Merge pull request #3330 from EasyRPG-NewFeatures/maniacs-GetInfo-TileID

GetInfo - Support Tile ID
EasyRPG · Jan 10, 2025 · 89c9036 · 89c9036
2 parents 85d12a2 + ecddd23
commit 89c9036
Show file tree

Hide file tree

Showing 3 changed files with 46 additions and 3 deletions.
diff --git a/src/game_interpreter.cpp b/src/game_interpreter.cpp
@@ -4086,10 +4086,26 @@ bool Game_Interpreter::CommandManiacGetGameInfo(lcf::rpg::EventCommand const& co
 			Main_Data::game_variables->Set(var, Game_Map::GetTilesX());
 			Main_Data::game_variables->Set(var + 1, Game_Map::GetTilesY());
 			break;
-		case 1: // Get tile info
-			// FIXME: figure out how 'Tile Info' works
-			Output::Warning("GetGameInfo: Option 'Tile Info' not implemented.");
+		case 1: { // Get tile info
+			var = com.parameters[7];
+
+			int32_t tile_layer = com.parameters[2]; // 0: Lower || 1: Upper
+			Rect tile_coords;
+
+			tile_coords.x = ValueOrVariableBitfield(com.parameters[0], 1, com.parameters[3]);
+			tile_coords.y = ValueOrVariableBitfield(com.parameters[0], 2, com.parameters[4]);
+			tile_coords.width = ValueOrVariableBitfield(com.parameters[0], 3, com.parameters[5]);
+			tile_coords.height = ValueOrVariableBitfield(com.parameters[0], 4, com.parameters[6]);
+
+			if (tile_coords.width <= 0 || tile_coords.height <= 0) return true;
+
+			auto tiles = Game_Map::GetTilesIdAt(tile_coords, tile_layer);
+
+			for (int i = 0; i < tile_coords.width * tile_coords.height; i++) {
+				Main_Data::game_variables->Set(var + i, tiles[i]);
+			}
 			break;
+		}
 		case 2: // Get window size
 			Main_Data::game_variables->Set(var, Player::screen_width);
 			Main_Data::game_variables->Set(var + 1, Player::screen_height);

diff --git a/src/game_map.cpp b/src/game_map.cpp
@@ -1885,6 +1885,30 @@ void Game_Map::ReplaceTileAt(int x, int y, int new_id, int layer) {
 	layer_vec[pos] = static_cast<int16_t>(new_id);
 }
 
+int Game_Map::GetTileIdAt(int x, int y, int layer, bool chip_id_or_index) {
+	if (x < 0 || x >= map->width || y < 0 || y >= map->height) {
+		return 0;  // Return 0 for out-of-bounds coordinates
+	}
+
+	auto pos = x + y * map->width;
+	auto& layer_vec = layer >= 1 ? map->upper_layer : map->lower_layer;
+
+	int tile_output = chip_id_or_index ? layer_vec[pos] : ChipIdToIndex(layer_vec[pos]);
+	if (layer >= 1) tile_output -= BLOCK_F_INDEX;
+
+	return tile_output;
+}
+
+std::vector<int> Game_Map::GetTilesIdAt(Rect coords, int layer, bool chip_id_or_index) {
+	std::vector<int> tiles_collection;
+	for (int i = 0; i < coords.height; ++i) {
+		for (int j = 0; j < coords.width; ++j) {
+			tiles_collection.emplace_back(Game_Map::GetTileIdAt(coords.x + j, coords.y + i, layer, chip_id_or_index));
+		}
+	}
+	return tiles_collection;
+}
+
 std::string Game_Map::ConstructMapName(int map_id, bool is_easyrpg) {
 	std::stringstream ss;
 	ss << "Map" << std::setfill('0') << std::setw(4) << map_id;

diff --git a/src/game_map.h b/src/game_map.h
@@ -643,6 +643,9 @@ namespace Game_Map {
 	int SubstituteUp(int old_id, int new_id);
 	void ReplaceTileAt(int x, int y, int new_id, int layer);
 
+	int GetTileIdAt(int x, int y, int layer, bool chip_id_or_index = false);
+	std::vector<int> GetTilesIdAt(Rect coords, int layer, bool chip_id_or_index = false);
+
 	/**
 	 * Checks if its possible to step onto the tile at (x,y)
 	 * The check includes tile graphic events checks.