1/*
2 * Copyright 2018 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8/**************************************************************************************************
9 *** This file was autogenerated from GrAlphaThresholdFragmentProcessor.fp; do not modify.
10 **************************************************************************************************/
11#ifndef GrAlphaThresholdFragmentProcessor_DEFINED
12#define GrAlphaThresholdFragmentProcessor_DEFINED
13#include "SkTypes.h"
14#if SK_SUPPORT_GPU
15#include "GrFragmentProcessor.h"
16#include "GrCoordTransform.h"
17class GrAlphaThresholdFragmentProcessor : public GrFragmentProcessor {
18public:
19    inline OptimizationFlags optFlags(float outerThreshold);
20    float innerThreshold() const { return fInnerThreshold; }
21    float outerThreshold() const { return fOuterThreshold; }
22
23    static std::unique_ptr<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> mask,
24                                                     float innerThreshold,
25                                                     float outerThreshold,
26                                                     const SkIRect& bounds) {
27        return std::unique_ptr<GrFragmentProcessor>(new GrAlphaThresholdFragmentProcessor(
28                mask, innerThreshold, outerThreshold, bounds));
29    }
30    GrAlphaThresholdFragmentProcessor(const GrAlphaThresholdFragmentProcessor& src);
31    std::unique_ptr<GrFragmentProcessor> clone() const override;
32    const char* name() const override { return "AlphaThresholdFragmentProcessor"; }
33
34private:
35    GrAlphaThresholdFragmentProcessor(sk_sp<GrTextureProxy> mask, float innerThreshold,
36                                      float outerThreshold, const SkIRect& bounds)
37            : INHERITED(kGrAlphaThresholdFragmentProcessor_ClassID, kNone_OptimizationFlags)
38            , fMask(std::move(mask))
39            , fInnerThreshold(innerThreshold)
40            , fOuterThreshold(outerThreshold)
41            , fMaskCoordTransform(
42                      SkMatrix::MakeTrans(SkIntToScalar(-bounds.x()), SkIntToScalar(-bounds.y())),
43                      fMask.proxy()) {
44        this->addTextureSampler(&fMask);
45        this->addCoordTransform(&fMaskCoordTransform);
46    }
47    GrGLSLFragmentProcessor* onCreateGLSLInstance() const override;
48    void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override;
49    bool onIsEqual(const GrFragmentProcessor&) const override;
50    GR_DECLARE_FRAGMENT_PROCESSOR_TEST
51    TextureSampler fMask;
52    float fInnerThreshold;
53    float fOuterThreshold;
54    GrCoordTransform fMaskCoordTransform;
55    typedef GrFragmentProcessor INHERITED;
56};
57#endif
58#endif
59