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add _scale_as feature

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glm_vec_scale multiplies vector (all items) by a scalar
result = vector * factor, new scale = old scale * factor

now it is possible to scale a vector as specified factor
result = unit(vector) * factor, new scale = factor
This commit is contained in:
Recep Aslantas
2017-05-21 21:34:50 +03:00
parent eafcd1d103
commit 3728102644
3 changed files with 95 additions and 33 deletions
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24
src/cglm-vec.c
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@@ -121,6 +121,24 @@ glmc_vec_scale(vec3 v, float s, vec3 dest) {
glm_vec_scale(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec4_scale(vec4 v, float s, vec4 dest) {
glm_vec4_scale(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_scale_as(vec3 v, float s, vec3 dest) {
glm_vec_scale_as(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec4_scale_as(vec3 v, float s, vec3 dest) {
glm_vec4_scale_as(v, s, dest);
}
CGLM_EXPORT
void
glmc_vec_flipsign(vec3 v) {
@@ -133,12 +151,6 @@ glmc_vec4_flipsign(vec4 v) {
glm_vec4_flipsign(v);
}
CGLM_EXPORT
void
glmc_vec4_scale(vec4 v, float s, vec4 dest) {
glm_vec4_scale(v, s, dest);
}
CGLM_EXPORT
float
glmc_vec_angle(vec3 v1, vec3 v2) {