root / proj / src / ent.c @ 207
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#include <lcom/lcf.h> |
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#include "ent.h" |
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#include "graph.h" |
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static double scale = 1.0; |
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static int16_t x_origin = 0; |
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static int16_t y_origin = 0; |
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void (ent_set_scale) (double n){ scale = n; } |
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void (ent_set_origin)(double x, double y){ x_origin = x; y_origin = y; } |
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double (ent_get_scale) (void){ return scale; } |
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double (ent_get_XLength)(void){ return graph_get_XRes()/scale; } |
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double (ent_get_YLength)(void){ return graph_get_YRes()/scale; } |
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struct gunner{
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double x, y; //real position |
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sprite_t *dude; |
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sprite_t *weapon; |
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}; |
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gunner_t* (gunner_ctor)(basic_sprite_t *dude, basic_sprite_t *weapon){ |
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gunner_t *ret = malloc(sizeof(gunner_t));
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if(ret == NULL) return NULL; |
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ret->x = 0.0; |
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ret->y = 0.0; |
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ret->dude = sprite_ctor(dude ); |
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ret->weapon = sprite_ctor(weapon); |
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if(ret->dude == NULL || ret->weapon == NULL){ |
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gunner_dtor(ret); |
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return NULL; |
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} else return ret; |
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} |
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void (gunner_dtor)(gunner_t *p){
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if(p == NULL) return; |
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sprite_dtor(p->dude); |
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sprite_dtor(p->weapon); |
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free(p); |
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} |
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void (gunner_set_pos) (gunner_t *p, int16_t x, int16_t y){ p->x = x; p->y = y; }
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void (gunner_set_angle)(gunner_t *p, double angle ){ |
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sprite_set_angle(p->dude , angle); |
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sprite_set_angle(p->weapon, angle); |
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} |
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double (gunner_get_x) (const gunner_t *p){ return p->x; } |
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double (gunner_get_y) (const gunner_t *p){ return p->y; } |
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int16_t (gunner_get_x_screen)(const gunner_t *p){ return (p->x-x_origin)*scale; } |
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int16_t (gunner_get_y_screen)(const gunner_t *p){ return (p->y-y_origin)*scale; } |
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void (gunner_draw)(gunner_t *p){
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const int16_t x_screen = gunner_get_x_screen(p);
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const int16_t y_screen = gunner_get_y_screen(p);
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sprite_set_pos (p->dude , x_screen, y_screen); |
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sprite_set_pos (p->weapon, x_screen, y_screen); |
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sprite_set_scale(p->dude , scale); |
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sprite_set_scale(p->weapon, scale); |
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sprite_draw (p->weapon); |
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sprite_draw (p->dude ); |
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} |
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struct bullet{
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double x, y; //real position |
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sprite_t *b; |
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}; |
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bullet_t* (bullet_ctor)(basic_sprite_t *b){ |
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bullet_t *ret = malloc(sizeof(bullet_t));
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if(ret == NULL) return NULL; |
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ret->x = 0.0; |
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ret->y = 0.0; |
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ret->b = sprite_ctor(b); |
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if(ret->b == NULL){ |
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bullet_dtor(ret); |
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return NULL; |
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}else return ret; |
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} |
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void (bullet_dtor)(bullet_t *p){
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if(p == NULL) return; |
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sprite_dtor(p->b); |
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free(p); |
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} |
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void (bullet_set_pos) (bullet_t *p, int16_t x, int16_t y){ p->x = x; p->y = y; }
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void (bullet_set_angle)(bullet_t *p, double angle ){ sprite_set_angle(p->b, angle); } |
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double (bullet_get_x) (const bullet_t *p){ return p->x; } |
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double (bullet_get_y) (const bullet_t *p){ return p->y; } |
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int16_t (bullet_get_x_screen)(const bullet_t *p){ return (p->x-x_origin)*scale; } |
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int16_t (bullet_get_y_screen)(const bullet_t *p){ return (p->y-y_origin)*scale; } |
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void (bullet_draw)(bullet_t *p){
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const int16_t x_screen = bullet_get_x_screen(p);
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const int16_t y_screen = bullet_get_y_screen(p);
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sprite_set_pos (p->b, x_screen, y_screen); |
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sprite_set_scale(p->b, scale); |
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sprite_draw (p->b); |
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} |