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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "config.h" | |
| 6 | |
| 7 #include "cc/damage_tracker.h" | 5 #include "cc/damage_tracker.h" |
| 8 | 6 |
| 9 #include "cc/layer_impl.h" | 7 #include "cc/layer_impl.h" |
| 10 #include "cc/layer_tree_host_common.h" | 8 #include "cc/layer_tree_host_common.h" |
| 11 #include "cc/math_util.h" | 9 #include "cc/math_util.h" |
| 12 #include "cc/render_surface_impl.h" | 10 #include "cc/render_surface_impl.h" |
| 13 #include <public/WebFilterOperations.h> | 11 #include <public/WebFilterOperations.h> |
| 14 | 12 |
| 15 using WebKit::WebTransformationMatrix; | 13 using WebKit::WebTransformationMatrix; |
| 16 | 14 |
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| 336 | 334 |
| 337 // If the layer has a background filter, this may cause pixels in our surfac
e to be expanded, so we will need to expand any damage | 335 // If the layer has a background filter, this may cause pixels in our surfac
e to be expanded, so we will need to expand any damage |
| 338 // at or below this layer. We expand the damage from this layer too, as we n
eed to readback those pixels from the surface with only | 336 // at or below this layer. We expand the damage from this layer too, as we n
eed to readback those pixels from the surface with only |
| 339 // the contents of layers below this one in them. This means we need to redr
aw any pixels in the surface being used for the blur in | 337 // the contents of layers below this one in them. This means we need to redr
aw any pixels in the surface being used for the blur in |
| 340 // this layer this frame. | 338 // this layer this frame. |
| 341 if (layer->backgroundFilters().hasFilterThatMovesPixels()) | 339 if (layer->backgroundFilters().hasFilterThatMovesPixels()) |
| 342 expandDamageRectInsideRectWithFilters(targetDamageRect, surfaceRectInTar
getSpace, layer->backgroundFilters()); | 340 expandDamageRectInsideRectWithFilters(targetDamageRect, surfaceRectInTar
getSpace, layer->backgroundFilters()); |
| 343 } | 341 } |
| 344 | 342 |
| 345 } // namespace cc | 343 } // namespace cc |
| 346 | |
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