Bliss-Shader/shaders/deferred2.fsh
Xonk 216db6b84d Latest Dev
its very scary to look at
2023-01-12 15:28:19 -05:00

30 lines
940 B
GLSL

#version 120
#extension GL_EXT_gpu_shader4 : enable
#include "lib/settings.glsl"
uniform sampler2D colortex4;
uniform sampler2D depthtex1;
uniform float near;
uniform float far;
float linZ(float depth) {
return (2.0 * near) / (far + near - depth * (far - near));
}
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void main() {
/* DRAWBUFFERS:4 */
vec3 oldTex = texelFetch2D(colortex4, ivec2(gl_FragCoord.xy), 0).xyz;
float newTex = texelFetch2D(depthtex1, ivec2(gl_FragCoord.xy*4), 0).x;
if (newTex < 1.0)
gl_FragData[0] = vec4(oldTex, linZ(newTex)*linZ(newTex)*65000.0);
else
gl_FragData[0] = vec4(oldTex, 2.0);
}