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Rakarake 2026-02-24 19:18:25 +01:00
parent 5579a8c25a
commit 35bfa62916
1 changed files with 9 additions and 1 deletions
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10
examples/wavy.glsl
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@ -1,3 +1,5 @@
#define PI 3.1415926538
void mainImage(out vec4 fragColor, in vec2 fragCoord) { void mainImage(out vec4 fragColor, in vec2 fragCoord) {
vec2 uv = fragCoord / iResolution; vec2 uv = fragCoord / iResolution;
@ -9,7 +11,13 @@ void mainImage(out vec4 fragColor, in vec2 fragCoord) {
float distance = distance(uv, vec2(0.5, 0.5)); float distance = distance(uv, vec2(0.5, 0.5));
float inverse_distance = 1.0 - distance; float inverse_distance = 1.0 - distance;
lines_uv += (lines_uv - vec2(0.5, 0.5)) * inverse_distance * 3.0; lines_uv += (lines_uv - vec2(0.5, 0.5)) * inverse_distance * 3.0;
float rot = PI * 0.2;
mat2x2 rotm = mat2x2(
cos(rot), -sin(rot),
sin(rot), cos(rot)
);
lines_uv *= rotm;
//mat2x2 x = mat2x2(1.0, 1.0, 1.0, 1.0);
// The lines themselves // The lines themselves
float lines_timescale = iTime * 0.6; float lines_timescale = iTime * 0.6;
lines_uv.x += sin(lines_timescale + lines_uv.y * 30.0) * 0.2;// * sin(lines_timescale); lines_uv.x += sin(lines_timescale + lines_uv.y * 30.0) * 0.2;// * sin(lines_timescale);