1 files changed, 25 insertions, 0 deletions

diff --git a/src/engine/entity.h b/src/engine/entity.h
index f45dae2..cad6ba4 100644
--- a/src/engine/entity.h
+++ b/src/engine/entity.h
@@ -2,6 +2,7 @@
 
 #include <stdint.h>
 #include <stdbool.h>
+#include <stdio.h>
 
 #include "ppu/types.h"
 
@@ -32,6 +33,8 @@ typedef struct {
 typedef struct {
     vec2 pos, vel, vec;
     bool is_grounded;
+	 bool is_hit;
+	 uint8_t radius;
     int8_t hp;
     int8_t speed;
 	 hh_s_rendering render;
@@ -55,3 +58,25 @@ bool hh_collision(vec2 pos1, vec2 pos2);
 /// @param entity position
 /// @return solved new entity position
 void hh_solve_collision(vec2 pos_environment, hh_entity* entity);
+
+/// @brief solve collision of entity with background tiles
+/// @param temp_old_entity old data of entity 
+/// @param temp_new_entity new data of entity where it wants to go to
+/// @return updated new entity where it actually can go to
+hh_entity hh_background_collision (hh_entity temp_old_entity, hh_entity temp_new_entity);
+
+/// @brief solve collision of player with enemy 
+/// @param temp_player data of player 
+/// @param temp_enemy data of enemy
+/// @return updated player with new stats if hitted with enemy
+hh_entity hh_enemy_collision(hh_entity temp_player, hh_entity temp_enemy);
+
+/// @brief calculate if circles (entity) hit each other 
+/// @param object_1 position of first object (entity)
+/// @param object_2 position of second object (entity)
+/// @param radius_1 radius of first object (entity)
+/// @param radius_2 radius of second object (entity)
+/// @return true if objects collids
+bool hh_distance_circles (vec2 object_1, vec2 object_2, int radius_1, int radius_2);
+
+