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ampler
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disabled markov stuffs, switched to mono

master
bx 2022-02-10 20:16:11 +00:00
parent d6b6846669
commit 141636d742
3 changed files with 12 additions and 20 deletions
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4
ampler.c
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@ -42,8 +42,8 @@ Ampler_state *init() {
puts(SDL_GetError());
// TODO: iterate a directory to load samples
//load_sample(state, "./mix.wav");
load_sample(state, "./haunted.wav");
load_sample(state, "./mix.wav");
//load_sample(state, "./haunted.wav");
//load_sample(state, "./loop2.wav");
//load_sample(state, "./loop.wav");
//load_sample(state, "./chord.wav");

20
audio.c
View File

@ -95,24 +95,14 @@ int audio_frame(Ampler_state *state) {
// TODO: We should use CHANNELS here
// static s8 mix_l[FRAME_SAMPLES] = { 0 }, mix_r[FRAME_SAMPLES] = { 0 };
s8 *mix_l = state->frame_mix[0], *mix_r = state->frame_mix[1];
s8 *mix_l = state->frame_mix[0]; // s8 *mix_l = state->frame_mix[0], *mix_r = state->frame_mix[1];
SDL_memset(mix_l, 0, FRAME_SAMPLES / sizeof (s8));
SDL_memset(mix_r, 0, FRAME_SAMPLES / sizeof (s8));
//SDL_memset(mix_r, 0, FRAME_SAMPLES / sizeof (s8));
s8 *mix[] = { mix_l, mix_r };
s8 *mix[] = { mix_l }; //s8 *mix[] = { mix_l, mix_r };
foreach_ptr(Sound_src, snd, state -> sounds)
sound_src_frame(snd, mix);
// MARKOV TEST
SDL_memset(&(state->markov), 0, sizeof state->markov);
markov_gen(&(state->markov), mix_l);
markov_synth(&(state->markov), mix_l);
for int i = 0; i < FRAME_SAMPLES; i += 1 do
mix_r[i] = mix_l[i];
// MARKOV TEST
const int vol = 100;
static s16 frame[FRAME_SAMPLES * CHANNELS] = { 0 };
for int i = 0; i < FRAME_SAMPLES; i += 1 do
@ -178,8 +168,10 @@ void load_sample(Ampler_state *state, const char *file_name) {
puts("fffuuuck");
for int i = 0; i < snd -> track_len; i += 1 do
for int t = 0; t < chans; t += 1 do
for int t = 0; t < chans; t += 1 do {
if t >= CHANNELS do continue; // THIS GETS US MONO
snd -> tracks[t][i] = (s8) (buffer[i * chans + t] >> 8);
}
SDL_FreeWAV((void *) buffer);

8
draw.c
View File

@ -38,11 +38,12 @@ void draw_frame(SDL_Window *w, SDL_Renderer *r, Ampler_state *state) {
// SDL_RenderClear(r);
//markov_draw(&(state->markov), r);
SDL_memset(&(state->markov), 0, sizeof state->markov);
markov_gen(&(state->markov), state->frame_mix[1]);
markov_draw(&(state->markov), r);
//SDL_memset(&(state->markov), 0, sizeof state->markov);
//markov_gen(&(state->markov), state->frame_mix[1]);
//markov_draw(&(state->markov), r);
SDL_RenderPresent(r);
}
/*
for int x = 0; x < 256; x += 1 do
@ -96,4 +97,3 @@ void draw_frame(SDL_Window *w, SDL_Renderer *r, Ampler_state *state) {
}
}
*/
}