OLD | NEW |
1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #include "SkGpuBlurUtils.h" | 8 #include "SkGpuBlurUtils.h" |
9 | 9 |
10 #include "SkRect.h" | 10 #include "SkRect.h" |
(...skipping 40 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
51 int radius, | 51 int radius, |
52 float sigma, | 52 float sigma, |
53 bool useBounds, | 53 bool useBounds, |
54 float bounds[2]) { | 54 float bounds[2]) { |
55 GrPaint paint; | 55 GrPaint paint; |
56 paint.reset(); | 56 paint.reset(); |
57 SkAutoTUnref<GrFragmentProcessor> conv(GrConvolutionEffect::CreateGaussian( | 57 SkAutoTUnref<GrFragmentProcessor> conv(GrConvolutionEffect::CreateGaussian( |
58 texture, direction, radius, sigma, useBounds, bounds)); | 58 texture, direction, radius, sigma, useBounds, bounds)); |
59 paint.reset(); | 59 paint.reset(); |
60 paint.addColorProcessor(conv); | 60 paint.addColorProcessor(conv); |
61 context->drawRectToRect(paint, SkMatrix::I(), dstRect, srcRect); | 61 context->drawNonAARectToRect(paint, SkMatrix::I(), dstRect, srcRect); |
62 } | 62 } |
63 | 63 |
64 static void convolve_gaussian_2d(GrContext* context, | 64 static void convolve_gaussian_2d(GrContext* context, |
65 const SkRect& srcRect, | 65 const SkRect& srcRect, |
66 const SkRect& dstRect, | 66 const SkRect& dstRect, |
67 GrTexture* texture, | 67 GrTexture* texture, |
68 int radiusX, | 68 int radiusX, |
69 int radiusY, | 69 int radiusY, |
70 SkScalar sigmaX, | 70 SkScalar sigmaX, |
71 SkScalar sigmaY, | 71 SkScalar sigmaY, |
72 bool useBounds, | 72 bool useBounds, |
73 SkIRect bounds) { | 73 SkIRect bounds) { |
74 SkISize size = SkISize::Make(2 * radiusX + 1, 2 * radiusY + 1); | 74 SkISize size = SkISize::Make(2 * radiusX + 1, 2 * radiusY + 1); |
75 SkIPoint kernelOffset = SkIPoint::Make(radiusX, radiusY); | 75 SkIPoint kernelOffset = SkIPoint::Make(radiusX, radiusY); |
76 GrPaint paint; | 76 GrPaint paint; |
77 paint.reset(); | 77 paint.reset(); |
78 SkAutoTUnref<GrFragmentProcessor> conv(GrMatrixConvolutionEffect::CreateGaus
sian( | 78 SkAutoTUnref<GrFragmentProcessor> conv(GrMatrixConvolutionEffect::CreateGaus
sian( |
79 texture, bounds, size, 1.0, 0.0, kernelOffset, | 79 texture, bounds, size, 1.0, 0.0, kernelOffset, |
80 useBounds ? GrTextureDomain::kClamp_Mode : GrTextureDomain::kIgnore_
Mode, | 80 useBounds ? GrTextureDomain::kClamp_Mode : GrTextureDomain::kIgnore_
Mode, |
81 true, sigmaX, sigmaY)); | 81 true, sigmaX, sigmaY)); |
82 paint.reset(); | 82 paint.reset(); |
83 paint.addColorProcessor(conv); | 83 paint.addColorProcessor(conv); |
84 context->drawRectToRect(paint, SkMatrix::I(), dstRect, srcRect); | 84 context->drawNonAARectToRect(paint, SkMatrix::I(), dstRect, srcRect); |
85 } | 85 } |
86 | 86 |
87 static void convolve_gaussian(GrContext* context, | 87 static void convolve_gaussian(GrContext* context, |
88 const SkRect& srcRect, | 88 const SkRect& srcRect, |
89 const SkRect& dstRect, | 89 const SkRect& dstRect, |
90 GrTexture* texture, | 90 GrTexture* texture, |
91 Gr1DKernelEffect::Direction direction, | 91 Gr1DKernelEffect::Direction direction, |
92 int radius, | 92 int radius, |
93 float sigma, | 93 float sigma, |
94 bool cropToSrcRect) { | 94 bool cropToSrcRect) { |
(...skipping 115 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
210 domain, | 210 domain, |
211 GrTextureDomain::kDecal_Mode, | 211 GrTextureDomain::kDecal_Mode, |
212 GrTextureParams::kBilerp_FilterMode)); | 212 GrTextureParams::kBilerp_FilterMode)); |
213 paint.addColorProcessor(fp); | 213 paint.addColorProcessor(fp); |
214 } else { | 214 } else { |
215 GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::k
Bilerp_FilterMode); | 215 GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::k
Bilerp_FilterMode); |
216 paint.addColorTextureProcessor(srcTexture, matrix, params); | 216 paint.addColorTextureProcessor(srcTexture, matrix, params); |
217 } | 217 } |
218 scale_rect(&dstRect, i < scaleFactorX ? 0.5f : 1.0f, | 218 scale_rect(&dstRect, i < scaleFactorX ? 0.5f : 1.0f, |
219 i < scaleFactorY ? 0.5f : 1.0f); | 219 i < scaleFactorY ? 0.5f : 1.0f); |
220 context->drawRectToRect(paint, SkMatrix::I(), dstRect, srcRect); | 220 context->drawNonAARectToRect(paint, SkMatrix::I(), dstRect, srcRect); |
221 srcRect = dstRect; | 221 srcRect = dstRect; |
222 srcTexture = dstTexture; | 222 srcTexture = dstTexture; |
223 SkTSwap(dstTexture, tempTexture); | 223 SkTSwap(dstTexture, tempTexture); |
224 } | 224 } |
225 | 225 |
226 const SkIRect srcIRect = srcRect.roundOut(); | 226 const SkIRect srcIRect = srcRect.roundOut(); |
227 | 227 |
228 // For really small blurs(Certainly no wider than 5x5 on desktop gpus) it is
faster to just | 228 // For really small blurs(Certainly no wider than 5x5 on desktop gpus) it is
faster to just |
229 // launch a single non separable kernel vs two launches | 229 // launch a single non separable kernel vs two launches |
230 if (sigmaX > 0.0f && sigmaY > 0 && | 230 if (sigmaX > 0.0f && sigmaY > 0 && |
(...skipping 58 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
289 matrix.setIDiv(srcTexture->width(), srcTexture->height()); | 289 matrix.setIDiv(srcTexture->width(), srcTexture->height()); |
290 context->setRenderTarget(dstTexture->asRenderTarget()); | 290 context->setRenderTarget(dstTexture->asRenderTarget()); |
291 | 291 |
292 GrPaint paint; | 292 GrPaint paint; |
293 // FIXME: this should be mitchell, not bilinear. | 293 // FIXME: this should be mitchell, not bilinear. |
294 GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBile
rp_FilterMode); | 294 GrTextureParams params(SkShader::kClamp_TileMode, GrTextureParams::kBile
rp_FilterMode); |
295 paint.addColorTextureProcessor(srcTexture, matrix, params); | 295 paint.addColorTextureProcessor(srcTexture, matrix, params); |
296 | 296 |
297 SkRect dstRect(srcRect); | 297 SkRect dstRect(srcRect); |
298 scale_rect(&dstRect, (float) scaleFactorX, (float) scaleFactorY); | 298 scale_rect(&dstRect, (float) scaleFactorX, (float) scaleFactorY); |
299 context->drawRectToRect(paint, SkMatrix::I(), dstRect, srcRect); | 299 context->drawNonAARectToRect(paint, SkMatrix::I(), dstRect, srcRect); |
300 srcRect = dstRect; | 300 srcRect = dstRect; |
301 srcTexture = dstTexture; | 301 srcTexture = dstTexture; |
302 SkTSwap(dstTexture, tempTexture); | 302 SkTSwap(dstTexture, tempTexture); |
303 } | 303 } |
304 return SkRef(srcTexture); | 304 return SkRef(srcTexture); |
305 } | 305 } |
306 #endif | 306 #endif |
307 | 307 |
308 } | 308 } |
OLD | NEW |