blob: 2758fd2e992ef160fa74143dcdfa07ffe8dc2afb [file] [log] [blame]
/*
* Copyright 2020 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SmallPathShapeData_DEFINED
#define SmallPathShapeData_DEFINED
#if !defined(SK_ENABLE_OPTIMIZE_SIZE)
#include "src/core/SkChecksum.h"
#include "src/gpu/ganesh/GrDrawOpAtlas.h"
class GrStyledShape;
namespace skgpu::ganesh {
class SmallPathShapeDataKey {
public:
// TODO: add a move variant
SmallPathShapeDataKey(const SmallPathShapeDataKey& that) {
fKey.reset(that.fKey.count());
memcpy(fKey.get(), that.fKey.get(), fKey.count() * sizeof(uint32_t));
}
SmallPathShapeDataKey& operator=(const SmallPathShapeDataKey&) = delete;
// for SDF paths
SmallPathShapeDataKey(const GrStyledShape&, uint32_t dim);
// for bitmap paths
SmallPathShapeDataKey(const GrStyledShape&, const SkMatrix& ctm);
bool operator==(const SmallPathShapeDataKey & that) const {
return fKey.count() == that.fKey.count() &&
0 == memcmp(fKey.get(), that.fKey.get(), sizeof(uint32_t) * fKey.count());
}
int count32() const { return fKey.count(); }
const uint32_t* data() const { return fKey.get(); }
private:
// The key is composed of the GrStyledShape's key, and either the dimensions of the DF
// generated for the path (32x32 max, 64x64 max, 128x128 max) if an SDF image or
// the matrix for the path with only fractional translation.
skia_private::AutoSTArray<24, uint32_t> fKey;
};
class SmallPathShapeData {
public:
SmallPathShapeData(const SmallPathShapeDataKey& key) : fKey(key) {}
const SmallPathShapeDataKey fKey;
SkRect fBounds;
skgpu::AtlasLocator fAtlasLocator;
SK_DECLARE_INTERNAL_LLIST_INTERFACE(SmallPathShapeData);
static inline const SmallPathShapeDataKey& GetKey(const SmallPathShapeData& data) {
return data.fKey;
}
static inline uint32_t Hash(const SmallPathShapeDataKey& key) {
return SkChecksum::Hash32(key.data(), sizeof(uint32_t) * key.count32());
}
};
} // namespace skgpu::ganesh
#endif // SK_ENABLE_OPTIMIZE_SIZE
#endif // SmallPathShapeData_DEFINED