Enable crinkler

src/fft.cpp

@@ -3,6 +3,9 @@
 
 static float window[FFT_SIZE];
 
+constexpr float M_PI = 3.14159;
+
+
 // Call once before use
 void init_hamming_window() {
     for (int i = 0; i < FFT_SIZE; i++) {

src/fft.h

@@ -2,11 +2,6 @@
 #include <stdlib.h>
 #include <math.h>
 
-
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
 #define FFT_SIZE 4096
 void init_hamming_window();
 void compute_fft(float* time_data, float* freq_out);

src/shaders/fragment.frag

@@ -3,7 +3,7 @@ precision mediump float;
 out vec4 o;
 const float PI = 22./7.;
 layout(location = 0) uniform float syncs[7];
-layout(location = 8) uniform float fft_output[512]; // FFT_SIZE / 4
+layout(location = 8) uniform float fft_output[1024]; // FFT_SIZE / 4
 float u_time = syncs[0];
 
 vec3 render(vec2 uv, float time) {

src/shaders/fragment.inl

@@ -11,7 +11,7 @@ const char *fragment_frag =
  "out vec4 f;"
  "const float m=22./7.;"
  "layout(location=0)uniform float v[7];"
- "layout(location=8)uniform float l[512];"
+ "layout(location=8)uniform float l[1024];"
  "float n=v[0];"
  "void main()"
  "{"