vec4: add new function glm_vec4_make

Function takes in a float array. Array must be
at least of size 4 and converts it into
a 4D vector.

Signed-off-by: Vincent Davis Jr <vince@underview.tech>

include/cglm/call/vec4.h

@@ -283,6 +283,10 @@ CGLM_EXPORT
 void
 glmc_vec4_sqrt(vec4 v, vec4 dest);
 
+CGLM_EXPORT
+void
+glmc_vec4_make(float * __restrict src, vec4 dest);
+
 #ifdef __cplusplus
 }
 #endif

include/cglm/struct/vec4.h

@@ -61,6 +61,7 @@
    CGLM_INLINE vec4s glms_vec4_smoothinterpc(vec4s from, vec4s to, float t);
    CGLM_INLINE vec4s glms_vec4_cubic(float s);
    CGLM_INLINE vec4s glms_vec4_swizzle(vec4s v, int mask);
+   CGLM_INLINE vec4s glms_vec4_make(float * restrict src);
  */
 
 #ifndef cglms_vec4s_h
@@ -811,4 +812,18 @@ glms_vec4_(swizzle)(vec4s v, int mask) {
   return dest;
 }
 
+/*!
+ * @brief Create four dimensional vector from pointer
+ *
+ * @param[in]  src  pointer to an array of floats
+ * @returns constructed 4D vector from raw pointer
+ */
+CGLM_INLINE
+vec4s
+glms_vec4_(make)(float * __restrict src) {
+  vec4s dest;
+  glm_vec4_make(src, dest.raw);
+  return dest;
+}
+
 #endif /* cglms_vec4s_h */

include/cglm/vec4.h

@@ -58,6 +58,7 @@
    CGLM_INLINE void  glm_vec4_smoothinterp(vec4 from, vec4 to, float t, vec4 dest);
    CGLM_INLINE void  glm_vec4_smoothinterpc(vec4 from, vec4 to, float t, vec4 dest);
    CGLM_INLINE void  glm_vec4_swizzle(vec4 v, int mask, vec4 dest);
+   CGLM_INLINE void  glm_vec4_make(float * restrict src, vec4 dest);
 
  DEPRECATED:
    glm_vec4_dup
@@ -1133,4 +1134,17 @@ glm_vec4_swizzle(vec4 v, int mask, vec4 dest) {
   glm_vec4_copy(t, dest);
 }
 
+/*!
+ * @brief Create four dimensional vector from pointer
+ *
+ * @param[in]  src  pointer to an array of floats
+ * @param[out] dest destination vector
+ */
+CGLM_INLINE
+void
+glm_vec4_make(float * __restrict src, vec4 dest) {
+  dest[0] = src[0]; dest[1] = src[1];
+  dest[2] = src[2]; dest[3] = src[3];
+}
+
 #endif /* cglm_vec4_h */