blob: adb3fe6333a7020f8cc98e89351151da556bbb89 [file] [log] [blame]
/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrPath.h"
GrResourceKey GrPath::ComputeKey(const SkPath& path, const SkStrokeRec& stroke) {
static const GrResourceKey::ResourceType gPathResourceType = GrResourceKey::GenerateResourceType();
static const GrCacheID::Domain gPathDomain = GrCacheID::GenerateDomain();
GrCacheID::Key key;
uint32_t* keyData = key.fData32;
keyData[0] = path.getGenerationID();
SK_COMPILE_ASSERT(SkPaint::kJoinCount <= 3, cap_shift_will_be_wrong);
keyData[1] = stroke.needToApply();
if (0 != keyData[1]) {
keyData[1] |= stroke.getJoin() << 1;
keyData[1] |= stroke.getCap() << 3;
keyData[2] = static_cast<uint32_t>(stroke.getMiter());
keyData[3] = static_cast<uint32_t>(stroke.getWidth());
} else {
keyData[2] = 0;
keyData[3] = 0;
}
return GrResourceKey(GrCacheID(gPathDomain, key), gPathResourceType, 0);
}