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rtile_map.cpp
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/*************************************************************************/
/* tile_map.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "rtile_map.h"
#include "core/io/marshalls.h"
#include "servers/navigation_2d_server.h"
#include "servers/physics_2d_server.h"
#include "core/engine.h"
Map<Vector2i, RTileSet::CellNeighbor> RTileMap::TerrainConstraint::get_overlapping_coords_and_peering_bits() const {
Map<Vector2i, RTileSet::CellNeighbor> output;
Ref<RTileSet> tile_set = tile_map->get_tileset();
ERR_FAIL_COND_V(!tile_set.is_valid(), output);
RTileSet::TileShape shape = tile_set->get_tile_shape();
if (shape == RTileSet::TILE_SHAPE_SQUARE) {
switch (bit) {
case 0:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_RIGHT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_LEFT_SIDE;
break;
case 1:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER;
break;
case 2:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_SIDE;
break;
case 3:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER;
break;
default:
ERR_FAIL_V(output);
}
} else if (shape == RTileSet::TILE_SHAPE_ISOMETRIC) {
switch (bit) {
case 0:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_RIGHT_CORNER)] = RTileSet::CELL_NEIGHBOR_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_CORNER;
break;
case 1:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE;
break;
case 2:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER)] = RTileSet::CELL_NEIGHBOR_TOP_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_RIGHT_CORNER;
break;
case 3:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE;
break;
default:
ERR_FAIL_V(output);
}
} else {
// Half offset shapes.
RTileSet::TileOffsetAxis offset_axis = tile_set->get_tile_offset_axis();
if (offset_axis == RTileSet::TILE_OFFSET_AXIS_HORIZONTAL) {
switch (bit) {
case 0:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_RIGHT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_LEFT_SIDE;
break;
case 1:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_CORNER;
break;
case 2:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE;
break;
case 3:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER;
break;
case 4:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE;
break;
default:
ERR_FAIL_V(output);
}
} else {
switch (bit) {
case 0:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER;
break;
case 1:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE;
break;
case 2:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE)] = RTileSet::CELL_NEIGHBOR_LEFT_CORNER;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER;
break;
case 3:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_SIDE;
break;
case 4:
output[base_cell_coords] = RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE;
output[tile_map->get_neighbor_cell(base_cell_coords, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE)] = RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE;
break;
default:
ERR_FAIL_V(output);
}
}
}
return output;
}
RTileMap::TerrainConstraint::TerrainConstraint(const RTileMap *p_tile_map, const Vector2i &p_position, const RTileSet::CellNeighbor &p_bit, int p_terrain) {
// The way we build the constraint make it easy to detect conflicting constraints.
tile_map = p_tile_map;
Ref<RTileSet> tile_set = tile_map->get_tileset();
ERR_FAIL_COND(!tile_set.is_valid());
RTileSet::TileShape shape = tile_set->get_tile_shape();
if (shape == RTileSet::TILE_SHAPE_SQUARE) {
switch (p_bit) {
case RTileSet::CELL_NEIGHBOR_RIGHT_SIDE:
bit = 0;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER:
bit = 1;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE:
bit = 2;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_LEFT_SIDE:
bit = 0;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER);
break;
case RTileSet::CELL_NEIGHBOR_TOP_SIDE:
bit = 2;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_SIDE);
break;
default:
ERR_FAIL();
break;
}
} else if (shape == RTileSet::TILE_SHAPE_ISOMETRIC) {
switch (p_bit) {
case RTileSet::CELL_NEIGHBOR_RIGHT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE:
bit = 0;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER:
bit = 1;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE:
bit = 2;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_LEFT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE:
bit = 0;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_CORNER);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE:
bit = 2;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE);
break;
default:
ERR_FAIL();
break;
}
} else {
// Half-offset shapes
RTileSet::TileOffsetAxis offset_axis = tile_set->get_tile_offset_axis();
if (offset_axis == RTileSet::TILE_OFFSET_AXIS_HORIZONTAL) {
switch (p_bit) {
case RTileSet::CELL_NEIGHBOR_RIGHT_SIDE:
bit = 0;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER:
bit = 1;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE:
bit = 2;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_CORNER:
bit = 3;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE:
bit = 4;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_LEFT_SIDE:
bit = 0;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER:
bit = 3;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE:
bit = 2;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_CORNER:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE:
bit = 4;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER:
bit = 3;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE);
break;
default:
ERR_FAIL();
break;
}
} else {
switch (p_bit) {
case RTileSet::CELL_NEIGHBOR_RIGHT_CORNER:
bit = 0;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE:
bit = 1;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_RIGHT_CORNER:
bit = 2;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_SIDE:
bit = 3;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_CORNER:
bit = 0;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_BOTTOM_LEFT_SIDE:
bit = 4;
base_cell_coords = p_position;
break;
case RTileSet::CELL_NEIGHBOR_LEFT_CORNER:
bit = 2;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE:
bit = 1;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_LEFT_CORNER:
bit = 0;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_LEFT_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_SIDE:
bit = 3;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_CORNER:
bit = 2;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_SIDE);
break;
case RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE:
bit = 4;
base_cell_coords = p_tile_map->get_neighbor_cell(p_position, RTileSet::CELL_NEIGHBOR_TOP_RIGHT_SIDE);
break;
default:
ERR_FAIL();
break;
}
}
}
terrain = p_terrain;
}
Vector2i RTileMap::transform_coords_layout(Vector2i p_coords, RTileSet::TileOffsetAxis p_offset_axis, RTileSet::TileLayout p_from_layout, RTileSet::TileLayout p_to_layout) {
// Transform to stacked layout.
Vector2i output = p_coords;
if (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL) {
SWAP(output.x, output.y);
}
switch (p_from_layout) {
case RTileSet::TILE_LAYOUT_STACKED:
break;
case RTileSet::TILE_LAYOUT_STACKED_OFFSET:
if (output.y % 2) {
output.x -= 1;
}
break;
case RTileSet::TILE_LAYOUT_STAIRS_RIGHT:
case RTileSet::TILE_LAYOUT_STAIRS_DOWN:
if ((p_from_layout == RTileSet::TILE_LAYOUT_STAIRS_RIGHT) ^ (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL)) {
if (output.y < 0 && bool(output.y % 2)) {
output = Vector2i(output.x + output.y / 2 - 1, output.y);
} else {
output = Vector2i(output.x + output.y / 2, output.y);
}
} else {
if (output.x < 0 && bool(output.x % 2)) {
output = Vector2i(output.x / 2 - 1, output.x + output.y * 2);
} else {
output = Vector2i(output.x / 2, output.x + output.y * 2);
}
}
break;
case RTileSet::TILE_LAYOUT_DIAMOND_RIGHT:
case RTileSet::TILE_LAYOUT_DIAMOND_DOWN:
if ((p_from_layout == RTileSet::TILE_LAYOUT_DIAMOND_RIGHT) ^ (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL)) {
if ((output.x + output.y) < 0 && (output.x - output.y) % 2) {
output = Vector2i((output.x + output.y) / 2 - 1, output.y - output.x);
} else {
output = Vector2i((output.x + output.y) / 2, -output.x + output.y);
}
} else {
if ((output.x - output.y) < 0 && (output.x + output.y) % 2) {
output = Vector2i((output.x - output.y) / 2 - 1, output.x + output.y);
} else {
output = Vector2i((output.x - output.y) / 2, output.x + output.y);
}
}
break;
}
switch (p_to_layout) {
case RTileSet::TILE_LAYOUT_STACKED:
break;
case RTileSet::TILE_LAYOUT_STACKED_OFFSET:
if (output.y % 2) {
output.x += 1;
}
break;
case RTileSet::TILE_LAYOUT_STAIRS_RIGHT:
case RTileSet::TILE_LAYOUT_STAIRS_DOWN:
if ((p_to_layout == RTileSet::TILE_LAYOUT_STAIRS_RIGHT) ^ (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL)) {
if (output.y < 0 && (output.y % 2)) {
output = Vector2i(output.x - output.y / 2 + 1, output.y);
} else {
output = Vector2i(output.x - output.y / 2, output.y);
}
} else {
if (output.y % 2) {
if (output.y < 0) {
output = Vector2i(2 * output.x + 1, -output.x + output.y / 2 - 1);
} else {
output = Vector2i(2 * output.x + 1, -output.x + output.y / 2);
}
} else {
output = Vector2i(2 * output.x, -output.x + output.y / 2);
}
}
break;
case RTileSet::TILE_LAYOUT_DIAMOND_RIGHT:
case RTileSet::TILE_LAYOUT_DIAMOND_DOWN:
if ((p_to_layout == RTileSet::TILE_LAYOUT_DIAMOND_RIGHT) ^ (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL)) {
if (output.y % 2) {
if (output.y > 0) {
output = Vector2i(output.x - output.y / 2, output.x + output.y / 2 + 1);
} else {
output = Vector2i(output.x - output.y / 2 + 1, output.x + output.y / 2);
}
} else {
output = Vector2i(output.x - output.y / 2, output.x + output.y / 2);
}
} else {
if (output.y % 2) {
if (output.y < 0) {
output = Vector2i(output.x + output.y / 2, -output.x + output.y / 2 - 1);
} else {
output = Vector2i(output.x + output.y / 2 + 1, -output.x + output.y / 2);
}
} else {
output = Vector2i(output.x + output.y / 2, -output.x + output.y / 2);
}
}
break;
}
if (p_offset_axis == RTileSet::TILE_OFFSET_AXIS_VERTICAL) {
SWAP(output.x, output.y);
}
return output;
}
int RTileMap::get_effective_quadrant_size(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), 1);
// When using YSort, the quadrant size is reduced to 1 to have one CanvasItem per quadrant
if (is_y_sort_enabled() && layers[p_layer].y_sort_enabled) {
return 1;
} else {
return quadrant_size;
}
}
void RTileMap::set_selected_layer(int p_layer_id) {
ERR_FAIL_COND(p_layer_id < -1 || p_layer_id >= (int)layers.size());
selected_layer = p_layer_id;
emit_signal("changed");
_make_all_quadrants_dirty();
}
int RTileMap::get_selected_layer() const {
return selected_layer;
}
void RTileMap::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
_clear_internals();
_recreate_internals();
} break;
case NOTIFICATION_EXIT_TREE: {
_clear_internals();
} break;
}
// Transfers the notification to tileset plugins.
if (tile_set.is_valid()) {
_rendering_notification(p_what);
_physics_notification(p_what);
_navigation_notification(p_what);
}
}
Ref<RTileSet> RTileMap::get_tileset() const {
return tile_set;
}
void RTileMap::set_tileset(const Ref<RTileSet> &p_tileset) {
if (p_tileset == tile_set) {
return;
}
// Set the tileset, registering to its changes.
if (tile_set.is_valid()) {
tile_set->disconnect("changed", this, "_tile_set_changed");
}
if (!p_tileset.is_valid()) {
_clear_internals();
}
tile_set = p_tileset;
if (tile_set.is_valid()) {
tile_set->connect("changed", this, "_tile_set_changed");
_clear_internals();
_recreate_internals();
}
emit_signal("changed");
}
void RTileMap::set_quadrant_size(int p_size) {
ERR_FAIL_COND_MSG(p_size < 1, "RTileMapQuadrant size cannot be smaller than 1.");
quadrant_size = p_size;
_clear_internals();
_recreate_internals();
emit_signal("changed");
}
int RTileMap::get_quadrant_size() const {
return quadrant_size;
}
int RTileMap::get_layers_count() const {
return layers.size();
}
void RTileMap::add_layer(int p_to_pos) {
if (p_to_pos < 0) {
p_to_pos = layers.size();
}
ERR_FAIL_INDEX(p_to_pos, (int)layers.size() + 1);
// Must clear before adding the layer.
_clear_internals();
layers.insert(p_to_pos, TileMapLayer());
_recreate_internals();
property_list_changed_notify();
emit_signal("changed");
update_configuration_warning();
}
void RTileMap::move_layer(int p_layer, int p_to_pos) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
ERR_FAIL_INDEX(p_to_pos, (int)layers.size() + 1);
// Clear before shuffling layers.
_clear_internals();
TileMapLayer tl = layers[p_layer];
layers.insert(p_to_pos, tl);
layers.remove(p_to_pos < p_layer ? p_layer + 1 : p_layer);
_recreate_internals();
property_list_changed_notify();
if (selected_layer == p_layer) {
selected_layer = p_to_pos < p_layer ? p_to_pos - 1 : p_to_pos;
}
emit_signal("changed");
update_configuration_warning();
}
void RTileMap::remove_layer(int p_layer) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
// Clear before removing the layer.
_clear_internals();
layers.remove(p_layer);
_recreate_internals();
property_list_changed_notify();
if (selected_layer >= p_layer) {
selected_layer -= 1;
}
emit_signal("changed");
update_configuration_warning();
}
void RTileMap::set_layer_name(int p_layer, String p_name) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].name = p_name;
emit_signal("changed");
}
String RTileMap::get_layer_name(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), String());
return layers[p_layer].name;
}
void RTileMap::set_layer_enabled(int p_layer, bool p_enabled) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].enabled = p_enabled;
_clear_layer_internals(p_layer);
_recreate_layer_internals(p_layer);
emit_signal("changed");
update_configuration_warning();
}
bool RTileMap::is_layer_enabled(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), false);
return layers[p_layer].enabled;
}
void RTileMap::set_layer_modulate(int p_layer, Color p_modulate) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].modulate = p_modulate;
_clear_layer_internals(p_layer);
_recreate_layer_internals(p_layer);
emit_signal("changed");
}
Color RTileMap::get_layer_modulate(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), Color());
return layers[p_layer].modulate;
}
void RTileMap::set_layer_y_sort_enabled(int p_layer, bool p_y_sort_enabled) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].y_sort_enabled = p_y_sort_enabled;
_clear_layer_internals(p_layer);
_recreate_layer_internals(p_layer);
emit_signal("changed");
update_configuration_warning();
}
bool RTileMap::is_layer_y_sort_enabled(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), false);
return layers[p_layer].y_sort_enabled;
}
void RTileMap::set_layer_y_sort_origin(int p_layer, int p_y_sort_origin) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].y_sort_origin = p_y_sort_origin;
_clear_layer_internals(p_layer);
_recreate_layer_internals(p_layer);
emit_signal("changed");
}
int RTileMap::get_layer_y_sort_origin(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), false);
return layers[p_layer].y_sort_origin;
}
void RTileMap::set_layer_z_index(int p_layer, int p_z_index) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
layers[p_layer].z_index = p_z_index;
_clear_layer_internals(p_layer);
_recreate_layer_internals(p_layer);
emit_signal("changed");
update_configuration_warning();
}
int RTileMap::get_layer_z_index(int p_layer) const {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), false);
return layers[p_layer].z_index;
}
void RTileMap::set_collision_animatable(bool p_enabled) {
collision_animatable = p_enabled;
_clear_internals();
set_notify_local_transform(p_enabled);
set_physics_process_internal(p_enabled);
_recreate_internals();
emit_signal("changed");
}
bool RTileMap::is_collision_animatable() const {
return collision_animatable;
}
void RTileMap::set_collision_visibility_mode(RTileMap::VisibilityMode p_show_collision) {
collision_visibility_mode = p_show_collision;
_clear_internals();
_recreate_internals();
emit_signal("changed");
}
RTileMap::VisibilityMode RTileMap::get_collision_visibility_mode() {
return collision_visibility_mode;
}
void RTileMap::set_navigation_visibility_mode(RTileMap::VisibilityMode p_show_navigation) {
navigation_visibility_mode = p_show_navigation;
_clear_internals();
_recreate_internals();
emit_signal("changed");
}
RTileMap::VisibilityMode RTileMap::get_navigation_visibility_mode() {
return navigation_visibility_mode;
}
bool RTileMap::is_y_sort_enabled() const {
return _y_sort_enabled;
}
void RTileMap::set_y_sort_enabled(bool p_enable) {
_y_sort_enabled = p_enable;
//Node2D::set_y_sort_enabled(p_enable);
_clear_internals();
_recreate_internals();
emit_signal("changed");
}
Vector2i RTileMap::_coords_to_quadrant_coords(int p_layer, const Vector2i &p_coords) const {
int quadrant_size = get_effective_quadrant_size(p_layer);
// Rounding down, instead of simply rounding towards zero (truncating)
return Vector2i(
p_coords.x > 0 ? p_coords.x / quadrant_size : (p_coords.x - (quadrant_size - 1)) / quadrant_size,
p_coords.y > 0 ? p_coords.y / quadrant_size : (p_coords.y - (quadrant_size - 1)) / quadrant_size);
}
Map<Vector2i, RTileMapQuadrant>::Element *RTileMap::_create_quadrant(int p_layer, const Vector2i &p_qk) {
ERR_FAIL_INDEX_V(p_layer, (int)layers.size(), nullptr);
RTileMapQuadrant q;
q.layer = p_layer;
q.coords = p_qk;
rect_cache_dirty = true;
// Create the debug canvas item.
VisualServer *rs = VisualServer::get_singleton();
q.debug_canvas_item = rs->canvas_item_create();
rs->canvas_item_set_z_index(q.debug_canvas_item, VS::CANVAS_ITEM_Z_MAX - 1);
rs->canvas_item_set_parent(q.debug_canvas_item, get_canvas_item());
// Call the create_quadrant method on plugins
if (tile_set.is_valid()) {
_rendering_create_quadrant(&q);
}
return layers[p_layer].quadrant_map.insert(p_qk, q);
}
void RTileMap::_make_quadrant_dirty(Map<Vector2i, RTileMapQuadrant>::Element *Q) {
// Make the given quadrant dirty, then trigger an update later.
RTileMapQuadrant &q = Q->get();
if (!q.dirty_list_element.in_list()) {
layers[q.layer].dirty_quadrant_list.add(&q.dirty_list_element);
}
_queue_update_dirty_quadrants();
}
void RTileMap::_make_all_quadrants_dirty() {
// Make all quandrants dirty, then trigger an update later.
for (unsigned int layer = 0; layer < layers.size(); layer++) {
for (Map<Vector2i, RTileMapQuadrant>::Element *E = layers[layer].quadrant_map.front(); E; E = E->next()) {
if (!E->value().dirty_list_element.in_list()) {
layers[layer].dirty_quadrant_list.add(&E->value().dirty_list_element);
}
}
}
_queue_update_dirty_quadrants();
}
void RTileMap::_queue_update_dirty_quadrants() {
if (pending_update || !is_inside_tree()) {
return;
}
pending_update = true;
call_deferred("_update_dirty_quadrants");
}
void RTileMap::_update_dirty_quadrants() {
if (!pending_update) {
return;
}
if (!is_inside_tree() || !tile_set.is_valid()) {
pending_update = false;
return;
}
for (unsigned int layer = 0; layer < layers.size(); layer++) {
SelfList<RTileMapQuadrant>::List &dirty_quadrant_list = layers[layer].dirty_quadrant_list;
// Update the coords cache.
for (SelfList<RTileMapQuadrant> *q = dirty_quadrant_list.first(); q; q = q->next()) {
q->self()->map_to_world.clear();
q->self()->world_to_map.clear();
for (Set<Vector2i>::Element *E = q->self()->cells.front(); E; E = E->next()) {
Vector2i pk = E->get();
Vector2i pk_world_coords = map_to_world(pk);
q->self()->map_to_world[pk] = pk_world_coords;
q->self()->world_to_map[pk_world_coords] = pk;
}
}
// Find TileData that need a runtime modification.
_build_runtime_update_tile_data(dirty_quadrant_list);
// Call the update_dirty_quadrant method on plugins.
_rendering_update_dirty_quadrants(dirty_quadrant_list);
_physics_update_dirty_quadrants(dirty_quadrant_list);
_navigation_update_dirty_quadrants(dirty_quadrant_list);
_scenes_update_dirty_quadrants(dirty_quadrant_list);
// Redraw the debug canvas_items.
VisualServer *rs = VisualServer::get_singleton();
for (SelfList<RTileMapQuadrant> *q = dirty_quadrant_list.first(); q; q = q->next()) {
rs->canvas_item_clear(q->self()->debug_canvas_item);
Transform2D xform;
xform.set_origin(map_to_world(q->self()->coords * get_effective_quadrant_size(layer)));
rs->canvas_item_set_transform(q->self()->debug_canvas_item, xform);
_rendering_draw_quadrant_debug(q->self());
_physics_draw_quadrant_debug(q->self());
_navigation_draw_quadrant_debug(q->self());
_scenes_draw_quadrant_debug(q->self());
}
// Clear the list
while (dirty_quadrant_list.first()) {
// Clear the runtime tile data.
for (Map<Vector2i, RTileData *>::Element *kv = dirty_quadrant_list.first()->self()->runtime_tile_data_cache.front(); kv; kv = kv->next()) {
memdelete(kv->value());
}
dirty_quadrant_list.remove(dirty_quadrant_list.first());
}
}
pending_update = false;
_recompute_rect_cache();
}
void RTileMap::_recreate_layer_internals(int p_layer) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
// Make sure that _clear_internals() was called prior.
ERR_FAIL_COND_MSG(layers[p_layer].quadrant_map.size() > 0, "TileMap layer " + itos(p_layer) + " had a non-empty quadrant map.");
if (!layers[p_layer].enabled) {
return;
}
// Upadate the layer internals.
_rendering_update_layer(p_layer);
// Recreate the quadrants.
const Map<Vector2i, RTileMapCell> &tile_map = layers[p_layer].tile_map;
for (Map<Vector2i, RTileMapCell>::Element *E = tile_map.front(); E; E = E->next()) {
Vector2i qk = _coords_to_quadrant_coords(p_layer, Vector2i(E->key().x, E->key().y));
Map<Vector2i, RTileMapQuadrant>::Element *Q = layers[p_layer].quadrant_map.find(qk);
if (!Q) {
Q = _create_quadrant(p_layer, qk);
layers[p_layer].dirty_quadrant_list.add(&Q->get().dirty_list_element);
}
Vector2i pk = E->key();
Q->get().cells.insert(pk);
_make_quadrant_dirty(Q);
}
_queue_update_dirty_quadrants();
}
void RTileMap::_recreate_internals() {
for (unsigned int layer = 0; layer < layers.size(); layer++) {
_recreate_layer_internals(layer);
}
}
void RTileMap::_erase_quadrant(Map<Vector2i, RTileMapQuadrant>::Element *Q) {
// Remove a quadrant.
RTileMapQuadrant *q = &(Q->get());
// Call the cleanup_quadrant method on plugins.
if (tile_set.is_valid()) {
_rendering_cleanup_quadrant(q);
_physics_cleanup_quadrant(q);
_navigation_cleanup_quadrant(q);
_scenes_cleanup_quadrant(q);
}
// Remove the quadrant from the dirty_list if it is there.
if (q->dirty_list_element.in_list()) {
layers[q->layer].dirty_quadrant_list.remove(&(q->dirty_list_element));
}
// Free the debug canvas item.
VisualServer *rs = VisualServer::get_singleton();
rs->free(q->debug_canvas_item);
layers[q->layer].quadrant_map.erase(Q);
rect_cache_dirty = true;
}
void RTileMap::_clear_layer_internals(int p_layer) {
ERR_FAIL_INDEX(p_layer, (int)layers.size());
// Clear quadrants.
while (layers[p_layer].quadrant_map.size()) {
_erase_quadrant(layers[p_layer].quadrant_map.front());
}
// Clear the layers internals.
_rendering_cleanup_layer(p_layer);
// Clear the dirty quadrants list.
while (layers[p_layer].dirty_quadrant_list.first()) {
layers[p_layer].dirty_quadrant_list.remove(layers[p_layer].dirty_quadrant_list.first());
}
}
void RTileMap::_clear_internals() {
// Clear quadrants.
for (unsigned int layer = 0; layer < layers.size(); layer++) {
_clear_layer_internals(layer);
}
}
void RTileMap::_recompute_rect_cache() {
// Compute the displayed area of the tilemap.
#ifdef DEBUG_ENABLED
if (!rect_cache_dirty) {
return;
}
Rect2 r_total;
for (unsigned int layer = 0; layer < layers.size(); layer++) {
for (const Map<Vector2i, RTileMapQuadrant>::Element *E = layers[layer].quadrant_map.front(); E; E = E->next()) {
Rect2 r;
r.position = map_to_world(E->key() * get_effective_quadrant_size(layer));
r.expand_to(map_to_world((E->key() + Vector2i(1, 0)) * get_effective_quadrant_size(layer)));
r.expand_to(map_to_world((E->key() + Vector2i(1, 1)) * get_effective_quadrant_size(layer)));
r.expand_to(map_to_world((E->key() + Vector2i(0, 1)) * get_effective_quadrant_size(layer)));
if (E == layers[layer].quadrant_map.front()) {
r_total = r;
} else {
r_total = r_total.merge(r);
}
}
}
rect_cache = r_total;
item_rect_changed();
rect_cache_dirty = false;
#endif
}
/////////////////////////////// Rendering //////////////////////////////////////
void RTileMap::_rendering_notification(int p_what) {
switch (p_what) {
case CanvasItem::NOTIFICATION_VISIBILITY_CHANGED: {
bool visible = is_visible_in_tree();
for (int layer = 0; layer < (int)layers.size(); layer++) {
for (Map<Vector2i, RTileMapQuadrant>::Element *E_quadrant = layers[layer].quadrant_map.front(); E_quadrant; E_quadrant = E_quadrant->next()) {
RTileMapQuadrant &q = E_quadrant->value();