diff options
Diffstat (limited to 'shader.frag')
| -rw-r--r-- | shader.frag | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/shader.frag b/shader.frag index 2084f1c..53db428 100644 --- a/shader.frag +++ b/shader.frag @@ -1,3 +1,4 @@ +#version 330 core #ifdef GL_ES precision mediump float; #endif @@ -7,9 +8,10 @@ uniform float time; uniform float m; //uniform sampler2D backbuffer; -uniform sampler2D image1; -uniform sampler2D image2; -uniform sampler2D image3; +uniform sampler2D img0; +uniform sampler2D img1; +uniform sampler2D img2; +uniform sampler2D img3; //uniform vec2 u_tex0Resolution; float random (in float x) { @@ -18,8 +20,13 @@ float random (in float x) { void main (void) { vec2 st = gl_FragCoord.xy/resolution.xy; - vec4 i1 = texture2D(image1,st*0.8); - vec4 i2 = texture2D(image2,st); - gl_FragColor = mix(i1,i2,m); + vec4 i1 = texture2D(img0,st*0.8); + vec4 i2 = texture2D(img1,st); + vec4 i3 = texture2D(img2,st*1.2); + vec4 i4 = texture2D(img3,st); + i1 = mix(i1,i2,sin(time)); + i2 = mix(i3,i4,cos(time)); + //gl_FragColor = mix(i1,i2,0.5); + gl_FragColor = i1; //gl_FragColor = texture2D(image1,st*sin(time*2.)); } |