| OLD | NEW |
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| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 The Android Open Source Project |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 | 9 |
| 10 #ifndef SkBlurMask_DEFINED | 10 #ifndef SkBlurMask_DEFINED |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 | 23 |
| 24 kStyleCount | 24 kStyleCount |
| 25 }; | 25 }; |
| 26 | 26 |
| 27 enum Quality { | 27 enum Quality { |
| 28 kLow_Quality, //!< box blur | 28 kLow_Quality, //!< box blur |
| 29 kHigh_Quality //!< three pass box blur (similar to gaussian) | 29 kHigh_Quality //!< three pass box blur (similar to gaussian) |
| 30 }; | 30 }; |
| 31 | 31 |
| 32 static bool BlurRect(SkMask *dst, const SkRect &src, | 32 static bool BlurRect(SkMask *dst, const SkRect &src, |
| 33 SkScalar radius, Style style, | 33 SkScalar sigma, Style style, |
| 34 SkIPoint *margin = NULL, | 34 SkIPoint *margin /* = NULL */, |
| 35 SkMask::CreateMode createMode=SkMask::kComputeBoundsAnd
RenderImage_CreateMode); | 35 SkMask::CreateMode createMode /*=SkMask::kComputeBounds
AndRenderImage_CreateMode */, |
| 36 static bool Blur(SkMask* dst, const SkMask& src, | 36 bool unused); |
| 37 SkScalar radius, Style style, Quality quality, | 37 static bool BoxBlur(SkMask* dst, const SkMask& src, |
| 38 SkIPoint* margin = NULL); | 38 SkScalar sigma, Style style, Quality quality, |
| 39 SkIPoint* margin /* = NULL */, bool unused); |
| 39 | 40 |
| 40 // the "ground truth" blur does a gaussian convolution; it's slow | 41 // the "ground truth" blur does a gaussian convolution; it's slow |
| 41 // but useful for comparison purposes. | 42 // but useful for comparison purposes. |
| 43 static bool BlurGroundTruth(SkMask* dst, const SkMask& src, |
| 44 SkScalar sigma, Style style, |
| 45 SkIPoint* margin /* = NULL */, bool unused); |
| 42 | 46 |
| 47 // DEPRECATED - radius-based |
| 48 static bool BlurRect(SkMask *dst, const SkRect &src, |
| 49 SkScalar radius, Style style, |
| 50 SkIPoint *margin = NULL, |
| 51 SkMask::CreateMode createMode = |
| 52 SkMask::kComputeBoundsAndRenderI
mage_CreateMode); |
| 53 // DEPRECATED - radius-based |
| 54 static bool BoxBlur(SkMask* dst, const SkMask& src, |
| 55 SkScalar radius, Style style, Quality quality, |
| 56 SkIPoint* margin = NULL); |
| 57 // DEPRECATED - radius-based |
| 43 static bool BlurGroundTruth(SkMask* dst, const SkMask& src, | 58 static bool BlurGroundTruth(SkMask* dst, const SkMask& src, |
| 44 SkScalar provided_radius, Style style, | 59 SkScalar radius, Style style, |
| 45 SkIPoint* margin = NULL); | 60 SkIPoint* margin = NULL); |
| 46 | 61 |
| 47 // scale factor for the blur radius to match the behavior of the all existin
g blur | 62 static SkScalar ConvertRadiusToSigma(SkScalar radius); |
| 48 // code (both on the CPU and the GPU). This magic constant is 1/sqrt(3). | |
| 49 // TODO: get rid of this fudge factor and move any required fudging up into | |
| 50 // the calling library | |
| 51 static const SkScalar kBlurRadiusFudgeFactor; | |
| 52 | |
| 53 }; | 63 }; |
| 54 | 64 |
| 55 #endif | 65 #endif |
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