diff options
Diffstat (limited to 'src/pdf/SkPDFShader.cpp')
| -rw-r--r-- | src/pdf/SkPDFShader.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/pdf/SkPDFShader.cpp b/src/pdf/SkPDFShader.cpp index fa0587fc50..80ea2f2ce7 100644 --- a/src/pdf/SkPDFShader.cpp +++ b/src/pdf/SkPDFShader.cpp @@ -55,6 +55,7 @@ static void unitToPointsMatrix(const SkPoint pts[2], SkMatrix* matrix) { */ static void interpolateColorCode(SkScalar range, SkScalar* curColor, SkScalar* prevColor, SkString* result) { + SkASSERT(range != SkIntToScalar(0)); static const int kColorComponents = 3; // Figure out how to scale each color component. @@ -152,7 +153,13 @@ static void gradientFunctionCode(const SkShader::GradientInfo& info, result->append(" }\n"); // The gradient colors. + int gradients = 0; for (int i = 1 ; i < info.fColorCount; i++) { + if (info.fColorOffsets[i] == info.fColorOffsets[i - 1]) { + continue; + } + gradients++; + result->append("{dup "); result->appendScalar(info.fColorOffsets[i]); result->append(" le {"); @@ -174,7 +181,7 @@ static void gradientFunctionCode(const SkShader::GradientInfo& info, result->append(" "); result->appendScalar(colorData[info.fColorCount - 1][2]); - for (int i = 0 ; i < info.fColorCount; i++) { + for (int i = 0 ; i < gradients + 1; i++) { result->append("} ifelse\n"); } } |