blob: 6348d97b34d7edbe0894ee4fff8c35e70aa29f7c [file] [log] [blame]
/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/**************************************************************************************************
*** This file was autogenerated from GrEllipseEffect.fp; do not modify.
**************************************************************************************************/
#ifndef GrEllipseEffect_DEFINED
#define GrEllipseEffect_DEFINED
#include "include/core/SkM44.h"
#include "include/core/SkTypes.h"
#include "src/gpu/GrShaderCaps.h"
#include "src/gpu/GrCoordTransform.h"
#include "src/gpu/GrFragmentProcessor.h"
class GrEllipseEffect : public GrFragmentProcessor {
public:
static GrFPResult Make(std::unique_ptr<GrFragmentProcessor> inputFP,
GrClipEdgeType edgeType,
SkPoint center,
SkPoint radii,
const GrShaderCaps& caps) {
// Small radii produce bad results on devices without full float.
if (!caps.floatIs32Bits() && (radii.fX < 0.5f || radii.fY < 0.5f)) {
return GrFPFailure(std::move(inputFP));
}
// Very narrow ellipses produce bad results on devices without full float
if (!caps.floatIs32Bits() && (radii.fX > 255 * radii.fY || radii.fY > 255 * radii.fX)) {
return GrFPFailure(std::move(inputFP));
}
// Very large ellipses produce bad results on devices without full float
if (!caps.floatIs32Bits() && (radii.fX > 16384 || radii.fY > 16384)) {
return GrFPFailure(std::move(inputFP));
}
return GrFPSuccess(std::unique_ptr<GrFragmentProcessor>(
new GrEllipseEffect(std::move(inputFP), edgeType, center, radii)));
}
GrEllipseEffect(const GrEllipseEffect& src);
std::unique_ptr<GrFragmentProcessor> clone() const override;
const char* name() const override { return "EllipseEffect"; }
int inputFP_index = -1;
GrClipEdgeType edgeType;
SkPoint center;
SkPoint radii;
private:
GrEllipseEffect(std::unique_ptr<GrFragmentProcessor> inputFP,
GrClipEdgeType edgeType,
SkPoint center,
SkPoint radii)
: INHERITED(kGrEllipseEffect_ClassID,
(OptimizationFlags)(inputFP ? ProcessorOptimizationFlags(inputFP.get())
: kAll_OptimizationFlags) &
kCompatibleWithCoverageAsAlpha_OptimizationFlag)
, edgeType(edgeType)
, center(center)
, radii(radii) {
if (inputFP) {
inputFP_index = this->registerChild(std::move(inputFP));
}
}
GrGLSLFragmentProcessor* onCreateGLSLInstance() const override;
void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override;
bool onIsEqual(const GrFragmentProcessor&) const override;
GR_DECLARE_FRAGMENT_PROCESSOR_TEST
typedef GrFragmentProcessor INHERITED;
};
#endif