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| 1 /* | 1 /* |
| 2 * Copyright (C) 2011 Google Inc. All rights reserved. | 2 * Copyright (C) 2011 Google 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 * | 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
| 11 * notice, this list of conditions and the following disclaimer in the | 11 * notice, this list of conditions and the following disclaimer in the |
| 12 * documentation and/or other materials provided with the distribution. | 12 * documentation and/or other materials provided with the distribution. |
| 13 * | 13 * |
| 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY | 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY | 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #include "modules/webaudio/AudioParamTimeline.h" | 26 #include "modules/webaudio/AudioParamTimeline.h" |
| 27 #include <algorithm> |
| 27 #include "bindings/core/v8/ExceptionState.h" | 28 #include "bindings/core/v8/ExceptionState.h" |
| 28 #include "core/dom/ExceptionCode.h" | 29 #include "core/dom/ExceptionCode.h" |
| 29 #include "platform/audio/AudioUtilities.h" | 30 #include "platform/audio/AudioUtilities.h" |
| 30 #include "wtf/CPU.h" | 31 #include "wtf/CPU.h" |
| 31 #include "wtf/MathExtras.h" | 32 #include "wtf/MathExtras.h" |
| 32 #include "wtf/PtrUtil.h" | 33 #include "wtf/PtrUtil.h" |
| 33 #include <algorithm> | |
| 34 | 34 |
| 35 #if CPU(X86) || CPU(X86_64) | 35 #if CPU(X86) || CPU(X86_64) |
| 36 #include <emmintrin.h> | 36 #include <emmintrin.h> |
| 37 #endif | 37 #endif |
| 38 | 38 |
| 39 namespace blink { | 39 namespace blink { |
| 40 | 40 |
| 41 // For a SetTarget event, if the relative difference between the current value | 41 // For a SetTarget event, if the relative difference between the current value |
| 42 // and the target value is less than this, consider them the same and just | 42 // and the target value is less than this, consider them the same and just |
| 43 // output the target value. This value MUST be larger than the single precision | 43 // output the target value. This value MUST be larger than the single precision |
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| 1744 unsigned writeIndex) { | 1744 unsigned writeIndex) { |
| 1745 size_t index = writeIndex; | 1745 size_t index = writeIndex; |
| 1746 | 1746 |
| 1747 for (; index < endFrame; ++index) | 1747 for (; index < endFrame; ++index) |
| 1748 values[index] = defaultValue; | 1748 values[index] = defaultValue; |
| 1749 | 1749 |
| 1750 return index; | 1750 return index; |
| 1751 } | 1751 } |
| 1752 | 1752 |
| 1753 } // namespace blink | 1753 } // namespace blink |
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