diff options
| author |  cdalton <cdalton@nvidia.com> | 2016-02-12 13:24:26 -0800 |
|---|---|---|
| committer |  Commit bot <commit-bot@chromium.org> | 2016-02-12 13:24:26 -0800 |
| commit | 533cefe5b9c7cec2592fc7ca00ee4cf69a26c094 (patch) | |
| tree | 41c4264dd84c68d58ac4970bc905fb1fcead90c9 /src/gpu/glsl/GrGLSLShaderBuilder.cpp | |
| parent | c7578b6cdd03b61f076ffc7956efd952d6c301c0 (diff) | |
Add infastructure for gl_SampleMask
BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1690963003
Review URL: https://codereview.chromium.org/1690963003
Diffstat (limited to 'src/gpu/glsl/GrGLSLShaderBuilder.cpp')
| -rw-r--r-- | src/gpu/glsl/GrGLSLShaderBuilder.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/gpu/glsl/GrGLSLShaderBuilder.cpp b/src/gpu/glsl/GrGLSLShaderBuilder.cpp index c94a85534f..30bf86d210 100644 --- a/src/gpu/glsl/GrGLSLShaderBuilder.cpp +++ b/src/gpu/glsl/GrGLSLShaderBuilder.cpp @@ -112,11 +112,13 @@ void GrGLSLShaderBuilder::appendTextureLookupAndModulate(const char* modulation, this->codeAppend((GrGLSLExpr4(modulation) * GrGLSLExpr4(lookup)).c_str()); } -void GrGLSLShaderBuilder::addFeature(uint32_t featureBit, const char* extensionName) { - if (!(featureBit & fFeaturesAddedMask)) { - this->extensions().appendf("#extension %s: require\n", extensionName); - fFeaturesAddedMask |= featureBit; +bool GrGLSLShaderBuilder::addFeature(uint32_t featureBit, const char* extensionName) { + if (featureBit & fFeaturesAddedMask) { + return false; } + this->extensions().appendf("#extension %s: require\n", extensionName); + fFeaturesAddedMask |= featureBit; + return true; } void GrGLSLShaderBuilder::appendDecls(const VarArray& vars, SkString* out) const { |