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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef GrMatrixConvolutionEffect_DEFINED | 8 #ifndef GrMatrixConvolutionEffect_DEFINED |
9 #define GrMatrixConvolutionEffect_DEFINED | 9 #define GrMatrixConvolutionEffect_DEFINED |
10 | 10 |
11 #include "GrSingleTextureEffect.h" | 11 #include "GrSingleTextureEffect.h" |
12 #include "GrInvariantOutput.h" | 12 #include "GrInvariantOutput.h" |
13 #include "GrTextureDomain.h" | 13 #include "GrTextureDomain.h" |
14 | 14 |
15 // A little bit less than the minimum # uniforms required by DX9SM2 (32). | 15 // A little bit less than the minimum # uniforms required by DX9SM2 (32). |
16 // Allows for a 5x5 kernel (or 25x1, for that matter). | 16 // Allows for a 5x5 kernel (or 25x1, for that matter). |
17 #define MAX_KERNEL_SIZE 25 | 17 #define MAX_KERNEL_SIZE 25 |
18 | 18 |
19 class GrMatrixConvolutionEffect : public GrSingleTextureEffect { | 19 class GrMatrixConvolutionEffect : public GrSingleTextureEffect { |
20 public: | 20 public: |
21 static GrFragmentProcessor* Create(GrTexture* texture, | 21 static sk_sp<GrFragmentProcessor> Make(GrTexture* texture, |
22 const SkIRect& bounds, | 22 const SkIRect& bounds, |
23 const SkISize& kernelSize, | 23 const SkISize& kernelSize, |
24 const SkScalar* kernel, | 24 const SkScalar* kernel, |
25 SkScalar gain, | 25 SkScalar gain, |
26 SkScalar bias, | 26 SkScalar bias, |
27 const SkIPoint& kernelOffset, | 27 const SkIPoint& kernelOffset, |
28 GrTextureDomain::Mode tileMode, | 28 GrTextureDomain::Mode tileMode, |
29 bool convolveAlpha) { | 29 bool convolveAlpha) { |
30 return new GrMatrixConvolutionEffect(texture, bounds, kernelSize, kernel
, gain, bias, | 30 return sk_sp<GrFragmentProcessor>( |
31 kernelOffset, tileMode, convolveAlp
ha); | 31 new GrMatrixConvolutionEffect(texture, bounds, kernelSize, kernel, g
ain, bias, |
| 32 kernelOffset, tileMode, convolveAlpha)
); |
32 } | 33 } |
33 | 34 |
34 static GrFragmentProcessor* CreateGaussian(GrTexture* texture, | 35 static sk_sp<GrFragmentProcessor> MakeGaussian(GrTexture* texture, |
35 const SkIRect& bounds, | 36 const SkIRect& bounds, |
36 const SkISize& kernelSize, | 37 const SkISize& kernelSize, |
37 SkScalar gain, | 38 SkScalar gain, |
38 SkScalar bias, | 39 SkScalar bias, |
39 const SkIPoint& kernelOffset, | 40 const SkIPoint& kernelOffset, |
40 GrTextureDomain::Mode tileMode, | 41 GrTextureDomain::Mode tileMod
e, |
41 bool convolveAlpha, | 42 bool convolveAlpha, |
42 SkScalar sigmaX, | 43 SkScalar sigmaX, |
43 SkScalar sigmaY); | 44 SkScalar sigmaY); |
44 | 45 |
45 const SkIRect& bounds() const { return fBounds; } | 46 const SkIRect& bounds() const { return fBounds; } |
46 const SkISize& kernelSize() const { return fKernelSize; } | 47 const SkISize& kernelSize() const { return fKernelSize; } |
47 const float* kernelOffset() const { return fKernelOffset; } | 48 const float* kernelOffset() const { return fKernelOffset; } |
48 const float* kernel() const { return fKernel; } | 49 const float* kernel() const { return fKernel; } |
49 float gain() const { return fGain; } | 50 float gain() const { return fGain; } |
50 float bias() const { return fBias; } | 51 float bias() const { return fBias; } |
51 bool convolveAlpha() const { return fConvolveAlpha; } | 52 bool convolveAlpha() const { return fConvolveAlpha; } |
52 const GrTextureDomain& domain() const { return fDomain; } | 53 const GrTextureDomain& domain() const { return fDomain; } |
53 | 54 |
(...skipping 29 matching lines...) Expand all Loading... |
83 float fKernelOffset[2]; | 84 float fKernelOffset[2]; |
84 bool fConvolveAlpha; | 85 bool fConvolveAlpha; |
85 GrTextureDomain fDomain; | 86 GrTextureDomain fDomain; |
86 | 87 |
87 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; | 88 GR_DECLARE_FRAGMENT_PROCESSOR_TEST; |
88 | 89 |
89 typedef GrSingleTextureEffect INHERITED; | 90 typedef GrSingleTextureEffect INHERITED; |
90 }; | 91 }; |
91 | 92 |
92 #endif | 93 #endif |
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