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Add ivec2 functions

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This commit is contained in:
Christopher Lang
2022-05-17 22:25:10 +01:00
parent d582146d9a
commit a85744430a
3 changed files with 350 additions and 0 deletions
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56
include/cglm/call/ivec2.h
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@@ -17,6 +17,62 @@ CGLM_EXPORT
void
glmc_ivec2(int * __restrict v, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_copy(ivec2 a, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_zero(ivec2 v);
CGLM_EXPORT
void
glmc_ivec2_one(ivec2 v);
CGLM_EXPORT
void
glmc_ivec2_add(ivec2 a, ivec2 b, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_adds(ivec2 v, int s, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_sub(ivec2 a, ivec2 b, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_subs(ivec2 v, int s, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_mul(ivec2 a, ivec2 b, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_scale(ivec2 v, int s, ivec2 dest);
CGLM_EXPORT
int
glmc_ivec2_distance2(ivec2 a, ivec2 b);
CGLM_EXPORT
float
glmc_ivec2_distance(ivec2 a, ivec2 b);
CGLM_EXPORT
void
glmc_ivec2_maxv(ivec2 a, ivec2 b, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_minv(ivec2 a, ivec2 b, ivec2 dest);
CGLM_EXPORT
void
glmc_ivec2_clamp(ivec2 v, int minVal, int maxVal);
#ifdef __cplusplus
}
#endif

210
include/cglm/ivec2.h
View File

@@ -8,6 +8,20 @@
/*
FUNCTIONS:
CGLM_INLINE void glm_ivec2(int * __restrict v, ivec2 dest)
CGLM_INLINE void glm_ivec2_copy(ivec2 a, ivec2 dest)
CGLM_INLINE voidglm_ivec2_zero(ivec2 v)
CGLM_INLINE void glm_ivec2_one(ivec2 v)
CGLM_INLINE void glm_ivec2_add(ivec2 a, ivec2 b, ivec2 dest)
CGLM_INLINE void glm_ivec2_adds(ivec2 v, int s, ivec2 dest)
CGLM_INLINE void glm_ivec2_sub(ivec2 a, ivec2 b, ivec2 dest)
CGLM_INLINE void glm_ivec2_subs(ivec2 v, int s, ivec2 dest)
CGLM_INLINE void glm_ivec2_mul(ivec2 a, ivec2 b, ivec2 dest)
CGLM_INLINE void glm_ivec2_scale(ivec2 v, int s, ivec2 dest)
CGLM_INLINE int glm_ivec2_distance2(ivec2 a, ivec2 b)
CGLM_INLINE float glm_ivec2_distance(ivec2 a, ivec2 b)
CGLM_INLINE void glm_ivec2_maxv(ivec2 a, ivec2 b, ivec2 dest)
CGLM_INLINE void glm_ivec2_minv(ivec2 a, ivec2 b, ivec2 dest)
CGLM_INLINE void glm_ivec2_clamp(ivec2 v, int minVal, int maxVal)
*/
#ifndef cglm_ivec2_h
@@ -28,4 +42,200 @@ glm_ivec2(int * __restrict v, ivec2 dest) {
dest[1] = v[1];
}
/*!
* @brief copy all members of [a] to [dest]
*
* @param[in] a source vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_copy(ivec2 a, ivec2 dest) {
dest[0] = a[0];
dest[1] = a[1];
}
/*!
* @brief set all members of [v] to zero
*
* @param[out] v vector
*/
CGLM_INLINE
void
glm_ivec2_zero(ivec2 v) {
v[0] = v[1] = 0;
}
/*!
* @brief set all members of [v] to one
*
* @param[out] v vector
*/
CGLM_INLINE
void
glm_ivec2_one(ivec2 v) {
v[0] = v[1] = 1;
}
/*!
* @brief add vector [a] to vector [b] and store result in [dest]
*
* @param[in] a first vector
* @param[in] b second vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_add(ivec2 a, ivec2 b, ivec2 dest) {
dest[0] = a[0] + b[0];
dest[1] = a[1] + b[1];
}
/*!
* @brief add scalar s to vector [v] and store result in [dest]
*
* @param[in] v vector
* @param[in] s scalar
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_adds(ivec2 v, int s, ivec2 dest) {
dest[0] = v[0] + s;
dest[1] = v[1] + s;
}
/*!
* @brief subtract vector [b] from vector [a] and store result in [dest]
*
* @param[in] a first vector
* @param[in] b second vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_sub(ivec2 a, ivec2 b, ivec2 dest) {
dest[0] = a[0] - b[0];
dest[1] = a[1] - b[1];
}
/*!
* @brief subtract scalar s from vector [v] and store result in [dest]
*
* @param[in] v vector
* @param[in] s scalar
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_subs(ivec2 v, int s, ivec2 dest) {
dest[0] = v[0] - s;
dest[1] = v[1] - s;
}
/*!
* @brief multiply vector [a] with vector [b] and store result in [dest]
*
* @param[in] a frist vector
* @param[in] b second vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_mul(ivec2 a, ivec2 b, ivec2 dest) {
dest[0] = a[0] * b[0];
dest[1] = a[1] * b[1];
}
/*!
* @brief multiply vector [a] with scalar s and store result in [dest]
*
* @param[in] v vector
* @param[in] s scalar
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_scale(ivec2 v, int s, ivec2 dest) {
dest[0] = v[0] * s;
dest[1] = v[1] * s;
}
/*!
* @brief squared distance between two vectors
*
* @param[in] a first vector
* @param[in] b second vector
* @return returns squared distance
*/
CGLM_INLINE
int
glm_ivec2_distance2(ivec2 a, ivec2 b) {
int xd = a[0] - b[0];
int yd = a[1] - b[1];
return xd * xd + yd * yd;
}
/*!
* @brief distance between two vectors
*
* @param[in] a first vector
* @param[in] b second vector
* @return returns distance
*/
CGLM_INLINE
float
glm_ivec2_distance(ivec2 a, ivec2 b) {
return sqrtf((float)glm_ivec2_distance2(a, b));
}
/*!
* @brief set each member of dest to greater of vector a and b
*
* @param[in] a first vector
* @param[in] b second vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_maxv(ivec2 a, ivec2 b, ivec2 dest) {
dest[0] = a[0] > b[0] ? a[0] : b[0];
dest[1] = a[1] > b[1] ? a[1] : b[1];
}
/*!
* @brief set each member of dest to lesser of vector a and b
*
* @param[in] a first vector
* @param[in] b second vector
* @param[out] dest destination vector
*/
CGLM_INLINE
void
glm_ivec2_minv(ivec2 a, ivec2 b, ivec2 dest) {
dest[0] = a[0] < b[0] ? a[0] : b[0];
dest[1] = a[1] < b[1] ? a[1] : b[1];
}
/*!
* @brief clamp each member of [v] between minVal and maxVal (inclusive)
*
* @param[in, out] v vector
* @param[in] minVal minimum value
* @param[in] minVal minimum value
*/
CGLM_INLINE
void
glm_ivec2_clamp(ivec2 v, int minVal, int maxVal) {
if (v[0] < minVal)
v[0] = minVal;
else if(v[0] > maxVal)
v[0] = maxVal;
if (v[1] < minVal)
v[1] = minVal;
else if(v[1] > maxVal)
v[1] = maxVal;
}
#endif /* cglm_ivec2_h */