taisei/resources/shader/recolor.sha
2017-11-10 22:49:16 +02:00

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#version 110
varying vec4 TexCoord0;
void main(void) {
gl_Position = ftransform();
gl_FrontColor = gl_Color;
TexCoord0 = gl_TextureMatrix[0] * gl_MultiTexCoord0;
}
%% -- FRAG
#version 110
varying vec4 TexCoord0;
uniform sampler2D tex;
uniform vec4 R;
uniform vec4 G;
uniform vec4 B;
uniform vec4 A;
uniform vec4 O;
void main(void) {
vec4 texel = texture2D(tex, vec2(TexCoord0.xy));
gl_FragColor = (
R * texel.r +
G * texel.g +
B * texel.b +
A * texel.a
) + O;
}