第 36 课：Texture

我的解：eezz

我的解

uniform vec2 iResolution;
uniform sampler2D iChannel0;

void main() {
  vec2 uv = gl_FragCoord.xy / iResolution.xy;
  vec2 ratio = vec2(iResolution.x/iResolution.y, 1.0);
  vec4 color = texture(iChannel0, fract(uv*ratio));

  gl_FragColor = color;
}

复盘笔记

• eezz