Shader Library

#define BPM 130.0

varying vec2 v_uv;

uniform float u_time;

uniform vec2 u_resolution;

vec3 palette(float t)

{

vec3 a = vec3(0.821, 0.328, 0.242);

vec3 b = vec3(0.659, 0.481, 0.896);

vec3 c = vec3(0.612, 0.340, 0.296);

vec3 d = vec3(2.820, 3.026, -0.273);

return a + b * cos((PI * 2.0) * (c * t + d));

}

vec3 hash( vec3 p )

{

p = vec3(

dot(p, vec3(127.1,311.7, 74.7)),

dot(p, vec3(269.5,183.3,246.1)),

dot(p, vec3(113.5,271.9,124.6))

);

return - 1.0 + 2.0 * fract(sin(p) * 43758.5453123);

}

float noise( in vec3 p )

{