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fix(linalg/glsl): incorrect quat by vector3 multiplication

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IllusionMan1212
2024-04-28 21:44:34 +02:00
parent a37826e646
commit 1f5f417116
1 changed files with 2 additions and 2 deletions
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core/math/linalg/glsl/linalg_glsl.odin
+2 -2
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@@ -1724,7 +1724,7 @@ quatFromMat4 :: proc "c" (m: mat4) -> (q: quat) {
@(require_results) @(require_results)
quatMulVec3 :: proc "c" (q: quat, v: vec3) -> vec3 { quatMulVec3 :: proc "c" (q: quat, v: vec3) -> vec3 {
xyz := vec3{q.x, q.y, q.z} xyz := vec3{q.x, q.y, q.z}
t := cross(xyz, v) t := cross(2.0 * xyz, v)
return v + q.w*t + cross(xyz, t) return v + q.w*t + cross(xyz, t)
} }
@@ -1832,7 +1832,7 @@ dquatFromDmat4 :: proc "c" (m: dmat4) -> (q: dquat) {
@(require_results) @(require_results)
dquatMulDvec3 :: proc "c" (q: dquat, v: dvec3) -> dvec3 { dquatMulDvec3 :: proc "c" (q: dquat, v: dvec3) -> dvec3 {
xyz := dvec3{q.x, q.y, q.z} xyz := dvec3{q.x, q.y, q.z}
t := cross(xyz, v) t := cross(2.0 * xyz, v)
return v + q.w*t + cross(xyz, t) return v + q.w*t + cross(xyz, t)
} }