32 lines
1.2 KiB
GLSL
32 lines
1.2 KiB
GLSL
#version 120
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uniform sampler2D DiffuseSampler;
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uniform sampler2D BlurSampler;
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varying vec2 texCoord;
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varying vec2 scaledCoord;
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uniform vec2 InSize;
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uniform vec4 Scissor;
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uniform vec4 Vignette;
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void main() {
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vec4 ScaledTexel = texture2D(DiffuseSampler, scaledCoord);
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vec4 BlurTexel = texture2D(BlurSampler, texCoord);
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vec4 OutTexel = ScaledTexel;
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// -- Alpha Clipping --
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if (scaledCoord.x < Scissor.x) OutTexel = BlurTexel;
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if (scaledCoord.y < Scissor.y) OutTexel = BlurTexel;
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if (scaledCoord.x > Scissor.z) OutTexel = BlurTexel;
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if (scaledCoord.y > Scissor.w) OutTexel = BlurTexel;
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clamp(scaledCoord, 0.0, 1.0);
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if (scaledCoord.x < Vignette.x) OutTexel = mix(BlurTexel, OutTexel, (Scissor.x - scaledCoord.x) / (Scissor.x - Vignette.x));
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if (scaledCoord.y < Vignette.y) OutTexel = mix(BlurTexel, OutTexel, (Scissor.y - scaledCoord.y) / (Scissor.y - Vignette.y));
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if (scaledCoord.x > Vignette.z) OutTexel = mix(BlurTexel, OutTexel, (Scissor.z - scaledCoord.x) / (Scissor.z - Vignette.z));
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if (scaledCoord.y > Vignette.w) OutTexel = mix(BlurTexel, OutTexel, (Scissor.w - scaledCoord.y) / (Scissor.w - Vignette.w));
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gl_FragColor = vec4(OutTexel.rgb, 1.0);
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}
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