[ADD] simple enemy sprite

src/sprites/sprites.h

@@ -13,29 +13,58 @@
 #define SHIP_SECONDARY_COLOR RGBA8(153, 153, 153, 255)
 #define SHIP_PRIMARY_COLOR RGBA8(0, 255, 195, 255)
 
-#define SHIP_WIDTH 12;  // 3 * 4
-#define SHIP_HEIGHT 15; // 3 * 5
+#define SHIP_WIDTH 4 
+#define SHIP_HEIGHT 5
+
+#define BULLET_WIDTH 3
+#define BULLET_HEIGTH 8
+
+#define PLAYER_SCALE 3.0
 
 #define SMOKE_START_RADIUS 8.0
 #define SMOKE_MAX_RADIUS 10.0
 #define SMOKE_DISSAPPEAR_SPEED 35.0
 
+#define SIMPLE_ENEMY_MAX_AMOUNT 10
+
+typedef enum
+{
+    SIMPLE,
+    COMPLEX 
+} ENEMY_TYPE;
+
+typedef enum
+{
+    NONACTIVE,
+    ACTIVE
+} SPRITE_ACTIVE;
+
 /**
- * @brief a struct that holds a bullet sprite, basically a rectangle
+ * @brief a struct that holds a bullet sprite, basically a rectangle.
  *        there will be at most a few bullets available
  */
-typedef struct bullet_sprite_t
+typedef struct sprite_t
 {
-    size_t active;        // whether or not the bullet should be drawn (0 or 1)
+    SPRITE_ACTIVE active;        // whether or not the sprite should be drawn (0 or 1)
     float x;              // the x position
     float y;              // the y position
-    unsigned int color;   // color of the bullet
-    float movement_speed; // speed of the bullet (how much it should move each frame)
+    unsigned int color;   // color of the sprite
+    float movement_speed; // speed of the sprite (how much it should move each frame)
 } BULLET;
 
+typedef struct enemy_sprite_t
+{
+    SPRITE_ACTIVE active;              // whether or not the sprite should be drawn (0 or 1)
+    ENEMY_TYPE enemy_type;      // type of enemy
+    float x;                    // the x position
+    float y;                    // the y position
+    unsigned int color;         // color of the sprite
+    float movement_speed;       // speed of the sprite (how much it should move each frame)
+} ENEMY_SPRITE;
+
 typedef struct smoke_particle_t
 {
-    size_t active;              // whether or not to draw the smoke circle (0 or 1)
+    SPRITE_ACTIVE active;              // whether or not to draw the smoke circle (0 or 1)
     float x;                    // x position
     float y;                    // y position
     float radius;               // radius of circle
@@ -66,4 +95,26 @@ void sprites_draw_player(float x, float y, float scale);
  */
 void sprites_draw_smoke_circle(SMOKE_PARTICLE *smoke_particle);
 
+/**
+ * @brief draws an enemy sprite
+ * 
+ * @param enemy_sprite the sprite to draw
+ */
+
+void sprites_draw_enemy(ENEMY_SPRITE *enemy_sprite);
+
+/**
+ * @brief draws the simple enemy
+ * 
+ * @param enemy_sprite the enemy sprite struct
+ */
+void sprites_draw_simple_enemy(ENEMY_SPRITE *enemy);
+
+/**
+ * @brief draws the complex enemy
+ * 
+ * @param enemy_sprite the enemy sprite struct
+ */
+void sprites_draw_complex_enemy(ENEMY_SPRITE *enemy);
+
 #endif