thebookofshaders/14/texture.frag
Patricio Gonzalez Vivo a8ef0b6741 optical toys
2015-05-05 10:19:16 -04:00

22 lines
408 B
GLSL

// Author @patriciogv - 2015
// http://patriciogonzalezvivo.com
#ifdef GL_ES
precision mediump float;
#endif
uniform sampler2D u_tex0;
uniform vec2 u_tex0Resolution;
uniform vec2 u_resolution;
uniform vec2 u_mouse;
uniform float u_time;
void main () {
vec2 st = gl_FragCoord.xy/u_resolution.xy;
vec4 color = vec4(st.x,st.y,0.0,1.0);
color = texture2D(u_tex0,st);
gl_FragColor = color;
}