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fbc7cf5e65
Use `gl_FragCoords` instead passing the normalised screen-space coordinates to the fragment shader in a numerically unstable way.
21 lines
461 B
GLSL
21 lines
461 B
GLSL
#version 120
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uniform mat4 projectionMatrix;
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varying vec4 position;
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varying float linearDepth;
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#include "shadows_vertex.glsl"
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#include "depth.glsl"
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void main(void)
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{
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gl_Position = projectionMatrix * (gl_ModelViewMatrix * gl_Vertex);
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position = gl_Vertex;
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vec4 viewPos = gl_ModelViewMatrix * gl_Vertex;
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linearDepth = getLinearDepth(gl_Position.z, viewPos.z);
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setupShadowCoords(viewPos, normalize((gl_NormalMatrix * gl_Normal).xyz));
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}
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