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Marcin
2025-01-17 16:37:10 +00:00
parent 98ab6fcbe0
commit ae82a493f7
1 changed files with 4 additions and 1 deletions
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5
include/cglm/noise.h
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@@ -363,6 +363,10 @@ _glm_noiseDetail_xy2gxyz(
vec4 gy,
vec4 gz
) {
// NOTE: This function is not *quite* analogous to _glm_noiseDetail_xy2gxyzw
// to try to match the output of glm::perlin. I think it might be a bug in
// in the original implementation, but for now I'm keeping it consistent. -MK
// gx = ixy / 7.0
glm_vec4_divs(ixy, 7.0f, gx); // gx = ixy / 7.0
@@ -379,7 +383,6 @@ _glm_noiseDetail_xy2gxyz(
vec4 gxa, gya;
glm_vec4_abs(gx, gxa); // gxa = abs(gx)
glm_vec4_abs(gy, gya); // gya = abs(gy)
// gz = vec4(0.5) - abs(gx0) - abs(gy0);
_glm_vec4_sets(gz, 0.5f); // gz = 0.5