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      1 /*
      2  * Copyright 2017 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 
     16 #include "GrColorSpaceXform.h"
     17 #include "GrFragmentProcessor.h"
     18 #include "GrCoordTransform.h"
     19 #include "GrColorSpaceXform.h"
     20 #include "effects/GrProxyMove.h"
     21 class GrAlphaThresholdFragmentProcessor : public GrFragmentProcessor {
     22 public:
     23     inline OptimizationFlags optFlags(float outerThreshold);
     24     sk_sp<GrColorSpaceXform> colorXform() const { return fColorXform; }
     25     float innerThreshold() const { return fInnerThreshold; }
     26     float outerThreshold() const { return fOuterThreshold; }
     27 
     28     static sk_sp<GrFragmentProcessor> Make(sk_sp<GrTextureProxy> image,
     29                                            sk_sp<GrColorSpaceXform>
     30                                                    colorXform,
     31                                            sk_sp<GrTextureProxy>
     32                                                    mask,
     33                                            float innerThreshold,
     34                                            float outerThreshold,
     35                                            const SkIRect& bounds) {
     36         return sk_sp<GrFragmentProcessor>(new GrAlphaThresholdFragmentProcessor(
     37                 image, colorXform, mask, innerThreshold, outerThreshold, bounds));
     38     }
     39     const char* name() const override { return "AlphaThresholdFragmentProcessor"; }
     40 
     41 private:
     42     GrAlphaThresholdFragmentProcessor(sk_sp<GrTextureProxy> image,
     43                                       sk_sp<GrColorSpaceXform> colorXform,
     44                                       sk_sp<GrTextureProxy> mask, float innerThreshold,
     45                                       float outerThreshold, const SkIRect& bounds)
     46             : INHERITED(kNone_OptimizationFlags)
     47             , fImage(std::move(image))
     48             , fColorXform(colorXform)
     49             , fMask(std::move(mask))
     50             , fInnerThreshold(innerThreshold)
     51             , fOuterThreshold(outerThreshold)
     52             , fImageCoordTransform(SkMatrix::I(), fImage.proxy())
     53             , fMaskCoordTransform(
     54                       SkMatrix::MakeTrans(SkIntToScalar(-bounds.x()), SkIntToScalar(-bounds.y())),
     55                       fMask.proxy()) {
     56         this->addTextureSampler(&fImage);
     57         this->addTextureSampler(&fMask);
     58         this->addCoordTransform(&fImageCoordTransform);
     59         this->addCoordTransform(&fMaskCoordTransform);
     60         this->initClassID<GrAlphaThresholdFragmentProcessor>();
     61     }
     62     GrGLSLFragmentProcessor* onCreateGLSLInstance() const override;
     63     void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override;
     64     bool onIsEqual(const GrFragmentProcessor&) const override;
     65     GR_DECLARE_FRAGMENT_PROCESSOR_TEST
     66     TextureSampler fImage;
     67     sk_sp<GrColorSpaceXform> fColorXform;
     68     TextureSampler fMask;
     69     float fInnerThreshold;
     70     float fOuterThreshold;
     71     GrCoordTransform fImageCoordTransform;
     72     GrCoordTransform fMaskCoordTransform;
     73     typedef GrFragmentProcessor INHERITED;
     74 };
     75 #endif
     76 #endif
     77