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17 lines
461 B
GLSL
17 lines
461 B
GLSL
#ifdef GL_ES
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precision mediump float;
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precision mediump int;
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#endif
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uniform sampler2D textureSampler;
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uniform sampler2D maskSampler;
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uniform vec2 texcoordOffset;
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varying vec4 vertColor;
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varying vec4 vertTexcoord;
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void main() {
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vec4 texColor = texture2D(textureSampler, vertTexcoord.st).rgba;
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vec4 maskColor = texture2D(maskSampler, vec2(vertTexcoord.s, 1.0 - vertTexcoord.t)).rgba;
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gl_FragColor = mix(texColor, vec4(0, 0, 0, 0), 1.0 - maskColor.r);
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} |