~hecanjog/pippi

0369626b2bca4ffdf8e8639eba990848e5da964b — Erik Schoster 7 days ago d9d0c43
Name the distortion types
1 files changed, 9 insertions(+), 4 deletions(-)

M astrid/orc/littlefield.c
M astrid/orc/littlefield.c => astrid/orc/littlefield.c +9 -4
@@ 43,6 43,12 @@ lpfloat_t scale[] = {
    293.333f
};

enum DistortionTypes {
    DISTORTION_FOLDBACK,
    DISTORTION_BITCRUSH,
    NUM_DISTORTIONS,
};

enum InstrumentParams {
    PARAM_NOOP,
    PARAM_OSC_AMP,


@@ 227,6 233,7 @@ int param_map_callback(void * arg, char * keystr, char * valstr) {

    } else if(strcmp(keystr, "disttype") == 0) {
        extract_int32_from_token(valstr, &val_i32);
        if(val_i32 < 0 || val_i32 >= NUM_DISTORTIONS) val_i32 = DISTORTION_FOLDBACK;
        astrid_instrument_set_param_int32(instrument, PARAM_DISTORTION_TYPE, val_i32);
    } else if(strcmp(keystr, "distmix") == 0) {
        extract_float_from_token(valstr, &val_f);


@@ 400,14 407,12 @@ int audio_callback(size_t blocksize, float ** input, float ** output, void * arg
        // apply distortion
        if(distortion_mix > 0 && distortion_amount > 0) {
            switch(distortion_type) {
                case 0:
                    // foldback distortion
                case DISTORTION_FOLDBACK:
                    d1 = LPFX.fold(output[0][i] * (distortion_amount+1), &ctx->fold1prev, instrument->samplerate);
                    d2 = LPFX.fold(output[1][i] * (distortion_amount+1), &ctx->fold2prev, instrument->samplerate);
                    break;

                case 1:
                    // bitcrushing
                case DISTORTION_BITCRUSH:
                    d1 = LPFX.crush(output[0][i], (1.f-distortion_amount) * 15 + 1);
                    d2 = LPFX.crush(output[1][i], (1.f-distortion_amount) * 15 + 1);
                    break;