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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 | 8 |
9 #include "gl/GrGLInterface.h" | 9 #include "gl/GrGLInterface.h" |
10 #include "gl/GrGLExtensions.h" | 10 #include "gl/GrGLExtensions.h" |
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299 if (NULL == fFunctions.fTexStorage2D) { | 299 if (NULL == fFunctions.fTexStorage2D) { |
300 RETURN_FALSE_INTERFACE | 300 RETURN_FALSE_INTERFACE |
301 } | 301 } |
302 } | 302 } |
303 } else if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_EXT_texture_storag
e")) { | 303 } else if (glVer >= GR_GL_VER(3,0) || fExtensions.has("GL_EXT_texture_storag
e")) { |
304 if (NULL == fFunctions.fTexStorage2D) { | 304 if (NULL == fFunctions.fTexStorage2D) { |
305 RETURN_FALSE_INTERFACE | 305 RETURN_FALSE_INTERFACE |
306 } | 306 } |
307 } | 307 } |
308 | 308 |
| 309 // glTextureBarrier is part of desktop 4.5. There are also ARB and NV extens
ions. |
| 310 if (kGL_GrGLStandard == fStandard) { |
| 311 if (glVer >= GR_GL_VER(4,5) || |
| 312 fExtensions.has("GL_ARB_texture_barrier") || |
| 313 fExtensions.has("GL_NV_texture_barrier")) { |
| 314 if (NULL == fFunctions.fTextureBarrier) { |
| 315 RETURN_FALSE_INTERFACE |
| 316 } |
| 317 } |
| 318 } else if (fExtensions.has("GL_NV_texture_barrier")) { |
| 319 if (NULL == fFunctions.fTextureBarrier) { |
| 320 RETURN_FALSE_INTERFACE |
| 321 } |
| 322 } |
| 323 |
309 if (fExtensions.has("GL_EXT_discard_framebuffer")) { | 324 if (fExtensions.has("GL_EXT_discard_framebuffer")) { |
310 // FIXME: Remove this once Chromium is updated to provide this function | 325 // FIXME: Remove this once Chromium is updated to provide this function |
311 #if 0 | 326 #if 0 |
312 if (NULL == fFunctions.fDiscardFramebuffer) { | 327 if (NULL == fFunctions.fDiscardFramebuffer) { |
313 RETURN_FALSE_INTERFACE | 328 RETURN_FALSE_INTERFACE |
314 } | 329 } |
315 #endif | 330 #endif |
316 } | 331 } |
317 | 332 |
318 // FBO MSAA | 333 // FBO MSAA |
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506 } | 521 } |
507 | 522 |
508 if (fExtensions.has("GL_NV_framebuffer_mixed_samples")) { | 523 if (fExtensions.has("GL_NV_framebuffer_mixed_samples")) { |
509 if (NULL == fFunctions.fCoverageModulation) { | 524 if (NULL == fFunctions.fCoverageModulation) { |
510 RETURN_FALSE_INTERFACE | 525 RETURN_FALSE_INTERFACE |
511 } | 526 } |
512 } | 527 } |
513 | 528 |
514 return true; | 529 return true; |
515 } | 530 } |
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