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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 "SkBitmap.h" | 8 #include "SkBitmap.h" |
9 #include "SkMagnifierImageFilter.h" | 9 #include "SkMagnifierImageFilter.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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228 void GrMagnifierEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const
{ | 228 void GrMagnifierEffect::onComputeInvariantOutput(GrInvariantOutput* inout) const
{ |
229 this->updateInvariantOutputForModulation(inout); | 229 this->updateInvariantOutputForModulation(inout); |
230 } | 230 } |
231 | 231 |
232 #endif | 232 #endif |
233 | 233 |
234 //////////////////////////////////////////////////////////////////////////////// | 234 //////////////////////////////////////////////////////////////////////////////// |
235 | 235 |
236 SkImageFilter* SkMagnifierImageFilter::Create(const SkRect& srcRect, SkScalar in
set, | 236 SkImageFilter* SkMagnifierImageFilter::Create(const SkRect& srcRect, SkScalar in
set, |
237 SkImageFilter* input) { | 237 SkImageFilter* input) { |
238 | 238 |
239 if (!SkScalarIsFinite(inset) || !SkIsValidRect(srcRect)) { | 239 if (!SkScalarIsFinite(inset) || !SkIsValidRect(srcRect)) { |
240 return NULL; | 240 return NULL; |
241 } | 241 } |
242 // Negative numbers in src rect are not supported | 242 // Negative numbers in src rect are not supported |
243 if (srcRect.fLeft < 0 || srcRect.fTop < 0) { | 243 if (srcRect.fLeft < 0 || srcRect.fTop < 0) { |
244 return NULL; | 244 return NULL; |
245 } | 245 } |
246 return SkNEW_ARGS(SkMagnifierImageFilter, (srcRect, inset, input)); | 246 return SkNEW_ARGS(SkMagnifierImageFilter, (srcRect, inset, input)); |
247 } | 247 } |
248 | 248 |
249 | 249 |
| 250 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
| 251 SkMagnifierImageFilter::SkMagnifierImageFilter(SkReadBuffer& buffer) |
| 252 : INHERITED(1, buffer) { |
| 253 float x = buffer.readScalar(); |
| 254 float y = buffer.readScalar(); |
| 255 float width = buffer.readScalar(); |
| 256 float height = buffer.readScalar(); |
| 257 fSrcRect = SkRect::MakeXYWH(x, y, width, height); |
| 258 fInset = buffer.readScalar(); |
| 259 |
| 260 buffer.validate(SkScalarIsFinite(fInset) && SkIsValidRect(fSrcRect) && |
| 261 // Negative numbers in src rect are not supported |
| 262 (fSrcRect.fLeft >= 0) && (fSrcRect.fTop >= 0)); |
| 263 } |
| 264 #endif |
| 265 |
250 SkMagnifierImageFilter::SkMagnifierImageFilter(const SkRect& srcRect, SkScalar i
nset, | 266 SkMagnifierImageFilter::SkMagnifierImageFilter(const SkRect& srcRect, SkScalar i
nset, |
251 SkImageFilter* input) | 267 SkImageFilter* input) |
252 : INHERITED(1, &input), fSrcRect(srcRect), fInset(inset) { | 268 : INHERITED(1, &input), fSrcRect(srcRect), fInset(inset) { |
253 SkASSERT(srcRect.x() >= 0 && srcRect.y() >= 0 && inset >= 0); | 269 SkASSERT(srcRect.x() >= 0 && srcRect.y() >= 0 && inset >= 0); |
254 } | 270 } |
255 | 271 |
256 #if SK_SUPPORT_GPU | 272 #if SK_SUPPORT_GPU |
257 bool SkMagnifierImageFilter::asFragmentProcessor(GrFragmentProcessor** fp, GrTex
ture* texture, | 273 bool SkMagnifierImageFilter::asFragmentProcessor(GrFragmentProcessor** fp, GrTex
ture* texture, |
258 const SkMatrix&, const SkIRect&
) const { | 274 const SkMatrix&, const SkIRect&
) const { |
259 if (fp) { | 275 if (fp) { |
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347 | 363 |
348 int x_val = SkPin32(SkScalarFloorToInt(x_interp), 0, width - 1); | 364 int x_val = SkPin32(SkScalarFloorToInt(x_interp), 0, width - 1); |
349 int y_val = SkPin32(SkScalarFloorToInt(y_interp), 0, height - 1); | 365 int y_val = SkPin32(SkScalarFloorToInt(y_interp), 0, height - 1); |
350 | 366 |
351 *dptr = sptr[y_val * width + x_val]; | 367 *dptr = sptr[y_val * width + x_val]; |
352 dptr++; | 368 dptr++; |
353 } | 369 } |
354 } | 370 } |
355 return true; | 371 return true; |
356 } | 372 } |
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