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ericleong/fade_fragment_shader.glsl

Created February 26, 2015 05:02
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Fade Effect Fragment Shader
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fade_fragment_shader.glsl
#extension GL_OES_EGL_image_external : require
precision mediump float;
varying vec2 vTextureCoord;
uniform samplerExternalOES sTexture;
void main() {
vec4 color = texture2D(sTexture, vTextureCoord);
float r = 0.2 + 0.8 * color.r;
float g = 0.2 + 0.8 * color.g;
float b = 0.2 + 0.8 * color.b;
gl_FragColor = vec4(r, g, b, 1.0);
}
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