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Add vec_sub, vec_norm, vec_to_ang and RAD2DEG to util

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8dcc
2023-07-29 16:23:26 +02:00
parent 9f64f544de
commit e9f3031ca1
2 changed files with 25 additions and 1 deletions
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6
src/include/util.h
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@@ -14,7 +14,8 @@ typedef struct {
uint8_t r, g, b;
} rgb_t;
#define DEG2RAD(n) ((n)*M_PI / 180.0)
#define DEG2RAD(n) ((n)*M_PI / 180.0f)
#define RAD2DEG(n) ((n)*180.0f / M_PI)
#define CLAMP(val, min, max) \
(((val) > (max)) ? (max) : (((val) < (min)) ? (min) : (val)))
@@ -32,10 +33,13 @@ game_id get_cur_game(void);
vec3_t vec3(float x, float y, float z);
void vec_copy(vec3_t* dst, const vec3_t* src);
vec3_t vec_add(vec3_t a, vec3_t b);
vec3_t vec_sub(vec3_t a, vec3_t b);
bool vec_is_zero(vec3_t v);
float vec_len2d(vec3_t v);
void vec_clamp(vec3_t v);
void vec_norm(vec3_t v);
float angle_delta_rad(float a, float b);
vec3_t vec_to_ang(vec3_t v);
vec3_t matrix_3x4_origin(matrix_3x4 m);
bool world_to_screen(vec3_t vec, vec2_t screen);
void engine_draw_text(int x, int y, char* s, rgb_t c);