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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 GrGLSLCaps_DEFINED | 9 #ifndef GrGLSLCaps_DEFINED |
10 #define GrGLSLCaps_DEFINED | 10 #define GrGLSLCaps_DEFINED |
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65 | 65 |
66 bool mustDeclareFragmentShaderOutput() const { | 66 bool mustDeclareFragmentShaderOutput() const { |
67 return fGLSLGeneration > k110_GrGLSLGeneration; | 67 return fGLSLGeneration > k110_GrGLSLGeneration; |
68 } | 68 } |
69 | 69 |
70 bool usesPrecisionModifiers() const { return fUsesPrecisionModifiers; } | 70 bool usesPrecisionModifiers() const { return fUsesPrecisionModifiers; } |
71 | 71 |
72 // Returns whether we can use the glsl funciton any() in our shader code. | 72 // Returns whether we can use the glsl funciton any() in our shader code. |
73 bool canUseAnyFunctionInShader() const { return fCanUseAnyFunctionInShader;
} | 73 bool canUseAnyFunctionInShader() const { return fCanUseAnyFunctionInShader;
} |
74 | 74 |
75 bool forceHighPrecisionNDSTransform() const { return fForceHighPrecisionNDST
ransform; } | |
76 | |
77 bool canUseMinAndAbsTogether() const { return fCanUseMinAndAbsTogether; } | 75 bool canUseMinAndAbsTogether() const { return fCanUseMinAndAbsTogether; } |
78 | 76 |
79 bool mustForceNegatedAtanParamToFloat() const { return fMustForceNegatedAtan
ParamToFloat; } | 77 bool mustForceNegatedAtanParamToFloat() const { return fMustForceNegatedAtan
ParamToFloat; } |
80 | 78 |
81 // Returns the string of an extension that must be enabled in the shader to
support | 79 // Returns the string of an extension that must be enabled in the shader to
support |
82 // derivatives. If nullptr is returned then no extension needs to be enabled
. Before calling | 80 // derivatives. If nullptr is returned then no extension needs to be enabled
. Before calling |
83 // this function, the caller should check that shaderDerivativeSupport exist
s. | 81 // this function, the caller should check that shaderDerivativeSupport exist
s. |
84 const char* shaderDerivativeExtensionString() const { | 82 const char* shaderDerivativeExtensionString() const { |
85 SkASSERT(this->shaderDerivativeSupport()); | 83 SkASSERT(this->shaderDerivativeSupport()); |
86 return fShaderDerivativeExtensionString; | 84 return fShaderDerivativeExtensionString; |
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126 void onApplyOptionsOverrides(const GrContextOptions& options) override; | 124 void onApplyOptionsOverrides(const GrContextOptions& options) override; |
127 | 125 |
128 GrGLSLGeneration fGLSLGeneration; | 126 GrGLSLGeneration fGLSLGeneration; |
129 | 127 |
130 bool fDropsTileOnZeroDivide : 1; | 128 bool fDropsTileOnZeroDivide : 1; |
131 bool fFBFetchSupport : 1; | 129 bool fFBFetchSupport : 1; |
132 bool fFBFetchNeedsCustomOutput : 1; | 130 bool fFBFetchNeedsCustomOutput : 1; |
133 bool fBindlessTextureSupport : 1; | 131 bool fBindlessTextureSupport : 1; |
134 bool fUsesPrecisionModifiers : 1; | 132 bool fUsesPrecisionModifiers : 1; |
135 bool fCanUseAnyFunctionInShader : 1; | 133 bool fCanUseAnyFunctionInShader : 1; |
136 bool fForceHighPrecisionNDSTransform : 1; | |
137 | 134 |
138 // Used for specific driver bug work arounds | 135 // Used for specific driver bug work arounds |
139 bool fCanUseMinAndAbsTogether : 1; | 136 bool fCanUseMinAndAbsTogether : 1; |
140 bool fMustForceNegatedAtanParamToFloat : 1; | 137 bool fMustForceNegatedAtanParamToFloat : 1; |
141 | 138 |
142 const char* fVersionDeclString; | 139 const char* fVersionDeclString; |
143 | 140 |
144 const char* fShaderDerivativeExtensionString; | 141 const char* fShaderDerivativeExtensionString; |
145 const char* fFragCoordConventionsExtensionString; | 142 const char* fFragCoordConventionsExtensionString; |
146 const char* fSecondaryOutputExtensionString; | 143 const char* fSecondaryOutputExtensionString; |
147 const char* fExternalTextureExtensionString; | 144 const char* fExternalTextureExtensionString; |
148 | 145 |
149 const char* fFBFetchColorName; | 146 const char* fFBFetchColorName; |
150 const char* fFBFetchExtensionString; | 147 const char* fFBFetchExtensionString; |
151 | 148 |
152 AdvBlendEqInteraction fAdvBlendEqInteraction; | 149 AdvBlendEqInteraction fAdvBlendEqInteraction; |
153 | 150 |
154 bool fMustSwizzleInShader; | 151 bool fMustSwizzleInShader; |
155 const char* fConfigSwizzle[kGrPixelConfigCnt]; | 152 const char* fConfigSwizzle[kGrPixelConfigCnt]; |
156 | 153 |
157 friend class GrGLCaps; // For initialization. | 154 friend class GrGLCaps; // For initialization. |
158 | 155 |
159 typedef GrShaderCaps INHERITED; | 156 typedef GrShaderCaps INHERITED; |
160 }; | 157 }; |
161 | 158 |
162 | 159 |
163 #endif | 160 #endif |
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