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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #include "sky/engine/config.h" | |
27 #include "sky/engine/platform/transforms/Matrix3DTransformOperation.h" | 26 #include "sky/engine/platform/transforms/Matrix3DTransformOperation.h" |
28 | 27 |
29 #include <algorithm> | 28 #include <algorithm> |
30 | 29 |
31 namespace blink { | 30 namespace blink { |
32 | 31 |
33 PassRefPtr<TransformOperation> Matrix3DTransformOperation::blend(const Transform
Operation* from, double progress, bool blendToIdentity) | 32 PassRefPtr<TransformOperation> Matrix3DTransformOperation::blend(const Transform
Operation* from, double progress, bool blendToIdentity) |
34 { | 33 { |
35 if (from && !from->isSameType(*this)) | 34 if (from && !from->isSameType(*this)) |
36 return this; | 35 return this; |
37 | 36 |
38 // Convert the TransformOperations into matrices | 37 // Convert the TransformOperations into matrices |
39 FloatSize size; | 38 FloatSize size; |
40 TransformationMatrix fromT; | 39 TransformationMatrix fromT; |
41 TransformationMatrix toT; | 40 TransformationMatrix toT; |
42 if (from) | 41 if (from) |
43 from->apply(fromT, size); | 42 from->apply(fromT, size); |
44 | 43 |
45 apply(toT, size); | 44 apply(toT, size); |
46 | 45 |
47 if (blendToIdentity) | 46 if (blendToIdentity) |
48 std::swap(fromT, toT); | 47 std::swap(fromT, toT); |
49 | 48 |
50 toT.blend(fromT, progress); | 49 toT.blend(fromT, progress); |
51 return Matrix3DTransformOperation::create(toT); | 50 return Matrix3DTransformOperation::create(toT); |
52 } | 51 } |
53 | 52 |
54 } // namespace blink | 53 } // namespace blink |
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