48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
#include "audio_effects.h"
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static AudioEffectsParams g_params;
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static FxOctaverState g_octaverState;
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static FxEqualizerState g_eqState;
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static FxOverdriveState g_overdriveState;
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static FxSaturationState g_saturationState;
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static FxEchoState g_echoState;
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static FxReverbState g_reverbState;
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void AudioEffects_Init(void)
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{
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g_params.audio_on_off = false;
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g_params.master_volume = 0.0f;
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FxOctaver_Init(&g_octaverState, &g_params.octaver);
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FxEqualizer_Init(&g_eqState, &g_params.equalizer);
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FxOverdrive_Init(&g_overdriveState, &g_params.overdrive);
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FxSaturation_Init(&g_saturationState, &g_params.saturation);
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FxEcho_Init(&g_echoState, &g_params.echo);
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FxReverb_Init(&g_reverbState, &g_params.reverb);
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}
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float AudioEffects_Process(float input)
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{
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float sample = input;
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sample = FxOctaver_Process(&g_octaverState, &g_params.octaver, sample);
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sample = FxEqualizer_Process(&g_eqState, &g_params.equalizer, sample);
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sample = FxOverdrive_Process(&g_overdriveState, &g_params.overdrive, sample);
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sample = FxSaturation_Process(&g_saturationState, &g_params.saturation, sample);
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sample = FxEcho_Process(&g_echoState, &g_params.echo, sample);
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sample = FxReverb_Process(&g_reverbState, &g_params.reverb, sample);
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/* Coupure de sortie : les effets continuent de tourner (pas de discontinuite
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* d'etat au reactivation), seule la sortie audible est reduite au silence. */
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if (!g_params.audio_on_off)
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{
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return 0.0f;
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}
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return sample * g_params.master_volume;
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}
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AudioEffectsParams *AudioEffects_GetParams(void)
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{
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return &g_params;
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}
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