| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2012 The Android Open Source Project | 2 * Copyright 2012 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 #include "SkMatrixConvolutionImageFilter.h" | 8 #include "SkMatrixConvolutionImageFilter.h" |
| 9 #include "SkBitmap.h" | 9 #include "SkBitmap.h" |
| 10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
| (...skipping 21 matching lines...) Expand all Loading... |
| 32 SkImageFilter* input, | 32 SkImageFilter* input, |
| 33 const CropRect* cropRect) | 33 const CropRect* cropRect) |
| 34 : INHERITED(1, &input, cropRect), | 34 : INHERITED(1, &input, cropRect), |
| 35 fKernelSize(kernelSize), | 35 fKernelSize(kernelSize), |
| 36 fGain(gain), | 36 fGain(gain), |
| 37 fBias(bias), | 37 fBias(bias), |
| 38 fKernelOffset(kernelOffset), | 38 fKernelOffset(kernelOffset), |
| 39 fTileMode(tileMode), | 39 fTileMode(tileMode), |
| 40 fConvolveAlpha(convolveAlpha) { | 40 fConvolveAlpha(convolveAlpha) { |
| 41 size_t size = (size_t) sk_64_mul(fKernelSize.width(), fKernelSize.height()); | 41 size_t size = (size_t) sk_64_mul(fKernelSize.width(), fKernelSize.height()); |
| 42 fKernel = SkNEW_ARRAY(SkScalar, size); | 42 fKernel = new SkScalar[size]; |
| 43 memcpy(fKernel, kernel, size * sizeof(SkScalar)); | 43 memcpy(fKernel, kernel, size * sizeof(SkScalar)); |
| 44 SkASSERT(kernelSize.fWidth >= 1 && kernelSize.fHeight >= 1); | 44 SkASSERT(kernelSize.fWidth >= 1 && kernelSize.fHeight >= 1); |
| 45 SkASSERT(kernelOffset.fX >= 0 && kernelOffset.fX < kernelSize.fWidth); | 45 SkASSERT(kernelOffset.fX >= 0 && kernelOffset.fX < kernelSize.fWidth); |
| 46 SkASSERT(kernelOffset.fY >= 0 && kernelOffset.fY < kernelSize.fHeight); | 46 SkASSERT(kernelOffset.fY >= 0 && kernelOffset.fY < kernelSize.fHeight); |
| 47 } | 47 } |
| 48 | 48 |
| 49 SkMatrixConvolutionImageFilter* SkMatrixConvolutionImageFilter::Create( | 49 SkMatrixConvolutionImageFilter* SkMatrixConvolutionImageFilter::Create( |
| 50 const SkISize& kernelSize, | 50 const SkISize& kernelSize, |
| 51 const SkScalar* kernel, | 51 const SkScalar* kernel, |
| 52 SkScalar gain, | 52 SkScalar gain, |
| 53 SkScalar bias, | 53 SkScalar bias, |
| 54 const SkIPoint& kernelOffset, | 54 const SkIPoint& kernelOffset, |
| 55 TileMode tileMode, | 55 TileMode tileMode, |
| 56 bool convolveAlpha, | 56 bool convolveAlpha, |
| 57 SkImageFilter* input, | 57 SkImageFilter* input, |
| 58 const CropRect* cropRect) { | 58 const CropRect* cropRect) { |
| 59 if (kernelSize.width() < 1 || kernelSize.height() < 1) { | 59 if (kernelSize.width() < 1 || kernelSize.height() < 1) { |
| 60 return NULL; | 60 return NULL; |
| 61 } | 61 } |
| 62 if (gMaxKernelSize / kernelSize.fWidth < kernelSize.fHeight) { | 62 if (gMaxKernelSize / kernelSize.fWidth < kernelSize.fHeight) { |
| 63 return NULL; | 63 return NULL; |
| 64 } | 64 } |
| 65 if (!kernel) { | 65 if (!kernel) { |
| 66 return NULL; | 66 return NULL; |
| 67 } | 67 } |
| 68 if ((kernelOffset.fX < 0) || (kernelOffset.fX >= kernelSize.fWidth) || | 68 if ((kernelOffset.fX < 0) || (kernelOffset.fX >= kernelSize.fWidth) || |
| 69 (kernelOffset.fY < 0) || (kernelOffset.fY >= kernelSize.fHeight)) { | 69 (kernelOffset.fY < 0) || (kernelOffset.fY >= kernelSize.fHeight)) { |
| 70 return NULL; | 70 return NULL; |
| 71 } | 71 } |
| 72 return SkNEW_ARGS(SkMatrixConvolutionImageFilter, (kernelSize, kernel, gain,
bias, | 72 return new SkMatrixConvolutionImageFilter(kernelSize, kernel, gain, bias, ke
rnelOffset, |
| 73 kernelOffset, tileMode, c
onvolveAlpha, | 73 tileMode, convolveAlpha, input, cr
opRect); |
| 74 input, cropRect)); | |
| 75 } | 74 } |
| 76 | 75 |
| 77 SkFlattenable* SkMatrixConvolutionImageFilter::CreateProc(SkReadBuffer& buffer)
{ | 76 SkFlattenable* SkMatrixConvolutionImageFilter::CreateProc(SkReadBuffer& buffer)
{ |
| 78 SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1); | 77 SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 1); |
| 79 SkISize kernelSize; | 78 SkISize kernelSize; |
| 80 kernelSize.fWidth = buffer.readInt(); | 79 kernelSize.fWidth = buffer.readInt(); |
| 81 kernelSize.fHeight = buffer.readInt(); | 80 kernelSize.fHeight = buffer.readInt(); |
| 82 const int count = buffer.getArrayCount(); | 81 const int count = buffer.getArrayCount(); |
| 83 | 82 |
| 84 const int64_t kernelArea = sk_64_mul(kernelSize.width(), kernelSize.height()
); | 83 const int64_t kernelArea = sk_64_mul(kernelSize.width(), kernelSize.height()
); |
| (...skipping 294 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 379 str->appendf("%f ", fKernel[y * fKernelSize.width() + x]); | 378 str->appendf("%f ", fKernel[y * fKernelSize.width() + x]); |
| 380 } | 379 } |
| 381 } | 380 } |
| 382 str->appendf(")"); | 381 str->appendf(")"); |
| 383 str->appendf("gain: %f bias: %f ", fGain, fBias); | 382 str->appendf("gain: %f bias: %f ", fGain, fBias); |
| 384 str->appendf("offset: (%d, %d) ", fKernelOffset.fX, fKernelOffset.fY); | 383 str->appendf("offset: (%d, %d) ", fKernelOffset.fX, fKernelOffset.fY); |
| 385 str->appendf("convolveAlpha: %s", fConvolveAlpha ? "true" : "false"); | 384 str->appendf("convolveAlpha: %s", fConvolveAlpha ? "true" : "false"); |
| 386 str->append(")"); | 385 str->append(")"); |
| 387 } | 386 } |
| 388 #endif | 387 #endif |
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