made visualiser even cooler

ampler.c

@@ -30,7 +30,10 @@ Ampler_state *init() {
 		puts(SDL_GetError());
 
 	// TODO: iterate a directory to load samples
+	load_sample(state, "haunted.wav");
+	load_sample(state, "mix.wav");
 	load_sample(state, "loop2.wav");
+	load_sample(state, "loop.wav");
 	load_sample(state, "chord.wav");
 
 	puts("init.");

ampler.h

@@ -34,6 +34,8 @@ for int N##_i = 0; N##_i == 0; N##_i = 1 do \
 for TYPE *N = &((ARRAY)[N##_i]); N != NULL; N = NULL do \
 for ; N##_i < arraylen(ARRAY); N##_i += 1, N = &((ARRAY)[N##_i]) do
 
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+
 #define SAMPLE_RATE (44100)
 #define CHANNELS (2)
 #define FRAME_SAMPLES (SAMPLE_RATE / 60)

audio.c

@@ -7,6 +7,16 @@ void trigger_sounds(Ampler_state *state) {
 	// TODO: Check sound names
 	// TODO: func to decode orca numbers
 
+	foreach_ptr(Sound_src, s, state -> sounds)
+		if s->state == SND_LOOPING do {
+		// THIS IS ALL JUST So I PLAY WITH THIS LOOP
+			// s->speed = 1.65f;
+			// s->note_speed = 0.84f;
+			// f32 sp = 0.9f;
+			// s->start = (s->track_len / 10) * sp;
+			// s->end = (s->track_len / 10) * (sp + 0.2f);
+		}
+
 	// TODO: NOTE SPEED
 	foreach_ptr(Udp_msg, m, state -> messages)
 		if m -> state == MSG_TRIGGER do

draw.c

@@ -4,7 +4,8 @@ void draw_frame(SDL_Window *w, SDL_Renderer *r, Ampler_state *state) {
 	SDL_SetRenderDrawColor(r, 0x1D, 0x2B, 0x53, 255);
 
 	SDL_SetRenderDrawBlendMode(r, SDL_BLENDMODE_BLEND);
-	SDL_SetRenderDrawColor(r, 10, 10, 10, 20);
+	SDL_SetRenderDrawBlendMode(r, SDL_BLENDMODE_NONE);
+	SDL_SetRenderDrawColor(r, 10, 10, 10, 40);
 	SDL_Rect screen = { 0, 0, 512, 512 };
 	SDL_RenderFillRect(r, &screen);
 	// SDL_RenderClear(r);
@@ -39,25 +40,45 @@ void draw_frame(SDL_Window *w, SDL_Renderer *r, Ampler_state *state) {
 	for int x = 0; x < FRAME_SAMPLES - 1; x += 1 do {
 		u8 cur = state->frame_mix[0][x] + 128;
 		u8 next = state->frame_mix[0][x + 1] + 128;
-		markov[cur][255 - next] += 1;
+		markov[cur][next] += 1;
 	}
+
+	/*
 	for int x = 0; x < 256; x += 1 do {
 		u8 to = 0;
 		for int y = 0; y < 255; y += 1 do to += markov[x][y];
 		markov[x][255] = to;
 	}
+	*/
+
+	int start_x = 255, end_x = 0;
+
 	for int x = 0; x < 256; x += 1 do {
-		u8 to = markov[x][255];
+		// for each colum
-		if to == 0 do continue;
+		// copy into temp col, store how filed, col is
-		for int y = 0; y < 255; y += 1 do
+		// go over each thing, fill coll in Idx number of times
-			; //markov[x][y] *= to;
+		// for remainder of col fill with re-roll value
+		u8 temp[256] = { 0 }; // amount of each dest, by index
+		for int i = 0; i < 256; i++
+			do temp[i] = markov[x][i];
+		s32 next = 0;
+		for int i = 0; i < 256; i++ do
+			for int j = 0; j < temp[i] and next < 256; j++ do {
+				markov[x][next++] = i;
+				if x < start_x do start_x = x;
+				if x > end_x do end_x = x;
+			}
 	}
 
-	for int x = 0; x < 256; x += 1 do	
+	//for int x = 0; x < 256; x++ do markov[x][0] = x, markov[0][x] = x;
+
+	for int x = start_x; x < end_x; x += 1 do	
 		for int y = 0; y < 256; y += 1 do {
-			u8 m = markov[x][y];
+			s32 m = markov[x][255 - y];
-			const int s = 20;
+			SDL_SetRenderDrawColor(r,
-			SDL_SetRenderDrawColor(r, m * s, m * s, m * s, 255);
+				m >= 10 ? m : 0,
+				MIN(255, m < 4 ? m * 100 : 0),
+				MIN(255, m < 10 and m >= 4 ? m * 100 : 0), 255);
 			if m != 0 do {
 				SDL_RenderDrawPoint(r, x * 2, y * 2);
 				SDL_RenderDrawPoint(r, x * 2 + 1, y * 2);