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deze versie cared nie om aspect ratio. kmoet die truc onthouden

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Beppe Vanrolleghem
2024-05-28 21:57:01 +02:00
parent 847dc22b39
commit ad2ba1870d
3 changed files with 36 additions and 0 deletions
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learning/shaping/dotgrid.frag
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@@ -19,8 +19,11 @@ float circle_grid(in vec2 _st, in float _radius, in float amount, in float speed
void main() {
vec2 st = gl_FragCoord.xy/u_resolution;
st.x *= u_resolution.x/u_resolution.y;
vec3 color = vec3(0.0,0.0,0.0);
vec2 stm = (u_mouse/u_resolution)-vec2(.5);
circle_grid(st,(sin(u_time)+1.)/2., 8., 2.,stm.x, stm.y*-1.);
color.r = circle_grid(st,(sin(u_time)+1.)/2., 8., 2.,stm.x, stm.y*-1.);
color.g = circle_grid(st,(sin(u_time*2.)+1.)/4., 8., 2.,stm.x*-1., stm.y*-1.);
color.b = circle_grid(st,(sin(u_time*3.)+1.)/8., 8., 2.,stm.x*-1., stm.y);