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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 "GrGLCaps.h" | 9 #include "GrGLCaps.h" |
10 #include "GrGLContext.h" | 10 #include "GrGLContext.h" |
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335 // (PathTexGen, texcoords, ...) or using the newer NVPR API additio
ns that support | 335 // (PathTexGen, texcoords, ...) or using the newer NVPR API additio
ns that support |
336 // setting individual fragment inputs with ProgramPathFragmentInputG
en. The API | 336 // setting individual fragment inputs with ProgramPathFragmentInputG
en. The API |
337 // additions are detected by checking the existence of the function.
Eventually we may | 337 // additions are detected by checking the existence of the function.
Eventually we may |
338 // choose to remove the fixed function codepath. | 338 // choose to remove the fixed function codepath. |
339 // Set fMaxFixedFunctionTextureCoords = 0 here if you want to force | 339 // Set fMaxFixedFunctionTextureCoords = 0 here if you want to force |
340 // ProgramPathFragmentInputGen usage on desktop. | 340 // ProgramPathFragmentInputGen usage on desktop. |
341 fPathRenderingSupport = ctxInfo.hasExtension("GL_EXT_direct_state_ac
cess") && | 341 fPathRenderingSupport = ctxInfo.hasExtension("GL_EXT_direct_state_ac
cess") && |
342 (fMaxFixedFunctionTextureCoords > 0 || | 342 (fMaxFixedFunctionTextureCoords > 0 || |
343 ((ctxInfo.version() >= GR_GL_VER(4,3) || | 343 ((ctxInfo.version() >= GR_GL_VER(4,3) || |
344 ctxInfo.hasExtension("GL_ARB_program_interface_query")) && | 344 ctxInfo.hasExtension("GL_ARB_program_interface_query")) && |
345 NULL != gli->fFunctions.fProgramPathFragmentInputGen)); | 345 gli->fFunctions.fProgramPathFragmentInputGen)); |
346 } else { | 346 } else { |
347 fPathRenderingSupport = ctxInfo.version() >= GR_GL_VER(3,1); | 347 fPathRenderingSupport = ctxInfo.version() >= GR_GL_VER(3,1); |
348 } | 348 } |
349 } | 349 } |
350 | 350 |
351 fGpuTracingSupport = ctxInfo.hasExtension("GL_EXT_debug_marker"); | 351 fGpuTracingSupport = ctxInfo.hasExtension("GL_EXT_debug_marker"); |
352 | 352 |
353 // For now these two are equivalent but we could have dst read in shader via
some other method | 353 // For now these two are equivalent but we could have dst read in shader via
some other method |
354 fDstReadInShaderSupport = fFBFetchSupport; | 354 fDstReadInShaderSupport = fFBFetchSupport; |
355 | 355 |
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512 kSkia8888_GrPixelConfig != kBGRA_8888_GrPixelConfig); | 512 kSkia8888_GrPixelConfig != kBGRA_8888_GrPixelConfig); |
513 } | 513 } |
514 | 514 |
515 // Compressed texture support | 515 // Compressed texture support |
516 | 516 |
517 // glCompressedTexImage2D is available on all OpenGL ES devices... | 517 // glCompressedTexImage2D is available on all OpenGL ES devices... |
518 // however, it is only available on standard OpenGL after version 1.3 | 518 // however, it is only available on standard OpenGL after version 1.3 |
519 bool hasCompressTex2D = (kGL_GrGLStandard != standard || version >= GR_GL_VE
R(1, 3)); | 519 bool hasCompressTex2D = (kGL_GrGLStandard != standard || version >= GR_GL_VE
R(1, 3)); |
520 | 520 |
521 fCompressedTexSubImageSupport = | 521 fCompressedTexSubImageSupport = |
522 hasCompressTex2D && (NULL != gli->fFunctions.fCompressedTexSubImage2D); | 522 hasCompressTex2D && (gli->fFunctions.fCompressedTexSubImage2D); |
523 | 523 |
524 // Check for ETC1 | 524 // Check for ETC1 |
525 bool hasETC1 = false; | 525 bool hasETC1 = false; |
526 | 526 |
527 // First check version for support | 527 // First check version for support |
528 if (kGL_GrGLStandard == standard) { | 528 if (kGL_GrGLStandard == standard) { |
529 hasETC1 = hasCompressTex2D && | 529 hasETC1 = hasCompressTex2D && |
530 (version >= GR_GL_VER(4, 3) || | 530 (version >= GR_GL_VER(4, 3) || |
531 ctxInfo.hasExtension("GL_ARB_ES3_compatibility")); | 531 ctxInfo.hasExtension("GL_ARB_ES3_compatibility")); |
532 } else { | 532 } else { |
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841 r.appendf("Two Format Limit: %s\n", (fTwoFormatLimit ? "YES": "NO")); | 841 r.appendf("Two Format Limit: %s\n", (fTwoFormatLimit ? "YES": "NO")); |
842 r.appendf("Fragment coord conventions support: %s\n", | 842 r.appendf("Fragment coord conventions support: %s\n", |
843 (fFragCoordsConventionSupport ? "YES": "NO")); | 843 (fFragCoordsConventionSupport ? "YES": "NO")); |
844 r.appendf("Vertex array object support: %s\n", (fVertexArrayObjectSupport ?
"YES": "NO")); | 844 r.appendf("Vertex array object support: %s\n", (fVertexArrayObjectSupport ?
"YES": "NO")); |
845 r.appendf("Use non-VBO for dynamic data: %s\n", | 845 r.appendf("Use non-VBO for dynamic data: %s\n", |
846 (fUseNonVBOVertexAndIndexDynamicData ? "YES" : "NO")); | 846 (fUseNonVBOVertexAndIndexDynamicData ? "YES" : "NO")); |
847 r.appendf("Full screen clear is free: %s\n", (fFullClearIsFree ? "YES" : "NO
")); | 847 r.appendf("Full screen clear is free: %s\n", (fFullClearIsFree ? "YES" : "NO
")); |
848 r.appendf("Drops tile on zero divide: %s\n", (fDropsTileOnZeroDivide ? "YES"
: "NO")); | 848 r.appendf("Drops tile on zero divide: %s\n", (fDropsTileOnZeroDivide ? "YES"
: "NO")); |
849 return r; | 849 return r; |
850 } | 850 } |
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