robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 1 | |
| 2 | /* |
| 3 | * Copyright 2012 Google Inc. |
| 4 | * |
| 5 | * Use of this source code is governed by a BSD-style license that can be |
| 6 | * found in the LICENSE file. |
| 7 | */ |
| 8 | |
| 9 | |
| 10 | #include "gl/GrGLInterface.h" |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 11 | |
robertphillips@google.com | dd743fe | 2012-04-05 14:40:53 +0000 | [diff] [blame] | 12 | #include "GrBufferObj.h" |
robertphillips@google.com | dd743fe | 2012-04-05 14:40:53 +0000 | [diff] [blame] | 13 | #include "GrFrameBufferObj.h" |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 14 | #include "GrProgramObj.h" |
robertphillips@google.com | dd743fe | 2012-04-05 14:40:53 +0000 | [diff] [blame] | 15 | #include "GrRenderBufferObj.h" |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 16 | #include "GrShaderObj.h" |
| 17 | #include "GrTextureObj.h" |
| 18 | #include "GrTextureUnitObj.h" |
bsalomon@google.com | ecd8484 | 2013-03-01 15:36:02 +0000 | [diff] [blame] | 19 | #include "GrVertexArrayObj.h" |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 20 | #include "gl/GrGLTestInterface.h" |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 21 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 22 | #include "SkMutex.h" |
caryclark@google.com | cf6285b | 2012-06-06 12:09:01 +0000 | [diff] [blame] | 23 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 24 | namespace { |
rmistry@google.com | fbfcd56 | 2012-08-23 18:09:54 +0000 | [diff] [blame] | 25 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 26 | // Helper macro to make creating an object (where you need to get back a derived type) easier |
| 27 | #define CREATE(className, classEnum) \ |
| 28 | reinterpret_cast<className *>(this->createObj(classEnum)) |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 29 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 30 | // Helper macro to make creating an object (where you need to get back a derived type) easier |
| 31 | #define FIND(id, className, classEnum) \ |
| 32 | reinterpret_cast<className *>(this->findObject(id, classEnum)) |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 33 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 34 | class DebugInterface : public GrGLTestInterface { |
| 35 | public: |
| 36 | DebugInterface() |
| 37 | : fCurrGenericID(0) |
| 38 | , fCurrTextureUnit(0) |
| 39 | , fArrayBuffer(nullptr) |
| 40 | , fElementArrayBuffer(nullptr) |
| 41 | , fVertexArray(nullptr) |
| 42 | , fPackRowLength(0) |
| 43 | , fUnpackRowLength(0) |
| 44 | , fPackAlignment(4) |
| 45 | , fFrameBuffer(nullptr) |
| 46 | , fRenderBuffer(nullptr) |
| 47 | , fProgram(nullptr) |
| 48 | , fAbandoned(false) { |
| 49 | for (int i = 0; i < kDefaultMaxTextureUnits; ++i) { |
| 50 | fTextureUnits[i] = |
| 51 | reinterpret_cast<GrTextureUnitObj*>(this->createObj(kTextureUnit_ObjTypes)); |
| 52 | fTextureUnits[i]->ref(); |
| 53 | fTextureUnits[i]->setNumber(i); |
| 54 | } |
| 55 | this->init(kGL_GrGLStandard); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 56 | } |
| 57 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 58 | ~DebugInterface() override { |
| 59 | // unref & delete the texture units first so they don't show up on the leak report |
| 60 | for (int i = 0; i < kDefaultMaxTextureUnits; ++i) { |
| 61 | fTextureUnits[i]->unref(); |
| 62 | fTextureUnits[i]->deleteAction(); |
| 63 | } |
| 64 | for (int i = 0; i < fObjects.count(); ++i) { |
| 65 | delete fObjects[i]; |
| 66 | } |
| 67 | fObjects.reset(); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 68 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 69 | fArrayBuffer = nullptr; |
| 70 | fElementArrayBuffer = nullptr; |
| 71 | fVertexArray = nullptr; |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 72 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 73 | this->report(); |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 74 | } |
| 75 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 76 | void abandon() const override { fAbandoned = true; } |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 77 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 78 | GrGLvoid activeTexture(GrGLenum texture) override { |
| 79 | // Ganesh offsets the texture unit indices |
| 80 | texture -= GR_GL_TEXTURE0; |
| 81 | GrAlwaysAssert(texture < kDefaultMaxTextureUnits); |
| 82 | fCurrTextureUnit = texture; |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 83 | } |
| 84 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 85 | GrGLvoid attachShader(GrGLuint programID, GrGLuint shaderID) override { |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 86 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 87 | GrProgramObj *program = FIND(programID, GrProgramObj, kProgram_ObjTypes); |
| 88 | GrAlwaysAssert(program); |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 89 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 90 | GrShaderObj *shader = FIND(shaderID, GrShaderObj, kShader_ObjTypes); |
| 91 | GrAlwaysAssert(shader); |
| 92 | |
| 93 | program->AttachShader(shader); |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 94 | } |
| 95 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 96 | //////////////////////////////////////////////////////////////////////////////// |
| 97 | GrGLvoid bindTexture(GrGLenum target, GrGLuint textureID) override { |
| 98 | GrAlwaysAssert(target == GR_GL_TEXTURE_2D || |
| 99 | target == GR_GL_TEXTURE_RECTANGLE || |
| 100 | target == GR_GL_TEXTURE_EXTERNAL); |
| 101 | |
| 102 | // a textureID of 0 is acceptable - it binds to the default texture target |
| 103 | GrTextureObj *texture = FIND(textureID, GrTextureObj, kTexture_ObjTypes); |
| 104 | |
| 105 | this->setTexture(texture); |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 106 | } |
| 107 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 108 | //////////////////////////////////////////////////////////////////////////////// |
| 109 | GrGLvoid bufferData(GrGLenum target, GrGLsizeiptr size, const GrGLvoid* data, |
| 110 | GrGLenum usage) override { |
| 111 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || |
| 112 | GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 113 | GrAlwaysAssert(size >= 0); |
| 114 | GrAlwaysAssert(GR_GL_STREAM_DRAW == usage || |
| 115 | GR_GL_STATIC_DRAW == usage || |
| 116 | GR_GL_DYNAMIC_DRAW == usage); |
| 117 | |
| 118 | GrBufferObj *buffer = nullptr; |
| 119 | switch (target) { |
| 120 | case GR_GL_ARRAY_BUFFER: |
| 121 | buffer = this->getArrayBuffer(); |
| 122 | break; |
| 123 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 124 | buffer = this->getElementArrayBuffer(); |
| 125 | break; |
| 126 | default: |
| 127 | SkFAIL("Unexpected target to glBufferData"); |
| 128 | break; |
| 129 | } |
| 130 | |
| 131 | GrAlwaysAssert(buffer); |
| 132 | GrAlwaysAssert(buffer->getBound()); |
| 133 | |
| 134 | buffer->allocate(size, reinterpret_cast<const GrGLchar *>(data)); |
| 135 | buffer->setUsage(usage); |
robertphillips@google.com | 670ff9a | 2012-04-12 19:53:31 +0000 | [diff] [blame] | 136 | } |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 137 | |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 138 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 139 | GrGLvoid pixelStorei(GrGLenum pname, GrGLint param) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 140 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 141 | switch (pname) { |
| 142 | case GR_GL_UNPACK_ROW_LENGTH: |
| 143 | fUnpackRowLength = param; |
| 144 | break; |
| 145 | case GR_GL_PACK_ROW_LENGTH: |
| 146 | fPackRowLength = param; |
| 147 | break; |
| 148 | case GR_GL_UNPACK_ALIGNMENT: |
| 149 | break; |
| 150 | case GR_GL_PACK_ALIGNMENT: |
| 151 | fPackAlignment = param; |
| 152 | break; |
| 153 | default: |
| 154 | GrAlwaysAssert(false); |
| 155 | break; |
| 156 | } |
| 157 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 158 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 159 | GrGLvoid readPixels(GrGLint x, |
| 160 | GrGLint y, |
| 161 | GrGLsizei width, |
| 162 | GrGLsizei height, |
| 163 | GrGLenum format, |
| 164 | GrGLenum type, |
| 165 | GrGLvoid* pixels) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 166 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 167 | GrGLint pixelsInRow = width; |
| 168 | if (fPackRowLength > 0) { |
| 169 | pixelsInRow = fPackRowLength; |
| 170 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 171 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 172 | GrGLint componentsPerPixel = 0; |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 173 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 174 | switch (format) { |
| 175 | case GR_GL_RGBA: |
| 176 | // fallthrough |
| 177 | case GR_GL_BGRA: |
| 178 | componentsPerPixel = 4; |
| 179 | break; |
| 180 | case GR_GL_RGB: |
| 181 | componentsPerPixel = 3; |
| 182 | break; |
| 183 | case GR_GL_RED: |
| 184 | componentsPerPixel = 1; |
| 185 | break; |
| 186 | default: |
| 187 | GrAlwaysAssert(false); |
| 188 | break; |
| 189 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 190 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 191 | GrGLint alignment = fPackAlignment; |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 192 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 193 | GrGLint componentSize = 0; // size (in bytes) of a single component |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 194 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 195 | switch (type) { |
| 196 | case GR_GL_UNSIGNED_BYTE: |
| 197 | componentSize = 1; |
| 198 | break; |
| 199 | default: |
| 200 | GrAlwaysAssert(false); |
| 201 | break; |
| 202 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 203 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 204 | GrGLint rowStride = 0; // number of components (not bytes) to skip |
| 205 | if (componentSize >= alignment) { |
| 206 | rowStride = componentsPerPixel * pixelsInRow; |
| 207 | } else { |
| 208 | float fTemp = |
| 209 | sk_float_ceil(componentSize * componentsPerPixel * pixelsInRow / |
| 210 | static_cast<float>(alignment)); |
| 211 | rowStride = static_cast<GrGLint>(alignment * fTemp / componentSize); |
| 212 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 213 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 214 | GrGLchar *scanline = static_cast<GrGLchar *>(pixels); |
| 215 | for (int y = 0; y < height; ++y) { |
| 216 | memset(scanline, 0, componentsPerPixel * componentSize * width); |
| 217 | scanline += rowStride; |
| 218 | } |
| 219 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 220 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 221 | GrGLvoid useProgram(GrGLuint programID) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 222 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 223 | // A programID of 0 is legal |
| 224 | GrProgramObj *program = FIND(programID, GrProgramObj, kProgram_ObjTypes); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 225 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 226 | this->useProgram(program); |
| 227 | } |
| 228 | |
| 229 | GrGLvoid bindFramebuffer(GrGLenum target, GrGLuint frameBufferID) override { |
| 230 | |
| 231 | GrAlwaysAssert(GR_GL_FRAMEBUFFER == target || |
| 232 | GR_GL_READ_FRAMEBUFFER == target || |
| 233 | GR_GL_DRAW_FRAMEBUFFER); |
| 234 | |
| 235 | // a frameBufferID of 0 is acceptable - it binds to the default |
| 236 | // frame buffer |
| 237 | GrFrameBufferObj *frameBuffer = FIND(frameBufferID, GrFrameBufferObj, |
| 238 | kFrameBuffer_ObjTypes); |
| 239 | |
| 240 | this->setFrameBuffer(frameBuffer); |
| 241 | } |
| 242 | |
| 243 | GrGLvoid bindRenderbuffer(GrGLenum target, GrGLuint renderBufferID) override { |
| 244 | |
| 245 | GrAlwaysAssert(GR_GL_RENDERBUFFER == target); |
| 246 | |
| 247 | // a renderBufferID of 0 is acceptable - it unbinds the bound render buffer |
| 248 | GrRenderBufferObj *renderBuffer = FIND(renderBufferID, GrRenderBufferObj, |
| 249 | kRenderBuffer_ObjTypes); |
| 250 | |
| 251 | this->setRenderBuffer(renderBuffer); |
| 252 | } |
| 253 | |
| 254 | GrGLvoid deleteTextures(GrGLsizei n, const GrGLuint* textures) override { |
| 255 | // first potentially unbind the texture |
| 256 | for (unsigned int i = 0; i < kDefaultMaxTextureUnits; ++i) { |
| 257 | GrTextureUnitObj *pTU = this->getTextureUnit(i); |
| 258 | |
| 259 | if (pTU->getTexture()) { |
| 260 | for (int j = 0; j < n; ++j) { |
| 261 | |
| 262 | if (textures[j] == pTU->getTexture()->getID()) { |
| 263 | // this ID is the current texture - revert the binding to 0 |
| 264 | pTU->setTexture(nullptr); |
| 265 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 266 | } |
| 267 | } |
| 268 | } |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 269 | |
| 270 | // TODO: fuse the following block with DeleteRenderBuffers? |
| 271 | // Open GL will remove a deleted render buffer from the active |
| 272 | // frame buffer but not from any other frame buffer |
| 273 | if (this->getFrameBuffer()) { |
| 274 | |
| 275 | GrFrameBufferObj *frameBuffer = this->getFrameBuffer(); |
| 276 | |
| 277 | for (int i = 0; i < n; ++i) { |
| 278 | |
| 279 | if (frameBuffer->getColor() && |
| 280 | textures[i] == frameBuffer->getColor()->getID()) { |
| 281 | frameBuffer->setColor(nullptr); |
| 282 | } |
| 283 | if (frameBuffer->getDepth() && |
| 284 | textures[i] == frameBuffer->getDepth()->getID()) { |
| 285 | frameBuffer->setDepth(nullptr); |
| 286 | } |
| 287 | if (frameBuffer->getStencil() && |
| 288 | textures[i] == frameBuffer->getStencil()->getID()) { |
| 289 | frameBuffer->setStencil(nullptr); |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | // then actually "delete" the buffers |
| 295 | for (int i = 0; i < n; ++i) { |
| 296 | GrTextureObj *buffer = FIND(textures[i], GrTextureObj, kTexture_ObjTypes); |
| 297 | GrAlwaysAssert(buffer); |
| 298 | |
| 299 | // OpenGL gives no guarantees if a texture is deleted while attached to |
| 300 | // something other than the currently bound frame buffer |
| 301 | GrAlwaysAssert(!buffer->getBound()); |
| 302 | |
| 303 | GrAlwaysAssert(!buffer->getDeleted()); |
| 304 | buffer->deleteAction(); |
| 305 | } |
| 306 | |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 307 | } |
| 308 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 309 | GrGLvoid deleteFramebuffers(GrGLsizei n, const GrGLuint *frameBuffers) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 310 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 311 | // first potentially unbind the buffers |
| 312 | if (this->getFrameBuffer()) { |
| 313 | for (int i = 0; i < n; ++i) { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 314 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 315 | if (frameBuffers[i] == |
| 316 | this->getFrameBuffer()->getID()) { |
| 317 | // this ID is the current frame buffer - rebind to the default |
| 318 | this->setFrameBuffer(nullptr); |
| 319 | } |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | // then actually "delete" the buffers |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 324 | for (int i = 0; i < n; ++i) { |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 325 | GrFrameBufferObj *buffer = FIND(frameBuffers[i], GrFrameBufferObj, |
| 326 | kFrameBuffer_ObjTypes); |
| 327 | GrAlwaysAssert(buffer); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 328 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 329 | GrAlwaysAssert(!buffer->getDeleted()); |
| 330 | buffer->deleteAction(); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 331 | } |
| 332 | } |
| 333 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 334 | GrGLvoid deleteRenderbuffers(GrGLsizei n,const GrGLuint *renderBuffers) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 335 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 336 | // first potentially unbind the buffers |
| 337 | if (this->getRenderBuffer()) { |
| 338 | for (int i = 0; i < n; ++i) { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 339 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 340 | if (renderBuffers[i] == |
| 341 | this->getRenderBuffer()->getID()) { |
| 342 | // this ID is the current render buffer - make no |
| 343 | // render buffer be bound |
| 344 | this->setRenderBuffer(nullptr); |
| 345 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 346 | } |
| 347 | } |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 348 | |
| 349 | // TODO: fuse the following block with DeleteTextures? |
| 350 | // Open GL will remove a deleted render buffer from the active frame |
| 351 | // buffer but not from any other frame buffer |
| 352 | if (this->getFrameBuffer()) { |
| 353 | |
| 354 | GrFrameBufferObj *frameBuffer = this->getFrameBuffer(); |
| 355 | |
| 356 | for (int i = 0; i < n; ++i) { |
| 357 | |
| 358 | if (frameBuffer->getColor() && |
| 359 | renderBuffers[i] == frameBuffer->getColor()->getID()) { |
| 360 | frameBuffer->setColor(nullptr); |
| 361 | } |
| 362 | if (frameBuffer->getDepth() && |
| 363 | renderBuffers[i] == frameBuffer->getDepth()->getID()) { |
| 364 | frameBuffer->setDepth(nullptr); |
| 365 | } |
| 366 | if (frameBuffer->getStencil() && |
| 367 | renderBuffers[i] == frameBuffer->getStencil()->getID()) { |
| 368 | frameBuffer->setStencil(nullptr); |
| 369 | } |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | // then actually "delete" the buffers |
| 374 | for (int i = 0; i < n; ++i) { |
| 375 | GrRenderBufferObj *buffer = FIND(renderBuffers[i], GrRenderBufferObj, |
| 376 | kRenderBuffer_ObjTypes); |
| 377 | GrAlwaysAssert(buffer); |
| 378 | |
| 379 | // OpenGL gives no guarantees if a render buffer is deleted |
| 380 | // while attached to something other than the currently |
| 381 | // bound frame buffer |
| 382 | GrAlwaysAssert(!buffer->getColorBound()); |
| 383 | GrAlwaysAssert(!buffer->getDepthBound()); |
| 384 | // However, at GrContext destroy time we release all GrRsources and so stencil buffers |
| 385 | // may get deleted before FBOs that refer to them. |
| 386 | //GrAlwaysAssert(!buffer->getStencilBound()); |
| 387 | |
| 388 | GrAlwaysAssert(!buffer->getDeleted()); |
| 389 | buffer->deleteAction(); |
| 390 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 391 | } |
| 392 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 393 | GrGLvoid framebufferRenderbuffer(GrGLenum target, |
| 394 | GrGLenum attachment, |
| 395 | GrGLenum renderbuffertarget, |
| 396 | GrGLuint renderBufferID) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 397 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 398 | GrAlwaysAssert(GR_GL_FRAMEBUFFER == target); |
| 399 | GrAlwaysAssert(GR_GL_COLOR_ATTACHMENT0 == attachment || |
| 400 | GR_GL_DEPTH_ATTACHMENT == attachment || |
| 401 | GR_GL_STENCIL_ATTACHMENT == attachment); |
| 402 | GrAlwaysAssert(GR_GL_RENDERBUFFER == renderbuffertarget); |
| 403 | |
| 404 | GrFrameBufferObj *framebuffer = this->getFrameBuffer(); |
| 405 | // A render buffer cannot be attached to the default framebuffer |
| 406 | GrAlwaysAssert(framebuffer); |
| 407 | |
| 408 | // a renderBufferID of 0 is acceptable - it unbinds the current |
| 409 | // render buffer |
| 410 | GrRenderBufferObj *renderbuffer = FIND(renderBufferID, GrRenderBufferObj, |
| 411 | kRenderBuffer_ObjTypes); |
| 412 | |
| 413 | switch (attachment) { |
| 414 | case GR_GL_COLOR_ATTACHMENT0: |
| 415 | framebuffer->setColor(renderbuffer); |
| 416 | break; |
| 417 | case GR_GL_DEPTH_ATTACHMENT: |
| 418 | framebuffer->setDepth(renderbuffer); |
| 419 | break; |
| 420 | case GR_GL_STENCIL_ATTACHMENT: |
| 421 | framebuffer->setStencil(renderbuffer); |
| 422 | break; |
| 423 | default: |
| 424 | GrAlwaysAssert(false); |
| 425 | break; |
| 426 | }; |
| 427 | |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 428 | } |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 429 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 430 | //////////////////////////////////////////////////////////////////////////////// |
| 431 | GrGLvoid framebufferTexture2D(GrGLenum target, GrGLenum attachment, GrGLenum textarget, |
| 432 | GrGLuint textureID, GrGLint level) override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 433 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 434 | GrAlwaysAssert(GR_GL_FRAMEBUFFER == target); |
| 435 | GrAlwaysAssert(GR_GL_COLOR_ATTACHMENT0 == attachment || |
| 436 | GR_GL_DEPTH_ATTACHMENT == attachment || |
| 437 | GR_GL_STENCIL_ATTACHMENT == attachment); |
| 438 | GrAlwaysAssert(GR_GL_TEXTURE_2D == textarget); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 439 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 440 | GrFrameBufferObj *framebuffer = this->getFrameBuffer(); |
| 441 | // A texture cannot be attached to the default framebuffer |
| 442 | GrAlwaysAssert(framebuffer); |
| 443 | |
| 444 | // A textureID of 0 is allowed - it unbinds the currently bound texture |
| 445 | GrTextureObj *texture = FIND(textureID, GrTextureObj, kTexture_ObjTypes); |
| 446 | if (texture) { |
| 447 | // The texture shouldn't be bound to a texture unit - this |
| 448 | // could lead to a feedback loop |
| 449 | GrAlwaysAssert(!texture->getBound()); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 450 | } |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 451 | |
| 452 | GrAlwaysAssert(0 == level); |
| 453 | |
| 454 | switch (attachment) { |
| 455 | case GR_GL_COLOR_ATTACHMENT0: |
| 456 | framebuffer->setColor(texture); |
| 457 | break; |
| 458 | case GR_GL_DEPTH_ATTACHMENT: |
| 459 | framebuffer->setDepth(texture); |
| 460 | break; |
| 461 | case GR_GL_STENCIL_ATTACHMENT: |
| 462 | framebuffer->setStencil(texture); |
| 463 | break; |
| 464 | default: |
| 465 | GrAlwaysAssert(false); |
| 466 | break; |
| 467 | }; |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 468 | } |
| 469 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 470 | GrGLuint createProgram() override { |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 471 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 472 | GrProgramObj *program = CREATE(GrProgramObj, kProgram_ObjTypes); |
robertphillips@google.com | ebde3e0 | 2012-07-13 17:45:17 +0000 | [diff] [blame] | 473 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 474 | return program->getID(); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 475 | } |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 476 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 477 | GrGLuint createShader(GrGLenum type) override { |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 478 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 479 | GrAlwaysAssert(GR_GL_VERTEX_SHADER == type || |
| 480 | GR_GL_FRAGMENT_SHADER == type); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 481 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 482 | GrShaderObj *shader = CREATE(GrShaderObj, kShader_ObjTypes); |
| 483 | shader->setType(type); |
| 484 | |
| 485 | return shader->getID(); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 486 | } |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 487 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 488 | GrGLenum checkFramebufferStatus(GrGLenum target) override { return GR_GL_FRAMEBUFFER_COMPLETE; } |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 489 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 490 | GrGLvoid deleteProgram(GrGLuint programID) override { |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 491 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 492 | GrProgramObj *program = FIND(programID, GrProgramObj, kProgram_ObjTypes); |
| 493 | GrAlwaysAssert(program); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 494 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 495 | if (program->getRefCount()) { |
| 496 | // someone is still using this program so we can't delete it here |
| 497 | program->setMarkedForDeletion(); |
bsalomon@google.com | ecd8484 | 2013-03-01 15:36:02 +0000 | [diff] [blame] | 498 | } else { |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 499 | program->deleteAction(); |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 500 | } |
| 501 | } |
| 502 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 503 | GrGLvoid deleteShader(GrGLuint shaderID) override { |
| 504 | |
| 505 | GrShaderObj *shader = FIND(shaderID, GrShaderObj, kShader_ObjTypes); |
| 506 | GrAlwaysAssert(shader); |
| 507 | |
| 508 | if (shader->getRefCount()) { |
| 509 | // someone is still using this shader so we can't delete it here |
| 510 | shader->setMarkedForDeletion(); |
| 511 | } else { |
| 512 | shader->deleteAction(); |
| 513 | } |
| 514 | } |
| 515 | |
| 516 | GrGLvoid genBuffers(GrGLsizei n, GrGLuint* ids) override { |
| 517 | this->genObjs(kBuffer_ObjTypes, n, ids); |
| 518 | } |
| 519 | |
| 520 | GrGLvoid genFramebuffers(GrGLsizei n, GrGLuint* ids) override { |
| 521 | this->genObjs(kFrameBuffer_ObjTypes, n, ids); |
| 522 | } |
| 523 | |
| 524 | GrGLvoid genRenderbuffers(GrGLsizei n, GrGLuint* ids) override { |
| 525 | this->genObjs(kRenderBuffer_ObjTypes, n, ids); |
| 526 | } |
| 527 | |
| 528 | GrGLvoid genTextures(GrGLsizei n, GrGLuint* ids) override { |
| 529 | this->genObjs(kTexture_ObjTypes, n, ids); |
| 530 | } |
| 531 | |
| 532 | GrGLvoid genVertexArrays(GrGLsizei n, GrGLuint* ids) override { |
| 533 | this->genObjs(kVertexArray_ObjTypes, n, ids); |
| 534 | } |
| 535 | |
| 536 | GrGLvoid genQueries(GrGLsizei n, GrGLuint *ids) override { this->genGenericIds(n, ids); } |
| 537 | |
| 538 | GrGLenum getError() override { return GR_GL_NO_ERROR; } |
| 539 | |
| 540 | GrGLvoid getIntegerv(GrGLenum pname, GrGLint* params) override { |
| 541 | // TODO: remove from Ganesh the #defines for gets we don't use. |
| 542 | // We would like to minimize gets overall due to performance issues |
| 543 | switch (pname) { |
| 544 | case GR_GL_CONTEXT_PROFILE_MASK: |
| 545 | *params = GR_GL_CONTEXT_COMPATIBILITY_PROFILE_BIT; |
| 546 | break; |
| 547 | case GR_GL_STENCIL_BITS: |
| 548 | *params = 8; |
| 549 | break; |
| 550 | case GR_GL_SAMPLES: |
| 551 | *params = 1; |
| 552 | break; |
| 553 | case GR_GL_FRAMEBUFFER_BINDING: |
| 554 | *params = 0; |
| 555 | break; |
| 556 | case GR_GL_VIEWPORT: |
| 557 | params[0] = 0; |
| 558 | params[1] = 0; |
| 559 | params[2] = 800; |
| 560 | params[3] = 600; |
| 561 | break; |
| 562 | case GR_GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS: |
| 563 | case GR_GL_MAX_GEOMETRY_TEXTURE_IMAGE_UNITS: |
| 564 | case GR_GL_MAX_TEXTURE_IMAGE_UNITS: |
| 565 | case GR_GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: |
| 566 | *params = 8; |
| 567 | break; |
| 568 | case GR_GL_MAX_TEXTURE_COORDS: |
| 569 | *params = 8; |
| 570 | break; |
| 571 | case GR_GL_MAX_VERTEX_UNIFORM_VECTORS: |
| 572 | *params = kDefaultMaxVertexUniformVectors; |
| 573 | break; |
| 574 | case GR_GL_MAX_FRAGMENT_UNIFORM_VECTORS: |
| 575 | *params = kDefaultMaxFragmentUniformVectors; |
| 576 | break; |
| 577 | case GR_GL_MAX_FRAGMENT_UNIFORM_COMPONENTS: |
| 578 | *params = 16 * 4; |
| 579 | break; |
| 580 | case GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS: |
| 581 | *params = 0; |
| 582 | break; |
| 583 | case GR_GL_COMPRESSED_TEXTURE_FORMATS: |
| 584 | break; |
| 585 | case GR_GL_MAX_TEXTURE_SIZE: |
| 586 | *params = 8192; |
| 587 | break; |
| 588 | case GR_GL_MAX_RENDERBUFFER_SIZE: |
| 589 | *params = 8192; |
| 590 | break; |
| 591 | case GR_GL_MAX_SAMPLES: |
| 592 | *params = 32; |
| 593 | break; |
| 594 | case GR_GL_MAX_VERTEX_ATTRIBS: |
| 595 | *params = kDefaultMaxVertexAttribs; |
| 596 | break; |
| 597 | case GR_GL_MAX_VARYING_VECTORS: |
| 598 | *params = kDefaultMaxVaryingVectors; |
| 599 | break; |
| 600 | case GR_GL_NUM_EXTENSIONS: { |
| 601 | GrGLint i = 0; |
| 602 | while (kExtensions[i++]); |
| 603 | *params = i; |
| 604 | break; |
| 605 | } |
| 606 | default: |
| 607 | SkFAIL("Unexpected pname to GetIntegerv"); |
| 608 | } |
| 609 | } |
| 610 | |
| 611 | GrGLvoid getMultisamplefv(GrGLenum pname, GrGLuint index, GrGLfloat* val) override { |
| 612 | val[0] = val[1] = 0.5f; |
| 613 | } |
| 614 | |
| 615 | GrGLvoid getProgramiv(GrGLuint program, GrGLenum pname, GrGLint* params) override { |
| 616 | this->getShaderOrProgramiv(program, pname, params); |
| 617 | } |
| 618 | |
| 619 | GrGLvoid getProgramInfoLog(GrGLuint program, GrGLsizei bufsize, GrGLsizei* length, |
| 620 | char* infolog) override { |
| 621 | this->getInfoLog(program, bufsize, length, infolog); |
| 622 | } |
| 623 | |
| 624 | GrGLvoid getQueryiv(GrGLenum GLtarget, GrGLenum pname, GrGLint *params) override { |
| 625 | switch (pname) { |
| 626 | case GR_GL_CURRENT_QUERY: |
| 627 | *params = 0; |
| 628 | break; |
| 629 | case GR_GL_QUERY_COUNTER_BITS: |
| 630 | *params = 32; |
| 631 | break; |
| 632 | default: |
| 633 | SkFAIL("Unexpected pname passed GetQueryiv."); |
| 634 | } |
| 635 | } |
| 636 | |
| 637 | GrGLvoid getQueryObjecti64v(GrGLuint id, GrGLenum pname, GrGLint64 *params) override { |
| 638 | this->queryResult(id, pname, params); |
| 639 | } |
| 640 | |
| 641 | GrGLvoid getQueryObjectiv(GrGLuint id, GrGLenum pname, GrGLint *params) override { |
| 642 | this->queryResult(id, pname, params); |
| 643 | } |
| 644 | |
| 645 | GrGLvoid getQueryObjectui64v(GrGLuint id, GrGLenum pname, GrGLuint64 *params) override { |
| 646 | this->queryResult(id, pname, params); |
| 647 | } |
| 648 | |
| 649 | GrGLvoid getQueryObjectuiv(GrGLuint id, GrGLenum pname, GrGLuint *params) override { |
| 650 | this->queryResult(id, pname, params); |
| 651 | } |
| 652 | |
| 653 | GrGLvoid getShaderiv(GrGLuint shader, GrGLenum pname, GrGLint* params) override { |
| 654 | this->getShaderOrProgramiv(shader, pname, params); |
| 655 | } |
| 656 | |
| 657 | GrGLvoid getShaderInfoLog(GrGLuint shader, GrGLsizei bufsize, GrGLsizei* length, |
| 658 | char* infolog) override { |
| 659 | this->getInfoLog(shader, bufsize, length, infolog); |
| 660 | } |
| 661 | |
| 662 | const GrGLubyte* getString(GrGLenum name) override { |
| 663 | switch (name) { |
| 664 | case GR_GL_EXTENSIONS: |
| 665 | return CombinedExtensionString(); |
| 666 | case GR_GL_VERSION: |
| 667 | return (const GrGLubyte*)"4.0 Debug GL"; |
| 668 | case GR_GL_SHADING_LANGUAGE_VERSION: |
| 669 | return (const GrGLubyte*)"4.20.8 Debug GLSL"; |
| 670 | case GR_GL_VENDOR: |
| 671 | return (const GrGLubyte*)"Debug Vendor"; |
| 672 | case GR_GL_RENDERER: |
| 673 | return (const GrGLubyte*)"The Debug (Non-)Renderer"; |
| 674 | default: |
| 675 | SkFAIL("Unexpected name passed to GetString"); |
| 676 | return nullptr; |
| 677 | } |
| 678 | } |
| 679 | |
| 680 | const GrGLubyte* getStringi(GrGLenum name, GrGLuint i) override { |
| 681 | switch (name) { |
| 682 | case GR_GL_EXTENSIONS: { |
| 683 | GrGLint count; |
| 684 | this->getIntegerv(GR_GL_NUM_EXTENSIONS, &count); |
| 685 | if ((GrGLint)i <= count) { |
| 686 | return (const GrGLubyte*) kExtensions[i]; |
| 687 | } else { |
| 688 | return nullptr; |
| 689 | } |
| 690 | } |
| 691 | default: |
| 692 | SkFAIL("Unexpected name passed to GetStringi"); |
| 693 | return nullptr; |
| 694 | } |
| 695 | } |
| 696 | |
| 697 | GrGLvoid getTexLevelParameteriv(GrGLenum target, GrGLint level, GrGLenum pname, |
| 698 | GrGLint* params) override { |
| 699 | // we used to use this to query stuff about externally created textures, |
| 700 | // now we just require clients to tell us everything about the texture. |
| 701 | SkFAIL("Should never query texture parameters."); |
| 702 | } |
| 703 | |
| 704 | GrGLvoid deleteVertexArrays(GrGLsizei n, const GrGLuint* ids) override { |
| 705 | for (GrGLsizei i = 0; i < n; ++i) { |
| 706 | GrVertexArrayObj* array = FIND(ids[i], GrVertexArrayObj, kVertexArray_ObjTypes); |
| 707 | GrAlwaysAssert(array); |
| 708 | |
| 709 | // Deleting the current vertex array binds object 0 |
| 710 | if (this->getVertexArray() == array) { |
| 711 | this->setVertexArray(nullptr); |
| 712 | } |
| 713 | |
| 714 | if (array->getRefCount()) { |
| 715 | // someone is still using this vertex array so we can't delete it here |
| 716 | array->setMarkedForDeletion(); |
| 717 | } else { |
| 718 | array->deleteAction(); |
| 719 | } |
| 720 | } |
| 721 | } |
| 722 | |
| 723 | GrGLvoid bindVertexArray(GrGLuint id) override { |
| 724 | GrVertexArrayObj* array = FIND(id, GrVertexArrayObj, kVertexArray_ObjTypes); |
| 725 | GrAlwaysAssert((0 == id) || array); |
| 726 | this->setVertexArray(array); |
| 727 | } |
| 728 | |
| 729 | GrGLvoid bindBuffer(GrGLenum target, GrGLuint bufferID) override { |
| 730 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 731 | |
| 732 | GrBufferObj *buffer = FIND(bufferID, GrBufferObj, kBuffer_ObjTypes); |
| 733 | // 0 is a permissible bufferID - it unbinds the current buffer |
| 734 | |
| 735 | switch (target) { |
| 736 | case GR_GL_ARRAY_BUFFER: |
| 737 | this->setArrayBuffer(buffer); |
| 738 | break; |
| 739 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 740 | this->setElementArrayBuffer(buffer); |
| 741 | break; |
| 742 | default: |
| 743 | SkFAIL("Unexpected target to glBindBuffer"); |
| 744 | break; |
| 745 | } |
| 746 | } |
| 747 | |
| 748 | // deleting a bound buffer has the side effect of binding 0 |
| 749 | GrGLvoid deleteBuffers(GrGLsizei n, const GrGLuint* ids) override { |
| 750 | // first potentially unbind the buffers |
| 751 | for (int i = 0; i < n; ++i) { |
| 752 | |
| 753 | if (this->getArrayBuffer() && |
| 754 | ids[i] == this->getArrayBuffer()->getID()) { |
| 755 | // this ID is the current array buffer |
| 756 | this->setArrayBuffer(nullptr); |
| 757 | } |
| 758 | if (this->getElementArrayBuffer() && |
| 759 | ids[i] == this->getElementArrayBuffer()->getID()) { |
| 760 | // this ID is the current element array buffer |
| 761 | this->setElementArrayBuffer(nullptr); |
| 762 | } |
| 763 | } |
| 764 | |
| 765 | // then actually "delete" the buffers |
| 766 | for (int i = 0; i < n; ++i) { |
| 767 | GrBufferObj *buffer = FIND(ids[i], GrBufferObj, kBuffer_ObjTypes); |
| 768 | GrAlwaysAssert(buffer); |
| 769 | |
| 770 | GrAlwaysAssert(!buffer->getDeleted()); |
| 771 | buffer->deleteAction(); |
| 772 | } |
| 773 | } |
| 774 | |
| 775 | // map a buffer to the caller's address space |
| 776 | GrGLvoid* mapBufferRange(GrGLenum target, GrGLintptr offset, GrGLsizeiptr length, |
| 777 | GrGLbitfield access) override { |
| 778 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || |
| 779 | GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 780 | |
| 781 | // We only expect read access and we expect that the buffer or range is always invalidated. |
| 782 | GrAlwaysAssert(!SkToBool(GR_GL_MAP_READ_BIT & access)); |
| 783 | GrAlwaysAssert((GR_GL_MAP_INVALIDATE_BUFFER_BIT | GR_GL_MAP_INVALIDATE_RANGE_BIT) & access); |
| 784 | |
| 785 | GrBufferObj *buffer = nullptr; |
| 786 | switch (target) { |
| 787 | case GR_GL_ARRAY_BUFFER: |
| 788 | buffer = this->getArrayBuffer(); |
| 789 | break; |
| 790 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 791 | buffer = this->getElementArrayBuffer(); |
| 792 | break; |
| 793 | default: |
| 794 | SkFAIL("Unexpected target to glMapBufferRange"); |
| 795 | break; |
| 796 | } |
| 797 | |
| 798 | if (buffer) { |
| 799 | GrAlwaysAssert(offset >= 0 && offset + length <= buffer->getSize()); |
| 800 | GrAlwaysAssert(!buffer->getMapped()); |
| 801 | buffer->setMapped(offset, length); |
| 802 | return buffer->getDataPtr() + offset; |
| 803 | } |
| 804 | |
| 805 | GrAlwaysAssert(false); |
| 806 | return nullptr; // no buffer bound to the target |
| 807 | } |
| 808 | |
| 809 | GrGLvoid* mapBuffer(GrGLenum target, GrGLenum access) override { |
| 810 | GrAlwaysAssert(GR_GL_WRITE_ONLY == access); |
| 811 | |
| 812 | GrBufferObj *buffer = nullptr; |
| 813 | switch (target) { |
| 814 | case GR_GL_ARRAY_BUFFER: |
| 815 | buffer = this->getArrayBuffer(); |
| 816 | break; |
| 817 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 818 | buffer = this->getElementArrayBuffer(); |
| 819 | break; |
| 820 | default: |
| 821 | SkFAIL("Unexpected target to glMapBuffer"); |
| 822 | break; |
| 823 | } |
| 824 | |
| 825 | return this->mapBufferRange(target, 0, buffer->getSize(), |
| 826 | GR_GL_MAP_WRITE_BIT | GR_GL_MAP_INVALIDATE_BUFFER_BIT); |
| 827 | } |
| 828 | |
| 829 | // remove a buffer from the caller's address space |
| 830 | // TODO: check if the "access" method from "glMapBuffer" was honored |
| 831 | GrGLboolean unmapBuffer(GrGLenum target) override { |
| 832 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || |
| 833 | GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 834 | |
| 835 | GrBufferObj *buffer = nullptr; |
| 836 | switch (target) { |
| 837 | case GR_GL_ARRAY_BUFFER: |
| 838 | buffer = this->getArrayBuffer(); |
| 839 | break; |
| 840 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 841 | buffer = this->getElementArrayBuffer(); |
| 842 | break; |
| 843 | default: |
| 844 | SkFAIL("Unexpected target to glUnmapBuffer"); |
| 845 | break; |
| 846 | } |
| 847 | |
| 848 | if (buffer) { |
| 849 | GrAlwaysAssert(buffer->getMapped()); |
| 850 | buffer->resetMapped(); |
| 851 | return GR_GL_TRUE; |
| 852 | } |
| 853 | |
| 854 | GrAlwaysAssert(false); |
| 855 | return GR_GL_FALSE; // GR_GL_INVALID_OPERATION; |
| 856 | } |
| 857 | |
| 858 | GrGLvoid flushMappedBufferRange(GrGLenum target, GrGLintptr offset, |
| 859 | GrGLsizeiptr length) override { |
| 860 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || |
| 861 | GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 862 | |
| 863 | GrBufferObj *buffer = nullptr; |
| 864 | switch (target) { |
| 865 | case GR_GL_ARRAY_BUFFER: |
| 866 | buffer = this->getArrayBuffer(); |
| 867 | break; |
| 868 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 869 | buffer = this->getElementArrayBuffer(); |
| 870 | break; |
| 871 | default: |
| 872 | SkFAIL("Unexpected target to glUnmapBuffer"); |
| 873 | break; |
| 874 | } |
| 875 | |
| 876 | if (buffer) { |
| 877 | GrAlwaysAssert(buffer->getMapped()); |
| 878 | GrAlwaysAssert(offset >= 0 && (offset + length) <= buffer->getMappedLength()); |
| 879 | } else { |
| 880 | GrAlwaysAssert(false); |
| 881 | } |
| 882 | } |
| 883 | |
| 884 | GrGLvoid getBufferParameteriv(GrGLenum target, GrGLenum value, GrGLint* params) override { |
| 885 | |
| 886 | GrAlwaysAssert(GR_GL_ARRAY_BUFFER == target || |
| 887 | GR_GL_ELEMENT_ARRAY_BUFFER == target); |
| 888 | GrAlwaysAssert(GR_GL_BUFFER_SIZE == value || |
| 889 | GR_GL_BUFFER_USAGE == value); |
| 890 | |
| 891 | GrBufferObj *buffer = nullptr; |
| 892 | switch (target) { |
| 893 | case GR_GL_ARRAY_BUFFER: |
| 894 | buffer = this->getArrayBuffer(); |
| 895 | break; |
| 896 | case GR_GL_ELEMENT_ARRAY_BUFFER: |
| 897 | buffer = this->getElementArrayBuffer(); |
| 898 | break; |
| 899 | } |
| 900 | |
robertphillips@google.com | 0da3719 | 2012-03-19 14:42:13 +0000 | [diff] [blame] | 901 | GrAlwaysAssert(buffer); |
| 902 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 903 | switch (value) { |
| 904 | case GR_GL_BUFFER_MAPPED: |
| 905 | *params = GR_GL_FALSE; |
| 906 | if (buffer) |
| 907 | *params = buffer->getMapped() ? GR_GL_TRUE : GR_GL_FALSE; |
| 908 | break; |
| 909 | case GR_GL_BUFFER_SIZE: |
| 910 | *params = 0; |
| 911 | if (buffer) |
| 912 | *params = SkToInt(buffer->getSize()); |
| 913 | break; |
| 914 | case GR_GL_BUFFER_USAGE: |
| 915 | *params = GR_GL_STATIC_DRAW; |
| 916 | if (buffer) |
| 917 | *params = buffer->getUsage(); |
| 918 | break; |
| 919 | default: |
| 920 | SkFAIL("Unexpected value to glGetBufferParamateriv"); |
| 921 | break; |
| 922 | } |
commit-bot@chromium.org | 160b478 | 2014-05-05 12:32:37 +0000 | [diff] [blame] | 923 | } |
| 924 | |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 925 | private: |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 926 | // the OpenGLES 2.0 spec says this must be >= 128 |
| 927 | static const GrGLint kDefaultMaxVertexUniformVectors = 128; |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 928 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 929 | // the OpenGLES 2.0 spec says this must be >=16 |
| 930 | static const GrGLint kDefaultMaxFragmentUniformVectors = 16; |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 931 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 932 | // the OpenGLES 2.0 spec says this must be >= 8 |
| 933 | static const GrGLint kDefaultMaxVertexAttribs = 8; |
| 934 | |
| 935 | // the OpenGLES 2.0 spec says this must be >= 8 |
| 936 | static const GrGLint kDefaultMaxVaryingVectors = 8; |
| 937 | |
| 938 | // the OpenGLES 2.0 spec says this must be >= 2 |
| 939 | static const GrGLint kDefaultMaxTextureUnits = 8; |
| 940 | |
| 941 | static const char* kExtensions[]; |
| 942 | |
| 943 | GrGLuint fCurrGenericID; |
| 944 | GrGLuint fCurrTextureUnit; |
| 945 | GrTextureUnitObj* fTextureUnits[kDefaultMaxTextureUnits]; |
| 946 | GrBufferObj* fArrayBuffer; |
| 947 | GrBufferObj* fElementArrayBuffer; |
| 948 | GrVertexArrayObj* fVertexArray; |
| 949 | GrGLint fPackRowLength; |
| 950 | GrGLint fUnpackRowLength; |
| 951 | GrGLint fPackAlignment; |
| 952 | GrFrameBufferObj* fFrameBuffer; |
| 953 | GrRenderBufferObj* fRenderBuffer; |
| 954 | GrProgramObj* fProgram; |
| 955 | mutable bool fAbandoned; |
| 956 | // global store of all objects |
| 957 | SkTArray<GrFakeRefObj *> fObjects; |
| 958 | |
| 959 | static const GrGLubyte* CombinedExtensionString() { |
| 960 | static SkString gExtString; |
| 961 | static SkMutex gMutex; |
| 962 | gMutex.acquire(); |
| 963 | if (0 == gExtString.size()) { |
| 964 | int i = 0; |
| 965 | while (kExtensions[i]) { |
| 966 | if (i > 0) { |
| 967 | gExtString.append(" "); |
| 968 | } |
| 969 | gExtString.append(kExtensions[i]); |
| 970 | ++i; |
| 971 | } |
| 972 | } |
| 973 | gMutex.release(); |
| 974 | return (const GrGLubyte*) gExtString.c_str(); |
| 975 | } |
| 976 | |
| 977 | GrGLvoid genGenericIds(GrGLsizei n, GrGLuint* ids) { |
| 978 | for (int i = 0; i < n; ++i) { |
| 979 | ids[i] = ++fCurrGenericID; |
| 980 | } |
| 981 | } |
| 982 | |
| 983 | GrGLvoid getInfoLog(GrGLuint object, GrGLsizei bufsize, GrGLsizei* length, |
| 984 | char* infolog) { |
| 985 | if (length) { |
| 986 | *length = 0; |
| 987 | } |
| 988 | if (bufsize > 0) { |
| 989 | *infolog = 0; |
| 990 | } |
| 991 | } |
| 992 | |
| 993 | GrGLvoid getShaderOrProgramiv(GrGLuint object, GrGLenum pname, GrGLint* params) { |
| 994 | switch (pname) { |
| 995 | case GR_GL_LINK_STATUS: // fallthru |
| 996 | case GR_GL_COMPILE_STATUS: |
| 997 | *params = GR_GL_TRUE; |
| 998 | break; |
| 999 | case GR_GL_INFO_LOG_LENGTH: |
| 1000 | *params = 0; |
| 1001 | break; |
| 1002 | // we don't expect any other pnames |
| 1003 | default: |
| 1004 | SkFAIL("Unexpected pname to GetProgramiv"); |
| 1005 | break; |
| 1006 | } |
| 1007 | } |
| 1008 | |
| 1009 | template <typename T> |
| 1010 | void queryResult(GrGLenum GLtarget, GrGLenum pname, T *params) { |
| 1011 | switch (pname) { |
| 1012 | case GR_GL_QUERY_RESULT_AVAILABLE: |
| 1013 | *params = GR_GL_TRUE; |
| 1014 | break; |
| 1015 | case GR_GL_QUERY_RESULT: |
| 1016 | *params = 0; |
| 1017 | break; |
| 1018 | default: |
| 1019 | SkFAIL("Unexpected pname passed to GetQueryObject."); |
| 1020 | break; |
| 1021 | } |
| 1022 | } |
| 1023 | |
| 1024 | enum ObjTypes { |
| 1025 | kTexture_ObjTypes = 0, |
| 1026 | kBuffer_ObjTypes, |
| 1027 | kRenderBuffer_ObjTypes, |
| 1028 | kFrameBuffer_ObjTypes, |
| 1029 | kShader_ObjTypes, |
| 1030 | kProgram_ObjTypes, |
| 1031 | kTextureUnit_ObjTypes, |
| 1032 | kVertexArray_ObjTypes, |
| 1033 | kObjTypeCount |
| 1034 | }; |
| 1035 | |
| 1036 | typedef GrFakeRefObj *(*Create)(); |
| 1037 | |
| 1038 | static Create gFactoryFunc[kObjTypeCount]; |
| 1039 | |
| 1040 | GrGLvoid genObjs(ObjTypes type, GrGLsizei n, GrGLuint* ids) { |
| 1041 | for (int i = 0; i < n; ++i) { |
| 1042 | GrAlwaysAssert(ids[i] == 0); |
| 1043 | GrFakeRefObj *obj = this->createObj(type); |
| 1044 | GrAlwaysAssert(obj); |
| 1045 | ids[i] = obj->getID(); |
| 1046 | } |
| 1047 | } |
| 1048 | |
| 1049 | GrFakeRefObj* createObj(ObjTypes type) { |
| 1050 | GrFakeRefObj *temp = (*gFactoryFunc[type])(); |
| 1051 | |
| 1052 | fObjects.push_back(temp); |
| 1053 | |
| 1054 | return temp; |
| 1055 | } |
| 1056 | |
| 1057 | GrFakeRefObj* findObject(GrGLuint ID, ObjTypes type) { |
| 1058 | for (int i = 0; i < fObjects.count(); ++i) { |
| 1059 | if (fObjects[i]->getID() == ID) { // && fObjects[i]->getType() == type) { |
| 1060 | // The application shouldn't be accessing objects |
| 1061 | // that (as far as OpenGL knows) were already deleted |
| 1062 | GrAlwaysAssert(!fObjects[i]->getDeleted()); |
| 1063 | GrAlwaysAssert(!fObjects[i]->getMarkedForDeletion()); |
| 1064 | return fObjects[i]; |
| 1065 | } |
| 1066 | } |
| 1067 | return nullptr; |
| 1068 | } |
| 1069 | |
| 1070 | GrTextureUnitObj* getTextureUnit(int unit) { |
| 1071 | GrAlwaysAssert(0 <= unit && kDefaultMaxTextureUnits > unit); |
| 1072 | |
| 1073 | return fTextureUnits[unit]; |
| 1074 | } |
| 1075 | |
| 1076 | void setArrayBuffer(GrBufferObj *arrayBuffer) { |
| 1077 | if (fArrayBuffer) { |
| 1078 | // automatically break the binding of the old buffer |
| 1079 | GrAlwaysAssert(fArrayBuffer->getBound()); |
| 1080 | fArrayBuffer->resetBound(); |
| 1081 | |
| 1082 | GrAlwaysAssert(!fArrayBuffer->getDeleted()); |
| 1083 | fArrayBuffer->unref(); |
| 1084 | } |
| 1085 | |
| 1086 | fArrayBuffer = arrayBuffer; |
| 1087 | |
| 1088 | if (fArrayBuffer) { |
| 1089 | GrAlwaysAssert(!fArrayBuffer->getDeleted()); |
| 1090 | fArrayBuffer->ref(); |
| 1091 | |
| 1092 | GrAlwaysAssert(!fArrayBuffer->getBound()); |
| 1093 | fArrayBuffer->setBound(); |
| 1094 | } |
| 1095 | } |
| 1096 | |
| 1097 | GrBufferObj* getArrayBuffer() { return fArrayBuffer; } |
| 1098 | void setElementArrayBuffer(GrBufferObj *elementArrayBuffer) { |
| 1099 | if (fElementArrayBuffer) { |
| 1100 | // automatically break the binding of the old buffer |
| 1101 | GrAlwaysAssert(fElementArrayBuffer->getBound()); |
| 1102 | fElementArrayBuffer->resetBound(); |
| 1103 | |
| 1104 | GrAlwaysAssert(!fElementArrayBuffer->getDeleted()); |
| 1105 | fElementArrayBuffer->unref(); |
| 1106 | } |
| 1107 | |
| 1108 | fElementArrayBuffer = elementArrayBuffer; |
| 1109 | |
| 1110 | if (fElementArrayBuffer) { |
| 1111 | GrAlwaysAssert(!fElementArrayBuffer->getDeleted()); |
| 1112 | fElementArrayBuffer->ref(); |
| 1113 | |
| 1114 | GrAlwaysAssert(!fElementArrayBuffer->getBound()); |
| 1115 | fElementArrayBuffer->setBound(); |
| 1116 | } |
| 1117 | } |
| 1118 | |
| 1119 | GrBufferObj *getElementArrayBuffer() { return fElementArrayBuffer; } |
| 1120 | |
| 1121 | void setVertexArray(GrVertexArrayObj* vertexArray) { |
| 1122 | if (vertexArray) { |
| 1123 | SkASSERT(!vertexArray->getDeleted()); |
| 1124 | } |
| 1125 | SkRefCnt_SafeAssign(fVertexArray, vertexArray); |
| 1126 | } |
| 1127 | |
| 1128 | GrVertexArrayObj* getVertexArray() { return fVertexArray; } |
| 1129 | |
| 1130 | void setTexture(GrTextureObj *texture) { |
| 1131 | fTextureUnits[fCurrTextureUnit]->setTexture(texture); |
| 1132 | } |
| 1133 | |
| 1134 | void setFrameBuffer(GrFrameBufferObj *frameBuffer) { |
| 1135 | if (fFrameBuffer) { |
| 1136 | GrAlwaysAssert(fFrameBuffer->getBound()); |
| 1137 | fFrameBuffer->resetBound(); |
| 1138 | |
| 1139 | GrAlwaysAssert(!fFrameBuffer->getDeleted()); |
| 1140 | fFrameBuffer->unref(); |
| 1141 | } |
| 1142 | |
| 1143 | fFrameBuffer = frameBuffer; |
| 1144 | |
| 1145 | if (fFrameBuffer) { |
| 1146 | GrAlwaysAssert(!fFrameBuffer->getDeleted()); |
| 1147 | fFrameBuffer->ref(); |
| 1148 | |
| 1149 | GrAlwaysAssert(!fFrameBuffer->getBound()); |
| 1150 | fFrameBuffer->setBound(); |
| 1151 | } |
| 1152 | } |
| 1153 | |
| 1154 | GrFrameBufferObj *getFrameBuffer() { return fFrameBuffer; } |
| 1155 | |
| 1156 | void setRenderBuffer(GrRenderBufferObj *renderBuffer) { |
| 1157 | if (fRenderBuffer) { |
| 1158 | GrAlwaysAssert(fRenderBuffer->getBound()); |
| 1159 | fRenderBuffer->resetBound(); |
| 1160 | |
| 1161 | GrAlwaysAssert(!fRenderBuffer->getDeleted()); |
| 1162 | fRenderBuffer->unref(); |
| 1163 | } |
| 1164 | |
| 1165 | fRenderBuffer = renderBuffer; |
| 1166 | |
| 1167 | if (fRenderBuffer) { |
| 1168 | GrAlwaysAssert(!fRenderBuffer->getDeleted()); |
| 1169 | fRenderBuffer->ref(); |
| 1170 | |
| 1171 | GrAlwaysAssert(!fRenderBuffer->getBound()); |
| 1172 | fRenderBuffer->setBound(); |
| 1173 | } |
| 1174 | } |
| 1175 | GrRenderBufferObj *getRenderBuffer() { return fRenderBuffer; } |
| 1176 | |
| 1177 | void useProgram(GrProgramObj *program) { |
| 1178 | if (fProgram) { |
| 1179 | GrAlwaysAssert(fProgram->getInUse()); |
| 1180 | fProgram->resetInUse(); |
| 1181 | |
| 1182 | GrAlwaysAssert(!fProgram->getDeleted()); |
| 1183 | fProgram->unref(); |
| 1184 | } |
| 1185 | |
| 1186 | fProgram = program; |
| 1187 | |
| 1188 | if (fProgram) { |
| 1189 | GrAlwaysAssert(!fProgram->getDeleted()); |
| 1190 | fProgram->ref(); |
| 1191 | |
| 1192 | GrAlwaysAssert(!fProgram->getInUse()); |
| 1193 | fProgram->setInUse(); |
| 1194 | } |
| 1195 | } |
| 1196 | |
| 1197 | void report() const { |
| 1198 | for (int i = 0; i < fObjects.count(); ++i) { |
| 1199 | if (!fAbandoned) { |
| 1200 | GrAlwaysAssert(0 == fObjects[i]->getRefCount()); |
| 1201 | GrAlwaysAssert(fObjects[i]->getDeleted()); |
| 1202 | } |
| 1203 | } |
| 1204 | } |
| 1205 | |
| 1206 | typedef GrGLTestInterface INHERITED; |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 1207 | }; |
| 1208 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 1209 | #undef CREATE |
| 1210 | #undef FIND |
| 1211 | |
| 1212 | DebugInterface::Create DebugInterface::gFactoryFunc[kObjTypeCount] = { |
| 1213 | GrTextureObj::createGrTextureObj, |
| 1214 | GrBufferObj::createGrBufferObj, |
| 1215 | GrRenderBufferObj::createGrRenderBufferObj, |
| 1216 | GrFrameBufferObj::createGrFrameBufferObj, |
| 1217 | GrShaderObj::createGrShaderObj, |
| 1218 | GrProgramObj::createGrProgramObj, |
| 1219 | GrTextureUnitObj::createGrTextureUnitObj, |
| 1220 | GrVertexArrayObj::createGrVertexArrayObj, |
| 1221 | }; |
| 1222 | |
| 1223 | const char* DebugInterface::kExtensions[] = { |
| 1224 | "GL_ARB_framebuffer_object", |
| 1225 | "GL_ARB_blend_func_extended", |
| 1226 | "GL_ARB_timer_query", |
| 1227 | "GL_ARB_draw_buffers", |
| 1228 | "GL_ARB_occlusion_query", |
| 1229 | "GL_EXT_stencil_wrap", |
| 1230 | nullptr, // signifies the end of the array. |
| 1231 | }; |
| 1232 | |
| 1233 | } // anonymous namespace |
| 1234 | |
robertphillips@google.com | ba0cc3e | 2012-03-26 17:58:35 +0000 | [diff] [blame] | 1235 | //////////////////////////////////////////////////////////////////////////////// |
robertphillips@google.com | 409566a | 2012-06-26 20:19:41 +0000 | [diff] [blame] | 1236 | |
bsalomon | 3c48100 | 2016-03-21 09:04:26 -0700 | [diff] [blame^] | 1237 | const GrGLInterface* GrGLCreateDebugInterface() { return new DebugInterface; } |