2-Component Vector
#include <graphics/vec2.h>
-
struct vec2
Two component vector structure.
-
void vec2_set(struct vec2 *dst, float x, float y)
Sets the individual components of a 2-component vector.
- Parameters:
dst – Destination
x – X component
y – Y component
-
void vec2_copy(struct vec2 *dst, const struct vec2 *v)
Copies a vector
- Parameters:
dst – Destination
v – Vector to copy
-
void vec2_add(struct vec2 *dst, const struct vec2 *v1, const struct vec2 *v2)
Adds two vectors
- Parameters:
dst – Destination
v1 – Vector 1
v2 – Vector 2
-
void vec2_sub(struct vec2 *dst, const struct vec2 *v1, const struct vec2 *v2)
Subtracts two vectors
- Parameters:
dst – Destination
v1 – Vector being subtracted from
v2 – Vector being subtracted
-
void vec2_mul(struct vec2 *dst, const struct vec2 *v1, const struct vec2 *v2)
Multiplies two vectors
- Parameters:
dst – Destination
v1 – Vector 1
v2 – Vector 2
-
void vec2_div(struct vec2 *dst, const struct vec2 *v1, const struct vec2 *v2)
Divides two vectors
- Parameters:
dst – Destination
v1 – Dividend
v2 – Divisor
-
void vec2_addf(struct vec2 *dst, const struct vec2 *v, float f)
Adds a floating point to all components
- Parameters:
dst – Destination
dst – Vector
f – Floating point
-
void vec2_subf(struct vec2 *dst, const struct vec2 *v, float f)
Subtracts a floating point from all components
- Parameters:
dst – Destination
v – Vector being subtracted from
f – Floating point being subtracted
-
void vec2_mulf(struct vec2 *dst, const struct vec2 *v, float f)
Multiplies a floating point with all components
- Parameters:
dst – Destination
dst – Vector
f – Floating point
-
void vec2_divf(struct vec2 *dst, const struct vec2 *v, float f)
Divides a floating point from all components
- Parameters:
dst – Destination
v – Vector (dividend)
f – Floating point (divisor)
-
void vec2_neg(struct vec2 *dst, const struct vec2 *v)
Negates a vector
- Parameters:
dst – Destination
v – Vector to negate
-
float vec2_dot(const struct vec2 *v1, const struct vec2 *v2)
Performs a dot product between two vectors
- Parameters:
v1 – Vector 1
v2 – Vector 2
- Returns:
Result of the dot product
-
float vec2_len(const struct vec2 *v)
Gets the length of a vector
- Parameters:
v – Vector
- Returns:
The vector’s length
-
float vec2_dist(const struct vec2 *v1, const struct vec2 *v2)
Gets the distance between two vectors
- Parameters:
v1 – Vector 1
v2 – Vector 2
- Returns:
Distance between the two vectors
-
void vec2_minf(struct vec2 *dst, const struct vec2 *v, float val)
Gets the minimum values between a vector’s components and a floating point
- Parameters:
dst – Destination
v – Vector
val – Floating point
-
void vec2_min(struct vec2 *dst, const struct vec2 *v, const struct vec2 *min_v)
Gets the minimum values between two vectors
- Parameters:
dst – Destination
v – Vector 1
min_v – Vector 2
-
void vec2_maxf(struct vec2 *dst, const struct vec2 *v, float val)
Gets the maximum values between a vector’s components and a floating point
- Parameters:
dst – Destination
v – Vector
val – Floating point
-
void vec2_max(struct vec2 *dst, const struct vec2 *v, const struct vec2 *max_v)
Gets the maximum values between two vectors
- Parameters:
dst – Destination
v – Vector 1
max_v – Vector 2
-
void vec2_abs(struct vec2 *dst, const struct vec2 *v)
Gets the absolute values of each component
- Parameters:
dst – Destination
v – Vector
-
void vec2_floor(struct vec2 *dst, const struct vec2 *v)
Gets the floor values of each component
- Parameters:
dst – Destination
v – Vector
-
void vec2_ceil(struct vec2 *dst, const struct vec2 *v)
Gets the ceiling values of each component
- Parameters:
dst – Destination
v – Vector
-
int vec2_close(const struct vec2 *v1, const struct vec2 *v2, float epsilon)
Compares two vectors
- Parameters:
v1 – Vector 1
v2 – Vector 2
epsilon – Maximum precision for comparison