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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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212 * GrDrawTargetCaps fields | 212 * GrDrawTargetCaps fields |
213 **************************************************************************/ | 213 **************************************************************************/ |
214 GrGLint maxTextureUnits; | 214 GrGLint maxTextureUnits; |
215 // check FS and fixed-function texture unit limits | 215 // check FS and fixed-function texture unit limits |
216 // we only use textures in the fragment stage currently. | 216 // we only use textures in the fragment stage currently. |
217 // checks are > to make sure we have a spare unit. | 217 // checks are > to make sure we have a spare unit. |
218 GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_IMAGE_UNITS, &maxTextureUnits); | 218 GR_GL_GetIntegerv(gli, GR_GL_MAX_TEXTURE_IMAGE_UNITS, &maxTextureUnits); |
219 | 219 |
220 GrGLint numFormats; | 220 GrGLint numFormats; |
221 GR_GL_GetIntegerv(gli, GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS, &numFormats); | 221 GR_GL_GetIntegerv(gli, GR_GL_NUM_COMPRESSED_TEXTURE_FORMATS, &numFormats); |
222 SkAutoSTMalloc<10, GrGLint> formats(numFormats); | 222 if (numFormats) { |
bungeman-skia
2013/04/29 22:59:06
The 'debug' gl context sets numFormats to 0.
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223 GR_GL_GetIntegerv(gli, GR_GL_COMPRESSED_TEXTURE_FORMATS, formats); | 223 SkAutoSTMalloc<10, GrGLint> formats(numFormats); |
bungeman-skia
2013/04/29 22:59:06
The new SkAutoSTMalloc fPtr is NULL when construct
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224 for (int i = 0; i < numFormats; ++i) { | 224 GR_GL_GetIntegerv(gli, GR_GL_COMPRESSED_TEXTURE_FORMATS, formats); |
bungeman-skia
2013/04/29 22:59:06
The first thing GR_GL_GetIntegerv does is
*format
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225 if (formats[i] == GR_GL_PALETTE8_RGBA8) { | 225 for (int i = 0; i < numFormats; ++i) { |
226 f8BitPaletteSupport = true; | 226 if (formats[i] == GR_GL_PALETTE8_RGBA8) { |
227 break; | 227 f8BitPaletteSupport = true; |
228 break; | |
229 } | |
228 } | 230 } |
229 } | 231 } |
230 | 232 |
231 if (kDesktop_GrGLBinding == binding) { | 233 if (kDesktop_GrGLBinding == binding) { |
232 // we could also look for GL_ATI_separate_stencil extension or | 234 // we could also look for GL_ATI_separate_stencil extension or |
233 // GL_EXT_stencil_two_side but they use different function signatures | 235 // GL_EXT_stencil_two_side but they use different function signatures |
234 // than GL2.0+ (and than each other). | 236 // than GL2.0+ (and than each other). |
235 fTwoSidedStencilSupport = (ctxInfo.version() >= GR_GL_VER(2,0)); | 237 fTwoSidedStencilSupport = (ctxInfo.version() >= GR_GL_VER(2,0)); |
236 // supported on GL 1.4 and higher or by extension | 238 // supported on GL 1.4 and higher or by extension |
237 fStencilWrapOpsSupport = (ctxInfo.version() >= GR_GL_VER(1,4)) || | 239 fStencilWrapOpsSupport = (ctxInfo.version() >= GR_GL_VER(1,4)) || |
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547 GrPrintf("GL_ARB_imaging support: %s\n", (fImagingSupport ? "YES": "NO")); | 549 GrPrintf("GL_ARB_imaging support: %s\n", (fImagingSupport ? "YES": "NO")); |
548 GrPrintf("Two Format Limit: %s\n", (fTwoFormatLimit ? "YES": "NO")); | 550 GrPrintf("Two Format Limit: %s\n", (fTwoFormatLimit ? "YES": "NO")); |
549 GrPrintf("Fragment coord conventions support: %s\n", | 551 GrPrintf("Fragment coord conventions support: %s\n", |
550 (fFragCoordsConventionSupport ? "YES": "NO")); | 552 (fFragCoordsConventionSupport ? "YES": "NO")); |
551 GrPrintf("Vertex array object support: %s\n", (fVertexArrayObjectSupport ? " YES": "NO")); | 553 GrPrintf("Vertex array object support: %s\n", (fVertexArrayObjectSupport ? " YES": "NO")); |
552 GrPrintf("Use non-VBO for dynamic data: %s\n", | 554 GrPrintf("Use non-VBO for dynamic data: %s\n", |
553 (fUseNonVBOVertexAndIndexDynamicData ? "YES" : "NO")); | 555 (fUseNonVBOVertexAndIndexDynamicData ? "YES" : "NO")); |
554 GrPrintf("Core Profile: %s\n", (fIsCoreProfile ? "YES" : "NO")); | 556 GrPrintf("Core Profile: %s\n", (fIsCoreProfile ? "YES" : "NO")); |
555 GrPrintf("Discard FrameBuffer support: %s\n", (fDiscardFBSupport ? "YES" : " NO")); | 557 GrPrintf("Discard FrameBuffer support: %s\n", (fDiscardFBSupport ? "YES" : " NO")); |
556 } | 558 } |
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