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Side by Side Diff: include/effects/SkBicubicImageFilter.h

Issue 189913021: Implement support for a Context parameter in image filters (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Revert all but the Context changes. Created 6 years, 9 months ago
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1 /* 1 /*
2 * Copyright 2013 The Android Open Source Project 2 * Copyright 2013 The Android Open Source Project
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 SkBicubicImageFilter_DEFINED 8 #ifndef SkBicubicImageFilter_DEFINED
9 #define SkBicubicImageFilter_DEFINED 9 #define SkBicubicImageFilter_DEFINED
10 10
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31 @param scale How much to scale the image. 31 @param scale How much to scale the image.
32 @param coefficients The 16 coefficients of the bicubic matrix. 32 @param coefficients The 16 coefficients of the bicubic matrix.
33 @param input The input image filter. If NULL, the src bitmap 33 @param input The input image filter. If NULL, the src bitmap
34 passed to filterImage() is used instead. 34 passed to filterImage() is used instead.
35 */ 35 */
36 SkBicubicImageFilter(const SkSize& scale, const SkScalar coefficients[16], 36 SkBicubicImageFilter(const SkSize& scale, const SkScalar coefficients[16],
37 SkImageFilter* input = NULL); 37 SkImageFilter* input = NULL);
38 SkBicubicImageFilter(SkReadBuffer& buffer); 38 SkBicubicImageFilter(SkReadBuffer& buffer);
39 virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE; 39 virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE;
40 40
41 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&, 41 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&,
42 SkBitmap* result, SkIPoint* loc) const SK_OVERRID E; 42 SkBitmap* result, SkIPoint* loc) const SK_OVERRID E;
43 43
44 #if SK_SUPPORT_GPU 44 #if SK_SUPPORT_GPU
45 virtual bool canFilterImageGPU() const SK_OVERRIDE { return true; } 45 virtual bool canFilterImageGPU() const SK_OVERRIDE { return true; }
46 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const SkMatri x& ctm, 46 virtual bool filterImageGPU(Proxy* proxy, const SkBitmap& src, const Context & ctx,
47 SkBitmap* result, SkIPoint* offset) const SK_OVE RRIDE; 47 SkBitmap* result, SkIPoint* offset) const SK_OVE RRIDE;
48 #endif 48 #endif
49 49
50 private: 50 private:
51 SkSize fScale; 51 SkSize fScale;
52 SkScalar fCoefficients[16]; 52 SkScalar fCoefficients[16];
53 typedef SkImageFilter INHERITED; 53 typedef SkImageFilter INHERITED;
54 }; 54 };
55 55
56 #endif 56 #endif
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