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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 "SkDisplacementMapEffect.h" | 8 #include "SkDisplacementMapEffect.h" |
9 #include "SkReadBuffer.h" | 9 #include "SkReadBuffer.h" |
10 #include "SkWriteBuffer.h" | 10 #include "SkWriteBuffer.h" |
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157 | 157 |
158 } // end namespace | 158 } // end namespace |
159 | 159 |
160 /////////////////////////////////////////////////////////////////////////////// | 160 /////////////////////////////////////////////////////////////////////////////// |
161 | 161 |
162 SkDisplacementMapEffect* SkDisplacementMapEffect::Create(ChannelSelectorType xCh
annelSelector, | 162 SkDisplacementMapEffect* SkDisplacementMapEffect::Create(ChannelSelectorType xCh
annelSelector, |
163 ChannelSelectorType yCh
annelSelector, | 163 ChannelSelectorType yCh
annelSelector, |
164 SkScalar scale, | 164 SkScalar scale, |
165 SkImageFilter* displace
ment, | 165 SkImageFilter* displace
ment, |
166 SkImageFilter* color, | 166 SkImageFilter* color, |
167 const CropRect* cropRec
t) { | 167 const CropRect* cropRec
t, uint32_t uniqueID) { |
168 if (!channel_selector_type_is_valid(xChannelSelector) || | 168 if (!channel_selector_type_is_valid(xChannelSelector) || |
169 !channel_selector_type_is_valid(yChannelSelector)) { | 169 !channel_selector_type_is_valid(yChannelSelector)) { |
170 return NULL; | 170 return NULL; |
171 } | 171 } |
172 | 172 |
173 SkImageFilter* inputs[2] = { displacement, color }; | 173 SkImageFilter* inputs[2] = { displacement, color }; |
174 return SkNEW_ARGS(SkDisplacementMapEffect, (xChannelSelector, yChannelSelect
or, scale, | 174 return SkNEW_ARGS(SkDisplacementMapEffect, (xChannelSelector, yChannelSelect
or, scale, |
175 inputs, cropRect)); | 175 inputs, cropRect, uniqueID)); |
176 } | 176 } |
177 | 177 |
178 SkDisplacementMapEffect::SkDisplacementMapEffect(ChannelSelectorType xChannelSel
ector, | 178 SkDisplacementMapEffect::SkDisplacementMapEffect(ChannelSelectorType xChannelSel
ector, |
179 ChannelSelectorType yChannelSel
ector, | 179 ChannelSelectorType yChannelSel
ector, |
180 SkScalar scale, | 180 SkScalar scale, |
181 SkImageFilter* inputs[2], | 181 SkImageFilter* inputs[2], |
182 const CropRect* cropRect) | 182 const CropRect* cropRect, |
183 : INHERITED(2, inputs, cropRect) | 183 uint32_t uniqueID) |
| 184 : INHERITED(2, inputs, cropRect, uniqueID) |
184 , fXChannelSelector(xChannelSelector) | 185 , fXChannelSelector(xChannelSelector) |
185 , fYChannelSelector(yChannelSelector) | 186 , fYChannelSelector(yChannelSelector) |
186 , fScale(scale) | 187 , fScale(scale) |
187 { | 188 { |
188 } | 189 } |
189 | 190 |
190 SkDisplacementMapEffect::~SkDisplacementMapEffect() { | 191 SkDisplacementMapEffect::~SkDisplacementMapEffect() { |
191 } | 192 } |
192 | 193 |
193 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING | 194 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING |
194 SkDisplacementMapEffect::SkDisplacementMapEffect(SkReadBuffer& buffer) | 195 SkDisplacementMapEffect::SkDisplacementMapEffect(SkReadBuffer& buffer) |
195 : INHERITED(2, buffer) | 196 : INHERITED(2, buffer) |
196 { | 197 { |
197 fXChannelSelector = (SkDisplacementMapEffect::ChannelSelectorType) buffer.re
adInt(); | 198 fXChannelSelector = (SkDisplacementMapEffect::ChannelSelectorType) buffer.re
adInt(); |
198 fYChannelSelector = (SkDisplacementMapEffect::ChannelSelectorType) buffer.re
adInt(); | 199 fYChannelSelector = (SkDisplacementMapEffect::ChannelSelectorType) buffer.re
adInt(); |
199 fScale = buffer.readScalar(); | 200 fScale = buffer.readScalar(); |
200 buffer.validate(channel_selector_type_is_valid(fXChannelSelector) && | 201 buffer.validate(channel_selector_type_is_valid(fXChannelSelector) && |
201 channel_selector_type_is_valid(fYChannelSelector) && | 202 channel_selector_type_is_valid(fYChannelSelector) && |
202 SkScalarIsFinite(fScale)); | 203 SkScalarIsFinite(fScale)); |
203 } | 204 } |
204 #endif | 205 #endif |
205 | 206 |
206 SkFlattenable* SkDisplacementMapEffect::CreateProc(SkReadBuffer& buffer) { | 207 SkFlattenable* SkDisplacementMapEffect::CreateProc(SkReadBuffer& buffer) { |
207 SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 2); | 208 SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 2); |
208 ChannelSelectorType xsel = (ChannelSelectorType)buffer.readInt(); | 209 ChannelSelectorType xsel = (ChannelSelectorType)buffer.readInt(); |
209 ChannelSelectorType ysel = (ChannelSelectorType)buffer.readInt(); | 210 ChannelSelectorType ysel = (ChannelSelectorType)buffer.readInt(); |
210 SkScalar scale = buffer.readScalar(); | 211 SkScalar scale = buffer.readScalar(); |
211 return Create(xsel, ysel, scale, common.getInput(0), common.getInput(1), &co
mmon.cropRect()); | 212 return Create(xsel, ysel, scale, common.getInput(0), common.getInput(1), &co
mmon.cropRect(), common.uniqueID()); |
212 } | 213 } |
213 | 214 |
214 void SkDisplacementMapEffect::flatten(SkWriteBuffer& buffer) const { | 215 void SkDisplacementMapEffect::flatten(SkWriteBuffer& buffer) const { |
215 this->INHERITED::flatten(buffer); | 216 this->INHERITED::flatten(buffer); |
216 buffer.writeInt((int) fXChannelSelector); | 217 buffer.writeInt((int) fXChannelSelector); |
217 buffer.writeInt((int) fYChannelSelector); | 218 buffer.writeInt((int) fYChannelSelector); |
218 buffer.writeScalar(fScale); | 219 buffer.writeScalar(fScale); |
219 } | 220 } |
220 | 221 |
221 bool SkDisplacementMapEffect::onFilterImage(Proxy* proxy, | 222 bool SkDisplacementMapEffect::onFilterImage(Proxy* proxy, |
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634 const GrGLCaps&, GrEffectKeyBuilder* b) { | 635 const GrGLCaps&, GrEffectKeyBuilder* b) { |
635 const GrDisplacementMapEffect& displacementMap = | 636 const GrDisplacementMapEffect& displacementMap = |
636 drawEffect.castEffect<GrDisplacementMapEffect>(); | 637 drawEffect.castEffect<GrDisplacementMapEffect>(); |
637 | 638 |
638 uint32_t xKey = displacementMap.xChannelSelector(); | 639 uint32_t xKey = displacementMap.xChannelSelector(); |
639 uint32_t yKey = displacementMap.yChannelSelector() << kChannelSelectorKeyBit
s; | 640 uint32_t yKey = displacementMap.yChannelSelector() << kChannelSelectorKeyBit
s; |
640 | 641 |
641 b->add32(xKey | yKey); | 642 b->add32(xKey | yKey); |
642 } | 643 } |
643 #endif | 644 #endif |
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