source: data/branches/Shader_HS18/programs/GLSL150/DepthShadowmapCasterVp.glsl @ 12292

#version 150

uniform mat4 worldViewProj;
uniform vec4 texelOffsets;
uniform vec4 depthRange;

in vec4 vertex;
out vec2 depth;

void main()
{
        gl_Position = worldViewProj * vertex;

        // fix pixel / texel alignment
        gl_Position.xy += texelOffsets.zw * gl_Position.w;
        // linear depth storage
        // offset / scale range output
#if LINEAR_RANGE
        depth.x = (gl_Position.z - depthRange.x) * depthRange.w;
#else
        depth.x = gl_Position.z;
#endif
        depth.y = gl_Position.w;
}