daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 1 | // |
| 2 | // Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved. |
| 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.h: Defines the gl::Context class, managing all GL state and performing |
| 8 | // rendering operations. It is the GLES2 specific implementation of EGLContext. |
| 9 | |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 10 | #ifndef LIBGLESV2_CONTEXT_H_ |
| 11 | #define LIBGLESV2_CONTEXT_H_ |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 12 | |
| 13 | #define GL_APICALL |
| 14 | #include <GLES2/gl2.h> |
alokp@chromium.org | d303ef9 | 2010-09-09 17:30:15 +0000 | [diff] [blame] | 15 | #include <GLES2/gl2ext.h> |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 16 | #define EGLAPI |
| 17 | #include <EGL/egl.h> |
| 18 | #include <d3d9.h> |
| 19 | |
| 20 | #include <map> |
| 21 | |
alokp@chromium.org | ea0e1af | 2010-03-22 19:33:14 +0000 | [diff] [blame] | 22 | #include "common/angleutils.h" |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 23 | #include "libGLESv2/ResourceManager.h" |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 24 | #include "libGLESv2/RefCountObject.h" |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 25 | |
| 26 | namespace egl |
| 27 | { |
| 28 | class Display; |
| 29 | class Surface; |
| 30 | class Config; |
| 31 | } |
| 32 | |
| 33 | namespace gl |
| 34 | { |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 35 | struct TranslatedAttribute; |
daniel@transgaming.com | f8b58a0 | 2010-03-26 04:08:45 +0000 | [diff] [blame] | 36 | struct TranslatedIndexData; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 37 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 38 | class Buffer; |
| 39 | class Shader; |
| 40 | class Program; |
| 41 | class Texture; |
| 42 | class Texture2D; |
| 43 | class TextureCubeMap; |
| 44 | class Framebuffer; |
| 45 | class Renderbuffer; |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 46 | class RenderbufferStorage; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 47 | class Colorbuffer; |
| 48 | class Depthbuffer; |
| 49 | class Stencilbuffer; |
daniel@transgaming.com | cdacc8e | 2010-07-28 19:20:50 +0000 | [diff] [blame] | 50 | class DepthStencilbuffer; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 51 | class VertexDataManager; |
daniel@transgaming.com | f8b58a0 | 2010-03-26 04:08:45 +0000 | [diff] [blame] | 52 | class IndexDataManager; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 53 | class BufferBackEnd; |
daniel@transgaming.com | b8c28ed | 2010-04-13 03:26:32 +0000 | [diff] [blame] | 54 | class Blit; |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 55 | class Fence; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 56 | |
| 57 | enum |
| 58 | { |
daniel@transgaming.com | 1c233ff | 2010-06-08 14:13:00 +0000 | [diff] [blame] | 59 | MAX_VERTEX_ATTRIBS = 12, |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 60 | MAX_VERTEX_UNIFORM_VECTORS = 128, |
daniel@transgaming.com | 396c643 | 2010-11-26 16:26:12 +0000 | [diff] [blame^] | 61 | MAX_VARYING_VECTORS_SM2 = 8, |
| 62 | MAX_VARYING_VECTORS_SM3 = 10, |
daniel@transgaming.com | 1c233ff | 2010-06-08 14:13:00 +0000 | [diff] [blame] | 63 | MAX_COMBINED_TEXTURE_IMAGE_UNITS = 16, |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 64 | MAX_VERTEX_TEXTURE_IMAGE_UNITS = 0, |
daniel@transgaming.com | 1c233ff | 2010-06-08 14:13:00 +0000 | [diff] [blame] | 65 | MAX_TEXTURE_IMAGE_UNITS = 16, |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 66 | MAX_FRAGMENT_UNIFORM_VECTORS = 16, |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 67 | MAX_DRAW_BUFFERS = 1, |
| 68 | |
| 69 | IMPLEMENTATION_COLOR_READ_FORMAT = GL_RGB, |
| 70 | IMPLEMENTATION_COLOR_READ_TYPE = GL_UNSIGNED_SHORT_5_6_5 |
| 71 | }; |
| 72 | |
daniel@transgaming.com | d989add | 2010-03-26 04:08:42 +0000 | [diff] [blame] | 73 | const float ALIASED_LINE_WIDTH_RANGE_MIN = 1.0f; |
| 74 | const float ALIASED_LINE_WIDTH_RANGE_MAX = 1.0f; |
daniel@transgaming.com | ccad59f | 2010-03-26 04:08:39 +0000 | [diff] [blame] | 75 | const float ALIASED_POINT_SIZE_RANGE_MIN = 1.0f; |
daniel@transgaming.com | be5a086 | 2010-07-28 19:20:37 +0000 | [diff] [blame] | 76 | const float ALIASED_POINT_SIZE_RANGE_MAX_SM2 = 1.0f; |
| 77 | const float ALIASED_POINT_SIZE_RANGE_MAX_SM3 = 64.0f; |
daniel@transgaming.com | ccad59f | 2010-03-26 04:08:39 +0000 | [diff] [blame] | 78 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 79 | struct Color |
| 80 | { |
| 81 | float red; |
| 82 | float green; |
| 83 | float blue; |
| 84 | float alpha; |
| 85 | }; |
| 86 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 87 | // Helper structure describing a single vertex attribute |
| 88 | class AttributeState |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 89 | { |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 90 | public: |
| 91 | AttributeState() |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 92 | : mType(GL_FLOAT), mSize(0), mNormalized(false), mStride(0), mPointer(NULL), mEnabled(false) |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 93 | { |
| 94 | mCurrentValue[0] = 0; |
| 95 | mCurrentValue[1] = 0; |
| 96 | mCurrentValue[2] = 0; |
| 97 | mCurrentValue[3] = 1; |
| 98 | } |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 99 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 100 | // From VertexArrayPointer |
| 101 | GLenum mType; |
| 102 | GLint mSize; |
| 103 | bool mNormalized; |
| 104 | GLsizei mStride; // 0 means natural stride |
| 105 | const void *mPointer; |
| 106 | |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 107 | BindingPointer<Buffer> mBoundBuffer; // Captured when VertexArrayPointer is called. |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 108 | |
| 109 | bool mEnabled; // From Enable/DisableVertexAttribArray |
| 110 | |
| 111 | float mCurrentValue[4]; // From VertexAttrib4f |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 112 | }; |
| 113 | |
| 114 | // Helper structure to store all raw state |
| 115 | struct State |
| 116 | { |
| 117 | Color colorClearValue; |
| 118 | GLclampf depthClearValue; |
| 119 | int stencilClearValue; |
| 120 | |
| 121 | bool cullFace; |
| 122 | GLenum cullMode; |
| 123 | GLenum frontFace; |
| 124 | bool depthTest; |
| 125 | GLenum depthFunc; |
| 126 | bool blend; |
| 127 | GLenum sourceBlendRGB; |
| 128 | GLenum destBlendRGB; |
| 129 | GLenum sourceBlendAlpha; |
| 130 | GLenum destBlendAlpha; |
| 131 | GLenum blendEquationRGB; |
| 132 | GLenum blendEquationAlpha; |
| 133 | Color blendColor; |
| 134 | bool stencilTest; |
| 135 | GLenum stencilFunc; |
| 136 | GLint stencilRef; |
| 137 | GLuint stencilMask; |
| 138 | GLenum stencilFail; |
| 139 | GLenum stencilPassDepthFail; |
| 140 | GLenum stencilPassDepthPass; |
| 141 | GLuint stencilWritemask; |
| 142 | GLenum stencilBackFunc; |
| 143 | GLint stencilBackRef; |
| 144 | GLuint stencilBackMask; |
| 145 | GLenum stencilBackFail; |
| 146 | GLenum stencilBackPassDepthFail; |
| 147 | GLenum stencilBackPassDepthPass; |
| 148 | GLuint stencilBackWritemask; |
| 149 | bool polygonOffsetFill; |
daniel@transgaming.com | 777f267 | 2010-04-07 03:25:16 +0000 | [diff] [blame] | 150 | GLfloat polygonOffsetFactor; |
| 151 | GLfloat polygonOffsetUnits; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 152 | bool sampleAlphaToCoverage; |
| 153 | bool sampleCoverage; |
| 154 | GLclampf sampleCoverageValue; |
daniel@transgaming.com | a36f98e | 2010-05-18 18:51:09 +0000 | [diff] [blame] | 155 | bool sampleCoverageInvert; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 156 | bool scissorTest; |
| 157 | bool dither; |
| 158 | |
daniel@transgaming.com | 32e58cd | 2010-03-24 09:44:10 +0000 | [diff] [blame] | 159 | GLfloat lineWidth; |
| 160 | |
daniel@transgaming.com | 5949aa1 | 2010-03-21 04:31:15 +0000 | [diff] [blame] | 161 | GLenum generateMipmapHint; |
alokp@chromium.org | d303ef9 | 2010-09-09 17:30:15 +0000 | [diff] [blame] | 162 | GLenum fragmentShaderDerivativeHint; |
daniel@transgaming.com | 5949aa1 | 2010-03-21 04:31:15 +0000 | [diff] [blame] | 163 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 164 | GLint viewportX; |
| 165 | GLint viewportY; |
| 166 | GLsizei viewportWidth; |
| 167 | GLsizei viewportHeight; |
| 168 | float zNear; |
| 169 | float zFar; |
| 170 | |
| 171 | GLint scissorX; |
| 172 | GLint scissorY; |
| 173 | GLsizei scissorWidth; |
| 174 | GLsizei scissorHeight; |
| 175 | |
| 176 | bool colorMaskRed; |
| 177 | bool colorMaskGreen; |
| 178 | bool colorMaskBlue; |
| 179 | bool colorMaskAlpha; |
| 180 | bool depthMask; |
daniel@transgaming.com | fab5a1a | 2010-03-11 19:22:30 +0000 | [diff] [blame] | 181 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 182 | int activeSampler; // Active texture unit selector - GL_TEXTURE0 |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 183 | BindingPointer<Buffer> arrayBuffer; |
| 184 | BindingPointer<Buffer> elementArrayBuffer; |
apatrick@chromium.org | ff8bdfb | 2010-09-15 17:27:49 +0000 | [diff] [blame] | 185 | GLuint readFramebuffer; |
| 186 | GLuint drawFramebuffer; |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 187 | BindingPointer<Renderbuffer> renderbuffer; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 188 | GLuint currentProgram; |
| 189 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 190 | AttributeState vertexAttribute[MAX_VERTEX_ATTRIBS]; |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 191 | BindingPointer<Texture> samplerTexture[SAMPLER_TYPE_COUNT][MAX_TEXTURE_IMAGE_UNITS]; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 192 | |
daniel@transgaming.com | 3489e3a | 2010-03-21 04:31:11 +0000 | [diff] [blame] | 193 | GLint unpackAlignment; |
| 194 | GLint packAlignment; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 195 | }; |
| 196 | |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 197 | class Context |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 198 | { |
| 199 | public: |
daniel@transgaming.com | 0d25b00 | 2010-07-28 19:21:07 +0000 | [diff] [blame] | 200 | Context(const egl::Config *config, const gl::Context *shareContext); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 201 | |
| 202 | ~Context(); |
| 203 | |
| 204 | void makeCurrent(egl::Display *display, egl::Surface *surface); |
| 205 | |
daniel@transgaming.com | 4fa0833 | 2010-05-11 02:29:27 +0000 | [diff] [blame] | 206 | void markAllStateDirty(); |
| 207 | |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 208 | // State manipulation |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 209 | void setClearColor(float red, float green, float blue, float alpha); |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 210 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 211 | void setClearDepth(float depth); |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 212 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 213 | void setClearStencil(int stencil); |
| 214 | |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 215 | void setCullFace(bool enabled); |
| 216 | bool isCullFaceEnabled() const; |
| 217 | |
| 218 | void setCullMode(GLenum mode); |
| 219 | |
| 220 | void setFrontFace(GLenum front); |
| 221 | |
| 222 | void setDepthTest(bool enabled); |
| 223 | bool isDepthTestEnabled() const; |
| 224 | |
| 225 | void setDepthFunc(GLenum depthFunc); |
| 226 | |
| 227 | void setDepthRange(float zNear, float zFar); |
| 228 | |
| 229 | void setBlend(bool enabled); |
| 230 | bool isBlendEnabled() const; |
| 231 | |
| 232 | void setBlendFactors(GLenum sourceRGB, GLenum destRGB, GLenum sourceAlpha, GLenum destAlpha); |
| 233 | void setBlendColor(float red, float green, float blue, float alpha); |
| 234 | void setBlendEquation(GLenum rgbEquation, GLenum alphaEquation); |
| 235 | |
| 236 | void setStencilTest(bool enabled); |
| 237 | bool isStencilTestEnabled() const; |
| 238 | |
| 239 | void setStencilParams(GLenum stencilFunc, GLint stencilRef, GLuint stencilMask); |
| 240 | void setStencilBackParams(GLenum stencilBackFunc, GLint stencilBackRef, GLuint stencilBackMask); |
| 241 | void setStencilWritemask(GLuint stencilWritemask); |
| 242 | void setStencilBackWritemask(GLuint stencilBackWritemask); |
| 243 | void setStencilOperations(GLenum stencilFail, GLenum stencilPassDepthFail, GLenum stencilPassDepthPass); |
| 244 | void setStencilBackOperations(GLenum stencilBackFail, GLenum stencilBackPassDepthFail, GLenum stencilBackPassDepthPass); |
| 245 | |
| 246 | void setPolygonOffsetFill(bool enabled); |
| 247 | bool isPolygonOffsetFillEnabled() const; |
| 248 | |
| 249 | void setPolygonOffsetParams(GLfloat factor, GLfloat units); |
| 250 | |
| 251 | void setSampleAlphaToCoverage(bool enabled); |
| 252 | bool isSampleAlphaToCoverageEnabled() const; |
| 253 | |
| 254 | void setSampleCoverage(bool enabled); |
| 255 | bool isSampleCoverageEnabled() const; |
| 256 | |
daniel@transgaming.com | a36f98e | 2010-05-18 18:51:09 +0000 | [diff] [blame] | 257 | void setSampleCoverageParams(GLclampf value, bool invert); |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 258 | |
| 259 | void setScissorTest(bool enabled); |
| 260 | bool isScissorTestEnabled() const; |
| 261 | |
| 262 | void setDither(bool enabled); |
| 263 | bool isDitherEnabled() const; |
| 264 | |
| 265 | void setLineWidth(GLfloat width); |
| 266 | |
| 267 | void setGenerateMipmapHint(GLenum hint); |
alokp@chromium.org | d303ef9 | 2010-09-09 17:30:15 +0000 | [diff] [blame] | 268 | void setFragmentShaderDerivativeHint(GLenum hint); |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 269 | |
| 270 | void setViewportParams(GLint x, GLint y, GLsizei width, GLsizei height); |
| 271 | |
| 272 | void setScissorParams(GLint x, GLint y, GLsizei width, GLsizei height); |
| 273 | |
| 274 | void setColorMask(bool red, bool green, bool blue, bool alpha); |
| 275 | void setDepthMask(bool mask); |
| 276 | |
| 277 | void setActiveSampler(int active); |
| 278 | |
daniel@transgaming.com | a27ff1e | 2010-08-24 19:20:11 +0000 | [diff] [blame] | 279 | GLuint getReadFramebufferHandle() const; |
| 280 | GLuint getDrawFramebufferHandle() const; |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 281 | GLuint getRenderbufferHandle() const; |
| 282 | |
| 283 | GLuint getArrayBufferHandle() const; |
| 284 | |
| 285 | void setVertexAttribEnabled(unsigned int attribNum, bool enabled); |
| 286 | const AttributeState &getVertexAttribState(unsigned int attribNum); |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 287 | void setVertexAttribState(unsigned int attribNum, Buffer *boundBuffer, GLint size, GLenum type, |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 288 | bool normalized, GLsizei stride, const void *pointer); |
| 289 | const void *getVertexAttribPointer(unsigned int attribNum) const; |
| 290 | |
| 291 | const AttributeState *getVertexAttribBlock(); |
| 292 | |
| 293 | void setUnpackAlignment(GLint alignment); |
| 294 | GLint getUnpackAlignment() const; |
| 295 | |
| 296 | void setPackAlignment(GLint alignment); |
| 297 | GLint getPackAlignment() const; |
| 298 | |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 299 | // These create and destroy methods are merely pass-throughs to |
| 300 | // ResourceManager, which owns these object types |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 301 | GLuint createBuffer(); |
| 302 | GLuint createShader(GLenum type); |
| 303 | GLuint createProgram(); |
| 304 | GLuint createTexture(); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 305 | GLuint createRenderbuffer(); |
| 306 | |
| 307 | void deleteBuffer(GLuint buffer); |
| 308 | void deleteShader(GLuint shader); |
| 309 | void deleteProgram(GLuint program); |
| 310 | void deleteTexture(GLuint texture); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 311 | void deleteRenderbuffer(GLuint renderbuffer); |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 312 | |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 313 | // Framebuffers are owned by the Context, so these methods do not pass through |
| 314 | GLuint createFramebuffer(); |
| 315 | void deleteFramebuffer(GLuint framebuffer); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 316 | |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 317 | // Fences are owned by the Context. |
| 318 | GLuint createFence(); |
| 319 | void deleteFence(GLuint fence); |
| 320 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 321 | void bindArrayBuffer(GLuint buffer); |
| 322 | void bindElementArrayBuffer(GLuint buffer); |
| 323 | void bindTexture2D(GLuint texture); |
| 324 | void bindTextureCubeMap(GLuint texture); |
daniel@transgaming.com | a27ff1e | 2010-08-24 19:20:11 +0000 | [diff] [blame] | 325 | void bindReadFramebuffer(GLuint framebuffer); |
| 326 | void bindDrawFramebuffer(GLuint framebuffer); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 327 | void bindRenderbuffer(GLuint renderbuffer); |
| 328 | void useProgram(GLuint program); |
| 329 | |
| 330 | void setFramebufferZero(Framebuffer *framebuffer); |
daniel@transgaming.com | 9ecb9f9 | 2010-07-28 19:21:12 +0000 | [diff] [blame] | 331 | |
| 332 | void setRenderbufferStorage(RenderbufferStorage *renderbuffer); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 333 | |
daniel@transgaming.com | e4b08c8 | 2010-04-20 18:53:06 +0000 | [diff] [blame] | 334 | void setVertexAttrib(GLuint index, const GLfloat *values); |
| 335 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 336 | Buffer *getBuffer(GLuint handle); |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 337 | Fence *getFence(GLuint handle); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 338 | Shader *getShader(GLuint handle); |
| 339 | Program *getProgram(GLuint handle); |
| 340 | Texture *getTexture(GLuint handle); |
| 341 | Framebuffer *getFramebuffer(GLuint handle); |
| 342 | Renderbuffer *getRenderbuffer(GLuint handle); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 343 | |
| 344 | Buffer *getArrayBuffer(); |
| 345 | Buffer *getElementArrayBuffer(); |
| 346 | Program *getCurrentProgram(); |
| 347 | Texture2D *getTexture2D(); |
| 348 | TextureCubeMap *getTextureCubeMap(); |
daniel@transgaming.com | 416485f | 2010-03-16 06:23:23 +0000 | [diff] [blame] | 349 | Texture *getSamplerTexture(unsigned int sampler, SamplerType type); |
daniel@transgaming.com | a27ff1e | 2010-08-24 19:20:11 +0000 | [diff] [blame] | 350 | Framebuffer *getReadFramebuffer(); |
| 351 | Framebuffer *getDrawFramebuffer(); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 352 | |
daniel@transgaming.com | 777f267 | 2010-04-07 03:25:16 +0000 | [diff] [blame] | 353 | bool getFloatv(GLenum pname, GLfloat *params); |
| 354 | bool getIntegerv(GLenum pname, GLint *params); |
| 355 | bool getBooleanv(GLenum pname, GLboolean *params); |
| 356 | |
| 357 | bool getQueryParameterInfo(GLenum pname, GLenum *type, unsigned int *numParams); |
| 358 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 359 | bool applyRenderTarget(bool ignoreViewport); |
daniel@transgaming.com | 5af6427 | 2010-04-15 20:45:12 +0000 | [diff] [blame] | 360 | void applyState(GLenum drawMode); |
daniel@transgaming.com | 81655a7 | 2010-05-20 19:18:17 +0000 | [diff] [blame] | 361 | GLenum applyVertexBuffer(GLenum mode, GLint first, GLsizei count, bool *useIndexing, TranslatedIndexData *indexInfo); |
daniel@transgaming.com | 838bcea | 2010-05-20 19:17:42 +0000 | [diff] [blame] | 362 | GLenum applyVertexBuffer(const TranslatedIndexData &indexInfo); |
daniel@transgaming.com | 41d8dd8 | 2010-05-12 03:45:03 +0000 | [diff] [blame] | 363 | GLenum applyIndexBuffer(const void *indices, GLsizei count, GLenum mode, GLenum type, TranslatedIndexData *indexInfo); |
daniel@transgaming.com | 81655a7 | 2010-05-20 19:18:17 +0000 | [diff] [blame] | 364 | GLenum applyCountingIndexBuffer(GLenum mode, GLenum count, TranslatedIndexData *indexInfo); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 365 | void applyShaders(); |
| 366 | void applyTextures(); |
| 367 | |
| 368 | void readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels); |
| 369 | void clear(GLbitfield mask); |
| 370 | void drawArrays(GLenum mode, GLint first, GLsizei count); |
| 371 | void drawElements(GLenum mode, GLsizei count, GLenum type, const void* indices); |
| 372 | void finish(); |
| 373 | void flush(); |
| 374 | |
| 375 | void recordInvalidEnum(); |
| 376 | void recordInvalidValue(); |
| 377 | void recordInvalidOperation(); |
| 378 | void recordOutOfMemory(); |
| 379 | void recordInvalidFramebufferOperation(); |
| 380 | |
| 381 | GLenum getError(); |
| 382 | |
daniel@transgaming.com | be5a086 | 2010-07-28 19:20:37 +0000 | [diff] [blame] | 383 | bool supportsShaderModel3() const; |
daniel@transgaming.com | 396c643 | 2010-11-26 16:26:12 +0000 | [diff] [blame^] | 384 | int getMaximumVaryingVectors() const; |
daniel@transgaming.com | 5d752f2 | 2010-10-07 13:37:20 +0000 | [diff] [blame] | 385 | int getMaximumRenderbufferDimension() const; |
| 386 | int getMaximumTextureDimension() const; |
| 387 | int getMaximumCubeTextureDimension() const; |
| 388 | int getMaximumTextureLevel() const; |
daniel@transgaming.com | 1f135d8 | 2010-08-24 19:20:36 +0000 | [diff] [blame] | 389 | GLsizei getMaxSupportedSamples() const; |
| 390 | int getNearestSupportedSamples(D3DFORMAT format, int requested) const; |
daniel@transgaming.com | 3e4c600 | 2010-05-05 18:50:13 +0000 | [diff] [blame] | 391 | const char *getExtensionString() const; |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 392 | bool supportsEventQueries() const; |
daniel@transgaming.com | 0186813 | 2010-08-24 19:21:17 +0000 | [diff] [blame] | 393 | bool supportsCompressedTextures() const; |
daniel@transgaming.com | 0a337e9 | 2010-08-28 17:38:27 +0000 | [diff] [blame] | 394 | bool supportsFloatTextures() const; |
| 395 | bool supportsFloatLinearFilter() const; |
daniel@transgaming.com | 1297d92 | 2010-09-01 15:47:47 +0000 | [diff] [blame] | 396 | bool supportsFloatRenderableTextures() const; |
daniel@transgaming.com | 0a337e9 | 2010-08-28 17:38:27 +0000 | [diff] [blame] | 397 | bool supportsHalfFloatTextures() const; |
| 398 | bool supportsHalfFloatLinearFilter() const; |
daniel@transgaming.com | 1297d92 | 2010-09-01 15:47:47 +0000 | [diff] [blame] | 399 | bool supportsHalfFloatRenderableTextures() const; |
daniel@transgaming.com | ed828e5 | 2010-10-15 17:57:30 +0000 | [diff] [blame] | 400 | bool supportsLuminanceTextures() const; |
| 401 | bool supportsLuminanceAlphaTextures() const; |
daniel@transgaming.com | 3e4c600 | 2010-05-05 18:50:13 +0000 | [diff] [blame] | 402 | |
daniel@transgaming.com | 4cbc590 | 2010-08-24 19:20:26 +0000 | [diff] [blame] | 403 | void blitFramebuffer(GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, |
| 404 | GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, |
| 405 | GLbitfield mask); |
| 406 | |
daniel@transgaming.com | b8c28ed | 2010-04-13 03:26:32 +0000 | [diff] [blame] | 407 | Blit *getBlitter() { return mBlit; } |
| 408 | |
daniel@transgaming.com | c808c5a | 2010-05-14 17:31:01 +0000 | [diff] [blame] | 409 | const D3DCAPS9 &getDeviceCaps() { return mDeviceCaps; } |
| 410 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 411 | private: |
| 412 | DISALLOW_COPY_AND_ASSIGN(Context); |
| 413 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 414 | void lookupAttributeMapping(TranslatedAttribute *attributes); |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 415 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 416 | void detachBuffer(GLuint buffer); |
| 417 | void detachTexture(GLuint texture); |
| 418 | void detachFramebuffer(GLuint framebuffer); |
| 419 | void detachRenderbuffer(GLuint renderbuffer); |
| 420 | |
daniel@transgaming.com | 12d5407 | 2010-03-16 06:23:26 +0000 | [diff] [blame] | 421 | Texture *getIncompleteTexture(SamplerType type); |
| 422 | |
daniel@transgaming.com | 5af6427 | 2010-04-15 20:45:12 +0000 | [diff] [blame] | 423 | bool cullSkipsDraw(GLenum drawMode); |
| 424 | bool isTriangleMode(GLenum drawMode); |
daniel@transgaming.com | ace5e66 | 2010-03-21 04:31:20 +0000 | [diff] [blame] | 425 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 426 | const egl::Config *const mConfig; |
| 427 | |
daniel@transgaming.com | 428d158 | 2010-05-04 03:35:25 +0000 | [diff] [blame] | 428 | State mState; |
| 429 | |
apatrick@chromium.org | 4e3bad4 | 2010-09-15 17:31:48 +0000 | [diff] [blame] | 430 | BindingPointer<Texture2D> mTexture2DZero; |
| 431 | BindingPointer<TextureCubeMap> mTextureCubeMapZero; |
apatrick@chromium.org | ff8bdfb | 2010-09-15 17:27:49 +0000 | [diff] [blame] | 432 | |
apatrick@chromium.org | ff8bdfb | 2010-09-15 17:27:49 +0000 | [diff] [blame] | 433 | |
| 434 | typedef std::map<GLuint, Framebuffer*> FramebufferMap; |
| 435 | FramebufferMap mFramebufferMap; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 436 | |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 437 | typedef std::map<GLuint, Fence*> FenceMap; |
| 438 | FenceMap mFenceMap; |
| 439 | |
daniel@transgaming.com | 3e4c600 | 2010-05-05 18:50:13 +0000 | [diff] [blame] | 440 | void initExtensionString(); |
| 441 | std::string mExtensionString; |
| 442 | |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 443 | BufferBackEnd *mBufferBackEnd; |
| 444 | VertexDataManager *mVertexDataManager; |
daniel@transgaming.com | f8b58a0 | 2010-03-26 04:08:45 +0000 | [diff] [blame] | 445 | IndexDataManager *mIndexDataManager; |
daniel@transgaming.com | 0f7aaf5 | 2010-03-11 19:41:38 +0000 | [diff] [blame] | 446 | |
daniel@transgaming.com | b8c28ed | 2010-04-13 03:26:32 +0000 | [diff] [blame] | 447 | Blit *mBlit; |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 448 | |
apatrick@chromium.org | 4e3bad4 | 2010-09-15 17:31:48 +0000 | [diff] [blame] | 449 | BindingPointer<Texture> mIncompleteTextures[SAMPLER_TYPE_COUNT]; |
daniel@transgaming.com | 12d5407 | 2010-03-16 06:23:26 +0000 | [diff] [blame] | 450 | |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 451 | // Recorded errors |
| 452 | bool mInvalidEnum; |
| 453 | bool mInvalidValue; |
| 454 | bool mInvalidOperation; |
| 455 | bool mOutOfMemory; |
| 456 | bool mInvalidFramebufferOperation; |
daniel@transgaming.com | 159acdf | 2010-03-21 04:31:24 +0000 | [diff] [blame] | 457 | |
| 458 | bool mHasBeenCurrent; |
daniel@transgaming.com | 296ca9c | 2010-04-03 20:56:07 +0000 | [diff] [blame] | 459 | |
daniel@transgaming.com | 4fa0833 | 2010-05-11 02:29:27 +0000 | [diff] [blame] | 460 | unsigned int mAppliedProgram; |
daniel@transgaming.com | 092bd48 | 2010-05-12 03:39:36 +0000 | [diff] [blame] | 461 | unsigned int mAppliedRenderTargetSerial; |
daniel@transgaming.com | 339ae70 | 2010-05-12 03:40:20 +0000 | [diff] [blame] | 462 | unsigned int mAppliedDepthbufferSerial; |
daniel@transgaming.com | cdacc8e | 2010-07-28 19:20:50 +0000 | [diff] [blame] | 463 | unsigned int mAppliedStencilbufferSerial; |
vangelis@chromium.org | cf66ebb | 2010-09-14 22:15:43 +0000 | [diff] [blame] | 464 | bool mDepthStencilInitialized; |
daniel@transgaming.com | 4fa0833 | 2010-05-11 02:29:27 +0000 | [diff] [blame] | 465 | |
daniel@transgaming.com | be5a086 | 2010-07-28 19:20:37 +0000 | [diff] [blame] | 466 | bool mSupportsShaderModel3; |
daniel@transgaming.com | 5d752f2 | 2010-10-07 13:37:20 +0000 | [diff] [blame] | 467 | int mMaxRenderbufferDimension; |
| 468 | int mMaxTextureDimension; |
| 469 | int mMaxCubeTextureDimension; |
| 470 | int mMaxTextureLevel; |
daniel@transgaming.com | 1f135d8 | 2010-08-24 19:20:36 +0000 | [diff] [blame] | 471 | std::map<D3DFORMAT, bool *> mMultiSampleSupport; |
| 472 | GLsizei mMaxSupportedSamples; |
apatrick@chromium.org | d3bd0ad | 2010-08-30 18:55:36 +0000 | [diff] [blame] | 473 | bool mSupportsEventQueries; |
daniel@transgaming.com | 0186813 | 2010-08-24 19:21:17 +0000 | [diff] [blame] | 474 | bool mSupportsCompressedTextures; |
daniel@transgaming.com | 0a337e9 | 2010-08-28 17:38:27 +0000 | [diff] [blame] | 475 | bool mSupportsFloatTextures; |
| 476 | bool mSupportsFloatLinearFilter; |
daniel@transgaming.com | 1297d92 | 2010-09-01 15:47:47 +0000 | [diff] [blame] | 477 | bool mSupportsFloatRenderableTextures; |
daniel@transgaming.com | 0a337e9 | 2010-08-28 17:38:27 +0000 | [diff] [blame] | 478 | bool mSupportsHalfFloatTextures; |
| 479 | bool mSupportsHalfFloatLinearFilter; |
daniel@transgaming.com | 1297d92 | 2010-09-01 15:47:47 +0000 | [diff] [blame] | 480 | bool mSupportsHalfFloatRenderableTextures; |
daniel@transgaming.com | ed828e5 | 2010-10-15 17:57:30 +0000 | [diff] [blame] | 481 | bool mSupportsLuminanceTextures; |
| 482 | bool mSupportsLuminanceAlphaTextures; |
daniel@transgaming.com | a79f9d1 | 2010-05-12 03:40:01 +0000 | [diff] [blame] | 483 | |
| 484 | // state caching flags |
| 485 | bool mClearStateDirty; |
| 486 | bool mCullStateDirty; |
| 487 | bool mDepthStateDirty; |
| 488 | bool mMaskStateDirty; |
| 489 | bool mPixelPackingStateDirty; |
| 490 | bool mBlendStateDirty; |
| 491 | bool mStencilStateDirty; |
| 492 | bool mPolygonOffsetStateDirty; |
| 493 | bool mScissorStateDirty; |
| 494 | bool mSampleStateDirty; |
| 495 | bool mFrontFaceDirty; |
| 496 | bool mDitherStateDirty; |
daniel@transgaming.com | c808c5a | 2010-05-14 17:31:01 +0000 | [diff] [blame] | 497 | |
daniel@transgaming.com | 8f05d1a | 2010-06-07 02:06:03 +0000 | [diff] [blame] | 498 | IDirect3DStateBlock9 *mMaskedClearSavedState; |
| 499 | |
daniel@transgaming.com | c808c5a | 2010-05-14 17:31:01 +0000 | [diff] [blame] | 500 | D3DCAPS9 mDeviceCaps; |
daniel@transgaming.com | da13f3e | 2010-07-28 19:20:56 +0000 | [diff] [blame] | 501 | |
| 502 | ResourceManager *mResourceManager; |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 503 | }; |
| 504 | } |
| 505 | |
| 506 | extern "C" |
| 507 | { |
| 508 | // Exported functions for use by EGL |
daniel@transgaming.com | 0d25b00 | 2010-07-28 19:21:07 +0000 | [diff] [blame] | 509 | gl::Context *glCreateContext(const egl::Config *config, const gl::Context *shareContext); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 510 | void glDestroyContext(gl::Context *context); |
| 511 | void glMakeCurrent(gl::Context *context, egl::Display *display, egl::Surface *surface); |
| 512 | gl::Context *glGetCurrentContext(); |
daniel@transgaming.com | ce3d0f2 | 2010-05-04 03:35:14 +0000 | [diff] [blame] | 513 | __eglMustCastToProperFunctionPointerType __stdcall glGetProcAddress(const char *procname); |
daniel@transgaming.com | 4f39fd9 | 2010-03-08 20:26:45 +0000 | [diff] [blame] | 514 | } |
| 515 | |
| 516 | #endif // INCLUDE_CONTEXT_H_ |