Sha256: 0fb33920c4b4eef884c16ddb2b428e228228070e8592dbf5309a7d1ec53657d0
Contents?: true
Size: 695 Bytes
Versions: 10
Compression:
Stored size: 695 Bytes
Contents
#ifdef GL_ES
precision mediump float;
precision mediump int;
#endif
#define PROCESSING_TEXTURE_SHADER
uniform sampler2D texture;
uniform float time;
uniform vec2 resolution;
uniform vec2 mouse;
void main(void) {
vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / resolution.xy;
vec2 m = -1.0 + 2.0 * mouse.xy / resolution.xy;
float a1 = atan(p.y - m.y, p.x - m.x);
float r1 = sqrt(dot(p - m, p - m));
float a2 = atan(p.y + m.y, p.x + m.x);
float r2 = sqrt(dot(p + m, p + m));
vec2 uv;
uv.x = 0.2 * time + (r1 - r2) * 0.25;
uv.y = sin(2.0 * (a1 - a2));
float w = r1 * r2 * 0.8;
vec3 col = texture2D(texture, 0.5 - 0.495 * uv).xyz;
gl_FragColor = vec4(col / (0.1 + w), 1.0);
}
Version data entries
10 entries across 10 versions & 1 rubygems