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This commit is contained in:
Recep Aslantas
2016-09-11 23:11:24 +03:00
parent a95ee3423d
commit 6635fdd7c1
2 changed files with 72 additions and 0 deletions
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25
include/cglm-vec.h
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@@ -54,4 +54,29 @@ glm_vec_normalize(vec3 vec, vec3 dest) {
dest[2] = vec[2] / norm;
}
CGLM_INLINE
void
glm_vec_normalize_self(vec3 v) {
float norm;
norm = glm_vec_norm(v);
if (norm == 0.0f) {
v[0] = v[1] = v[2] = 0.0f;
return;
}
v[0] = v[0] / norm;
v[1] = v[1] / norm;
v[2] = v[2] / norm;
}
CGLM_INLINE
void
glm_vec_sub3(vec3 v1, vec3 v2, vec3 dest) {
dest[0] = v1[0] - v2[0];
dest[1] = v1[1] - v2[1];
dest[2] = v1[2] - v2[2];
}
#endif /* cglm_vec_h */