OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 #ifndef GrGLSLShaderBuilder_DEFINED | 8 #ifndef GrGLSLShaderBuilder_DEFINED |
9 #define GrGLSLShaderBuilder_DEFINED | 9 #define GrGLSLShaderBuilder_DEFINED |
10 | 10 |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
42 | 42 |
43 /** Does the work of appendTextureLookup and modulates the result by modulat
ion. The result is | 43 /** Does the work of appendTextureLookup and modulates the result by modulat
ion. The result is |
44 always a vec4. modulation and the swizzle specified by GrGLSLTextureSamp
ler must both be | 44 always a vec4. modulation and the swizzle specified by GrGLSLTextureSamp
ler must both be |
45 vec4 or float. If modulation is "" or nullptr it this function acts as t
hough | 45 vec4 or float. If modulation is "" or nullptr it this function acts as t
hough |
46 appendTextureLookup were called. */ | 46 appendTextureLookup were called. */ |
47 void appendTextureLookupAndModulate(const char* modulation, | 47 void appendTextureLookupAndModulate(const char* modulation, |
48 const GrGLSLTextureSampler&, | 48 const GrGLSLTextureSampler&, |
49 const char* coordName, | 49 const char* coordName, |
50 GrSLType coordType = kVec2f_GrSLType); | 50 GrSLType coordType = kVec2f_GrSLType); |
51 | 51 |
| 52 void appendTextureLookup(const GrGLSLTextureSampler& sampler, const GrGLSLSh
aderVar& coord) { |
| 53 this->appendTextureLookup(sampler, coord.getName().c_str(), coord.getTyp
e()); |
| 54 } |
| 55 |
| 56 void appendTextureLookupAndModulate(const char* modulation, |
| 57 const GrGLSLTextureSampler& sampler, |
| 58 const GrGLSLShaderVar& coord) { |
| 59 this->appendTextureLookupAndModulate(modulation, sampler, coord.getName(
).c_str(), |
| 60 coord.getType()); |
| 61 } |
| 62 |
52 /** | 63 /** |
53 * Adds a #define directive to the top of the shader. | 64 * Adds a #define directive to the top of the shader. |
54 */ | 65 */ |
55 void define(const char* macro, const char* replacement) { | 66 void define(const char* macro, const char* replacement) { |
56 this->definitions().appendf("#define %s %s\n", macro, replacement); | 67 this->definitions().appendf("#define %s %s\n", macro, replacement); |
57 } | 68 } |
58 | 69 |
59 void define(const char* macro, int replacement) { | 70 void define(const char* macro, int replacement) { |
60 this->definitions().appendf("#define %s %i\n", macro, replacement); | 71 this->definitions().appendf("#define %s %i\n", macro, replacement); |
61 } | 72 } |
(...skipping 71 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
133 void appendDecls(const VarArray& vars, SkString* out) const; | 144 void appendDecls(const VarArray& vars, SkString* out) const; |
134 | 145 |
135 /** | 146 /** |
136 * Features that should only be enabled internally by the builders. | 147 * Features that should only be enabled internally by the builders. |
137 */ | 148 */ |
138 enum GLSLPrivateFeature { | 149 enum GLSLPrivateFeature { |
139 kFragCoordConventions_GLSLPrivateFeature, | 150 kFragCoordConventions_GLSLPrivateFeature, |
140 kBlendEquationAdvanced_GLSLPrivateFeature, | 151 kBlendEquationAdvanced_GLSLPrivateFeature, |
141 kBlendFuncExtended_GLSLPrivateFeature, | 152 kBlendFuncExtended_GLSLPrivateFeature, |
142 kExternalTexture_GLSLPrivateFeature, | 153 kExternalTexture_GLSLPrivateFeature, |
| 154 kBufferTexture_GLSLPrivateFeature, |
143 kFramebufferFetch_GLSLPrivateFeature, | 155 kFramebufferFetch_GLSLPrivateFeature, |
144 kNoPerspectiveInterpolation_GLSLPrivateFeature, | 156 kNoPerspectiveInterpolation_GLSLPrivateFeature, |
145 kSampleVariables_GLSLPrivateFeature, | 157 kSampleVariables_GLSLPrivateFeature, |
146 kSampleMaskOverrideCoverage_GLSLPrivateFeature, | 158 kSampleMaskOverrideCoverage_GLSLPrivateFeature, |
147 kLastGLSLPrivateFeature = kSampleMaskOverrideCoverage_GLSLPrivateFeature | 159 kLastGLSLPrivateFeature = kSampleMaskOverrideCoverage_GLSLPrivateFeature |
148 }; | 160 }; |
149 | 161 |
150 /* | 162 /* |
151 * A general function which enables an extension in a shader if the feature
bit is not present | 163 * A general function which enables an extension in a shader if the feature
bit is not present |
152 * | 164 * |
(...skipping 67 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
220 int fCodeIndex; | 232 int fCodeIndex; |
221 bool fFinalized; | 233 bool fFinalized; |
222 | 234 |
223 friend class GrGLSLProgramBuilder; | 235 friend class GrGLSLProgramBuilder; |
224 friend class GrGLProgramBuilder; | 236 friend class GrGLProgramBuilder; |
225 friend class GrGLSLVaryingHandler; // to access noperspective interpolation
feature. | 237 friend class GrGLSLVaryingHandler; // to access noperspective interpolation
feature. |
226 friend class GrGLPathProgramBuilder; // to access fInputs. | 238 friend class GrGLPathProgramBuilder; // to access fInputs. |
227 friend class GrVkProgramBuilder; | 239 friend class GrVkProgramBuilder; |
228 }; | 240 }; |
229 #endif | 241 #endif |
OLD | NEW |