forked from 0ad/0ad
51 lines
1.0 KiB
GLSL
51 lines
1.0 KiB
GLSL
#version 120
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uniform sampler2D renderedTex;
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uniform sampler2D depthTex;
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uniform sampler2D blurTex2;
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uniform sampler2D blurTex4;
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uniform sampler2D blurTex8;
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uniform float width;
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uniform float height;
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uniform float brightness;
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uniform float hdr;
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uniform float saturation;
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uniform float bloom;
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varying vec2 v_tex;
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void main(void)
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{
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vec3 colour = texture2D(renderedTex, v_tex).rgb;
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vec3 bloomv2 = texture2D(blurTex2, v_tex).rgb;
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vec3 bloomv4 = texture2D(blurTex4, v_tex).rgb;
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vec3 bloomv8 = texture2D(blurTex8, v_tex).rgb;
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bloomv2 = max(bloomv2 - bloom, vec3(0.0));
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bloomv4 = max(bloomv4 - bloom, vec3(0.0));
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bloomv8 = max(bloomv8 - bloom, vec3(0.0));
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vec3 bloomv = (bloomv2 + bloomv4 + bloomv8) / 3.0;
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colour = max(bloomv, colour);
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colour += vec3(brightness);
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colour -= vec3(0.5);
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colour *= vec3(hdr);
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colour += vec3(0.5);
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colour = mix(vec3(dot(colour, vec3(0.299, 0.587, 0.114))), colour, saturation);
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gl_FragColor.rgb = colour;
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gl_FragColor.a = 1.0;
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}
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