Sha256: 145302f96069d3d7a4a7ed4634172f49d395b218059e58fd637cd6368f779761
Contents?: true
Size: 688 Bytes
Versions: 30
Compression:
Stored size: 688 Bytes
Contents
vec4 pack_depth(const in float depth)
{
const vec4 bit_shift = vec4(256.0*256.0*256.0, 256.0*256.0, 256.0, 1.0);
const vec4 bit_mask = vec4(0.0, 1.0/256.0, 1.0/256.0, 1.0/256.0);
vec4 res = fract(depth * bit_shift);
res -= res.xxyz * bit_mask;
return res;
}
/*
float linearize(in float z) {
float A = pMatrix[2].z, B = pMatrix[3].z;
float n = - B / (1.0 - A); // camera z near
float f = B / (1.0 + A); // camera z far
return (2.0 * n) / (f + n - z * (f - n));
}
*/
float unpack_depth(const in vec4 rgba_depth)
{
const vec4 bit_shift = vec4(1.0/(256.0*256.0*256.0), 1.0/(256.0*256.0), 1.0/256.0, 1.0);
float depth = dot(rgba_depth, bit_shift);
return depth;
}
Version data entries
30 entries across 30 versions & 1 rubygems