/*
|
* Copyright 2018 Google Inc.
|
*
|
* Use of this source code is governed by a BSD-style license that can be
|
* found in the LICENSE file.
|
*/
|
|
#ifndef SkColorSpaceXformSteps_DEFINED
|
#define SkColorSpaceXformSteps_DEFINED
|
|
#include "SkColorSpace.h"
|
#include "SkImageInfo.h"
|
|
class SkRasterPipeline;
|
|
struct SkColorSpaceXformSteps {
|
struct Flags {
|
bool unpremul = false;
|
bool linearize = false;
|
bool gamut_transform = false;
|
bool encode = false;
|
bool premul = false;
|
|
uint32_t mask() const {
|
return (unpremul ? 1 : 0)
|
| (linearize ? 2 : 0)
|
| (gamut_transform ? 4 : 0)
|
| (encode ? 8 : 0)
|
| (premul ? 16 : 0);
|
}
|
};
|
|
SkColorSpaceXformSteps(SkColorSpace* src, SkAlphaType srcAT,
|
SkColorSpace* dst, SkAlphaType dstAT);
|
|
void apply(float rgba[4]) const;
|
void apply(SkRasterPipeline*, bool src_is_normalized) const;
|
|
void apply(SkRasterPipeline* p, SkColorType srcCT) const {
|
this->apply(p, srcCT < kRGBA_F16_SkColorType);
|
}
|
|
Flags flags;
|
|
bool srcTF_is_sRGB,
|
dstTF_is_sRGB;
|
skcms_TransferFunction srcTF, // Apply for linearize.
|
dstTFInv; // Apply for encode.
|
float src_to_dst_matrix[9]; // Apply this 3x3 column-major matrix for gamut_transform.
|
};
|
|
#endif//SkColorSpaceXformSteps_DEFINED
|
