Add path debug drawing, resources fields

game/systems/entity_systems.c

@@ -93,3 +93,20 @@ void startPath(ecs_iter_t *it) {
         path[i].curWaypoint++;
     }
 }
+void drawDebugPath(ecs_iter_t *it) {
+    Path *path = ecs_field(it, Path, 1);
+
+    for (i32 i = 0; i < it->count; i++) {
+        for (i32 iPath = 0; iPath < path[i].numWaypoints; iPath++) {
+            Color color = RED;
+            if (iPath < path[i].curWaypoint - 1)
+                color = GREEN;
+            else if (iPath == path[i].curWaypoint - 1)
+                color = ORANGE;
+            color.a = 180;
+
+            Position pos = path[i].waypoints[iPath];
+            DrawCircle(pos.x, pos.y, 3, color);
+        }
+    }
+}

game/systems/systems.h

@@ -10,5 +10,8 @@ void updateAnimations(ecs_iter_t *it);
 void updatePos(ecs_iter_t *it);
 void targetFinish(ecs_iter_t *it);
 void startPath(ecs_iter_t *it);
+void drawDebugPath(ecs_iter_t *it);
+
+void uiTask(ecs_iter_t *it);
 
 #endif //PIXELDEFENSE_SYSTEMS_H

game/systems/ui_systems.c

@@ -0,0 +1,14 @@
+#include "systems.h"
+
+#include "../game_state.h"
+
+void uiTask(ecs_iter_t *it) {
+    Vector2 mousePos = GetMousePosition();
+    Vector2 worldPos = GetScreenToWorld2D(mousePos, GAME->camera);
+
+    BzTileMap *map = &GAME->map;
+
+    i32 tileX = (i32) worldPos.x / map->tileWidth;
+    i32 tileY = (i32) worldPos.y / map->tileHeight;
+
+}