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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 #ifndef GrGLCaps_DEFINED | 9 #ifndef GrGLCaps_DEFINED |
10 #define GrGLCaps_DEFINED | 10 #define GrGLCaps_DEFINED |
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68 kLast_MSFBOType = kES_EXT_MsToTexture_MSFBOType | 68 kLast_MSFBOType = kES_EXT_MsToTexture_MSFBOType |
69 }; | 69 }; |
70 | 70 |
71 enum FBFetchType { | 71 enum FBFetchType { |
72 kNone_FBFetchType, | 72 kNone_FBFetchType, |
73 /** GL_EXT_shader_framebuffer_fetch */ | 73 /** GL_EXT_shader_framebuffer_fetch */ |
74 kEXT_FBFetchType, | 74 kEXT_FBFetchType, |
75 /** GL_NV_shader_framebuffer_fetch */ | 75 /** GL_NV_shader_framebuffer_fetch */ |
76 kNV_FBFetchType, | 76 kNV_FBFetchType, |
77 | 77 |
78 kLast_FBFetchType = kNV_FBFetchType, | 78 kLast_FBFetchType = kNV_FBFetchType |
| 79 }; |
| 80 |
| 81 enum InvalidateFBType { |
| 82 kNone_InvalidateFBType, |
| 83 kDiscard_InvalidateFBType, //<! glDiscardFramebuffer() |
| 84 kInvalidate_InvalidateFBType, //<! glInvalidateFramebuffer() |
| 85 |
| 86 kLast_InvalidateFBType = kInvalidate_InvalidateFBType |
79 }; | 87 }; |
80 | 88 |
81 /** | 89 /** |
82 * Creates a GrGLCaps that advertises no support for any extensions, | 90 * Creates a GrGLCaps that advertises no support for any extensions, |
83 * formats, etc. Call init to initialize from a GrGLContextInfo. | 91 * formats, etc. Call init to initialize from a GrGLContextInfo. |
84 */ | 92 */ |
85 GrGLCaps(); | 93 GrGLCaps(); |
86 | 94 |
87 GrGLCaps(const GrGLCaps& caps); | 95 GrGLCaps(const GrGLCaps& caps); |
88 | 96 |
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152 * Is the MSAA FBO extension one where the texture is multisampled when boun
d to an FBO and | 160 * Is the MSAA FBO extension one where the texture is multisampled when boun
d to an FBO and |
153 * then implicitly resolved when read. | 161 * then implicitly resolved when read. |
154 */ | 162 */ |
155 bool usesImplicitMSAAResolve() const { | 163 bool usesImplicitMSAAResolve() const { |
156 return kES_IMG_MsToTexture_MSFBOType == fMSFBOType || | 164 return kES_IMG_MsToTexture_MSFBOType == fMSFBOType || |
157 kES_EXT_MsToTexture_MSFBOType == fMSFBOType; | 165 kES_EXT_MsToTexture_MSFBOType == fMSFBOType; |
158 } | 166 } |
159 | 167 |
160 FBFetchType fbFetchType() const { return fFBFetchType; } | 168 FBFetchType fbFetchType() const { return fFBFetchType; } |
161 | 169 |
| 170 InvalidateFBType invalidateFBType() const { return fInvalidateFBType; } |
| 171 |
162 /** | 172 /** |
163 * Returs a string containeng the caps info. | 173 * Returs a string containeng the caps info. |
164 */ | 174 */ |
165 virtual SkString dump() const SK_OVERRIDE; | 175 virtual SkString dump() const SK_OVERRIDE; |
166 | 176 |
167 /** | 177 /** |
168 * Gets an array of legal stencil formats. These formats are not guaranteed | 178 * Gets an array of legal stencil formats. These formats are not guaranteed |
169 * to be supported by the driver but are legal GLenum names given the GL | 179 * to be supported by the driver but are legal GLenum names given the GL |
170 * version and extensions supported. | 180 * version and extensions supported. |
171 */ | 181 */ |
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300 // tracks configs that have been verified to pass the FBO completeness when | 310 // tracks configs that have been verified to pass the FBO completeness when |
301 // used as a color attachment when a particular stencil format is used | 311 // used as a color attachment when a particular stencil format is used |
302 // as a stencil attachment. | 312 // as a stencil attachment. |
303 SkTArray<VerifiedColorConfigs, true> fStencilVerifiedColorConfigs; | 313 SkTArray<VerifiedColorConfigs, true> fStencilVerifiedColorConfigs; |
304 | 314 |
305 int fMaxFragmentUniformVectors; | 315 int fMaxFragmentUniformVectors; |
306 int fMaxVertexAttributes; | 316 int fMaxVertexAttributes; |
307 int fMaxFragmentTextureUnits; | 317 int fMaxFragmentTextureUnits; |
308 int fMaxFixedFunctionTextureCoords; | 318 int fMaxFixedFunctionTextureCoords; |
309 | 319 |
310 MSFBOType fMSFBOType; | 320 MSFBOType fMSFBOType; |
311 | 321 FBFetchType fFBFetchType; |
312 FBFetchType fFBFetchType; | 322 InvalidateFBType fInvalidateFBType; |
313 | 323 |
314 bool fRGBA8RenderbufferSupport : 1; | 324 bool fRGBA8RenderbufferSupport : 1; |
315 bool fBGRAFormatSupport : 1; | 325 bool fBGRAFormatSupport : 1; |
316 bool fBGRAIsInternalFormat : 1; | 326 bool fBGRAIsInternalFormat : 1; |
317 bool fTextureSwizzleSupport : 1; | 327 bool fTextureSwizzleSupport : 1; |
318 bool fUnpackRowLengthSupport : 1; | 328 bool fUnpackRowLengthSupport : 1; |
319 bool fUnpackFlipYSupport : 1; | 329 bool fUnpackFlipYSupport : 1; |
320 bool fPackRowLengthSupport : 1; | 330 bool fPackRowLengthSupport : 1; |
321 bool fPackFlipYSupport : 1; | 331 bool fPackFlipYSupport : 1; |
322 bool fTextureUsageSupport : 1; | 332 bool fTextureUsageSupport : 1; |
323 bool fTexStorageSupport : 1; | 333 bool fTexStorageSupport : 1; |
324 bool fTextureRedSupport : 1; | 334 bool fTextureRedSupport : 1; |
325 bool fImagingSupport : 1; | 335 bool fImagingSupport : 1; |
326 bool fTwoFormatLimit : 1; | 336 bool fTwoFormatLimit : 1; |
327 bool fFragCoordsConventionSupport : 1; | 337 bool fFragCoordsConventionSupport : 1; |
328 bool fVertexArrayObjectSupport : 1; | 338 bool fVertexArrayObjectSupport : 1; |
329 bool fUseNonVBOVertexAndIndexDynamicData : 1; | 339 bool fUseNonVBOVertexAndIndexDynamicData : 1; |
330 bool fIsCoreProfile : 1; | 340 bool fIsCoreProfile : 1; |
331 bool fFixedFunctionSupport : 1; | 341 bool fFixedFunctionSupport : 1; |
332 bool fFullClearIsFree : 1; | 342 bool fFullClearIsFree : 1; |
333 bool fDropsTileOnZeroDivide : 1; | 343 bool fDropsTileOnZeroDivide : 1; |
334 | 344 |
335 typedef GrDrawTargetCaps INHERITED; | 345 typedef GrDrawTargetCaps INHERITED; |
336 }; | 346 }; |
337 | 347 |
338 #endif | 348 #endif |
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