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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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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; } | 75 bool forceHighPrecisionNDSTransform() const { return fForceHighPrecisionNDST
ransform; } |
76 | 76 |
| 77 // Returns the string of an extension that must be enabled in the shader to
support |
| 78 // derivatives. If nullptr is returned then no extension needs to be enabled
. Before calling |
| 79 // this function, the caller should check that shaderDerivativeSupport exist
s. |
| 80 const char* shaderDerivativeExtensionString() const { |
| 81 SkASSERT(this->shaderDerivativeSupport()); |
| 82 return fShaderDerivativeExtensionString; |
| 83 } |
| 84 |
77 GrGLSLGeneration generation() const { return fGLSLGeneration; } | 85 GrGLSLGeneration generation() const { return fGLSLGeneration; } |
78 | 86 |
79 /** | 87 /** |
80 * Returns a string containing the caps info. | 88 * Returns a string containing the caps info. |
81 */ | 89 */ |
82 SkString dump() const override; | 90 SkString dump() const override; |
83 | 91 |
84 private: | 92 private: |
85 GrGLSLGeneration fGLSLGeneration; | 93 GrGLSLGeneration fGLSLGeneration; |
86 | 94 |
87 bool fDropsTileOnZeroDivide : 1; | 95 bool fDropsTileOnZeroDivide : 1; |
88 bool fFBFetchSupport : 1; | 96 bool fFBFetchSupport : 1; |
89 bool fFBFetchNeedsCustomOutput : 1; | 97 bool fFBFetchNeedsCustomOutput : 1; |
90 bool fBindlessTextureSupport : 1; | 98 bool fBindlessTextureSupport : 1; |
91 bool fUsesPrecisionModifiers : 1; | 99 bool fUsesPrecisionModifiers : 1; |
92 bool fCanUseAnyFunctionInShader : 1; | 100 bool fCanUseAnyFunctionInShader : 1; |
93 bool fForceHighPrecisionNDSTransform : 1; | 101 bool fForceHighPrecisionNDSTransform : 1; |
94 | 102 |
95 const char* fVersionDeclString; | 103 const char* fVersionDeclString; |
96 | 104 |
| 105 const char* fShaderDerivativeExtensionString; |
| 106 |
97 const char* fFBFetchColorName; | 107 const char* fFBFetchColorName; |
98 const char* fFBFetchExtensionString; | 108 const char* fFBFetchExtensionString; |
99 | 109 |
100 AdvBlendEqInteraction fAdvBlendEqInteraction; | 110 AdvBlendEqInteraction fAdvBlendEqInteraction; |
101 | 111 |
102 friend class GrGLCaps; // For initialization. | 112 friend class GrGLCaps; // For initialization. |
103 | 113 |
104 typedef GrShaderCaps INHERITED; | 114 typedef GrShaderCaps INHERITED; |
105 }; | 115 }; |
106 | 116 |
107 | 117 |
108 #endif | 118 #endif |
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