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add documentation to util header

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Recep Aslantas
2018-01-15 16:02:48 +03:00
parent 703c74b6ca
commit 37f6bb8725
1 changed files with 38 additions and 0 deletions
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38
include/cglm/util.h
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@@ -31,36 +31,68 @@ glm_sign(int val) {
return ((val >> 31) - (-val >> 31));
}
/*!
* @brief convert degree to radians
*
* @param[in] deg angle in degrees
*/
CGLM_INLINE
float
glm_rad(float deg) {
return deg * CGLM_PI / 180.0f;
}
/*!
* @brief convert radians to degree
*
* @param[in] deg angle in radians
*/
CGLM_INLINE
float
glm_deg(float rad) {
return rad * 180.0f / CGLM_PI;
}
/*!
* @brief convert exsisting degree to radians. this will override degrees value
*
* @param[in, out] deg pointer to angle in degrees
*/
CGLM_INLINE
void
glm_make_rad(float *deg) {
*deg = *deg * CGLM_PI / 180.0f;
}
/*!
* @brief convert exsisting radians to degree. this will override radians value
*
* @param[in, out] rad pointer to angle in radians
*/
CGLM_INLINE
void
glm_make_deg(float *rad) {
*rad = *rad * 180.0f / CGLM_PI;
}
/*!
* @brief multiplies given parameter with itself = x * x or powf(x, 2)
*
* @param[in] x x
*/
CGLM_INLINE
float
glm_pow2(float x) {
return x * x;
}
/*!
* @brief find minimum of given two values
*
* @param[in] a number 1
* @param[in] b number 2
*/
CGLM_INLINE
float
glm_min(float a, float b) {
@@ -69,6 +101,12 @@ glm_min(float a, float b) {
return b;
}
/*!
* @brief find maximum of given two values
*
* @param[in] a number 1
* @param[in] b number 2
*/
CGLM_INLINE
float
glm_max(float a, float b) {