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Don't use triangle fans in default path renderer

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Change-Id: Ie5dc65adfb843ba22690fe624c8bcb882a5fe43f
Reviewed-on: https://skia-review.googlesource.com/123744
Reviewed-by: Chris Dalton <csmartdalton@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
This commit is contained in:
Brian Salomon 2018-04-25 15:45:27 -04:00 committed by Skia Commit-Bot
parent 7d4a575206
commit 06c330410b
1 changed files with 4 additions and 7 deletions
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11
src/gpu/ops/GrDefaultPathRenderer.cpp
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@ -400,19 +400,16 @@ private:
int instanceCount = fPaths.count();
// We will use index buffers if we have multiple paths or one path with multiple contours
bool isIndexed = instanceCount > 1;
for (int i = 0; !isIndexed && i < instanceCount; i++) {
const PathData& args = fPaths[i];
isIndexed = isIndexed || PathGeoBuilder::PathHasMultipleSubpaths(args.fPath);
}
// We avoid indices when we have a single hairline contour.
bool isIndexed = !this->isHairline() || instanceCount > 1 ||
PathGeoBuilder::PathHasMultipleSubpaths(fPaths[0].fPath);
// determine primitiveType
GrPrimitiveType primitiveType;
if (this->isHairline()) {
primitiveType = isIndexed ? GrPrimitiveType::kLines : GrPrimitiveType::kLineStrip;
} else {
primitiveType = isIndexed ? GrPrimitiveType::kTriangles : GrPrimitiveType::kTriangleFan;
primitiveType = GrPrimitiveType::kTriangles;
}
PathGeoBuilder pathGeoBuilder(primitiveType, target, gp.get(),