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fix affine scale

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This commit is contained in:
Recep Aslantas
2016-09-13 00:01:36 +03:00
parent fbbc76e705
commit 5ef29b76e2
2 changed files with 24 additions and 9 deletions
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16
include/cglm-affine.h
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@@ -74,25 +74,23 @@ glm_translate_z(mat4 m, float to) {
CGLM_INLINE
void
glm_scale_to(mat4 m, vec3 v, mat4 dest) {
dest[0][0] = m[0][0] * v[0];
dest[1][1] = m[1][1] * v[1];
dest[2][2] = m[2][2] * v[2];
glm_vec_scale(m[0], v[0], dest[0]);
glm_vec_scale(m[1], v[1], dest[1]);
glm_vec_scale(m[2], v[2], dest[2]);
glm_vec_dup(m[3], dest[3]);
}
CGLM_INLINE
void
glm_scale(mat4 m, vec3 v) {
m[0][0] *= v[0];
m[1][1] *= v[1];
m[2][2] *= v[2];
glm_scale_to(m, v, m);
}
CGLM_INLINE
void
glm_scale1(mat4 m, float s) {
m[0][0] *= s;
m[1][1] *= s;
m[2][2] *= s;
glm_scale_to(m, (vec3){s, s, s}, m);
}
CGLM_INLINE