source: trunk/tools/neercs/video/remanency.lolfx @ 1661 Tweet

-- GLSL.Vert --

#version 120

void main()
        {
        gl_Position=gl_Vertex;
        gl_TexCoord[0]=gl_MultiTexCoord0;
        }

-- GLSL.Frag --

#version 120

uniform sampler2D texture;
uniform sampler2D texture_buffer;
uniform vec2 screen_size;
uniform float screen_color;
uniform float value1;
uniform float value2;

void main(void)
        {
        vec2 p=gl_TexCoord[0].xy;
        vec4 source=texture2D(texture,p);
        vec4 buffer=texture2D(texture_buffer,p);
        vec4 color=source*value1+buffer*value2;
        gl_FragColor=color;
        }