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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 | 10 |
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693 void GrGLCaps::initFSAASupport(const GrGLContextInfo& ctxInfo, const GrGLInterfa ce* gli) { | 693 void GrGLCaps::initFSAASupport(const GrGLContextInfo& ctxInfo, const GrGLInterfa ce* gli) { |
694 | 694 |
695 fMSFBOType = kNone_MSFBOType; | 695 fMSFBOType = kNone_MSFBOType; |
696 if (kGL_GrGLStandard != ctxInfo.standard()) { | 696 if (kGL_GrGLStandard != ctxInfo.standard()) { |
697 // We prefer the EXT/IMG extension over ES3 MSAA because we've observed | 697 // We prefer the EXT/IMG extension over ES3 MSAA because we've observed |
698 // ES3 driver bugs on at least one device with a tiled GPU (N10). | 698 // ES3 driver bugs on at least one device with a tiled GPU (N10). |
699 if (ctxInfo.hasExtension("GL_EXT_multisampled_render_to_texture")) { | 699 if (ctxInfo.hasExtension("GL_EXT_multisampled_render_to_texture")) { |
700 fMSFBOType = kES_EXT_MsToTexture_MSFBOType; | 700 fMSFBOType = kES_EXT_MsToTexture_MSFBOType; |
701 } else if (ctxInfo.hasExtension("GL_IMG_multisampled_render_to_texture") ) { | 701 } else if (ctxInfo.hasExtension("GL_IMG_multisampled_render_to_texture") ) { |
702 fMSFBOType = kES_IMG_MsToTexture_MSFBOType; | 702 fMSFBOType = kES_IMG_MsToTexture_MSFBOType; |
703 } else if (ctxInfo.hasExtension("GL_NV_framebuffer_mixed_samples") && | |
704 ctxInfo.hasExtension("GL_NV_path_rendering")) { | |
705 fMSFBOType = kMixedSamples_MSFBOType; | |
Chris Dalton
2015/06/09 17:39:51
So when I made the mixed samples support depend on
| |
703 } else if (ctxInfo.version() >= GR_GL_VER(3,0)) { | 706 } else if (ctxInfo.version() >= GR_GL_VER(3,0)) { |
704 fMSFBOType = GrGLCaps::kES_3_0_MSFBOType; | 707 fMSFBOType = GrGLCaps::kES_3_0_MSFBOType; |
705 } else if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) { | 708 } else if (ctxInfo.hasExtension("GL_CHROMIUM_framebuffer_multisample")) { |
706 // chrome's extension is equivalent to the EXT msaa | 709 // chrome's extension is equivalent to the EXT msaa |
707 // and fbo_blit extensions. | 710 // and fbo_blit extensions. |
708 fMSFBOType = kDesktop_EXT_MSFBOType; | 711 fMSFBOType = kDesktop_EXT_MSFBOType; |
709 } else if (ctxInfo.hasExtension("GL_APPLE_framebuffer_multisample")) { | 712 } else if (ctxInfo.hasExtension("GL_APPLE_framebuffer_multisample")) { |
710 fMSFBOType = kES_Apple_MSFBOType; | 713 fMSFBOType = kES_Apple_MSFBOType; |
711 } | 714 } |
712 } else { | 715 } else { |
713 if ((ctxInfo.version() >= GR_GL_VER(3,0)) || | 716 if (ctxInfo.hasExtension("GL_NV_framebuffer_mixed_samples") && |
717 ctxInfo.hasExtension("GL_NV_path_rendering")) { | |
718 fMSFBOType = kMixedSamples_MSFBOType; | |
Chris Dalton
2015/06/09 17:39:51
Ditto
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719 } else if ((ctxInfo.version() >= GR_GL_VER(3,0)) || | |
714 ctxInfo.hasExtension("GL_ARB_framebuffer_object")) { | 720 ctxInfo.hasExtension("GL_ARB_framebuffer_object")) { |
715 fMSFBOType = GrGLCaps::kDesktop_ARB_MSFBOType; | 721 fMSFBOType = GrGLCaps::kDesktop_ARB_MSFBOType; |
716 } else if (ctxInfo.hasExtension("GL_EXT_framebuffer_multisample") && | 722 } else if (ctxInfo.hasExtension("GL_EXT_framebuffer_multisample") && |
717 ctxInfo.hasExtension("GL_EXT_framebuffer_blit")) { | 723 ctxInfo.hasExtension("GL_EXT_framebuffer_blit")) { |
718 fMSFBOType = GrGLCaps::kDesktop_EXT_MSFBOType; | 724 fMSFBOType = GrGLCaps::kDesktop_EXT_MSFBOType; |
719 } | 725 } |
720 } | 726 } |
721 } | 727 } |
722 | 728 |
723 namespace { | 729 namespace { |
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836 } | 842 } |
837 | 843 |
838 static const char* kMSFBOExtStr[] = { | 844 static const char* kMSFBOExtStr[] = { |
839 "None", | 845 "None", |
840 "ARB", | 846 "ARB", |
841 "EXT", | 847 "EXT", |
842 "ES 3.0", | 848 "ES 3.0", |
843 "Apple", | 849 "Apple", |
844 "IMG MS To Texture", | 850 "IMG MS To Texture", |
845 "EXT MS To Texture", | 851 "EXT MS To Texture", |
852 "MixedSamples", | |
846 }; | 853 }; |
847 GR_STATIC_ASSERT(0 == kNone_MSFBOType); | 854 GR_STATIC_ASSERT(0 == kNone_MSFBOType); |
848 GR_STATIC_ASSERT(1 == kDesktop_ARB_MSFBOType); | 855 GR_STATIC_ASSERT(1 == kDesktop_ARB_MSFBOType); |
849 GR_STATIC_ASSERT(2 == kDesktop_EXT_MSFBOType); | 856 GR_STATIC_ASSERT(2 == kDesktop_EXT_MSFBOType); |
850 GR_STATIC_ASSERT(3 == kES_3_0_MSFBOType); | 857 GR_STATIC_ASSERT(3 == kES_3_0_MSFBOType); |
851 GR_STATIC_ASSERT(4 == kES_Apple_MSFBOType); | 858 GR_STATIC_ASSERT(4 == kES_Apple_MSFBOType); |
852 GR_STATIC_ASSERT(5 == kES_IMG_MsToTexture_MSFBOType); | 859 GR_STATIC_ASSERT(5 == kES_IMG_MsToTexture_MSFBOType); |
853 GR_STATIC_ASSERT(6 == kES_EXT_MsToTexture_MSFBOType); | 860 GR_STATIC_ASSERT(6 == kES_EXT_MsToTexture_MSFBOType); |
861 GR_STATIC_ASSERT(7 == kMixedSamples_MSFBOType); | |
854 GR_STATIC_ASSERT(SK_ARRAY_COUNT(kMSFBOExtStr) == kLast_MSFBOType + 1); | 862 GR_STATIC_ASSERT(SK_ARRAY_COUNT(kMSFBOExtStr) == kLast_MSFBOType + 1); |
855 | 863 |
856 static const char* kInvalidateFBTypeStr[] = { | 864 static const char* kInvalidateFBTypeStr[] = { |
857 "None", | 865 "None", |
858 "Discard", | 866 "Discard", |
859 "Invalidate", | 867 "Invalidate", |
860 }; | 868 }; |
861 GR_STATIC_ASSERT(0 == kNone_InvalidateFBType); | 869 GR_STATIC_ASSERT(0 == kNone_InvalidateFBType); |
862 GR_STATIC_ASSERT(1 == kDiscard_InvalidateFBType); | 870 GR_STATIC_ASSERT(1 == kDiscard_InvalidateFBType); |
863 GR_STATIC_ASSERT(2 == kInvalidate_InvalidateFBType); | 871 GR_STATIC_ASSERT(2 == kInvalidate_InvalidateFBType); |
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1122 if (fGeometryShaderSupport) { | 1130 if (fGeometryShaderSupport) { |
1123 for (int p = 0; p < kGrSLPrecisionCount; ++p) { | 1131 for (int p = 0; p < kGrSLPrecisionCount; ++p) { |
1124 fFloatPrecisions[kGeometry_GrShaderType][p] = fFloatPrecisions[kVert ex_GrShaderType][p]; | 1132 fFloatPrecisions[kGeometry_GrShaderType][p] = fFloatPrecisions[kVert ex_GrShaderType][p]; |
1125 } | 1133 } |
1126 } | 1134 } |
1127 } | 1135 } |
1128 | 1136 |
1129 | 1137 |
1130 | 1138 |
1131 | 1139 |
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