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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 72 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 83 } | 83 } |
| 84 | 84 |
| 85 void HRTFDatabase::getKernelsFromAzimuthElevation(double azimuthBlend, | 85 void HRTFDatabase::getKernelsFromAzimuthElevation(double azimuthBlend, |
| 86 unsigned azimuthIndex, | 86 unsigned azimuthIndex, |
| 87 double elevationAngle, | 87 double elevationAngle, |
| 88 HRTFKernel*& kernelL, | 88 HRTFKernel*& kernelL, |
| 89 HRTFKernel*& kernelR, | 89 HRTFKernel*& kernelR, |
| 90 double& frameDelayL, | 90 double& frameDelayL, |
| 91 double& frameDelayR) { | 91 double& frameDelayR) { |
| 92 unsigned elevationIndex = indexFromElevationAngle(elevationAngle); | 92 unsigned elevationIndex = indexFromElevationAngle(elevationAngle); |
| 93 ASSERT_WITH_SECURITY_IMPLICATION(elevationIndex < m_elevations.size() && | 93 SECURITY_DCHECK(elevationIndex < m_elevations.size() && |
| 94 m_elevations.size() > 0); | 94 m_elevations.size() > 0); |
| 95 | 95 |
| 96 if (!m_elevations.size()) { | 96 if (!m_elevations.size()) { |
| 97 kernelL = 0; | 97 kernelL = 0; |
| 98 kernelR = 0; | 98 kernelR = 0; |
| 99 return; | 99 return; |
| 100 } | 100 } |
| 101 | 101 |
| 102 if (elevationIndex > m_elevations.size() - 1) | 102 if (elevationIndex > m_elevations.size() - 1) |
| 103 elevationIndex = m_elevations.size() - 1; | 103 elevationIndex = m_elevations.size() - 1; |
| 104 | 104 |
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| 119 elevationAngle = | 119 elevationAngle = |
| 120 clampTo<double, double>(elevationAngle, MinElevation, MaxElevation); | 120 clampTo<double, double>(elevationAngle, MinElevation, MaxElevation); |
| 121 | 121 |
| 122 unsigned elevationIndex = | 122 unsigned elevationIndex = |
| 123 static_cast<int>(InterpolationFactor * (elevationAngle - MinElevation) / | 123 static_cast<int>(InterpolationFactor * (elevationAngle - MinElevation) / |
| 124 RawElevationAngleSpacing); | 124 RawElevationAngleSpacing); |
| 125 return elevationIndex; | 125 return elevationIndex; |
| 126 } | 126 } |
| 127 | 127 |
| 128 } // namespace blink | 128 } // namespace blink |
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