diff options
| author | Filippos Karapetis | 2013-03-03 16:08:53 +0200 |
|---|---|---|
| committer | Filippos Karapetis | 2013-03-03 16:10:02 +0200 |
| commit | bb7930cf9c0adf8e64b1245655ada2ec1d5910ef (patch) | |
| tree | 63f1fdf43f78661721b20b98561074589dc1fece /audio | |
| parent | b3d52de50f6c6ea9dc47ed5128b4c2ef9fa5fda4 (diff) | |
| download | scummvm-rg350-bb7930cf9c0adf8e64b1245655ada2ec1d5910ef.tar.gz scummvm-rg350-bb7930cf9c0adf8e64b1245655ada2ec1d5910ef.tar.bz2 scummvm-rg350-bb7930cf9c0adf8e64b1245655ada2ec1d5910ef.zip | |
MT-32: Avoid using sinf() (which is C99) in favor of sin()
Diffstat (limited to 'audio')
| -rw-r--r-- | audio/softsynth/mt32/LegacyWaveGenerator.cpp | 6 | ||||
| -rw-r--r-- | audio/softsynth/mt32/Tables.cpp | 2 |
2 files changed, 4 insertions, 4 deletions
diff --git a/audio/softsynth/mt32/LegacyWaveGenerator.cpp b/audio/softsynth/mt32/LegacyWaveGenerator.cpp index 139c89295f..d315fb431b 100644 --- a/audio/softsynth/mt32/LegacyWaveGenerator.cpp +++ b/audio/softsynth/mt32/LegacyWaveGenerator.cpp @@ -172,7 +172,7 @@ float LA32WaveGenerator::generateNextSample(const Bit32u ampVal, const Bit16u pi // Correct resAmp for cutoff in range 50..66 if ((cutoffVal >= 128.0f) && (cutoffVal < 144.0f)) { - resAmp *= sinf(FLOAT_PI * (cutoffVal - 128.0f) / 32.0f); + resAmp *= sin(FLOAT_PI * (cutoffVal - 128.0f) / 32.0f); } // Produce filtered square wave with 2 cosine waves on slopes @@ -222,7 +222,7 @@ float LA32WaveGenerator::generateNextSample(const Bit32u ampVal, const Bit16u pi } // Resonance sine WG - resSample *= sinf(FLOAT_PI * relWavePos / cosineLen); + resSample *= sin(FLOAT_PI * relWavePos / cosineLen); // Resonance sine amp float resAmpFadeLog2 = -0.125f * resAmpDecayFactor * (relWavePos / cosineLen); // seems to be exact @@ -243,7 +243,7 @@ float LA32WaveGenerator::generateNextSample(const Bit32u ampVal, const Bit16u pi // To ensure the output wave has no breaks, two different windows are appied to the beginning and the ending of the resonance sine segment if (relWavePos < 0.5f * cosineLen) { - float syncSine = sinf(FLOAT_PI * relWavePos / cosineLen); + float syncSine = sin(FLOAT_PI * relWavePos / cosineLen); if (relWavePos < 0.0f) { // The window is synchronous square sine here resAmpFade *= syncSine * syncSine; diff --git a/audio/softsynth/mt32/Tables.cpp b/audio/softsynth/mt32/Tables.cpp index ffd784a4b4..743820b1f8 100644 --- a/audio/softsynth/mt32/Tables.cpp +++ b/audio/softsynth/mt32/Tables.cpp @@ -82,7 +82,7 @@ Tables::Tables() { // There is a logarithmic sine table inside the LA32 chip. The table contains 13-bit integer values. for (int i = 1; i < 512; i++) { - logsin9[i] = Bit16u(0.5f - LOG2F(sinf((i + 0.5f) / 1024.0f * FLOAT_PI)) * 1024.0f); + logsin9[i] = Bit16u(0.5f - LOG2F(sin((i + 0.5f) / 1024.0f * FLOAT_PI)) * 1024.0f); } // The very first value is clamped to the maximum possible 13-bit integer |