GameCult/CultLib
Watch
9
0
Fork
You've already forked CultLib
 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

CultMath.Phacelle.glsl regenerated for cosine/sine

Browse source 
Written by CULTMATH_WRITE_GLSL=1 on Yggdrasil (sdk:10.0) at d605c70b; sha256 21eef3c38cc609909444c906a1ef965f01b541f2301023a722e64ecc4c846387. glsl-parity.json and device-bounds-lavapipe.txt are untouched by the regeneration.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Meta Vens 2026-10-17 19:28:00 +02:00
commit c027d3f884
1 changed files with 6 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

12
packages/cultmath/shaders/CultMath.Phacelle.glsl
View file

@ -14,8 +14,8 @@
// against CultMath.CultPhasor, same field order.
struct CultPhasor
{
vec4 cos;
vec4 sin;
vec4 cosine;
vec4 sine;
};
// Johansen's Phacelle noise on 3D cells. See math.phacelle's comment (math.Phacelle.cs) for the stripe wave
@ -84,13 +84,13 @@ CultPhasor cultmath_phacelle(vec3 p, vec3 side, float offset, float normalizatio
float outCos = rawCos / rawLength;
float outSin = rawSin / rawLength;
vec3 gradLength = (rawCos * gradRawCos + rawSin * gradRawSin) / rawLength;
result.cos = vec4((gradRawCos - outCos * gradLength) / rawLength, outCos);
result.sin = vec4((gradRawSin - outSin * gradLength) / rawLength, outSin);
result.cosine = vec4((gradRawCos - outCos * gradLength) / rawLength, outCos);
result.sine = vec4((gradRawSin - outSin * gradLength) / rawLength, outSin);
}
else
{
result.cos = vec4(gradRawCos / floorLength, rawCos / floorLength);
result.sin = vec4(gradRawSin / floorLength, rawSin / floorLength);
result.cosine = vec4(gradRawCos / floorLength, rawCos / floorLength);
result.sine = vec4(gradRawSin / floorLength, rawSin / floorLength);
}
return result;