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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 |
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| 39 // http://connect.creativelabs.com/openal/Documentation/OpenAL%201.1%20Specifica
tion.htm. | 39 // http://connect.creativelabs.com/openal/Documentation/OpenAL%201.1%20Specifica
tion.htm. |
| 40 | 40 |
| 41 class PLATFORM_EXPORT DistanceEffect { | 41 class PLATFORM_EXPORT DistanceEffect { |
| 42 DISALLOW_NEW(); | 42 DISALLOW_NEW(); |
| 43 | 43 |
| 44 public: | 44 public: |
| 45 enum ModelType { ModelLinear = 0, ModelInverse = 1, ModelExponential = 2 }; | 45 enum ModelType { ModelLinear = 0, ModelInverse = 1, ModelExponential = 2 }; |
| 46 | 46 |
| 47 DistanceEffect(); | 47 DistanceEffect(); |
| 48 | 48 |
| 49 // Returns scalar gain for the given distance the current distance model is us
ed | 49 // Returns scalar gain for the given distance the current distance model is |
| 50 // used |
| 50 double gain(double distance); | 51 double gain(double distance); |
| 51 | 52 |
| 52 ModelType model() { return m_model; } | 53 ModelType model() { return m_model; } |
| 53 | 54 |
| 54 void setModel(ModelType model, bool clamped) { | 55 void setModel(ModelType model, bool clamped) { |
| 55 m_model = model; | 56 m_model = model; |
| 56 m_isClamped = clamped; | 57 m_isClamped = clamped; |
| 57 } | 58 } |
| 58 | 59 |
| 59 // Distance params | 60 // Distance params |
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| 75 ModelType m_model; | 76 ModelType m_model; |
| 76 bool m_isClamped; | 77 bool m_isClamped; |
| 77 double m_refDistance; | 78 double m_refDistance; |
| 78 double m_maxDistance; | 79 double m_maxDistance; |
| 79 double m_rolloffFactor; | 80 double m_rolloffFactor; |
| 80 }; | 81 }; |
| 81 | 82 |
| 82 } // namespace blink | 83 } // namespace blink |
| 83 | 84 |
| 84 #endif // Distance_h | 85 #endif // Distance_h |
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