedbackMap.find(transformFeedback); |
| 387 | if (iter != mTransformFeedbackMap.end()) |
| 388 | { |
| 389 | detachTransformFeedback(transformFeedback); |
| 390 | mTransformFeedbackAllocator.release(transformFeedback); |
| 391 | iter->second->release(); |
| 392 | mTransformFeedbackMap.erase(iter); |
| 393 | } |
| 394 | } |
| 395 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 396 | void Context::deleteFramebuffer(GLuint framebuffer) |
| 397 | { |
| 398 | FramebufferMap::iterator framebufferObject = mFramebufferMap.find(framebuffer); |
| 399 | |
| 400 | if (framebufferObject != mFramebufferMap.end()) |
| 401 | { |
| 402 | detachFramebuffer(framebuffer); |
| 403 | |
| 404 | mFramebufferHandleAllocator.release(framebufferObject->first); |
| 405 | delete framebufferObject->second; |
| 406 | mFramebufferMap.erase(framebufferObject); |
| 407 | } |
| 408 | } |
| 409 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 410 | void Context::deleteFenceNV(GLuint fence) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 411 | { |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 412 | FenceNVMap::iterator fenceObject = mFenceNVMap.find(fence); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 413 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 414 | if (fenceObject != mFenceNVMap.end()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 415 | { |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 416 | mFenceNVHandleAllocator.release(fenceObject->first); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 417 | delete fenceObject->second; |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 418 | mFenceNVMap.erase(fenceObject); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 419 | } |
| 420 | } |
| 421 | |
| 422 | void Context::deleteQuery(GLuint query) |
| 423 | { |
| 424 | QueryMap::iterator queryObject = mQueryMap.find(query); |
| 425 | if (queryObject != mQueryMap.end()) |
| 426 | { |
| 427 | mQueryHandleAllocator.release(queryObject->first); |
| 428 | if (queryObject->second) |
| 429 | { |
| 430 | queryObject->second->release(); |
| 431 | } |
| 432 | mQueryMap.erase(queryObject); |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | Buffer *Context::getBuffer(GLuint handle) |
| 437 | { |
| 438 | return mResourceManager->getBuffer(handle); |
| 439 | } |
| 440 | |
Geoff Lang | 48dcae7 | 2014-02-05 16:28:24 -0500 | [diff] [blame] | 441 | Shader *Context::getShader(GLuint handle) const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 442 | { |
| 443 | return mResourceManager->getShader(handle); |
| 444 | } |
| 445 | |
Geoff Lang | 48dcae7 | 2014-02-05 16:28:24 -0500 | [diff] [blame] | 446 | Program *Context::getProgram(GLuint handle) const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 447 | { |
| 448 | return mResourceManager->getProgram(handle); |
| 449 | } |
| 450 | |
Jamie Madill | 570f7c8 | 2014-07-03 10:38:54 -0400 | [diff] [blame] | 451 | Texture *Context::getTexture(GLuint handle) const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 452 | { |
| 453 | return mResourceManager->getTexture(handle); |
| 454 | } |
| 455 | |
Jamie Madill | 6c7b4ad | 2014-06-16 10:33:59 -0400 | [diff] [blame] | 456 | Renderbuffer *Context::getRenderbuffer(GLuint handle) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 457 | { |
| 458 | return mResourceManager->getRenderbuffer(handle); |
| 459 | } |
| 460 | |
Jamie Madill | cd055f8 | 2013-07-26 11:55:15 -0400 | [diff] [blame] | 461 | FenceSync *Context::getFenceSync(GLsync handle) const |
| 462 | { |
| 463 | return mResourceManager->getFenceSync(reinterpret_cast<GLuint>(handle)); |
| 464 | } |
| 465 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 466 | VertexArray *Context::getVertexArray(GLuint handle) const |
| 467 | { |
| 468 | auto vertexArray = mVertexArrayMap.find(handle); |
| 469 | |
| 470 | if (vertexArray == mVertexArrayMap.end()) |
| 471 | { |
| 472 | return NULL; |
| 473 | } |
| 474 | else |
| 475 | { |
| 476 | return vertexArray->second; |
| 477 | } |
| 478 | } |
| 479 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 480 | Sampler *Context::getSampler(GLuint handle) const |
| 481 | { |
| 482 | return mResourceManager->getSampler(handle); |
| 483 | } |
| 484 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 485 | TransformFeedback *Context::getTransformFeedback(GLuint handle) const |
| 486 | { |
| 487 | if (handle == 0) |
| 488 | { |
| 489 | return mTransformFeedbackZero.get(); |
| 490 | } |
| 491 | else |
| 492 | { |
| 493 | TransformFeedbackMap::const_iterator iter = mTransformFeedbackMap.find(handle); |
| 494 | return (iter != mTransformFeedbackMap.end()) ? iter->second : NULL; |
| 495 | } |
| 496 | } |
| 497 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 498 | bool Context::isSampler(GLuint samplerName) const |
| 499 | { |
| 500 | return mResourceManager->isSampler(samplerName); |
| 501 | } |
| 502 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 503 | void Context::bindArrayBuffer(unsigned int buffer) |
| 504 | { |
| 505 | mResourceManager->checkBufferAllocation(buffer); |
| 506 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 507 | mState.setArrayBufferBinding(getBuffer(buffer)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 508 | } |
| 509 | |
| 510 | void Context::bindElementArrayBuffer(unsigned int buffer) |
| 511 | { |
| 512 | mResourceManager->checkBufferAllocation(buffer); |
| 513 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 514 | mState.getVertexArray()->setElementArrayBuffer(getBuffer(buffer)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 515 | } |
| 516 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 517 | void Context::bindTexture(GLenum target, GLuint texture) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 518 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 519 | mResourceManager->checkTextureAllocation(texture, target); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 520 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 521 | mState.setSamplerTexture(target, getTexture(texture)); |
shannon.woods%transgaming.com@gtempaccount.com | 90dbc44 | 2013-04-13 03:46:14 +0000 | [diff] [blame] | 522 | } |
| 523 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 524 | void Context::bindReadFramebuffer(GLuint framebuffer) |
| 525 | { |
| 526 | if (!getFramebuffer(framebuffer)) |
| 527 | { |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 528 | mFramebufferMap[framebuffer] = new Framebuffer(mRenderer, framebuffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 529 | } |
| 530 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 531 | mState.setReadFramebufferBinding(getFramebuffer(framebuffer)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 532 | } |
| 533 | |
| 534 | void Context::bindDrawFramebuffer(GLuint framebuffer) |
| 535 | { |
| 536 | if (!getFramebuffer(framebuffer)) |
| 537 | { |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 538 | mFramebufferMap[framebuffer] = new Framebuffer(mRenderer, framebuffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 539 | } |
| 540 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 541 | mState.setDrawFramebufferBinding(getFramebuffer(framebuffer)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 542 | } |
| 543 | |
| 544 | void Context::bindRenderbuffer(GLuint renderbuffer) |
| 545 | { |
| 546 | mResourceManager->checkRenderbufferAllocation(renderbuffer); |
| 547 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 548 | mState.setRenderbufferBinding(getRenderbuffer(renderbuffer)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 549 | } |
| 550 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 551 | void Context::bindVertexArray(GLuint vertexArray) |
| 552 | { |
| 553 | if (!getVertexArray(vertexArray)) |
| 554 | { |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 555 | VertexArray *vertexArrayObject = new VertexArray(mRenderer->createVertexArray(), vertexArray, MAX_VERTEX_ATTRIBS); |
| 556 | mVertexArrayMap[vertexArray] = vertexArrayObject; |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 557 | } |
| 558 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 559 | mState.setVertexArrayBinding(getVertexArray(vertexArray)); |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 560 | } |
| 561 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 562 | void Context::bindSampler(GLuint textureUnit, GLuint sampler) |
| 563 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 564 | ASSERT(textureUnit < mCaps.maxCombinedTextureImageUnits); |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 565 | mResourceManager->checkSamplerAllocation(sampler); |
| 566 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 567 | mState.setSamplerBinding(textureUnit, getSampler(sampler)); |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 568 | } |
| 569 | |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 570 | void Context::bindGenericUniformBuffer(GLuint buffer) |
| 571 | { |
| 572 | mResourceManager->checkBufferAllocation(buffer); |
| 573 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 574 | mState.setGenericUniformBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | void Context::bindIndexedUniformBuffer(GLuint buffer, GLuint index, GLintptr offset, GLsizeiptr size) |
shannon.woods%transgaming.com@gtempaccount.com | 3408935 | 2013-04-13 03:36:57 +0000 | [diff] [blame] | 578 | { |
| 579 | mResourceManager->checkBufferAllocation(buffer); |
| 580 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 581 | mState.setIndexedUniformBufferBinding(index, getBuffer(buffer), offset, size); |
shannon.woods%transgaming.com@gtempaccount.com | 3408935 | 2013-04-13 03:36:57 +0000 | [diff] [blame] | 582 | } |
| 583 | |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 584 | void Context::bindGenericTransformFeedbackBuffer(GLuint buffer) |
| 585 | { |
| 586 | mResourceManager->checkBufferAllocation(buffer); |
| 587 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 588 | mState.setGenericTransformFeedbackBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 589 | } |
| 590 | |
| 591 | void Context::bindIndexedTransformFeedbackBuffer(GLuint buffer, GLuint index, GLintptr offset, GLsizeiptr size) |
shannon.woods%transgaming.com@gtempaccount.com | 3408935 | 2013-04-13 03:36:57 +0000 | [diff] [blame] | 592 | { |
| 593 | mResourceManager->checkBufferAllocation(buffer); |
| 594 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 595 | mState.setIndexedTransformFeedbackBufferBinding(index, getBuffer(buffer), offset, size); |
shannon.woods%transgaming.com@gtempaccount.com | 3408935 | 2013-04-13 03:36:57 +0000 | [diff] [blame] | 596 | } |
| 597 | |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 598 | void Context::bindCopyReadBuffer(GLuint buffer) |
| 599 | { |
| 600 | mResourceManager->checkBufferAllocation(buffer); |
| 601 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 602 | mState.setCopyReadBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 603 | } |
| 604 | |
| 605 | void Context::bindCopyWriteBuffer(GLuint buffer) |
| 606 | { |
| 607 | mResourceManager->checkBufferAllocation(buffer); |
| 608 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 609 | mState.setCopyWriteBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 610 | } |
| 611 | |
shannon.woods%transgaming.com@gtempaccount.com | c926e5f | 2013-04-13 03:39:18 +0000 | [diff] [blame] | 612 | void Context::bindPixelPackBuffer(GLuint buffer) |
| 613 | { |
| 614 | mResourceManager->checkBufferAllocation(buffer); |
| 615 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 616 | mState.setPixelPackBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | c926e5f | 2013-04-13 03:39:18 +0000 | [diff] [blame] | 617 | } |
| 618 | |
| 619 | void Context::bindPixelUnpackBuffer(GLuint buffer) |
| 620 | { |
| 621 | mResourceManager->checkBufferAllocation(buffer); |
| 622 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 623 | mState.setPixelUnpackBufferBinding(getBuffer(buffer)); |
shannon.woods%transgaming.com@gtempaccount.com | c926e5f | 2013-04-13 03:39:18 +0000 | [diff] [blame] | 624 | } |
| 625 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 626 | void Context::useProgram(GLuint program) |
| 627 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 628 | GLuint priorProgramId = mState.getCurrentProgramId(); |
| 629 | Program *priorProgram = mResourceManager->getProgram(priorProgramId); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 630 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 631 | if (priorProgramId != program) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 632 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 633 | mState.setCurrentProgram(program, mResourceManager->getProgram(program)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 634 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 635 | if (priorProgram) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 636 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 637 | priorProgram->release(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 638 | } |
| 639 | } |
| 640 | } |
| 641 | |
daniel@transgaming.com | 95d2942 | 2012-07-24 18:36:10 +0000 | [diff] [blame] | 642 | void Context::linkProgram(GLuint program) |
| 643 | { |
| 644 | Program *programObject = mResourceManager->getProgram(program); |
| 645 | |
Brandon Jones | 43a53e2 | 2014-08-28 16:23:22 -0700 | [diff] [blame] | 646 | bool linked = programObject->link(getCaps()); |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 647 | |
| 648 | // if the current program was relinked successfully we |
| 649 | // need to install the new executables |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 650 | if (linked && program == mState.getCurrentProgramId()) |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 651 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 652 | mState.setCurrentProgramBinary(programObject->getProgramBinary()); |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 653 | } |
daniel@transgaming.com | 95d2942 | 2012-07-24 18:36:10 +0000 | [diff] [blame] | 654 | } |
| 655 | |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 656 | void Context::setProgramBinary(GLuint program, GLenum binaryFormat, const void *binary, GLint length) |
daniel@transgaming.com | 95d2942 | 2012-07-24 18:36:10 +0000 | [diff] [blame] | 657 | { |
| 658 | Program *programObject = mResourceManager->getProgram(program); |
| 659 | |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 660 | bool loaded = programObject->setProgramBinary(binaryFormat, binary, length); |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 661 | |
| 662 | // if the current program was reloaded successfully we |
| 663 | // need to install the new executables |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 664 | if (loaded && program == mState.getCurrentProgramId()) |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 665 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 666 | mState.setCurrentProgramBinary(programObject->getProgramBinary()); |
daniel@transgaming.com | 12394cf | 2012-07-24 18:37:59 +0000 | [diff] [blame] | 667 | } |
| 668 | |
daniel@transgaming.com | 95d2942 | 2012-07-24 18:36:10 +0000 | [diff] [blame] | 669 | } |
| 670 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 671 | void Context::bindTransformFeedback(GLuint transformFeedback) |
| 672 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 673 | mState.setTransformFeedbackBinding(getTransformFeedback(transformFeedback)); |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 674 | } |
| 675 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 676 | Error Context::beginQuery(GLenum target, GLuint query) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 677 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 678 | Query *queryObject = getQuery(query, true, target); |
Jamie Madill | db2f14c | 2014-05-13 13:56:30 -0400 | [diff] [blame] | 679 | ASSERT(queryObject); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 680 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 681 | // begin query |
| 682 | Error error = queryObject->begin(); |
| 683 | if (error.isError()) |
| 684 | { |
| 685 | return error; |
| 686 | } |
| 687 | |
| 688 | // set query as active for specified target only if begin succeeded |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 689 | mState.setActiveQuery(target, queryObject); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 690 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 691 | return Error(GL_NO_ERROR); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 692 | } |
| 693 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 694 | Error Context::endQuery(GLenum target) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 695 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 696 | Query *queryObject = mState.getActiveQuery(target); |
Jamie Madill | 45c785d | 2014-05-13 14:09:34 -0400 | [diff] [blame] | 697 | ASSERT(queryObject); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 698 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 699 | gl::Error error = queryObject->end(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 700 | |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 701 | // Always unbind the query, even if there was an error. This may delete the query object. |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 702 | mState.setActiveQuery(target, NULL); |
Geoff Lang | 5aad967 | 2014-09-08 11:10:42 -0400 | [diff] [blame] | 703 | |
| 704 | return error; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 705 | } |
| 706 | |
| 707 | void Context::setFramebufferZero(Framebuffer *buffer) |
| 708 | { |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 709 | // First, check to see if the old default framebuffer |
| 710 | // was set for draw or read framebuffer, and change |
| 711 | // the bindings to point to the new one before deleting it. |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 712 | if (mState.getDrawFramebuffer()->id() == 0) |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 713 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 714 | mState.setDrawFramebufferBinding(buffer); |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 715 | } |
| 716 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 717 | if (mState.getReadFramebuffer()->id() == 0) |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 718 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 719 | mState.setReadFramebufferBinding(buffer); |
Shannon Woods | aa2ab7d | 2014-06-24 17:51:51 -0400 | [diff] [blame] | 720 | } |
| 721 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 722 | delete mFramebufferMap[0]; |
| 723 | mFramebufferMap[0] = buffer; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 724 | } |
| 725 | |
daniel@transgaming.com | 70062c9 | 2012-11-28 19:32:30 +0000 | [diff] [blame] | 726 | void Context::setRenderbufferStorage(GLsizei width, GLsizei height, GLenum internalformat, GLsizei samples) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 727 | { |
Geoff Lang | 6cf8e1b | 2014-07-03 13:03:57 -0400 | [diff] [blame] | 728 | ASSERT(getTextureCaps().get(internalformat).renderable); |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 729 | |
daniel@transgaming.com | 70062c9 | 2012-11-28 19:32:30 +0000 | [diff] [blame] | 730 | RenderbufferStorage *renderbuffer = NULL; |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 731 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 732 | const InternalFormat &formatInfo = GetInternalFormatInfo(internalformat); |
| 733 | if (formatInfo.depthBits > 0 && formatInfo.stencilBits > 0) |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 734 | { |
daniel@transgaming.com | 70062c9 | 2012-11-28 19:32:30 +0000 | [diff] [blame] | 735 | renderbuffer = new gl::DepthStencilbuffer(mRenderer, width, height, samples); |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 736 | } |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 737 | else if (formatInfo.depthBits > 0) |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 738 | { |
| 739 | renderbuffer = new gl::Depthbuffer(mRenderer, width, height, samples); |
| 740 | } |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 741 | else if (formatInfo.stencilBits > 0) |
Geoff Lang | 2e1dcd5 | 2013-05-29 10:34:08 -0400 | [diff] [blame] | 742 | { |
| 743 | renderbuffer = new gl::Stencilbuffer(mRenderer, width, height, samples); |
| 744 | } |
| 745 | else |
| 746 | { |
Geoff Lang | 6cf8e1b | 2014-07-03 13:03:57 -0400 | [diff] [blame] | 747 | renderbuffer = new gl::Colorbuffer(mRenderer, width, height, internalformat, samples); |
daniel@transgaming.com | 70062c9 | 2012-11-28 19:32:30 +0000 | [diff] [blame] | 748 | } |
| 749 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 750 | mState.getCurrentRenderbuffer()->setStorage(renderbuffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 751 | } |
| 752 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 753 | Framebuffer *Context::getFramebuffer(unsigned int handle) const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 754 | { |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 755 | FramebufferMap::const_iterator framebuffer = mFramebufferMap.find(handle); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 756 | |
| 757 | if (framebuffer == mFramebufferMap.end()) |
| 758 | { |
| 759 | return NULL; |
| 760 | } |
| 761 | else |
| 762 | { |
| 763 | return framebuffer->second; |
| 764 | } |
| 765 | } |
| 766 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 767 | FenceNV *Context::getFenceNV(unsigned int handle) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 768 | { |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 769 | FenceNVMap::iterator fence = mFenceNVMap.find(handle); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 770 | |
Jamie Madill | 33dc843 | 2013-07-26 11:55:05 -0400 | [diff] [blame] | 771 | if (fence == mFenceNVMap.end()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 772 | { |
| 773 | return NULL; |
| 774 | } |
| 775 | else |
| 776 | { |
| 777 | return fence->second; |
| 778 | } |
| 779 | } |
| 780 | |
| 781 | Query *Context::getQuery(unsigned int handle, bool create, GLenum type) |
| 782 | { |
| 783 | QueryMap::iterator query = mQueryMap.find(handle); |
| 784 | |
| 785 | if (query == mQueryMap.end()) |
| 786 | { |
| 787 | return NULL; |
| 788 | } |
| 789 | else |
| 790 | { |
| 791 | if (!query->second && create) |
| 792 | { |
Brandon Jones | 3b579e3 | 2014-08-08 10:54:25 -0700 | [diff] [blame] | 793 | query->second = new Query(mRenderer->createQuery(type), handle); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 794 | query->second->addRef(); |
| 795 | } |
| 796 | return query->second; |
| 797 | } |
| 798 | } |
| 799 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 800 | Texture *Context::getTargetTexture(GLenum target) const |
| 801 | { |
| 802 | if (!ValidTextureTarget(this, target)) |
| 803 | { |
| 804 | return NULL; |
| 805 | } |
| 806 | |
| 807 | switch (target) |
| 808 | { |
| 809 | case GL_TEXTURE_2D: return getTexture2D(); |
| 810 | case GL_TEXTURE_CUBE_MAP: return getTextureCubeMap(); |
| 811 | case GL_TEXTURE_3D: return getTexture3D(); |
| 812 | case GL_TEXTURE_2D_ARRAY: return getTexture2DArray(); |
| 813 | default: return NULL; |
| 814 | } |
| 815 | } |
| 816 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 817 | Texture2D *Context::getTexture2D() const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 818 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 819 | return static_cast<Texture2D*>(getSamplerTexture(mState.getActiveSampler(), GL_TEXTURE_2D)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 820 | } |
| 821 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 822 | TextureCubeMap *Context::getTextureCubeMap() const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 823 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 824 | return static_cast<TextureCubeMap*>(getSamplerTexture(mState.getActiveSampler(), GL_TEXTURE_CUBE_MAP)); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 825 | } |
| 826 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 827 | Texture3D *Context::getTexture3D() const |
shannon.woods%transgaming.com@gtempaccount.com | c416e1c | 2013-04-13 03:45:05 +0000 | [diff] [blame] | 828 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 829 | return static_cast<Texture3D*>(getSamplerTexture(mState.getActiveSampler(), GL_TEXTURE_3D)); |
shannon.woods%transgaming.com@gtempaccount.com | c416e1c | 2013-04-13 03:45:05 +0000 | [diff] [blame] | 830 | } |
| 831 | |
Jamie Madill | 1fc7e2c | 2014-01-21 16:47:10 -0500 | [diff] [blame] | 832 | Texture2DArray *Context::getTexture2DArray() const |
shannon.woods%transgaming.com@gtempaccount.com | 90dbc44 | 2013-04-13 03:46:14 +0000 | [diff] [blame] | 833 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 834 | return static_cast<Texture2DArray*>(getSamplerTexture(mState.getActiveSampler(), GL_TEXTURE_2D_ARRAY)); |
shannon.woods%transgaming.com@gtempaccount.com | c926e5f | 2013-04-13 03:39:18 +0000 | [diff] [blame] | 835 | } |
| 836 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 837 | Texture *Context::getSamplerTexture(unsigned int sampler, GLenum type) const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 838 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 839 | if (mState.getSamplerTextureId(sampler, type) == 0) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 840 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 841 | return mZeroTextures.at(type).get(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 842 | } |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 843 | else |
| 844 | { |
| 845 | return mState.getSamplerTexture(sampler, type); |
| 846 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 847 | } |
| 848 | |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 849 | void Context::getBooleanv(GLenum pname, GLboolean *params) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 850 | { |
| 851 | switch (pname) |
| 852 | { |
daniel@transgaming.com | f39967e | 2012-11-28 19:35:56 +0000 | [diff] [blame] | 853 | case GL_SHADER_COMPILER: *params = GL_TRUE; break; |
daniel@transgaming.com | f39967e | 2012-11-28 19:35:56 +0000 | [diff] [blame] | 854 | case GL_CONTEXT_ROBUST_ACCESS_EXT: *params = mRobustAccess ? GL_TRUE : GL_FALSE; break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 855 | default: |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 856 | mState.getBooleanv(pname, params); |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 857 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 858 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 859 | } |
| 860 | |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 861 | void Context::getFloatv(GLenum pname, GLfloat *params) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 862 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 863 | // Queries about context capabilities and maximums are answered by Context. |
| 864 | // Queries about current GL state values are answered by State. |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 865 | switch (pname) |
| 866 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 867 | case GL_ALIASED_LINE_WIDTH_RANGE: |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 868 | params[0] = mCaps.minAliasedLineWidth; |
| 869 | params[1] = mCaps.maxAliasedLineWidth; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 870 | break; |
| 871 | case GL_ALIASED_POINT_SIZE_RANGE: |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 872 | params[0] = mCaps.minAliasedPointSize; |
| 873 | params[1] = mCaps.maxAliasedPointSize; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 874 | break; |
daniel@transgaming.com | 07ab841 | 2012-07-12 15:17:09 +0000 | [diff] [blame] | 875 | case GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT: |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 876 | ASSERT(mExtensions.textureFilterAnisotropic); |
| 877 | *params = mExtensions.maxTextureAnisotropy; |
daniel@transgaming.com | 07ab841 | 2012-07-12 15:17:09 +0000 | [diff] [blame] | 878 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 879 | default: |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 880 | mState.getFloatv(pname, params); |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 881 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 882 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 883 | } |
| 884 | |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 885 | void Context::getIntegerv(GLenum pname, GLint *params) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 886 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 887 | // Queries about context capabilities and maximums are answered by Context. |
| 888 | // Queries about current GL state values are answered by State. |
shannon.woods%transgaming.com@gtempaccount.com | bc373e5 | 2013-04-13 03:31:23 +0000 | [diff] [blame] | 889 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 890 | switch (pname) |
| 891 | { |
Geoff Lang | 301d161 | 2014-07-09 10:34:37 -0400 | [diff] [blame] | 892 | case GL_MAX_VERTEX_ATTRIBS: *params = mCaps.maxVertexAttributes; break; |
| 893 | case GL_MAX_VERTEX_UNIFORM_VECTORS: *params = mCaps.maxVertexUniformVectors; break; |
| 894 | case GL_MAX_VERTEX_UNIFORM_COMPONENTS: *params = mCaps.maxVertexUniformComponents; break; |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 895 | case GL_MAX_VARYING_VECTORS: *params = mCaps.maxVaryingVectors; break; |
| 896 | case GL_MAX_VARYING_COMPONENTS: *params = mCaps.maxVertexOutputComponents; break; |
| 897 | case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: *params = mCaps.maxCombinedTextureImageUnits; break; |
Geoff Lang | 301d161 | 2014-07-09 10:34:37 -0400 | [diff] [blame] | 898 | case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS: *params = mCaps.maxVertexTextureImageUnits; break; |
| 899 | case GL_MAX_TEXTURE_IMAGE_UNITS: *params = mCaps.maxTextureImageUnits; break; |
| 900 | case GL_MAX_FRAGMENT_UNIFORM_VECTORS: *params = mCaps.maxFragmentUniformVectors; break; |
| 901 | case GL_MAX_FRAGMENT_UNIFORM_COMPONENTS: *params = mCaps.maxFragmentInputComponents; break; |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 902 | case GL_MAX_RENDERBUFFER_SIZE: *params = mCaps.maxRenderbufferSize; break; |
| 903 | case GL_MAX_COLOR_ATTACHMENTS_EXT: *params = mCaps.maxColorAttachments; break; |
| 904 | case GL_MAX_DRAW_BUFFERS_EXT: *params = mCaps.maxDrawBuffers; break; |
Jamie Madill | 1caff07 | 2013-07-19 16:36:56 -0400 | [diff] [blame] | 905 | //case GL_FRAMEBUFFER_BINDING: // now equivalent to GL_DRAW_FRAMEBUFFER_BINDING_ANGLE |
Jamie Madill | 1caff07 | 2013-07-19 16:36:56 -0400 | [diff] [blame] | 906 | case GL_SUBPIXEL_BITS: *params = 4; break; |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 907 | case GL_MAX_TEXTURE_SIZE: *params = mCaps.max2DTextureSize; break; |
| 908 | case GL_MAX_CUBE_MAP_TEXTURE_SIZE: *params = mCaps.maxCubeMapTextureSize; break; |
| 909 | case GL_MAX_3D_TEXTURE_SIZE: *params = mCaps.max3DTextureSize; break; |
| 910 | case GL_MAX_ARRAY_TEXTURE_LAYERS: *params = mCaps.maxArrayTextureLayers; break; |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 911 | case GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT: *params = mCaps.uniformBufferOffsetAlignment; break; |
| 912 | case GL_MAX_UNIFORM_BUFFER_BINDINGS: *params = mCaps.maxUniformBufferBindings; break; |
Geoff Lang | 301d161 | 2014-07-09 10:34:37 -0400 | [diff] [blame] | 913 | case GL_MAX_VERTEX_UNIFORM_BLOCKS: *params = mCaps.maxVertexUniformBlocks; break; |
| 914 | case GL_MAX_FRAGMENT_UNIFORM_BLOCKS: *params = mCaps.maxFragmentUniformBlocks; break; |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 915 | case GL_MAX_COMBINED_UNIFORM_BLOCKS: *params = mCaps.maxCombinedTextureImageUnits; break; |
Jamie Madill | ee7010d | 2013-10-17 10:45:47 -0400 | [diff] [blame] | 916 | case GL_MAJOR_VERSION: *params = mClientVersion; break; |
| 917 | case GL_MINOR_VERSION: *params = 0; break; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 918 | case GL_MAX_ELEMENTS_INDICES: *params = mCaps.maxElementsIndices; break; |
| 919 | case GL_MAX_ELEMENTS_VERTICES: *params = mCaps.maxElementsVertices; break; |
Geoff Lang | 05881a0 | 2014-07-10 14:05:30 -0400 | [diff] [blame] | 920 | case GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS: *params = mCaps.maxTransformFeedbackInterleavedComponents; break; |
| 921 | case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS: *params = mCaps.maxTransformFeedbackSeparateAttributes; break; |
| 922 | case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS: *params = mCaps.maxTransformFeedbackSeparateComponents; break; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 923 | case GL_NUM_COMPRESSED_TEXTURE_FORMATS: *params = mCaps.compressedTextureFormats.size(); break; |
Geoff Lang | 5f4c463 | 2014-07-03 13:46:52 -0400 | [diff] [blame] | 924 | case GL_MAX_SAMPLES_ANGLE: *params = mExtensions.maxSamples; break; |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 925 | case GL_IMPLEMENTATION_COLOR_READ_TYPE: |
| 926 | case GL_IMPLEMENTATION_COLOR_READ_FORMAT: |
| 927 | { |
Geoff Lang | 005df41 | 2013-10-16 14:12:50 -0400 | [diff] [blame] | 928 | GLenum internalFormat, format, type; |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 929 | getCurrentReadFormatType(&internalFormat, &format, &type); |
| 930 | if (pname == GL_IMPLEMENTATION_COLOR_READ_FORMAT) |
| 931 | *params = format; |
| 932 | else |
| 933 | *params = type; |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 934 | } |
| 935 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 936 | case GL_MAX_VIEWPORT_DIMS: |
| 937 | { |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 938 | params[0] = mCaps.maxViewportWidth; |
| 939 | params[1] = mCaps.maxViewportHeight; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 940 | } |
| 941 | break; |
| 942 | case GL_COMPRESSED_TEXTURE_FORMATS: |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 943 | std::copy(mCaps.compressedTextureFormats.begin(), mCaps.compressedTextureFormats.end(), params); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 944 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 945 | case GL_RESET_NOTIFICATION_STRATEGY_EXT: |
| 946 | *params = mResetStrategy; |
| 947 | break; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 948 | case GL_NUM_SHADER_BINARY_FORMATS: |
| 949 | *params = mCaps.shaderBinaryFormats.size(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 950 | break; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 951 | case GL_SHADER_BINARY_FORMATS: |
| 952 | std::copy(mCaps.shaderBinaryFormats.begin(), mCaps.shaderBinaryFormats.end(), params); |
| 953 | break; |
| 954 | case GL_NUM_PROGRAM_BINARY_FORMATS: |
| 955 | *params = mCaps.programBinaryFormats.size(); |
| 956 | break; |
| 957 | case GL_PROGRAM_BINARY_FORMATS: |
| 958 | std::copy(mCaps.programBinaryFormats.begin(), mCaps.programBinaryFormats.end(), params); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 959 | break; |
Geoff Lang | 23c8169 | 2013-08-12 10:46:58 -0400 | [diff] [blame] | 960 | case GL_NUM_EXTENSIONS: |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 961 | *params = static_cast<GLint>(mExtensionStrings.size()); |
Geoff Lang | 23c8169 | 2013-08-12 10:46:58 -0400 | [diff] [blame] | 962 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 963 | default: |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 964 | mState.getIntegerv(pname, params); |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 965 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 966 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 967 | } |
| 968 | |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 969 | void Context::getInteger64v(GLenum pname, GLint64 *params) |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 970 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 971 | // Queries about context capabilities and maximums are answered by Context. |
| 972 | // Queries about current GL state values are answered by State. |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 973 | switch (pname) |
| 974 | { |
| 975 | case GL_MAX_ELEMENT_INDEX: |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 976 | *params = mCaps.maxElementIndex; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 977 | break; |
| 978 | case GL_MAX_UNIFORM_BLOCK_SIZE: |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 979 | *params = mCaps.maxUniformBlockSize; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 980 | break; |
| 981 | case GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS: |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 982 | *params = mCaps.maxCombinedVertexUniformComponents; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 983 | break; |
| 984 | case GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS: |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 985 | *params = mCaps.maxCombinedFragmentUniformComponents; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 986 | break; |
| 987 | case GL_MAX_SERVER_WAIT_TIMEOUT: |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 988 | *params = mCaps.maxServerWaitTimeout; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 989 | break; |
| 990 | default: |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 991 | UNREACHABLE(); |
| 992 | break; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 993 | } |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 994 | } |
| 995 | |
Shannon Woods | 1b2fb85 | 2013-08-19 14:28:48 -0400 | [diff] [blame] | 996 | bool Context::getIndexedIntegerv(GLenum target, GLuint index, GLint *data) |
| 997 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 998 | // Queries about context capabilities and maximums are answered by Context. |
| 999 | // Queries about current GL state values are answered by State. |
| 1000 | // Indexed integer queries all refer to current state, so this function is a |
| 1001 | // mere passthrough. |
| 1002 | return mState.getIndexedIntegerv(target, index, data); |
Shannon Woods | 1b2fb85 | 2013-08-19 14:28:48 -0400 | [diff] [blame] | 1003 | } |
| 1004 | |
| 1005 | bool Context::getIndexedInteger64v(GLenum target, GLuint index, GLint64 *data) |
| 1006 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1007 | // Queries about context capabilities and maximums are answered by Context. |
| 1008 | // Queries about current GL state values are answered by State. |
| 1009 | // Indexed integer queries all refer to current state, so this function is a |
| 1010 | // mere passthrough. |
| 1011 | return mState.getIndexedInteger64v(target, index, data); |
Shannon Woods | 1b2fb85 | 2013-08-19 14:28:48 -0400 | [diff] [blame] | 1012 | } |
| 1013 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1014 | bool Context::getQueryParameterInfo(GLenum pname, GLenum *type, unsigned int *numParams) |
| 1015 | { |
shannon.woods%transgaming.com@gtempaccount.com | bc373e5 | 2013-04-13 03:31:23 +0000 | [diff] [blame] | 1016 | if (pname >= GL_DRAW_BUFFER0_EXT && pname <= GL_DRAW_BUFFER15_EXT) |
| 1017 | { |
| 1018 | *type = GL_INT; |
| 1019 | *numParams = 1; |
| 1020 | return true; |
| 1021 | } |
| 1022 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1023 | // Please note: the query type returned for DEPTH_CLEAR_VALUE in this implementation |
| 1024 | // is FLOAT rather than INT, as would be suggested by the GL ES 2.0 spec. This is due |
| 1025 | // to the fact that it is stored internally as a float, and so would require conversion |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 1026 | // if returned from Context::getIntegerv. Since this conversion is already implemented |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1027 | // in the case that one calls glGetIntegerv to retrieve a float-typed state variable, we |
| 1028 | // place DEPTH_CLEAR_VALUE with the floats. This should make no difference to the calling |
| 1029 | // application. |
| 1030 | switch (pname) |
| 1031 | { |
| 1032 | case GL_COMPRESSED_TEXTURE_FORMATS: |
| 1033 | { |
| 1034 | *type = GL_INT; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 1035 | *numParams = mCaps.compressedTextureFormats.size(); |
| 1036 | } |
| 1037 | return true; |
| 1038 | case GL_PROGRAM_BINARY_FORMATS_OES: |
| 1039 | { |
| 1040 | *type = GL_INT; |
| 1041 | *numParams = mCaps.programBinaryFormats.size(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1042 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1043 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1044 | case GL_SHADER_BINARY_FORMATS: |
| 1045 | { |
| 1046 | *type = GL_INT; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 1047 | *numParams = mCaps.shaderBinaryFormats.size(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1048 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1049 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1050 | case GL_MAX_VERTEX_ATTRIBS: |
| 1051 | case GL_MAX_VERTEX_UNIFORM_VECTORS: |
| 1052 | case GL_MAX_VARYING_VECTORS: |
| 1053 | case GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: |
| 1054 | case GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS: |
| 1055 | case GL_MAX_TEXTURE_IMAGE_UNITS: |
| 1056 | case GL_MAX_FRAGMENT_UNIFORM_VECTORS: |
| 1057 | case GL_MAX_RENDERBUFFER_SIZE: |
shannon.woods%transgaming.com@gtempaccount.com | 9790c47 | 2013-04-13 03:28:23 +0000 | [diff] [blame] | 1058 | case GL_MAX_COLOR_ATTACHMENTS_EXT: |
shannon.woods%transgaming.com@gtempaccount.com | bc373e5 | 2013-04-13 03:31:23 +0000 | [diff] [blame] | 1059 | case GL_MAX_DRAW_BUFFERS_EXT: |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1060 | case GL_NUM_SHADER_BINARY_FORMATS: |
| 1061 | case GL_NUM_COMPRESSED_TEXTURE_FORMATS: |
| 1062 | case GL_ARRAY_BUFFER_BINDING: |
Vladimir Vukicevic | 1e51435 | 2014-05-13 15:53:06 -0700 | [diff] [blame] | 1063 | //case GL_FRAMEBUFFER_BINDING: // equivalent to DRAW_FRAMEBUFFER_BINDING_ANGLE |
| 1064 | case GL_DRAW_FRAMEBUFFER_BINDING_ANGLE: |
| 1065 | case GL_READ_FRAMEBUFFER_BINDING_ANGLE: |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1066 | case GL_RENDERBUFFER_BINDING: |
| 1067 | case GL_CURRENT_PROGRAM: |
| 1068 | case GL_PACK_ALIGNMENT: |
| 1069 | case GL_PACK_REVERSE_ROW_ORDER_ANGLE: |
| 1070 | case GL_UNPACK_ALIGNMENT: |
| 1071 | case GL_GENERATE_MIPMAP_HINT: |
| 1072 | case GL_FRAGMENT_SHADER_DERIVATIVE_HINT_OES: |
| 1073 | case GL_RED_BITS: |
| 1074 | case GL_GREEN_BITS: |
| 1075 | case GL_BLUE_BITS: |
| 1076 | case GL_ALPHA_BITS: |
| 1077 | case GL_DEPTH_BITS: |
| 1078 | case GL_STENCIL_BITS: |
| 1079 | case GL_ELEMENT_ARRAY_BUFFER_BINDING: |
| 1080 | case GL_CULL_FACE_MODE: |
| 1081 | case GL_FRONT_FACE: |
| 1082 | case GL_ACTIVE_TEXTURE: |
| 1083 | case GL_STENCIL_FUNC: |
| 1084 | case GL_STENCIL_VALUE_MASK: |
| 1085 | case GL_STENCIL_REF: |
| 1086 | case GL_STENCIL_FAIL: |
| 1087 | case GL_STENCIL_PASS_DEPTH_FAIL: |
| 1088 | case GL_STENCIL_PASS_DEPTH_PASS: |
| 1089 | case GL_STENCIL_BACK_FUNC: |
| 1090 | case GL_STENCIL_BACK_VALUE_MASK: |
| 1091 | case GL_STENCIL_BACK_REF: |
| 1092 | case GL_STENCIL_BACK_FAIL: |
| 1093 | case GL_STENCIL_BACK_PASS_DEPTH_FAIL: |
| 1094 | case GL_STENCIL_BACK_PASS_DEPTH_PASS: |
| 1095 | case GL_DEPTH_FUNC: |
| 1096 | case GL_BLEND_SRC_RGB: |
| 1097 | case GL_BLEND_SRC_ALPHA: |
| 1098 | case GL_BLEND_DST_RGB: |
| 1099 | case GL_BLEND_DST_ALPHA: |
| 1100 | case GL_BLEND_EQUATION_RGB: |
| 1101 | case GL_BLEND_EQUATION_ALPHA: |
| 1102 | case GL_STENCIL_WRITEMASK: |
| 1103 | case GL_STENCIL_BACK_WRITEMASK: |
| 1104 | case GL_STENCIL_CLEAR_VALUE: |
| 1105 | case GL_SUBPIXEL_BITS: |
| 1106 | case GL_MAX_TEXTURE_SIZE: |
| 1107 | case GL_MAX_CUBE_MAP_TEXTURE_SIZE: |
| 1108 | case GL_SAMPLE_BUFFERS: |
| 1109 | case GL_SAMPLES: |
| 1110 | case GL_IMPLEMENTATION_COLOR_READ_TYPE: |
| 1111 | case GL_IMPLEMENTATION_COLOR_READ_FORMAT: |
| 1112 | case GL_TEXTURE_BINDING_2D: |
| 1113 | case GL_TEXTURE_BINDING_CUBE_MAP: |
| 1114 | case GL_RESET_NOTIFICATION_STRATEGY_EXT: |
| 1115 | case GL_NUM_PROGRAM_BINARY_FORMATS_OES: |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1116 | { |
| 1117 | *type = GL_INT; |
| 1118 | *numParams = 1; |
| 1119 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1120 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1121 | case GL_MAX_SAMPLES_ANGLE: |
| 1122 | { |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 1123 | if (mExtensions.framebufferMultisample) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1124 | { |
| 1125 | *type = GL_INT; |
| 1126 | *numParams = 1; |
| 1127 | } |
| 1128 | else |
| 1129 | { |
| 1130 | return false; |
| 1131 | } |
| 1132 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1133 | return true; |
Shannon Woods | 158c438 | 2014-05-06 13:00:07 -0400 | [diff] [blame] | 1134 | case GL_PIXEL_PACK_BUFFER_BINDING: |
| 1135 | case GL_PIXEL_UNPACK_BUFFER_BINDING: |
| 1136 | { |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 1137 | if (mExtensions.pixelBufferObject) |
Shannon Woods | 158c438 | 2014-05-06 13:00:07 -0400 | [diff] [blame] | 1138 | { |
| 1139 | *type = GL_INT; |
| 1140 | *numParams = 1; |
| 1141 | } |
| 1142 | else |
| 1143 | { |
| 1144 | return false; |
| 1145 | } |
| 1146 | } |
| 1147 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1148 | case GL_MAX_VIEWPORT_DIMS: |
| 1149 | { |
| 1150 | *type = GL_INT; |
| 1151 | *numParams = 2; |
| 1152 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1153 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1154 | case GL_VIEWPORT: |
| 1155 | case GL_SCISSOR_BOX: |
| 1156 | { |
| 1157 | *type = GL_INT; |
| 1158 | *numParams = 4; |
| 1159 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1160 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1161 | case GL_SHADER_COMPILER: |
| 1162 | case GL_SAMPLE_COVERAGE_INVERT: |
| 1163 | case GL_DEPTH_WRITEMASK: |
| 1164 | case GL_CULL_FACE: // CULL_FACE through DITHER are natural to IsEnabled, |
| 1165 | case GL_POLYGON_OFFSET_FILL: // but can be retrieved through the Get{Type}v queries. |
| 1166 | case GL_SAMPLE_ALPHA_TO_COVERAGE: // For this purpose, they are treated here as bool-natural |
| 1167 | case GL_SAMPLE_COVERAGE: |
| 1168 | case GL_SCISSOR_TEST: |
| 1169 | case GL_STENCIL_TEST: |
| 1170 | case GL_DEPTH_TEST: |
| 1171 | case GL_BLEND: |
| 1172 | case GL_DITHER: |
| 1173 | case GL_CONTEXT_ROBUST_ACCESS_EXT: |
| 1174 | { |
| 1175 | *type = GL_BOOL; |
| 1176 | *numParams = 1; |
| 1177 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1178 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1179 | case GL_COLOR_WRITEMASK: |
| 1180 | { |
| 1181 | *type = GL_BOOL; |
| 1182 | *numParams = 4; |
| 1183 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1184 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1185 | case GL_POLYGON_OFFSET_FACTOR: |
| 1186 | case GL_POLYGON_OFFSET_UNITS: |
| 1187 | case GL_SAMPLE_COVERAGE_VALUE: |
| 1188 | case GL_DEPTH_CLEAR_VALUE: |
| 1189 | case GL_LINE_WIDTH: |
| 1190 | { |
| 1191 | *type = GL_FLOAT; |
| 1192 | *numParams = 1; |
| 1193 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1194 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1195 | case GL_ALIASED_LINE_WIDTH_RANGE: |
| 1196 | case GL_ALIASED_POINT_SIZE_RANGE: |
| 1197 | case GL_DEPTH_RANGE: |
| 1198 | { |
| 1199 | *type = GL_FLOAT; |
| 1200 | *numParams = 2; |
| 1201 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1202 | return true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1203 | case GL_COLOR_CLEAR_VALUE: |
| 1204 | case GL_BLEND_COLOR: |
| 1205 | { |
| 1206 | *type = GL_FLOAT; |
| 1207 | *numParams = 4; |
| 1208 | } |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1209 | return true; |
daniel@transgaming.com | 07ab841 | 2012-07-12 15:17:09 +0000 | [diff] [blame] | 1210 | case GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT: |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 1211 | if (!mExtensions.maxTextureAnisotropy) |
daniel@transgaming.com | 07ab841 | 2012-07-12 15:17:09 +0000 | [diff] [blame] | 1212 | { |
| 1213 | return false; |
| 1214 | } |
| 1215 | *type = GL_FLOAT; |
| 1216 | *numParams = 1; |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1217 | return true; |
| 1218 | } |
| 1219 | |
| 1220 | if (mClientVersion < 3) |
| 1221 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1222 | return false; |
| 1223 | } |
| 1224 | |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1225 | // Check for ES3.0+ parameter names |
| 1226 | switch (pname) |
| 1227 | { |
shannonwoods@chromium.org | 97c3d50 | 2013-05-30 00:04:34 +0000 | [diff] [blame] | 1228 | case GL_MAX_UNIFORM_BUFFER_BINDINGS: |
| 1229 | case GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT: |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1230 | case GL_UNIFORM_BUFFER_BINDING: |
| 1231 | case GL_TRANSFORM_FEEDBACK_BINDING: |
shannon.woods%transgaming.com@gtempaccount.com | 5117188 | 2013-04-13 03:39:10 +0000 | [diff] [blame] | 1232 | case GL_COPY_READ_BUFFER_BINDING: |
| 1233 | case GL_COPY_WRITE_BUFFER_BINDING: |
shannon.woods%transgaming.com@gtempaccount.com | c416e1c | 2013-04-13 03:45:05 +0000 | [diff] [blame] | 1234 | case GL_TEXTURE_BINDING_3D: |
shannon.woods%transgaming.com@gtempaccount.com | 90dbc44 | 2013-04-13 03:46:14 +0000 | [diff] [blame] | 1235 | case GL_TEXTURE_BINDING_2D_ARRAY: |
shannon.woods%transgaming.com@gtempaccount.com | c1fdf6b | 2013-04-13 03:44:41 +0000 | [diff] [blame] | 1236 | case GL_MAX_3D_TEXTURE_SIZE: |
shannon.woods%transgaming.com@gtempaccount.com | a98a811 | 2013-04-13 03:45:57 +0000 | [diff] [blame] | 1237 | case GL_MAX_ARRAY_TEXTURE_LAYERS: |
shannonwoods@chromium.org | f2d76f8 | 2013-05-30 00:06:32 +0000 | [diff] [blame] | 1238 | case GL_MAX_VERTEX_UNIFORM_BLOCKS: |
| 1239 | case GL_MAX_FRAGMENT_UNIFORM_BLOCKS: |
| 1240 | case GL_MAX_COMBINED_UNIFORM_BLOCKS: |
Geoff Lang | d3ff900 | 2014-05-08 11:19:27 -0400 | [diff] [blame] | 1241 | case GL_MAX_VARYING_COMPONENTS: |
Jamie Madill | efb3bd1 | 2013-07-02 11:57:05 -0400 | [diff] [blame] | 1242 | case GL_VERTEX_ARRAY_BINDING: |
Jamie Madill | 38850df | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 1243 | case GL_MAX_VERTEX_UNIFORM_COMPONENTS: |
| 1244 | case GL_MAX_FRAGMENT_UNIFORM_COMPONENTS: |
Geoff Lang | 23c8169 | 2013-08-12 10:46:58 -0400 | [diff] [blame] | 1245 | case GL_NUM_EXTENSIONS: |
Jamie Madill | ee7010d | 2013-10-17 10:45:47 -0400 | [diff] [blame] | 1246 | case GL_MAJOR_VERSION: |
| 1247 | case GL_MINOR_VERSION: |
Jamie Madill | 13a2f85 | 2013-12-11 16:35:08 -0500 | [diff] [blame] | 1248 | case GL_MAX_ELEMENTS_INDICES: |
| 1249 | case GL_MAX_ELEMENTS_VERTICES: |
Geoff Lang | 1b6edcb | 2014-02-03 14:27:56 -0500 | [diff] [blame] | 1250 | case GL_MAX_TRANSFORM_FEEDBACK_INTERLEAVED_COMPONENTS: |
Jamie Madill | 2e50355 | 2013-12-19 13:48:34 -0500 | [diff] [blame] | 1251 | case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_ATTRIBS: |
Geoff Lang | 1b6edcb | 2014-02-03 14:27:56 -0500 | [diff] [blame] | 1252 | case GL_MAX_TRANSFORM_FEEDBACK_SEPARATE_COMPONENTS: |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1253 | { |
| 1254 | *type = GL_INT; |
| 1255 | *numParams = 1; |
| 1256 | } |
| 1257 | return true; |
Jamie Madill | 0fda986 | 2013-07-19 16:36:55 -0400 | [diff] [blame] | 1258 | |
| 1259 | case GL_MAX_ELEMENT_INDEX: |
| 1260 | case GL_MAX_UNIFORM_BLOCK_SIZE: |
| 1261 | case GL_MAX_COMBINED_VERTEX_UNIFORM_COMPONENTS: |
| 1262 | case GL_MAX_COMBINED_FRAGMENT_UNIFORM_COMPONENTS: |
| 1263 | case GL_MAX_SERVER_WAIT_TIMEOUT: |
| 1264 | { |
| 1265 | *type = GL_INT_64_ANGLEX; |
| 1266 | *numParams = 1; |
| 1267 | } |
| 1268 | return true; |
Jamie Madill | 2e50355 | 2013-12-19 13:48:34 -0500 | [diff] [blame] | 1269 | |
| 1270 | case GL_TRANSFORM_FEEDBACK_ACTIVE: |
Geoff Lang | 1b6edcb | 2014-02-03 14:27:56 -0500 | [diff] [blame] | 1271 | case GL_TRANSFORM_FEEDBACK_PAUSED: |
Jamie Madill | 2e50355 | 2013-12-19 13:48:34 -0500 | [diff] [blame] | 1272 | { |
| 1273 | *type = GL_BOOL; |
| 1274 | *numParams = 1; |
| 1275 | } |
| 1276 | return true; |
shannon.woods%transgaming.com@gtempaccount.com | 667a29c | 2013-04-13 03:39:04 +0000 | [diff] [blame] | 1277 | } |
| 1278 | |
| 1279 | return false; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1280 | } |
| 1281 | |
Shannon Woods | 1b2fb85 | 2013-08-19 14:28:48 -0400 | [diff] [blame] | 1282 | bool Context::getIndexedQueryParameterInfo(GLenum target, GLenum *type, unsigned int *numParams) |
| 1283 | { |
| 1284 | if (mClientVersion < 3) |
| 1285 | { |
| 1286 | return false; |
| 1287 | } |
| 1288 | |
| 1289 | switch (target) |
| 1290 | { |
| 1291 | case GL_TRANSFORM_FEEDBACK_BUFFER_BINDING: |
| 1292 | case GL_UNIFORM_BUFFER_BINDING: |
| 1293 | { |
| 1294 | *type = GL_INT; |
| 1295 | *numParams = 1; |
| 1296 | } |
| 1297 | return true; |
| 1298 | case GL_TRANSFORM_FEEDBACK_BUFFER_START: |
| 1299 | case GL_TRANSFORM_FEEDBACK_BUFFER_SIZE: |
| 1300 | case GL_UNIFORM_BUFFER_START: |
| 1301 | case GL_UNIFORM_BUFFER_SIZE: |
| 1302 | { |
| 1303 | *type = GL_INT_64_ANGLEX; |
| 1304 | *numParams = 1; |
| 1305 | } |
| 1306 | } |
| 1307 | |
| 1308 | return false; |
| 1309 | } |
| 1310 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1311 | // Applies the render target surface, depth stencil surface, viewport rectangle and |
daniel@transgaming.com | 1298518 | 2012-12-20 20:56:31 +0000 | [diff] [blame] | 1312 | // scissor rectangle to the renderer |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1313 | void Context::applyRenderTarget(GLenum drawMode, bool ignoreViewport) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1314 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1315 | Framebuffer *framebufferObject = mState.getDrawFramebuffer(); |
Jamie Madill | 13f7d7d | 2014-06-20 13:21:27 -0400 | [diff] [blame] | 1316 | ASSERT(framebufferObject && framebufferObject->completeness() == GL_FRAMEBUFFER_COMPLETE); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1317 | |
daniel@transgaming.com | 8a8b24c | 2012-11-28 19:36:26 +0000 | [diff] [blame] | 1318 | mRenderer->applyRenderTarget(framebufferObject); |
| 1319 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1320 | float nearZ, farZ; |
| 1321 | mState.getDepthRange(&nearZ, &farZ); |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1322 | mRenderer->setViewport(mState.getViewport(), nearZ, farZ, drawMode, mState.getRasterizerState().frontFace, |
| 1323 | ignoreViewport); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1324 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1325 | mRenderer->setScissorRectangle(mState.getScissor(), mState.isScissorTestEnabled()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1326 | } |
| 1327 | |
| 1328 | // Applies the fixed-function state (culling, depth test, alpha blending, stenciling, etc) to the Direct3D 9 device |
| 1329 | void Context::applyState(GLenum drawMode) |
| 1330 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1331 | Framebuffer *framebufferObject = mState.getDrawFramebuffer(); |
Nicolas Capens | fd39655 | 2013-06-18 21:41:30 -0400 | [diff] [blame] | 1332 | int samples = framebufferObject->getSamples(); |
| 1333 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1334 | RasterizerState rasterizer = mState.getRasterizerState(); |
| 1335 | rasterizer.pointDrawMode = (drawMode == GL_POINTS); |
| 1336 | rasterizer.multiSample = (samples != 0); |
| 1337 | |
| 1338 | mRenderer->setRasterizerState(rasterizer); |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1339 | |
| 1340 | unsigned int mask = 0; |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1341 | if (mState.isSampleCoverageEnabled()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1342 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1343 | GLclampf coverageValue; |
| 1344 | bool coverageInvert = false; |
| 1345 | mState.getSampleCoverageParams(&coverageValue, &coverageInvert); |
| 1346 | if (coverageValue != 0) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1347 | { |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 1348 | |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1349 | float threshold = 0.5f; |
| 1350 | |
Nicolas Capens | fd39655 | 2013-06-18 21:41:30 -0400 | [diff] [blame] | 1351 | for (int i = 0; i < samples; ++i) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1352 | { |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1353 | mask <<= 1; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1354 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1355 | if ((i + 1) * coverageValue >= threshold) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1356 | { |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1357 | threshold += 1.0f; |
| 1358 | mask |= 1; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1359 | } |
| 1360 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1361 | } |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1362 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1363 | if (coverageInvert) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1364 | { |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1365 | mask = ~mask; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1366 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1367 | } |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1368 | else |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1369 | { |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1370 | mask = 0xFFFFFFFF; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1371 | } |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1372 | mRenderer->setBlendState(framebufferObject, mState.getBlendState(), mState.getBlendColor(), mask); |
daniel@transgaming.com | 2e25864 | 2012-11-28 19:36:18 +0000 | [diff] [blame] | 1373 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1374 | mRenderer->setDepthStencilState(mState.getDepthStencilState(), mState.getStencilRef(), mState.getStencilBackRef(), |
| 1375 | rasterizer.frontFace == GL_CCW); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1376 | } |
| 1377 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1378 | // Applies the shaders and shader constants to the Direct3D 9 device |
Geoff Lang | 4c5c6bb | 2014-02-05 16:32:46 -0500 | [diff] [blame] | 1379 | void Context::applyShaders(ProgramBinary *programBinary, bool transformFeedbackActive) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1380 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1381 | const VertexAttribute *vertexAttributes = mState.getVertexArray()->getVertexAttributes(); |
Jamie Madill | c5a8300 | 2014-02-14 16:41:25 -0500 | [diff] [blame] | 1382 | |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 1383 | VertexFormat inputLayout[MAX_VERTEX_ATTRIBS]; |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1384 | VertexFormat::GetInputLayout(inputLayout, programBinary, vertexAttributes, mState.getVertexAttribCurrentValues()); |
Jamie Madill | c5a8300 | 2014-02-14 16:41:25 -0500 | [diff] [blame] | 1385 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1386 | const Framebuffer *fbo = mState.getDrawFramebuffer(); |
Geoff Lang | 04fb89a | 2014-06-09 15:05:36 -0400 | [diff] [blame] | 1387 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1388 | mRenderer->applyShaders(programBinary, inputLayout, fbo, mState.getRasterizerState().rasterizerDiscard, transformFeedbackActive); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1389 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1390 | programBinary->applyUniforms(); |
| 1391 | } |
| 1392 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1393 | void Context::generateSwizzles(ProgramBinary *programBinary, SamplerType type) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1394 | { |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1395 | size_t samplerRange = programBinary->getUsedSamplerRange(type); |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1396 | |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1397 | for (size_t i = 0; i < samplerRange; i++) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1398 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1399 | GLenum textureType = programBinary->getSamplerTextureType(type, i); |
| 1400 | GLint textureUnit = programBinary->getSamplerMapping(type, i, getCaps()); |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1401 | if (textureUnit != -1) |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1402 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1403 | Texture* texture = getSamplerTexture(textureUnit, textureType); |
| 1404 | if (texture->getSamplerState().swizzleRequired()) |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1405 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1406 | mRenderer->generateSwizzle(texture); |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1407 | } |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1408 | } |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1409 | } |
| 1410 | } |
| 1411 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1412 | void Context::generateSwizzles(ProgramBinary *programBinary) |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1413 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1414 | generateSwizzles(programBinary, SAMPLER_VERTEX); |
| 1415 | generateSwizzles(programBinary, SAMPLER_PIXEL); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1416 | } |
| 1417 | |
| 1418 | // For each Direct3D sampler of either the pixel or vertex stage, |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1419 | // looks up the corresponding OpenGL texture image unit and texture type, |
| 1420 | // and sets the texture and its addressing/filtering state (or NULL when inactive). |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1421 | void Context::applyTextures(ProgramBinary *programBinary, SamplerType shaderType, |
| 1422 | const FramebufferTextureSerialArray &framebufferSerials, size_t framebufferSerialCount) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1423 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1424 | size_t samplerRange = programBinary->getUsedSamplerRange(shaderType); |
| 1425 | for (size_t samplerIndex = 0; samplerIndex < samplerRange; samplerIndex++) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1426 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1427 | GLenum textureType = programBinary->getSamplerTextureType(shaderType, samplerIndex); |
| 1428 | GLint textureUnit = programBinary->getSamplerMapping(shaderType, samplerIndex, getCaps()); |
| 1429 | if (textureUnit != -1) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1430 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1431 | SamplerState sampler; |
| 1432 | Texture* texture = getSamplerTexture(textureUnit, textureType); |
| 1433 | texture->getSamplerStateWithNativeOffset(&sampler); |
| 1434 | |
| 1435 | Sampler *samplerObject = mState.getSampler(textureUnit); |
| 1436 | if (samplerObject) |
| 1437 | { |
| 1438 | samplerObject->getState(&sampler); |
| 1439 | } |
| 1440 | |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1441 | // TODO: std::binary_search may become unavailable using older versions of GCC |
Brandon Jones | 6053a52 | 2014-07-25 16:22:09 -0700 | [diff] [blame] | 1442 | if (texture->isSamplerComplete(sampler, mTextureCaps, mExtensions, mClientVersion) && |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1443 | !std::binary_search(framebufferSerials.begin(), framebufferSerials.begin() + framebufferSerialCount, texture->getTextureSerial())) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1444 | { |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1445 | mRenderer->setSamplerState(shaderType, samplerIndex, sampler); |
| 1446 | mRenderer->setTexture(shaderType, samplerIndex, texture); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1447 | } |
daniel@transgaming.com | e33c8bf | 2013-01-11 04:11:33 +0000 | [diff] [blame] | 1448 | else |
| 1449 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1450 | // Texture is not sampler complete or it is in use by the framebuffer. Bind the incomplete texture. |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1451 | Texture *incompleteTexture = getIncompleteTexture(textureType); |
| 1452 | mRenderer->setTexture(shaderType, samplerIndex, incompleteTexture); |
daniel@transgaming.com | e33c8bf | 2013-01-11 04:11:33 +0000 | [diff] [blame] | 1453 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1454 | } |
| 1455 | else |
| 1456 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1457 | // No texture bound to this slot even though it is used by the shader, bind a NULL texture |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1458 | mRenderer->setTexture(shaderType, samplerIndex, NULL); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1459 | } |
| 1460 | } |
| 1461 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1462 | // Set all the remaining textures to NULL |
| 1463 | size_t samplerCount = (shaderType == SAMPLER_PIXEL) ? mCaps.maxTextureImageUnits |
| 1464 | : mCaps.maxVertexTextureImageUnits; |
| 1465 | for (size_t samplerIndex = samplerRange; samplerIndex < samplerCount; samplerIndex++) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1466 | { |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1467 | mRenderer->setTexture(shaderType, samplerIndex, NULL); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1468 | } |
| 1469 | } |
| 1470 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1471 | void Context::applyTextures(ProgramBinary *programBinary) |
| 1472 | { |
| 1473 | FramebufferTextureSerialArray framebufferSerials; |
| 1474 | size_t framebufferSerialCount = getBoundFramebufferTextureSerials(&framebufferSerials); |
| 1475 | |
| 1476 | applyTextures(programBinary, SAMPLER_VERTEX, framebufferSerials, framebufferSerialCount); |
| 1477 | applyTextures(programBinary, SAMPLER_PIXEL, framebufferSerials, framebufferSerialCount); |
| 1478 | } |
| 1479 | |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1480 | bool Context::applyUniformBuffers() |
| 1481 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1482 | Program *programObject = getProgram(mState.getCurrentProgramId()); |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1483 | ProgramBinary *programBinary = programObject->getProgramBinary(); |
| 1484 | |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 1485 | std::vector<Buffer*> boundBuffers; |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1486 | |
| 1487 | for (unsigned int uniformBlockIndex = 0; uniformBlockIndex < programBinary->getActiveUniformBlockCount(); uniformBlockIndex++) |
| 1488 | { |
| 1489 | GLuint blockBinding = programObject->getUniformBlockBinding(uniformBlockIndex); |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1490 | |
| 1491 | if (mState.getIndexedUniformBuffer(blockBinding)->id() == 0) |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1492 | { |
| 1493 | // undefined behaviour |
| 1494 | return false; |
| 1495 | } |
| 1496 | else |
| 1497 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1498 | Buffer *uniformBuffer = mState.getIndexedUniformBuffer(blockBinding); |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1499 | ASSERT(uniformBuffer); |
| 1500 | boundBuffers.push_back(uniformBuffer); |
| 1501 | } |
| 1502 | } |
| 1503 | |
Brandon Jones | 43a53e2 | 2014-08-28 16:23:22 -0700 | [diff] [blame] | 1504 | return programBinary->applyUniformBuffers(boundBuffers, getCaps()); |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1505 | } |
| 1506 | |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1507 | bool Context::applyTransformFeedbackBuffers() |
| 1508 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1509 | TransformFeedback *curTransformFeedback = mState.getCurrentTransformFeedback(); |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1510 | if (curTransformFeedback && curTransformFeedback->isStarted() && !curTransformFeedback->isPaused()) |
| 1511 | { |
| 1512 | Buffer *transformFeedbackBuffers[IMPLEMENTATION_MAX_TRANSFORM_FEEDBACK_BUFFERS]; |
| 1513 | GLintptr transformFeedbackOffsets[IMPLEMENTATION_MAX_TRANSFORM_FEEDBACK_BUFFERS]; |
| 1514 | for (size_t i = 0; i < IMPLEMENTATION_MAX_TRANSFORM_FEEDBACK_BUFFERS; i++) |
| 1515 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1516 | transformFeedbackBuffers[i] = mState.getIndexedTransformFeedbackBuffer(i); |
| 1517 | transformFeedbackOffsets[i] = mState.getIndexedTransformFeedbackBufferOffset(i); |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1518 | } |
| 1519 | mRenderer->applyTransformFeedbackBuffers(transformFeedbackBuffers, transformFeedbackOffsets); |
| 1520 | return true; |
| 1521 | } |
| 1522 | else |
| 1523 | { |
| 1524 | return false; |
| 1525 | } |
| 1526 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1527 | |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1528 | void Context::markTransformFeedbackUsage() |
| 1529 | { |
| 1530 | for (size_t i = 0; i < IMPLEMENTATION_MAX_TRANSFORM_FEEDBACK_BUFFERS; i++) |
| 1531 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1532 | Buffer *buffer = mState.getIndexedTransformFeedbackBuffer(i); |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1533 | if (buffer) |
| 1534 | { |
| 1535 | buffer->markTransformFeedbackUsage(); |
| 1536 | } |
| 1537 | } |
| 1538 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1539 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1540 | Error Context::clear(GLbitfield mask) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1541 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1542 | if (mState.isRasterizerDiscardEnabled()) |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1543 | { |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1544 | return Error(GL_NO_ERROR); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1545 | } |
| 1546 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1547 | ClearParameters clearParams = mState.getClearParameters(mask); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1548 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1549 | applyRenderTarget(GL_TRIANGLES, true); // Clips the clear to the scissor rectangle but not the viewport |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1550 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1551 | return mRenderer->clear(clearParams, mState.getDrawFramebuffer()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1552 | } |
| 1553 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1554 | Error Context::clearBufferfv(GLenum buffer, int drawbuffer, const float *values) |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1555 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1556 | if (mState.isRasterizerDiscardEnabled()) |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1557 | { |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1558 | return Error(GL_NO_ERROR); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1559 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1560 | |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1561 | // glClearBufferfv can be called to clear the color buffer or depth buffer |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1562 | ClearParameters clearParams = mState.getClearParameters(0); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1563 | |
| 1564 | if (buffer == GL_COLOR) |
| 1565 | { |
| 1566 | for (unsigned int i = 0; i < ArraySize(clearParams.clearColor); i++) |
| 1567 | { |
| 1568 | clearParams.clearColor[i] = (drawbuffer == static_cast<int>(i)); |
| 1569 | } |
| 1570 | clearParams.colorFClearValue = ColorF(values[0], values[1], values[2], values[3]); |
| 1571 | clearParams.colorClearType = GL_FLOAT; |
| 1572 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1573 | |
| 1574 | if (buffer == GL_DEPTH) |
| 1575 | { |
| 1576 | clearParams.clearDepth = true; |
| 1577 | clearParams.depthClearValue = values[0]; |
| 1578 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1579 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1580 | applyRenderTarget(GL_TRIANGLES, true); // Clips the clear to the scissor rectangle but not the viewport |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1581 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1582 | return mRenderer->clear(clearParams, mState.getDrawFramebuffer()); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1583 | } |
| 1584 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1585 | Error Context::clearBufferuiv(GLenum buffer, int drawbuffer, const unsigned int *values) |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1586 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1587 | if (mState.isRasterizerDiscardEnabled()) |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1588 | { |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1589 | return Error(GL_NO_ERROR); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1590 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1591 | |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1592 | // glClearBufferuv can only be called to clear a color buffer |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1593 | ClearParameters clearParams = mState.getClearParameters(0); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1594 | for (unsigned int i = 0; i < ArraySize(clearParams.clearColor); i++) |
| 1595 | { |
| 1596 | clearParams.clearColor[i] = (drawbuffer == static_cast<int>(i)); |
| 1597 | } |
| 1598 | clearParams.colorUIClearValue = ColorUI(values[0], values[1], values[2], values[3]); |
| 1599 | clearParams.colorClearType = GL_UNSIGNED_INT; |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1600 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1601 | applyRenderTarget(GL_TRIANGLES, true); // Clips the clear to the scissor rectangle but not the viewport |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1602 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1603 | return mRenderer->clear(clearParams, mState.getDrawFramebuffer()); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1604 | } |
| 1605 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1606 | Error Context::clearBufferiv(GLenum buffer, int drawbuffer, const int *values) |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1607 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1608 | if (mState.isRasterizerDiscardEnabled()) |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1609 | { |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1610 | return Error(GL_NO_ERROR); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1611 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1612 | |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1613 | // glClearBufferfv can be called to clear the color buffer or stencil buffer |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1614 | ClearParameters clearParams = mState.getClearParameters(0); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1615 | |
| 1616 | if (buffer == GL_COLOR) |
| 1617 | { |
| 1618 | for (unsigned int i = 0; i < ArraySize(clearParams.clearColor); i++) |
| 1619 | { |
| 1620 | clearParams.clearColor[i] = (drawbuffer == static_cast<int>(i)); |
| 1621 | } |
| 1622 | clearParams.colorIClearValue = ColorI(values[0], values[1], values[2], values[3]); |
| 1623 | clearParams.colorClearType = GL_INT; |
| 1624 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1625 | |
| 1626 | if (buffer == GL_STENCIL) |
| 1627 | { |
| 1628 | clearParams.clearStencil = true; |
| 1629 | clearParams.stencilClearValue = values[1]; |
| 1630 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1631 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1632 | applyRenderTarget(GL_TRIANGLES, true); // Clips the clear to the scissor rectangle but not the viewport |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1633 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1634 | return mRenderer->clear(clearParams, mState.getDrawFramebuffer()); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1635 | } |
| 1636 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1637 | Error Context::clearBufferfi(GLenum buffer, int drawbuffer, float depth, int stencil) |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1638 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1639 | if (mState.isRasterizerDiscardEnabled()) |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1640 | { |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1641 | return Error(GL_NO_ERROR); |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1642 | } |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1643 | |
Geoff Lang | 0550d03 | 2014-01-30 11:29:07 -0500 | [diff] [blame] | 1644 | // glClearBufferfi can only be called to clear a depth stencil buffer |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1645 | ClearParameters clearParams = mState.getClearParameters(0); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1646 | clearParams.clearDepth = true; |
| 1647 | clearParams.depthClearValue = depth; |
| 1648 | clearParams.clearStencil = true; |
| 1649 | clearParams.stencilClearValue = stencil; |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1650 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1651 | applyRenderTarget(GL_TRIANGLES, true); // Clips the clear to the scissor rectangle but not the viewport |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1652 | |
Geoff Lang | cc79b8c | 2014-07-25 13:48:02 -0400 | [diff] [blame] | 1653 | return mRenderer->clear(clearParams, mState.getDrawFramebuffer()); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1654 | } |
| 1655 | |
Geoff Lang | 63d2fc7 | 2014-07-25 14:51:41 -0400 | [diff] [blame] | 1656 | Error Context::readPixels(GLint x, GLint y, GLsizei width, GLsizei height, |
| 1657 | GLenum format, GLenum type, GLsizei *bufSize, void* pixels) |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1658 | { |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 1659 | Framebuffer *framebuffer = mState.getReadFramebuffer(); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1660 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 1661 | GLenum sizedInternalFormat = GetSizedInternalFormat(format, type); |
| 1662 | const InternalFormat &sizedFormatInfo = GetInternalFormatInfo(sizedInternalFormat); |
| 1663 | GLuint outputPitch = sizedFormatInfo.computeRowPitch(type, width, mState.getPackAlignment()); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1664 | |
Geoff Lang | 63d2fc7 | 2014-07-25 14:51:41 -0400 | [diff] [blame] | 1665 | return mRenderer->readPixels(framebuffer, x, y, width, height, format, type, outputPitch, mState.getPackState(), |
| 1666 | reinterpret_cast<uint8_t*>(pixels)); |
Geoff Lang | 42359ca | 2013-08-21 13:25:17 -0400 | [diff] [blame] | 1667 | } |
| 1668 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1669 | void Context::drawArrays(GLenum mode, GLint first, GLsizei count, GLsizei instances) |
| 1670 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1671 | ASSERT(mState.getCurrentProgramId() != 0); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1672 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1673 | ProgramBinary *programBinary = mState.getCurrentProgramBinary(); |
Jamie Madill | d4cfa57 | 2014-07-08 10:00:32 -0400 | [diff] [blame] | 1674 | programBinary->updateSamplerMapping(); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1675 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1676 | generateSwizzles(programBinary); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1677 | |
daniel@transgaming.com | 91207b7 | 2012-11-28 20:56:43 +0000 | [diff] [blame] | 1678 | if (!mRenderer->applyPrimitiveType(mode, count)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1679 | { |
| 1680 | return; |
| 1681 | } |
| 1682 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1683 | applyRenderTarget(mode, false); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1684 | applyState(mode); |
| 1685 | |
Geoff Lang | f7100b9 | 2014-09-08 16:17:08 -0400 | [diff] [blame] | 1686 | Error error = mRenderer->applyVertexBuffer(programBinary, mState.getVertexArray()->getVertexAttributes(), mState.getVertexAttribCurrentValues(), first, count, instances); |
| 1687 | if (error.isError()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1688 | { |
Geoff Lang | f7100b9 | 2014-09-08 16:17:08 -0400 | [diff] [blame] | 1689 | return gl::error(error.getCode()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1690 | } |
| 1691 | |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1692 | bool transformFeedbackActive = applyTransformFeedbackBuffers(); |
| 1693 | |
Geoff Lang | 4c5c6bb | 2014-02-05 16:32:46 -0500 | [diff] [blame] | 1694 | applyShaders(programBinary, transformFeedbackActive); |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1695 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1696 | applyTextures(programBinary); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1697 | |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1698 | if (!applyUniformBuffers()) |
| 1699 | { |
| 1700 | return; |
| 1701 | } |
| 1702 | |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 1703 | if (!skipDraw(mode)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1704 | { |
Geoff Lang | 4c5c6bb | 2014-02-05 16:32:46 -0500 | [diff] [blame] | 1705 | mRenderer->drawArrays(mode, count, instances, transformFeedbackActive); |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1706 | |
| 1707 | if (transformFeedbackActive) |
| 1708 | { |
| 1709 | markTransformFeedbackUsage(); |
| 1710 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1711 | } |
| 1712 | } |
| 1713 | |
Jamie Madill | 2b97681 | 2014-08-25 15:47:49 -0400 | [diff] [blame] | 1714 | void Context::drawElements(GLenum mode, GLsizei count, GLenum type, |
| 1715 | const GLvoid *indices, GLsizei instances, |
| 1716 | const rx::RangeUI &indexRange) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1717 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1718 | ASSERT(mState.getCurrentProgramId() != 0); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1719 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1720 | ProgramBinary *programBinary = mState.getCurrentProgramBinary(); |
Jamie Madill | d4cfa57 | 2014-07-08 10:00:32 -0400 | [diff] [blame] | 1721 | programBinary->updateSamplerMapping(); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1722 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1723 | generateSwizzles(programBinary); |
Geoff Lang | e2e0ce0 | 2013-09-17 17:05:08 -0400 | [diff] [blame] | 1724 | |
daniel@transgaming.com | 91207b7 | 2012-11-28 20:56:43 +0000 | [diff] [blame] | 1725 | if (!mRenderer->applyPrimitiveType(mode, count)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1726 | { |
| 1727 | return; |
| 1728 | } |
| 1729 | |
Geoff Lang | 02f18b8 | 2014-09-17 11:42:17 -0400 | [diff] [blame] | 1730 | applyRenderTarget(mode, false); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1731 | applyState(mode); |
| 1732 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1733 | VertexArray *vao = mState.getVertexArray(); |
daniel@transgaming.com | 3124048 | 2012-11-28 21:06:41 +0000 | [diff] [blame] | 1734 | rx::TranslatedIndexData indexInfo; |
Jamie Madill | 2b97681 | 2014-08-25 15:47:49 -0400 | [diff] [blame] | 1735 | indexInfo.indexRange = indexRange; |
Geoff Lang | c9e69b1 | 2014-09-08 16:06:25 -0400 | [diff] [blame] | 1736 | Error error = mRenderer->applyIndexBuffer(indices, vao->getElementArrayBuffer(), count, mode, type, &indexInfo); |
| 1737 | if (error.isError()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1738 | { |
Geoff Lang | c9e69b1 | 2014-09-08 16:06:25 -0400 | [diff] [blame] | 1739 | return gl::error(error.getCode()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1740 | } |
| 1741 | |
Jamie Madill | 39b4346 | 2014-08-18 16:39:50 -0400 | [diff] [blame] | 1742 | GLsizei vertexCount = indexInfo.indexRange.length() + 1; |
Geoff Lang | f7100b9 | 2014-09-08 16:17:08 -0400 | [diff] [blame] | 1743 | error = mRenderer->applyVertexBuffer(programBinary, vao->getVertexAttributes(), |
| 1744 | mState.getVertexAttribCurrentValues(), |
| 1745 | indexInfo.indexRange.start, vertexCount, instances); |
| 1746 | if (error.isError()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1747 | { |
Geoff Lang | f7100b9 | 2014-09-08 16:17:08 -0400 | [diff] [blame] | 1748 | return gl::error(error.getCode()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1749 | } |
| 1750 | |
Geoff Lang | eeba6e1 | 2014-02-03 13:12:30 -0500 | [diff] [blame] | 1751 | bool transformFeedbackActive = applyTransformFeedbackBuffers(); |
| 1752 | // Transform feedback is not allowed for DrawElements, this error should have been caught at the API validation |
| 1753 | // layer. |
| 1754 | ASSERT(!transformFeedbackActive); |
| 1755 | |
Geoff Lang | 4c5c6bb | 2014-02-05 16:32:46 -0500 | [diff] [blame] | 1756 | applyShaders(programBinary, transformFeedbackActive); |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 1757 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1758 | applyTextures(programBinary); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1759 | |
shannonwoods@chromium.org | 1bddfb9 | 2013-05-30 00:11:29 +0000 | [diff] [blame] | 1760 | if (!applyUniformBuffers()) |
| 1761 | { |
| 1762 | return; |
| 1763 | } |
| 1764 | |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 1765 | if (!skipDraw(mode)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1766 | { |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1767 | mRenderer->drawElements(mode, count, type, indices, vao->getElementArrayBuffer(), indexInfo, instances); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1768 | } |
| 1769 | } |
| 1770 | |
| 1771 | // Implements glFlush when block is false, glFinish when block is true |
| 1772 | void Context::sync(bool block) |
| 1773 | { |
daniel@transgaming.com | ef21ab2 | 2012-10-31 17:52:47 +0000 | [diff] [blame] | 1774 | mRenderer->sync(block); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1775 | } |
| 1776 | |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1777 | void Context::recordError(const Error &error) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1778 | { |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1779 | if (error.isError()) |
| 1780 | { |
| 1781 | mErrors.insert(error.getCode()); |
| 1782 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1783 | } |
| 1784 | |
| 1785 | // Get one of the recorded errors and clear its flag, if any. |
| 1786 | // [OpenGL ES 2.0.24] section 2.5 page 13. |
| 1787 | GLenum Context::getError() |
| 1788 | { |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1789 | if (mErrors.empty()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1790 | { |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1791 | return GL_NO_ERROR; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1792 | } |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1793 | else |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1794 | { |
Geoff Lang | da5777c | 2014-07-11 09:52:58 -0400 | [diff] [blame] | 1795 | GLenum error = *mErrors.begin(); |
| 1796 | mErrors.erase(mErrors.begin()); |
| 1797 | return error; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1798 | } |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1799 | } |
| 1800 | |
| 1801 | GLenum Context::getResetStatus() |
| 1802 | { |
shannon.woods@transgaming.com | ddd6c80 | 2013-02-28 23:05:14 +0000 | [diff] [blame] | 1803 | if (mResetStatus == GL_NO_ERROR && !mContextLost) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1804 | { |
daniel@transgaming.com | f688c0d | 2012-10-31 17:52:57 +0000 | [diff] [blame] | 1805 | // mResetStatus will be set by the markContextLost callback |
| 1806 | // in the case a notification is sent |
| 1807 | mRenderer->testDeviceLost(true); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1808 | } |
| 1809 | |
| 1810 | GLenum status = mResetStatus; |
| 1811 | |
| 1812 | if (mResetStatus != GL_NO_ERROR) |
| 1813 | { |
shannon.woods@transgaming.com | ddd6c80 | 2013-02-28 23:05:14 +0000 | [diff] [blame] | 1814 | ASSERT(mContextLost); |
| 1815 | |
daniel@transgaming.com | 621ce05 | 2012-10-31 17:52:29 +0000 | [diff] [blame] | 1816 | if (mRenderer->testDeviceResettable()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1817 | { |
| 1818 | mResetStatus = GL_NO_ERROR; |
| 1819 | } |
| 1820 | } |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 1821 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1822 | return status; |
| 1823 | } |
| 1824 | |
| 1825 | bool Context::isResetNotificationEnabled() |
| 1826 | { |
| 1827 | return (mResetStrategy == GL_LOSE_CONTEXT_ON_RESET_EXT); |
| 1828 | } |
| 1829 | |
shannon.woods%transgaming.com@gtempaccount.com | daea4b4 | 2013-04-13 03:28:54 +0000 | [diff] [blame] | 1830 | int Context::getClientVersion() const |
| 1831 | { |
| 1832 | return mClientVersion; |
| 1833 | } |
| 1834 | |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 1835 | const Caps &Context::getCaps() const |
| 1836 | { |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 1837 | return mCaps; |
| 1838 | } |
| 1839 | |
| 1840 | const TextureCapsMap &Context::getTextureCaps() const |
| 1841 | { |
| 1842 | return mTextureCaps; |
| 1843 | } |
| 1844 | |
| 1845 | const Extensions &Context::getExtensions() const |
| 1846 | { |
| 1847 | return mExtensions; |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 1848 | } |
| 1849 | |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 1850 | void Context::getCurrentReadFormatType(GLenum *internalFormat, GLenum *format, GLenum *type) |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 1851 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1852 | Framebuffer *framebuffer = mState.getReadFramebuffer(); |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 1853 | ASSERT(framebuffer && framebuffer->completeness() == GL_FRAMEBUFFER_COMPLETE); |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 1854 | |
Jamie Madill | 3c7fa22 | 2014-06-05 13:08:51 -0400 | [diff] [blame] | 1855 | FramebufferAttachment *attachment = framebuffer->getReadColorbuffer(); |
| 1856 | ASSERT(attachment); |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 1857 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 1858 | GLenum actualFormat = attachment->getActualFormat(); |
| 1859 | const InternalFormat &actualFormatInfo = GetInternalFormatInfo(actualFormat); |
| 1860 | |
| 1861 | *internalFormat = actualFormat; |
| 1862 | *format = actualFormatInfo.format; |
| 1863 | *type = actualFormatInfo.type; |
daniel@transgaming.com | 42944b0 | 2012-09-27 17:45:57 +0000 | [diff] [blame] | 1864 | } |
| 1865 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1866 | void Context::detachTexture(GLuint texture) |
| 1867 | { |
| 1868 | // Simple pass-through to State's detachTexture method, as textures do not require |
| 1869 | // allocation map management either here or in the resource manager at detach time. |
| 1870 | // Zero textures are held by the Context, and we don't attempt to request them from |
| 1871 | // the State. |
| 1872 | mState.detachTexture(texture); |
| 1873 | } |
| 1874 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1875 | void Context::detachBuffer(GLuint buffer) |
| 1876 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1877 | // Buffer detachment is handled by Context, because the buffer must also be |
| 1878 | // attached from any VAOs in existence, and Context holds the VAO map. |
| 1879 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1880 | // [OpenGL ES 2.0.24] section 2.9 page 22: |
| 1881 | // If a buffer object is deleted while it is bound, all bindings to that object in the current context |
| 1882 | // (i.e. in the thread that called Delete-Buffers) are reset to zero. |
| 1883 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1884 | mState.removeArrayBufferBinding(buffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1885 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1886 | // mark as freed among the vertex array objects |
| 1887 | for (auto vaoIt = mVertexArrayMap.begin(); vaoIt != mVertexArrayMap.end(); vaoIt++) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1888 | { |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1889 | vaoIt->second->detachBuffer(buffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1890 | } |
| 1891 | } |
| 1892 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1893 | void Context::detachFramebuffer(GLuint framebuffer) |
| 1894 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1895 | // Framebuffer detachment is handled by Context, because 0 is a valid |
| 1896 | // Framebuffer object, and a pointer to it must be passed from Context |
| 1897 | // to State at binding time. |
| 1898 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1899 | // [OpenGL ES 2.0.24] section 4.4 page 107: |
| 1900 | // If a framebuffer that is currently bound to the target FRAMEBUFFER is deleted, it is as though |
| 1901 | // BindFramebuffer had been executed with the target of FRAMEBUFFER and framebuffer of zero. |
| 1902 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1903 | if (mState.removeReadFramebufferBinding(framebuffer)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1904 | { |
| 1905 | bindReadFramebuffer(0); |
| 1906 | } |
| 1907 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1908 | if (mState.removeDrawFramebufferBinding(framebuffer)) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1909 | { |
| 1910 | bindDrawFramebuffer(0); |
| 1911 | } |
| 1912 | } |
| 1913 | |
| 1914 | void Context::detachRenderbuffer(GLuint renderbuffer) |
| 1915 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1916 | mState.detachRenderbuffer(renderbuffer); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1917 | } |
| 1918 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1919 | void Context::detachVertexArray(GLuint vertexArray) |
| 1920 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1921 | // Vertex array detachment is handled by Context, because 0 is a valid |
| 1922 | // VAO, and a pointer to it must be passed from Context to State at |
| 1923 | // binding time. |
| 1924 | |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1925 | // [OpenGL ES 3.0.2] section 2.10 page 43: |
| 1926 | // If a vertex array object that is currently bound is deleted, the binding |
| 1927 | // for that object reverts to zero and the default vertex array becomes current. |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1928 | if (mState.removeVertexArrayBinding(vertexArray)) |
Jamie Madill | 57a8972 | 2013-07-02 11:57:03 -0400 | [diff] [blame] | 1929 | { |
| 1930 | bindVertexArray(0); |
| 1931 | } |
| 1932 | } |
| 1933 | |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 1934 | void Context::detachTransformFeedback(GLuint transformFeedback) |
| 1935 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1936 | mState.detachTransformFeedback(transformFeedback); |
Geoff Lang | c805845 | 2014-02-03 12:04:11 -0500 | [diff] [blame] | 1937 | } |
| 1938 | |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 1939 | void Context::detachSampler(GLuint sampler) |
| 1940 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 1941 | mState.detachSampler(sampler); |
Jamie Madill | dc35604 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 1942 | } |
| 1943 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1944 | Texture *Context::getIncompleteTexture(GLenum type) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1945 | { |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1946 | if (mIncompleteTextures.find(type) == mIncompleteTextures.end()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1947 | { |
Jamie Madill | 88f18f4 | 2013-09-18 14:36:19 -0400 | [diff] [blame] | 1948 | const GLubyte color[] = { 0, 0, 0, 255 }; |
| 1949 | const PixelUnpackState incompleteUnpackState(1); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1950 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1951 | Texture* t = NULL; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1952 | switch (type) |
| 1953 | { |
| 1954 | default: |
| 1955 | UNREACHABLE(); |
| 1956 | // default falls through to TEXTURE_2D |
| 1957 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1958 | case GL_TEXTURE_2D: |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1959 | { |
Brandon Jones | 6053a52 | 2014-07-25 16:22:09 -0700 | [diff] [blame] | 1960 | Texture2D *incomplete2d = new Texture2D(mRenderer->createTexture(GL_TEXTURE_2D), Texture::INCOMPLETE_TEXTURE_ID); |
Jamie Madill | 88f18f4 | 2013-09-18 14:36:19 -0400 | [diff] [blame] | 1961 | incomplete2d->setImage(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1962 | t = incomplete2d; |
| 1963 | } |
| 1964 | break; |
| 1965 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1966 | case GL_TEXTURE_CUBE_MAP: |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1967 | { |
Brandon Jones | 6053a52 | 2014-07-25 16:22:09 -0700 | [diff] [blame] | 1968 | TextureCubeMap *incompleteCube = new TextureCubeMap(mRenderer->createTexture(GL_TEXTURE_CUBE_MAP), Texture::INCOMPLETE_TEXTURE_ID); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1969 | |
Jamie Madill | 88f18f4 | 2013-09-18 14:36:19 -0400 | [diff] [blame] | 1970 | incompleteCube->setImagePosX(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
| 1971 | incompleteCube->setImageNegX(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
| 1972 | incompleteCube->setImagePosY(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
| 1973 | incompleteCube->setImageNegY(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
| 1974 | incompleteCube->setImagePosZ(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
| 1975 | incompleteCube->setImageNegZ(0, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1976 | |
| 1977 | t = incompleteCube; |
| 1978 | } |
| 1979 | break; |
shannonwoods@chromium.org | 18029cd | 2013-05-30 00:14:06 +0000 | [diff] [blame] | 1980 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1981 | case GL_TEXTURE_3D: |
shannonwoods@chromium.org | 18029cd | 2013-05-30 00:14:06 +0000 | [diff] [blame] | 1982 | { |
Brandon Jones | 6053a52 | 2014-07-25 16:22:09 -0700 | [diff] [blame] | 1983 | Texture3D *incomplete3d = new Texture3D(mRenderer->createTexture(GL_TEXTURE_3D), Texture::INCOMPLETE_TEXTURE_ID); |
Jamie Madill | 88f18f4 | 2013-09-18 14:36:19 -0400 | [diff] [blame] | 1984 | incomplete3d->setImage(0, 1, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
shannonwoods@chromium.org | 18029cd | 2013-05-30 00:14:06 +0000 | [diff] [blame] | 1985 | |
| 1986 | t = incomplete3d; |
| 1987 | } |
| 1988 | break; |
| 1989 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 1990 | case GL_TEXTURE_2D_ARRAY: |
shannonwoods@chromium.org | 18029cd | 2013-05-30 00:14:06 +0000 | [diff] [blame] | 1991 | { |
Brandon Jones | 6053a52 | 2014-07-25 16:22:09 -0700 | [diff] [blame] | 1992 | Texture2DArray *incomplete2darray = new Texture2DArray(mRenderer->createTexture(GL_TEXTURE_2D_ARRAY), Texture::INCOMPLETE_TEXTURE_ID); |
Jamie Madill | 88f18f4 | 2013-09-18 14:36:19 -0400 | [diff] [blame] | 1993 | incomplete2darray->setImage(0, 1, 1, 1, GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, incompleteUnpackState, color); |
shannonwoods@chromium.org | 18029cd | 2013-05-30 00:14:06 +0000 | [diff] [blame] | 1994 | |
| 1995 | t = incomplete2darray; |
| 1996 | } |
| 1997 | break; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 1998 | } |
| 1999 | |
| 2000 | mIncompleteTextures[type].set(t); |
| 2001 | } |
| 2002 | |
Geoff Lang | 76b10c9 | 2014-09-05 16:28:14 -0400 | [diff] [blame] | 2003 | return mIncompleteTextures[type].get(); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2004 | } |
| 2005 | |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2006 | bool Context::skipDraw(GLenum drawMode) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2007 | { |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2008 | if (drawMode == GL_POINTS) |
| 2009 | { |
| 2010 | // ProgramBinary assumes non-point rendering if gl_PointSize isn't written, |
| 2011 | // which affects varying interpolation. Since the value of gl_PointSize is |
| 2012 | // undefined when not written, just skip drawing to avoid unexpected results. |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2013 | if (!mState.getCurrentProgramBinary()->usesPointSize()) |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2014 | { |
Jamie Madill | 893ab08 | 2014-05-16 16:56:10 -0400 | [diff] [blame] | 2015 | // This is stictly speaking not an error, but developers should be |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2016 | // notified of risking undefined behavior. |
| 2017 | ERR("Point rendering without writing to gl_PointSize."); |
| 2018 | |
| 2019 | return true; |
| 2020 | } |
| 2021 | } |
daniel@transgaming.com | 97c852b | 2012-12-20 20:56:23 +0000 | [diff] [blame] | 2022 | else if (IsTriangleMode(drawMode)) |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2023 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2024 | if (mState.getRasterizerState().cullFace && mState.getRasterizerState().cullMode == GL_FRONT_AND_BACK) |
daniel@transgaming.com | 087e578 | 2012-09-17 21:28:47 +0000 | [diff] [blame] | 2025 | { |
| 2026 | return true; |
| 2027 | } |
| 2028 | } |
| 2029 | |
| 2030 | return false; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2031 | } |
| 2032 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2033 | void Context::setVertexAttribDivisor(GLuint index, GLuint divisor) |
| 2034 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2035 | mState.getVertexArray()->setVertexAttribDivisor(index, divisor); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2036 | } |
| 2037 | |
Jamie Madill | e29d167 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 2038 | void Context::samplerParameteri(GLuint sampler, GLenum pname, GLint param) |
| 2039 | { |
| 2040 | mResourceManager->checkSamplerAllocation(sampler); |
| 2041 | |
| 2042 | Sampler *samplerObject = getSampler(sampler); |
| 2043 | ASSERT(samplerObject); |
| 2044 | |
| 2045 | switch (pname) |
| 2046 | { |
| 2047 | case GL_TEXTURE_MIN_FILTER: samplerObject->setMinFilter(static_cast<GLenum>(param)); break; |
| 2048 | case GL_TEXTURE_MAG_FILTER: samplerObject->setMagFilter(static_cast<GLenum>(param)); break; |
| 2049 | case GL_TEXTURE_WRAP_S: samplerObject->setWrapS(static_cast<GLenum>(param)); break; |
| 2050 | case GL_TEXTURE_WRAP_T: samplerObject->setWrapT(static_cast<GLenum>(param)); break; |
| 2051 | case GL_TEXTURE_WRAP_R: samplerObject->setWrapR(static_cast<GLenum>(param)); break; |
| 2052 | case GL_TEXTURE_MIN_LOD: samplerObject->setMinLod(static_cast<GLfloat>(param)); break; |
| 2053 | case GL_TEXTURE_MAX_LOD: samplerObject->setMaxLod(static_cast<GLfloat>(param)); break; |
| 2054 | case GL_TEXTURE_COMPARE_MODE: samplerObject->setComparisonMode(static_cast<GLenum>(param)); break; |
| 2055 | case GL_TEXTURE_COMPARE_FUNC: samplerObject->setComparisonFunc(static_cast<GLenum>(param)); break; |
| 2056 | default: UNREACHABLE(); break; |
| 2057 | } |
| 2058 | } |
| 2059 | |
| 2060 | void Context::samplerParameterf(GLuint sampler, GLenum pname, GLfloat param) |
| 2061 | { |
| 2062 | mResourceManager->checkSamplerAllocation(sampler); |
| 2063 | |
| 2064 | Sampler *samplerObject = getSampler(sampler); |
| 2065 | ASSERT(samplerObject); |
| 2066 | |
| 2067 | switch (pname) |
| 2068 | { |
Jamie Madill | 9675b80 | 2013-07-19 16:36:59 -0400 | [diff] [blame] | 2069 | case GL_TEXTURE_MIN_FILTER: samplerObject->setMinFilter(uiround<GLenum>(param)); break; |
| 2070 | case GL_TEXTURE_MAG_FILTER: samplerObject->setMagFilter(uiround<GLenum>(param)); break; |
| 2071 | case GL_TEXTURE_WRAP_S: samplerObject->setWrapS(uiround<GLenum>(param)); break; |
| 2072 | case GL_TEXTURE_WRAP_T: samplerObject->setWrapT(uiround<GLenum>(param)); break; |
| 2073 | case GL_TEXTURE_WRAP_R: samplerObject->setWrapR(uiround<GLenum>(param)); break; |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2074 | case GL_TEXTURE_MIN_LOD: samplerObject->setMinLod(param); break; |
| 2075 | case GL_TEXTURE_MAX_LOD: samplerObject->setMaxLod(param); break; |
Jamie Madill | 9675b80 | 2013-07-19 16:36:59 -0400 | [diff] [blame] | 2076 | case GL_TEXTURE_COMPARE_MODE: samplerObject->setComparisonMode(uiround<GLenum>(param)); break; |
| 2077 | case GL_TEXTURE_COMPARE_FUNC: samplerObject->setComparisonFunc(uiround<GLenum>(param)); break; |
Jamie Madill | e29d167 | 2013-07-19 16:36:57 -0400 | [diff] [blame] | 2078 | default: UNREACHABLE(); break; |
| 2079 | } |
| 2080 | } |
| 2081 | |
Jamie Madill | 9675b80 | 2013-07-19 16:36:59 -0400 | [diff] [blame] | 2082 | GLint Context::getSamplerParameteri(GLuint sampler, GLenum pname) |
| 2083 | { |
| 2084 | mResourceManager->checkSamplerAllocation(sampler); |
| 2085 | |
| 2086 | Sampler *samplerObject = getSampler(sampler); |
| 2087 | ASSERT(samplerObject); |
| 2088 | |
| 2089 | switch (pname) |
| 2090 | { |
| 2091 | case GL_TEXTURE_MIN_FILTER: return static_cast<GLint>(samplerObject->getMinFilter()); |
| 2092 | case GL_TEXTURE_MAG_FILTER: return static_cast<GLint>(samplerObject->getMagFilter()); |
| 2093 | case GL_TEXTURE_WRAP_S: return static_cast<GLint>(samplerObject->getWrapS()); |
| 2094 | case GL_TEXTURE_WRAP_T: return static_cast<GLint>(samplerObject->getWrapT()); |
| 2095 | case GL_TEXTURE_WRAP_R: return static_cast<GLint>(samplerObject->getWrapR()); |
| 2096 | case GL_TEXTURE_MIN_LOD: return uiround<GLint>(samplerObject->getMinLod()); |
| 2097 | case GL_TEXTURE_MAX_LOD: return uiround<GLint>(samplerObject->getMaxLod()); |
| 2098 | case GL_TEXTURE_COMPARE_MODE: return static_cast<GLint>(samplerObject->getComparisonMode()); |
| 2099 | case GL_TEXTURE_COMPARE_FUNC: return static_cast<GLint>(samplerObject->getComparisonFunc()); |
| 2100 | default: UNREACHABLE(); return 0; |
| 2101 | } |
| 2102 | } |
| 2103 | |
| 2104 | GLfloat Context::getSamplerParameterf(GLuint sampler, GLenum pname) |
| 2105 | { |
| 2106 | mResourceManager->checkSamplerAllocation(sampler); |
| 2107 | |
| 2108 | Sampler *samplerObject = getSampler(sampler); |
| 2109 | ASSERT(samplerObject); |
| 2110 | |
| 2111 | switch (pname) |
| 2112 | { |
| 2113 | case GL_TEXTURE_MIN_FILTER: return static_cast<GLfloat>(samplerObject->getMinFilter()); |
| 2114 | case GL_TEXTURE_MAG_FILTER: return static_cast<GLfloat>(samplerObject->getMagFilter()); |
| 2115 | case GL_TEXTURE_WRAP_S: return static_cast<GLfloat>(samplerObject->getWrapS()); |
| 2116 | case GL_TEXTURE_WRAP_T: return static_cast<GLfloat>(samplerObject->getWrapT()); |
| 2117 | case GL_TEXTURE_WRAP_R: return static_cast<GLfloat>(samplerObject->getWrapR()); |
| 2118 | case GL_TEXTURE_MIN_LOD: return samplerObject->getMinLod(); |
| 2119 | case GL_TEXTURE_MAX_LOD: return samplerObject->getMaxLod(); |
| 2120 | case GL_TEXTURE_COMPARE_MODE: return static_cast<GLfloat>(samplerObject->getComparisonMode()); |
| 2121 | case GL_TEXTURE_COMPARE_FUNC: return static_cast<GLfloat>(samplerObject->getComparisonFunc()); |
| 2122 | default: UNREACHABLE(); return 0; |
| 2123 | } |
| 2124 | } |
| 2125 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2126 | void Context::initRendererString() |
| 2127 | { |
daniel@transgaming.com | ca1ac1f | 2013-01-11 04:13:05 +0000 | [diff] [blame] | 2128 | std::ostringstream rendererString; |
| 2129 | rendererString << "ANGLE ("; |
| 2130 | rendererString << mRenderer->getRendererDescription(); |
| 2131 | rendererString << ")"; |
| 2132 | |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2133 | mRendererString = MakeStaticString(rendererString.str()); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2134 | } |
| 2135 | |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 2136 | const std::string &Context::getRendererString() const |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2137 | { |
daniel@transgaming.com | ca1ac1f | 2013-01-11 04:13:05 +0000 | [diff] [blame] | 2138 | return mRendererString; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2139 | } |
| 2140 | |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2141 | void Context::initExtensionStrings() |
| 2142 | { |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2143 | mExtensionStrings = mExtensions.getStrings(); |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2144 | |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 2145 | std::ostringstream combinedStringStream; |
| 2146 | std::copy(mExtensionStrings.begin(), mExtensionStrings.end(), std::ostream_iterator<std::string>(combinedStringStream, " ")); |
| 2147 | mExtensionString = combinedStringStream.str(); |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2148 | } |
| 2149 | |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 2150 | const std::string &Context::getExtensionString() const |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2151 | { |
| 2152 | return mExtensionString; |
| 2153 | } |
| 2154 | |
Geoff Lang | c0b9ef4 | 2014-07-02 10:02:37 -0400 | [diff] [blame] | 2155 | const std::string &Context::getExtensionString(size_t idx) const |
Geoff Lang | cec3590 | 2014-04-16 10:52:36 -0400 | [diff] [blame] | 2156 | { |
| 2157 | return mExtensionStrings[idx]; |
| 2158 | } |
| 2159 | |
| 2160 | size_t Context::getExtensionStringCount() const |
| 2161 | { |
| 2162 | return mExtensionStrings.size(); |
| 2163 | } |
| 2164 | |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 2165 | size_t Context::getBoundFramebufferTextureSerials(FramebufferTextureSerialArray *outSerialArray) |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2166 | { |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 2167 | size_t serialCount = 0; |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2168 | |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2169 | Framebuffer *drawFramebuffer = mState.getDrawFramebuffer(); |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2170 | for (unsigned int i = 0; i < IMPLEMENTATION_MAX_DRAW_BUFFERS; i++) |
| 2171 | { |
Jamie Madill | 3c7fa22 | 2014-06-05 13:08:51 -0400 | [diff] [blame] | 2172 | FramebufferAttachment *attachment = drawFramebuffer->getColorbuffer(i); |
| 2173 | if (attachment && attachment->isTexture()) |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2174 | { |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 2175 | Texture *texture = attachment->getTexture(); |
| 2176 | (*outSerialArray)[serialCount++] = texture->getTextureSerial(); |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2177 | } |
| 2178 | } |
| 2179 | |
Jamie Madill | 3c7fa22 | 2014-06-05 13:08:51 -0400 | [diff] [blame] | 2180 | FramebufferAttachment *depthStencilAttachment = drawFramebuffer->getDepthOrStencilbuffer(); |
| 2181 | if (depthStencilAttachment && depthStencilAttachment->isTexture()) |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2182 | { |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 2183 | Texture *depthStencilTexture = depthStencilAttachment->getTexture(); |
| 2184 | (*outSerialArray)[serialCount++] = depthStencilTexture->getTextureSerial(); |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2185 | } |
| 2186 | |
Geoff Lang | 43b0042 | 2014-05-12 16:28:07 -0400 | [diff] [blame] | 2187 | std::sort(outSerialArray->begin(), outSerialArray->begin() + serialCount); |
| 2188 | |
| 2189 | return serialCount; |
Geoff Lang | cdf22f9 | 2013-10-31 10:38:23 -0400 | [diff] [blame] | 2190 | } |
| 2191 | |
Geoff Lang | 758d5b2 | 2013-06-11 11:42:50 -0400 | [diff] [blame] | 2192 | void Context::blitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, |
| 2193 | GLbitfield mask, GLenum filter) |
| 2194 | { |
Shannon Woods | 53a94a8 | 2014-06-24 15:20:36 -0400 | [diff] [blame] | 2195 | Framebuffer *readFramebuffer = mState.getReadFramebuffer(); |
| 2196 | Framebuffer *drawFramebuffer = mState.getDrawFramebuffer(); |
Geoff Lang | 758d5b2 | 2013-06-11 11:42:50 -0400 | [diff] [blame] | 2197 | |
| 2198 | bool blitRenderTarget = false; |
Geoff Lang | 685806d | 2013-06-12 11:16:36 -0400 | [diff] [blame] | 2199 | bool blitDepth = false; |
| 2200 | bool blitStencil = false; |
Geoff Lang | 758d5b2 | 2013-06-11 11:42:50 -0400 | [diff] [blame] | 2201 | if ((mask & GL_COLOR_BUFFER_BIT) && readFramebuffer->getReadColorbuffer() && drawFramebuffer->getFirstColorbuffer()) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2202 | { |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2203 | blitRenderTarget = true; |
Geoff Lang | 758d5b2 | 2013-06-11 11:42:50 -0400 | [diff] [blame] | 2204 | } |
| 2205 | if ((mask & GL_STENCIL_BUFFER_BIT) && readFramebuffer->getStencilbuffer() && drawFramebuffer->getStencilbuffer()) |
| 2206 | { |
Geoff Lang | 685806d | 2013-06-12 11:16:36 -0400 | [diff] [blame] | 2207 | blitStencil = true; |
Geoff Lang | 758d5b2 | 2013-06-11 11:42:50 -0400 | [diff] [blame] | 2208 | } |
| 2209 | if ((mask & GL_DEPTH_BUFFER_BIT) && readFramebuffer->getDepthbuffer() && drawFramebuffer->getDepthbuffer()) |
| 2210 | { |
Geoff Lang | 685806d | 2013-06-12 11:16:36 -0400 | [diff] [blame] | 2211 | blitDepth = true; |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2212 | } |
| 2213 | |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 2214 | Rectangle srcRect(srcX0, srcY0, srcX1 - srcX0, srcY1 - srcY0); |
| 2215 | Rectangle dstRect(dstX0, dstY0, dstX1 - dstX0, dstY1 - dstY0); |
Geoff Lang | 685806d | 2013-06-12 11:16:36 -0400 | [diff] [blame] | 2216 | if (blitRenderTarget || blitDepth || blitStencil) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2217 | { |
Jamie Madill | 5b5d124 | 2014-09-09 15:15:36 -0400 | [diff] [blame] | 2218 | const Rectangle *scissor = mState.isScissorTestEnabled() ? &mState.getScissor() : NULL; |
Geoff Lang | 125deab | 2013-08-09 13:34:16 -0400 | [diff] [blame] | 2219 | mRenderer->blitRect(readFramebuffer, srcRect, drawFramebuffer, dstRect, scissor, |
Geoff Lang | 685806d | 2013-06-12 11:16:36 -0400 | [diff] [blame] | 2220 | blitRenderTarget, blitDepth, blitStencil, filter); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2221 | } |
| 2222 | } |
| 2223 | |
Brandon Jones | f05cdee | 2014-08-27 15:24:07 -0700 | [diff] [blame] | 2224 | void Context::releaseShaderCompiler() |
| 2225 | { |
| 2226 | mRenderer->releaseShaderCompiler(); |
| 2227 | } |
| 2228 | |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2229 | void Context::initCaps(GLuint clientVersion) |
| 2230 | { |
| 2231 | mCaps = mRenderer->getRendererCaps(); |
| 2232 | |
| 2233 | mExtensions = mRenderer->getRendererExtensions(); |
| 2234 | |
| 2235 | if (clientVersion < 3) |
| 2236 | { |
| 2237 | // Disable ES3+ extensions |
| 2238 | mExtensions.colorBufferFloat = false; |
| 2239 | } |
| 2240 | |
| 2241 | if (clientVersion > 2) |
| 2242 | { |
| 2243 | // FIXME(geofflang): Don't support EXT_sRGB in non-ES2 contexts |
| 2244 | //mExtensions.sRGB = false; |
| 2245 | } |
| 2246 | |
Geoff Lang | 301d161 | 2014-07-09 10:34:37 -0400 | [diff] [blame] | 2247 | // Apply implementation limits |
| 2248 | mCaps.maxVertexAttributes = std::min<GLuint>(mCaps.maxVertexAttributes, MAX_VERTEX_ATTRIBS); |
Geoff Lang | 301d161 | 2014-07-09 10:34:37 -0400 | [diff] [blame] | 2249 | mCaps.maxVertexUniformBlocks = std::min<GLuint>(mCaps.maxVertexUniformBlocks, IMPLEMENTATION_MAX_VERTEX_SHADER_UNIFORM_BUFFERS); |
| 2250 | mCaps.maxVertexOutputComponents = std::min<GLuint>(mCaps.maxVertexOutputComponents, IMPLEMENTATION_MAX_VARYING_VECTORS * 4); |
| 2251 | |
| 2252 | mCaps.maxFragmentInputComponents = std::min<GLuint>(mCaps.maxFragmentInputComponents, IMPLEMENTATION_MAX_VARYING_VECTORS * 4); |
Geoff Lang | 3a61c32 | 2014-07-10 13:01:54 -0400 | [diff] [blame] | 2253 | |
Geoff Lang | 5f4c463 | 2014-07-03 13:46:52 -0400 | [diff] [blame] | 2254 | GLuint maxSamples = 0; |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 2255 | mCaps.compressedTextureFormats.clear(); |
| 2256 | |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2257 | const TextureCapsMap &rendererFormats = mRenderer->getRendererTextureCaps(); |
| 2258 | for (TextureCapsMap::const_iterator i = rendererFormats.begin(); i != rendererFormats.end(); i++) |
| 2259 | { |
| 2260 | GLenum format = i->first; |
| 2261 | TextureCaps formatCaps = i->second; |
| 2262 | |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 2263 | const InternalFormat &formatInfo = GetInternalFormatInfo(format); |
| 2264 | if (formatCaps.texturable && formatInfo.textureSupport(clientVersion, mExtensions)) |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2265 | { |
| 2266 | // Update the format caps based on the client version and extensions |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 2267 | formatCaps.renderable = formatInfo.renderSupport(clientVersion, mExtensions); |
| 2268 | formatCaps.filterable = formatInfo.filterSupport(clientVersion, mExtensions); |
Geoff Lang | 5f4c463 | 2014-07-03 13:46:52 -0400 | [diff] [blame] | 2269 | |
| 2270 | // OpenGL ES does not support multisampling with integer formats |
Geoff Lang | 5d60138 | 2014-07-22 15:14:06 -0400 | [diff] [blame] | 2271 | if (formatInfo.componentType == GL_INT || formatInfo.componentType == GL_UNSIGNED_INT) |
Geoff Lang | 5f4c463 | 2014-07-03 13:46:52 -0400 | [diff] [blame] | 2272 | { |
| 2273 | formatCaps.sampleCounts.clear(); |
| 2274 | } |
| 2275 | maxSamples = std::max(maxSamples, formatCaps.getMaxSamples()); |
| 2276 | |
Geoff Lang | 900013c | 2014-07-07 11:32:19 -0400 | [diff] [blame] | 2277 | if (formatInfo.compressed) |
| 2278 | { |
| 2279 | mCaps.compressedTextureFormats.push_back(format); |
| 2280 | } |
| 2281 | |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2282 | mTextureCaps.insert(format, formatCaps); |
| 2283 | } |
| 2284 | } |
Geoff Lang | 5f4c463 | 2014-07-03 13:46:52 -0400 | [diff] [blame] | 2285 | |
| 2286 | mExtensions.maxSamples = maxSamples; |
Geoff Lang | 493daf5 | 2014-07-03 13:38:44 -0400 | [diff] [blame] | 2287 | } |
| 2288 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2289 | } |
| 2290 | |
| 2291 | extern "C" |
| 2292 | { |
shannon.woods%transgaming.com@gtempaccount.com | daea4b4 | 2013-04-13 03:28:54 +0000 | [diff] [blame] | 2293 | gl::Context *glCreateContext(int clientVersion, const gl::Context *shareContext, rx::Renderer *renderer, bool notifyResets, bool robustAccess) |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2294 | { |
shannon.woods%transgaming.com@gtempaccount.com | daea4b4 | 2013-04-13 03:28:54 +0000 | [diff] [blame] | 2295 | return new gl::Context(clientVersion, shareContext, renderer, notifyResets, robustAccess); |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2296 | } |
| 2297 | |
| 2298 | void glDestroyContext(gl::Context *context) |
| 2299 | { |
| 2300 | delete context; |
| 2301 | |
| 2302 | if (context == gl::getContext()) |
| 2303 | { |
| 2304 | gl::makeCurrent(NULL, NULL, NULL); |
| 2305 | } |
| 2306 | } |
| 2307 | |
| 2308 | void glMakeCurrent(gl::Context *context, egl::Display *display, egl::Surface *surface) |
| 2309 | { |
| 2310 | gl::makeCurrent(context, display, surface); |
| 2311 | } |
| 2312 | |
| 2313 | gl::Context *glGetCurrentContext() |
| 2314 | { |
| 2315 | return gl::getContext(); |
| 2316 | } |
daniel@transgaming.com | 621ce05 | 2012-10-31 17:52:29 +0000 | [diff] [blame] | 2317 | |
apatrick@chromium.org | 144f280 | 2012-07-12 01:42:34 +0000 | [diff] [blame] | 2318 | } |