Fix off-by-one error in one-way tile check

Internal Changelog:
- Add a mapping from connectivity to tile to render
- Add new field for static tilemap sprite

engine/actions.h

@@ -1,5 +1,6 @@
 #ifndef __ACTIONS_H
 #define __ACTIONS_H
+// TODO: These are game specific, so should move out of engine
 typedef enum ActionType
 {
     ACTION_UP=0,
@@ -21,5 +22,6 @@ typedef enum ActionType
     ACTION_TOGGLE_TIMESLOW,
     ACTION_SPAWN_TILE,
     ACTION_REMOVE_TILE,
+    ACTION_SWITCH_TILESET,
 }ActionType_t;
 #endif // __ACTIONS_H

scenes/assets_loader.c

@@ -101,7 +101,7 @@ static inline bool add_a_sprite(Assets_t* assets, const SpriteInfo_t* spr_info,
         // Cannot be zero
         spr->frame_count = 1;
     }
-    spr->frame_per_row = spr_info->frame_count;
+    spr->frame_per_row = spr_info->frame_per_row;
     spr->speed = spr_info->speed;
     return true;
 }

scenes/editor_scene.c

@@ -44,6 +44,19 @@ static bool crate_activation = false;
 #define GAME_LAYER 0
 #define SELECTION_LAYER 1
 #define CONTROL_LAYER 2
+
+static const uint8_t CONNECTIVITY_TILE_MAPPING[16] = {
+    0,3,15,14,
+    1,2,12,13,
+    7,6,11,10,
+    4,5,8 ,9 ,
+};
+
+#define N_SOLID_TILESETS 3
+static const char* SOLID_TILE_SELECTIONS[N_SOLID_TILESETS] = {
+    "stile0", "stile1", "stile2"
+};
+
 static char* get_spawn_selection_string(enum EntitySpawnSelection sel)
 {
     switch(sel)
@@ -221,7 +234,12 @@ static void render_editor_game_scene(Scene_t* scene)
                 }
                 else if (tilemap.tiles[i].tile_type == SOLID_TILE)
                 {
-                    DrawRectangle(x, y, TILE_SIZE, TILE_SIZE, BLACK);
+                    draw_sprite(
+                        data->solid_tile_sprites, CONNECTIVITY_TILE_MAPPING[tilemap.tiles[i].connectivity],
+                        (Vector2){x,y}, 0.0f, false
+                    );
+                    //sprintf(buffer, "%u", tilemap.tiles[i].connectivity);
+                    //DrawText(buffer, x + tilemap.tile_size / 2, y + tilemap.tile_size / 2, 12, WHITE);
                 }
                 else if (tilemap.tiles[i].tile_type == ONEWAY_TILE)
                 {
@@ -479,11 +497,6 @@ static void render_editor_game_scene(Scene_t* scene)
                         // Draw water tile
                         DrawText(buffer, x, y, 10, BLACK);
                     }
-                    if (tilemap.tiles[i].solid == SOLID)
-                    {
-                        sprintf(buffer, "%u", tilemap.tiles[i].connectivity);
-                        DrawText(buffer, x + tilemap.tile_size / 2, y + tilemap.tile_size / 2, 12, WHITE);
-                    }
                 }
             }
 
@@ -978,6 +991,15 @@ static void level_do_action(Scene_t* scene, ActionType_t action, bool pressed)
                 update_entity_manager(&scene->ent_manager);
             default:
             break;
+            case ACTION_SWITCH_TILESET:
+                if (!pressed)
+                {
+                    data->selected_solid_tilemap++;
+                    if (data->selected_solid_tilemap >= N_SOLID_TILESETS) data->selected_solid_tilemap = 0;
+
+                    data->solid_tile_sprites = get_sprite(&scene->engine->assets, SOLID_TILE_SELECTIONS[data->selected_solid_tilemap]);
+                }
+            break;
         }
     }
 }
@@ -1002,6 +1024,8 @@ void init_sandbox_scene(LevelScene_t* scene)
     scene->data.tile_sprites[SPIKES + TILE_90CWROT] = get_sprite(&scene->scene.engine->assets, "l_spikes");
     scene->data.tile_sprites[SPIKES + TILE_90CCWROT] = get_sprite(&scene->scene.engine->assets, "r_spikes");
     scene->data.tile_sprites[SPIKES + TILE_180ROT] = get_sprite(&scene->scene.engine->assets, "u_spikes");
+    scene->data.selected_solid_tilemap = 0;
+    scene->data.solid_tile_sprites = get_sprite(&scene->scene.engine->assets, SOLID_TILE_SELECTIONS[0]);
 
     for (size_t i = 0; i < scene->data.tilemap.width; ++i)
     {
@@ -1262,6 +1286,7 @@ void init_sandbox_scene(LevelScene_t* scene)
     sc_map_put_64(&scene->scene.action_map, KEY_L, ACTION_EXIT);
     sc_map_put_64(&scene->scene.action_map, KEY_R, ACTION_RESTART);
     sc_map_put_64(&scene->scene.action_map, KEY_B, ACTION_TOGGLE_GRID);
+    sc_map_put_64(&scene->scene.action_map, KEY_Z, ACTION_SWITCH_TILESET);
     sc_map_put_64(&scene->scene.action_map, KEY_V, ACTION_SET_SPAWNPOINT);
     sc_map_put_64(&scene->scene.action_map, KEY_U, ACTION_TOGGLE_TIMESLOW);
     sc_map_put_64(&scene->scene.action_map, MOUSE_LEFT_BUTTON, ACTION_SPAWN_TILE);

scenes/game_systems.c

@@ -118,8 +118,8 @@ static bool check_collision_and_move(
         {
             // One way collision is a bit special
             if (
-                p_ct->prev_position.y + p_bbox->size.y - 1 < other_pos->y
+                p_ct->prev_position.y + p_bbox->size.y < other_pos->y
-                && ent->position.y + p_bbox->size.y - 1 >= other_pos->y
+                && ent->position.y + p_bbox->size.y >= other_pos->y
             )
             {
                 offset.y = other_pos->y - (ent->position.y + p_bbox->size.y);

scenes/scene_impl.h

@@ -44,6 +44,8 @@ typedef struct LevelSceneData {
     Rectangle game_rec;
     LevelCamera_t camera;
     Sprite_t* tile_sprites[MAX_TILE_SPRITES];
+    Sprite_t* solid_tile_sprites;
+    uint8_t selected_solid_tilemap;
     LevelPack_t* level_pack;
     unsigned int current_level;
     CoinCounter_t coins;