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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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107 if (!fExtensions.isInitialized()) { | 107 if (!fExtensions.isInitialized()) { |
108 RETURN_FALSE_INTERFACE | 108 RETURN_FALSE_INTERFACE |
109 } | 109 } |
110 | 110 |
111 // functions that are always required | 111 // functions that are always required |
112 if (NULL == fFunctions.fActiveTexture || | 112 if (NULL == fFunctions.fActiveTexture || |
113 NULL == fFunctions.fAttachShader || | 113 NULL == fFunctions.fAttachShader || |
114 NULL == fFunctions.fBindAttribLocation || | 114 NULL == fFunctions.fBindAttribLocation || |
115 NULL == fFunctions.fBindBuffer || | 115 NULL == fFunctions.fBindBuffer || |
116 NULL == fFunctions.fBindTexture || | 116 NULL == fFunctions.fBindTexture || |
| 117 NULL == fFunctions.fBlendColor || // -> GL >= 1.4 or extension, ES
>= 2.0 |
| 118 #if 0 |
| 119 // TODO: Re-enable validation for fBlendEquation when Chrome has it hook
ed up. |
| 120 NULL == fFunctions.fBlendEquation || // -> GL >= 1.4 or extension, ES
>= 2.0 |
| 121 #endif |
117 NULL == fFunctions.fBlendFunc || | 122 NULL == fFunctions.fBlendFunc || |
118 NULL == fFunctions.fBlendColor || // -> GL >= 1.4, ES >= 2.0 or ext
ension | |
119 NULL == fFunctions.fBufferData || | 123 NULL == fFunctions.fBufferData || |
120 NULL == fFunctions.fBufferSubData || | 124 NULL == fFunctions.fBufferSubData || |
121 NULL == fFunctions.fClear || | 125 NULL == fFunctions.fClear || |
122 NULL == fFunctions.fClearColor || | 126 NULL == fFunctions.fClearColor || |
123 NULL == fFunctions.fClearStencil || | 127 NULL == fFunctions.fClearStencil || |
124 NULL == fFunctions.fColorMask || | 128 NULL == fFunctions.fColorMask || |
125 NULL == fFunctions.fCompileShader || | 129 NULL == fFunctions.fCompileShader || |
126 NULL == fFunctions.fCopyTexSubImage2D || | 130 NULL == fFunctions.fCopyTexSubImage2D || |
127 NULL == fFunctions.fCreateProgram || | 131 NULL == fFunctions.fCreateProgram || |
128 NULL == fFunctions.fCreateShader || | 132 NULL == fFunctions.fCreateShader || |
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314 if (NULL == fFunctions.fTextureBarrier) { | 318 if (NULL == fFunctions.fTextureBarrier) { |
315 RETURN_FALSE_INTERFACE | 319 RETURN_FALSE_INTERFACE |
316 } | 320 } |
317 } | 321 } |
318 } else if (fExtensions.has("GL_NV_texture_barrier")) { | 322 } else if (fExtensions.has("GL_NV_texture_barrier")) { |
319 if (NULL == fFunctions.fTextureBarrier) { | 323 if (NULL == fFunctions.fTextureBarrier) { |
320 RETURN_FALSE_INTERFACE | 324 RETURN_FALSE_INTERFACE |
321 } | 325 } |
322 } | 326 } |
323 | 327 |
| 328 if (fExtensions.has("GL_KHR_blend_equation_advanced") || |
| 329 fExtensions.has("GL_NV_blend_equation_advanced")) { |
| 330 if (NULL == fFunctions.fBlendBarrier) { |
| 331 RETURN_FALSE_INTERFACE |
| 332 } |
| 333 } |
| 334 |
324 if (fExtensions.has("GL_EXT_discard_framebuffer")) { | 335 if (fExtensions.has("GL_EXT_discard_framebuffer")) { |
325 // FIXME: Remove this once Chromium is updated to provide this function | 336 // FIXME: Remove this once Chromium is updated to provide this function |
326 #if 0 | 337 #if 0 |
327 if (NULL == fFunctions.fDiscardFramebuffer) { | 338 if (NULL == fFunctions.fDiscardFramebuffer) { |
328 RETURN_FALSE_INTERFACE | 339 RETURN_FALSE_INTERFACE |
329 } | 340 } |
330 #endif | 341 #endif |
331 } | 342 } |
332 | 343 |
333 // FBO MSAA | 344 // FBO MSAA |
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521 } | 532 } |
522 | 533 |
523 if (fExtensions.has("GL_NV_framebuffer_mixed_samples")) { | 534 if (fExtensions.has("GL_NV_framebuffer_mixed_samples")) { |
524 if (NULL == fFunctions.fCoverageModulation) { | 535 if (NULL == fFunctions.fCoverageModulation) { |
525 RETURN_FALSE_INTERFACE | 536 RETURN_FALSE_INTERFACE |
526 } | 537 } |
527 } | 538 } |
528 | 539 |
529 return true; | 540 return true; |
530 } | 541 } |
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