add noise

2024-07-31 21:03:25 +03:00
parent 485df6c245
commit 96f49bfdff
4 changed files with 19 additions and 18 deletions
--- a/shader.glsl
+++ b/shader.glsl
@ -170,7 +170,7 @@ vec3 map(vec3 p, int displace)
    vec3 p2 = ringAnim(p), q2=p2;
    an = PI/16.;
    q2.xy = rot2D(floor((atan(p2.y,p2.x)/an) + .5)*an)*q2.xy;
-    d2 = sdBox2( q2.xyz - vec3(1.75,0.,0.), vec3(.04, .14, .05) ) - .02;
+    d2 = sdBox2( q2.xyz - vec3(1.75,0.,0.), vec3(.04, .14, .05) ) - .02 + noise(p.xy*100.,1e-3,0);
    d = min(d, d2);
    if (d==d2) mat = 6.;