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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 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 |
| (...skipping 12 matching lines...) Expand all Loading... |
| 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 */ | 27 */ |
| 28 | 28 |
| 29 #include "config.h" | 29 #include "config.h" |
| 30 | 30 |
| 31 #if ENABLE(WEB_AUDIO) | 31 #if ENABLE(WEB_AUDIO) |
| 32 | 32 |
| 33 #include "Distance.h" | 33 #include "core/platform/audio/Distance.h" |
| 34 | 34 |
| 35 #include <math.h> |
| 35 #include <algorithm> | 36 #include <algorithm> |
| 36 #include <math.h> | |
| 37 | 37 |
| 38 using namespace std; | 38 using namespace std; |
| 39 | 39 |
| 40 namespace WebCore { | 40 namespace WebCore { |
| 41 | 41 |
| 42 DistanceEffect::DistanceEffect() | 42 DistanceEffect::DistanceEffect() |
| 43 : m_model(ModelInverse) | 43 : m_model(ModelInverse) |
| 44 , m_isClamped(true) | 44 , m_isClamped(true) |
| 45 , m_refDistance(1.0) | 45 , m_refDistance(1.0) |
| 46 , m_maxDistance(10000.0) | 46 , m_maxDistance(10000.0) |
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| 82 } | 82 } |
| 83 | 83 |
| 84 double DistanceEffect::exponentialGain(double distance) | 84 double DistanceEffect::exponentialGain(double distance) |
| 85 { | 85 { |
| 86 return pow(distance / m_refDistance, -m_rolloffFactor); | 86 return pow(distance / m_refDistance, -m_rolloffFactor); |
| 87 } | 87 } |
| 88 | 88 |
| 89 } // namespace WebCore | 89 } // namespace WebCore |
| 90 | 90 |
| 91 #endif // ENABLE(WEB_AUDIO) | 91 #endif // ENABLE(WEB_AUDIO) |
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