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godot/modules/gridmap/grid_map.cpp

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/*************************************************************************/
/* grid_map.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 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 "grid_map.h"
#include "message_queue.h"
#include "scene/3d/light.h"
#include "scene/resources/surface_tool.h"
#include "servers/visual_server.h"
#include "io/marshalls.h"
#include "os/os.h"
#include "scene/resources/mesh_library.h"
#include "scene/scene_string_names.h"
bool GridMap::_set(const StringName &p_name, const Variant &p_value) {
String name = p_name;
if (name == "theme") {
set_theme(p_value);
} else if (name == "cell_size") {
if (p_value.get_type() == Variant::INT || p_value.get_type() == Variant::REAL) {
//compatibility
float cs = p_value;
set_cell_size(Vector3(cs, cs, cs));
} else {
set_cell_size(p_value);
}
} else if (name == "cell_octant_size") {
set_octant_size(p_value);
} else if (name == "cell_center_x") {
set_center_x(p_value);
} else if (name == "cell_center_y") {
set_center_y(p_value);
} else if (name == "cell_center_z") {
set_center_z(p_value);
} else if (name == "cell_scale") {
set_cell_scale(p_value);
/* } else if (name=="cells") {
PoolVector<int> cells = p_value;
int amount=cells.size();
PoolVector<int>::Read r = cells.read();
ERR_FAIL_COND_V(amount&1,false); // not even
cell_map.clear();
for(int i=0;i<amount/3;i++) {
IndexKey ik;
ik.key=decode_uint64(&r[i*3]);
Cell cell;
cell.cell=uint32_t(r[i*+1]);
cell_map[ik]=cell;
}
_recreate_octant_data();*/
} else if (name == "data") {
Dictionary d = p_value;
if (d.has("cells")) {
PoolVector<int> cells = d["cells"];
int amount = cells.size();
PoolVector<int>::Read r = cells.read();
ERR_FAIL_COND_V(amount % 3, false); // not even
cell_map.clear();
for (int i = 0; i < amount / 3; i++) {
IndexKey ik;
ik.key = decode_uint64((const uint8_t *)&r[i * 3]);
Cell cell;
cell.cell = decode_uint32((const uint8_t *)&r[i * 3 + 2]);
cell_map[ik] = cell;
}
}
_recreate_octant_data();
} else
return false;
return true;
}
bool GridMap::_get(const StringName &p_name, Variant &r_ret) const {
String name = p_name;
if (name == "theme") {
r_ret = get_theme();
} else if (name == "cell_size") {
r_ret = get_cell_size();
} else if (name == "cell_octant_size") {
r_ret = get_octant_size();
} else if (name == "cell_center_x") {
r_ret = get_center_x();
} else if (name == "cell_center_y") {
r_ret = get_center_y();
} else if (name == "cell_center_z") {
r_ret = get_center_z();
} else if (name == "cell_scale") {
r_ret = cell_scale;
} else if (name == "data") {
Dictionary d;
PoolVector<int> cells;
cells.resize(cell_map.size() * 3);
{
PoolVector<int>::Write w = cells.write();
int i = 0;
for (Map<IndexKey, Cell>::Element *E = cell_map.front(); E; E = E->next(), i++) {
encode_uint64(E->key().key, (uint8_t *)&w[i * 3]);
encode_uint32(E->get().cell, (uint8_t *)&w[i * 3 + 2]);
}
}
d["cells"] = cells;
r_ret = d;
} else
return false;
return true;
}
void GridMap::_get_property_list(List<PropertyInfo> *p_list) const {
p_list->push_back(PropertyInfo(Variant::OBJECT, "theme", PROPERTY_HINT_RESOURCE_TYPE, "MeshLibrary"));
p_list->push_back(PropertyInfo(Variant::NIL, "Cell", PROPERTY_HINT_NONE, "cell_", PROPERTY_USAGE_GROUP));
p_list->push_back(PropertyInfo(Variant::VECTOR3, "cell_size"));
p_list->push_back(PropertyInfo(Variant::INT, "cell_octant_size", PROPERTY_HINT_RANGE, "1,1024,1"));
p_list->push_back(PropertyInfo(Variant::BOOL, "cell_center_x"));
p_list->push_back(PropertyInfo(Variant::BOOL, "cell_center_y"));
p_list->push_back(PropertyInfo(Variant::BOOL, "cell_center_z"));
p_list->push_back(PropertyInfo(Variant::REAL, "cell_scale"));
p_list->push_back(PropertyInfo(Variant::DICTIONARY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE));
}
void GridMap::set_theme(const Ref<MeshLibrary> &p_theme) {
if (!theme.is_null())
theme->unregister_owner(this);
theme = p_theme;
if (!theme.is_null())
theme->register_owner(this);
_recreate_octant_data();
_change_notify("theme");
}
Ref<MeshLibrary> GridMap::get_theme() const {
return theme;
}
void GridMap::set_cell_size(const Vector3 &p_size) {
ERR_FAIL_COND(p_size.x < 0.001 || p_size.y < 0.001 || p_size.z < 0.001);
cell_size = p_size;
_recreate_octant_data();
}
Vector3 GridMap::get_cell_size() const {
return cell_size;
}
void GridMap::set_octant_size(int p_size) {
octant_size = p_size;
_recreate_octant_data();
}
int GridMap::get_octant_size() const {
return octant_size;
}
void GridMap::set_center_x(bool p_enable) {
center_x = p_enable;
_recreate_octant_data();
}
bool GridMap::get_center_x() const {
return center_x;
}
void GridMap::set_center_y(bool p_enable) {
center_y = p_enable;
_recreate_octant_data();
}
bool GridMap::get_center_y() const {
return center_y;
}
void GridMap::set_center_z(bool p_enable) {
center_z = p_enable;
_recreate_octant_data();
}
bool GridMap::get_center_z() const {
return center_z;
}
void GridMap::set_cell_item(int p_x, int p_y, int p_z, int p_item, int p_rot) {
ERR_FAIL_INDEX(ABS(p_x), 1 << 20);
ERR_FAIL_INDEX(ABS(p_y), 1 << 20);
ERR_FAIL_INDEX(ABS(p_z), 1 << 20);
IndexKey key;
key.x = p_x;
key.y = p_y;
key.z = p_z;
OctantKey ok;
ok.x = p_x / octant_size;
ok.y = p_y / octant_size;
ok.z = p_z / octant_size;
if (p_item < 0) {
//erase
if (cell_map.has(key)) {
OctantKey octantkey = ok;
ERR_FAIL_COND(!octant_map.has(octantkey));
Octant &g = *octant_map[octantkey];
g.cells.erase(key);
g.dirty = true;
cell_map.erase(key);
_queue_octants_dirty();
}
return;
}
OctantKey octantkey = ok;
if (!octant_map.has(octantkey)) {
//create octant because it does not exist
Octant *g = memnew(Octant);
g->dirty = true;
g->static_body = PhysicsServer::get_singleton()->body_create(PhysicsServer::BODY_MODE_STATIC);
PhysicsServer::get_singleton()->body_attach_object_instance_id(g->static_body, get_instance_id());
SceneTree *st = SceneTree::get_singleton();
if (st && st->is_debugging_collisions_hint()) {
g->collision_debug = VisualServer::get_singleton()->mesh_create();
g->collision_debug_instance = VisualServer::get_singleton()->instance_create();
VisualServer::get_singleton()->instance_set_base(g->collision_debug_instance, g->collision_debug);
}
octant_map[octantkey] = g;
if (is_inside_world()) {
_octant_enter_world(octantkey);
_octant_transform(octantkey);
}
}
Octant &g = *octant_map[octantkey];
g.cells.insert(key);
g.dirty = true;
_queue_octants_dirty();
Cell c;
c.item = p_item;
c.rot = p_rot;
cell_map[key] = c;
}
int GridMap::get_cell_item(int p_x, int p_y, int p_z) const {
ERR_FAIL_INDEX_V(ABS(p_x), 1 << 20, INVALID_CELL_ITEM);
ERR_FAIL_INDEX_V(ABS(p_y), 1 << 20, INVALID_CELL_ITEM);
ERR_FAIL_INDEX_V(ABS(p_z), 1 << 20, INVALID_CELL_ITEM);
IndexKey key;
key.x = p_x;
key.y = p_y;
key.z = p_z;
if (!cell_map.has(key))
return INVALID_CELL_ITEM;
return cell_map[key].item;
}
int GridMap::get_cell_item_orientation(int p_x, int p_y, int p_z) const {
ERR_FAIL_INDEX_V(ABS(p_x), 1 << 20, -1);
ERR_FAIL_INDEX_V(ABS(p_y), 1 << 20, -1);
ERR_FAIL_INDEX_V(ABS(p_z), 1 << 20, -1);
IndexKey key;
key.x = p_x;
key.y = p_y;
key.z = p_z;
if (!cell_map.has(key))
return -1;
return cell_map[key].rot;
}
void GridMap::_octant_transform(const OctantKey &p_key) {
ERR_FAIL_COND(!octant_map.has(p_key));
Octant &g = *octant_map[p_key];
PhysicsServer::get_singleton()->body_set_state(g.static_body, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
if (g.collision_debug_instance.is_valid()) {
VS::get_singleton()->instance_set_transform(g.collision_debug_instance, get_global_transform());
}
for (int i = 0; i < g.multimesh_instances.size(); i++) {
VS::get_singleton()->instance_set_transform(g.multimesh_instances[i].instance, get_global_transform());
}
}
bool GridMap::_octant_update(const OctantKey &p_key) {
ERR_FAIL_COND_V(!octant_map.has(p_key), false);
Octant &g = *octant_map[p_key];
if (!g.dirty)
return false;
//erase body shapes
PhysicsServer::get_singleton()->body_clear_shapes(g.static_body);
//erase body shapes debug
if (g.collision_debug.is_valid()) {
VS::get_singleton()->mesh_clear(g.collision_debug);
}
//erase navigation
if (navigation) {
for (Map<IndexKey, Octant::NavMesh>::Element *E = g.navmesh_ids.front(); E; E = E->next()) {
navigation->navmesh_remove(E->get().id);
}
g.navmesh_ids.clear();
}
//erase multimeshes
for (int i = 0; i < g.multimesh_instances.size(); i++) {
VS::get_singleton()->free(g.multimesh_instances[i].instance);
VS::get_singleton()->free(g.multimesh_instances[i].multimesh);
}
g.multimesh_instances.clear();
if (g.cells.size() == 0) {
//octant no longer needed
_octant_clean_up(p_key);
return true;
}
PoolVector<Vector3> col_debug;
/*
* foreach item in this octant,
* set item's multimesh's instance count to number of cells which have this item
* and set said multimesh bounding box to one containing all cells which have this item
*/
Map<int, List<Pair<Transform, IndexKey> > > multimesh_items;
for (Set<IndexKey>::Element *E = g.cells.front(); E; E = E->next()) {
ERR_CONTINUE(!cell_map.has(E->get()));
const Cell &c = cell_map[E->get()];
if (!theme.is_valid() || !theme->has_item(c.item))
continue;
//print_line("OCTANT, CELLS: "+itos(ii.cells.size()));
Vector3 cellpos = Vector3(E->get().x, E->get().y, E->get().z);
Vector3 ofs(cell_size.x * 0.5 * int(center_x), cell_size.y * 0.5 * int(center_y), cell_size.z * 0.5 * int(center_z));
Transform xform;
if (clip && ((clip_above && cellpos[clip_axis] > clip_floor) || (!clip_above && cellpos[clip_axis] < clip_floor))) {
} else {
}
xform.basis.set_orthogonal_index(c.rot);
xform.set_origin(cellpos * cell_size + ofs);
xform.basis.scale(Vector3(cell_scale, cell_scale, cell_scale));
if (theme->get_item_mesh(c.item).is_valid()) {
if (!multimesh_items.has(c.item)) {
multimesh_items[c.item] = List<Pair<Transform, IndexKey> >();
}
Pair<Transform, IndexKey> p;
p.first = xform;
p.second = E->get();
multimesh_items[c.item].push_back(p);
}
Vector<MeshLibrary::ShapeData> shapes = theme->get_item_shapes(c.item);
// add the item's shape at given xform to octant's static_body
for (int i = 0; i < shapes.size(); i++) {
// add the item's shape
if (!shapes[i].shape.is_valid())
continue;
PhysicsServer::get_singleton()->body_add_shape(g.static_body, shapes[i].shape->get_rid(), xform * shapes[i].local_transform);
if (g.collision_debug.is_valid()) {
shapes[i].shape->add_vertices_to_array(col_debug, xform * shapes[i].local_transform);
}
//print_line("PHIS x: "+xform);
}
// add the item's navmesh at given xform to GridMap's Navigation ancestor
Ref<NavigationMesh> navmesh = theme->get_item_navmesh(c.item);
if (navmesh.is_valid()) {
Octant::NavMesh nm;
nm.xform = xform;
if (navigation) {
nm.id = navigation->navmesh_create(navmesh, xform, this);
} else {
nm.id = -1;
}
g.navmesh_ids[E->get()] = nm;
}
}
//update multimeshes
for (Map<int, List<Pair<Transform, IndexKey> > >::Element *E = multimesh_items.front(); E; E = E->next()) {
Octant::MultimeshInstance mmi;
RID mm = VS::get_singleton()->multimesh_create();
VS::get_singleton()->multimesh_allocate(mm, E->get().size(), VS::MULTIMESH_TRANSFORM_3D, VS::MULTIMESH_COLOR_NONE);
VS::get_singleton()->multimesh_set_mesh(mm, theme->get_item_mesh(E->key())->get_rid());
int idx = 0;
for (List<Pair<Transform, IndexKey> >::Element *F = E->get().front(); F; F = F->next()) {
VS::get_singleton()->multimesh_instance_set_transform(mm, idx, F->get().first);
#ifdef TOOLS_ENABLED
Octant::MultimeshInstance::Item it;
it.index = idx;
it.transform = F->get().first;
it.key = F->get().second;
mmi.items.push_back(it);
#endif
idx++;
}
RID instance = VS::get_singleton()->instance_create();
VS::get_singleton()->instance_set_base(instance, mm);
if (is_inside_tree()) {
VS::get_singleton()->instance_set_scenario(instance, get_world()->get_scenario());
VS::get_singleton()->instance_set_transform(instance, get_global_transform());
}
mmi.multimesh = mm;
mmi.instance = instance;
g.multimesh_instances.push_back(mmi);
}
if (col_debug.size()) {
Array arr;
arr.resize(VS::ARRAY_MAX);
arr[VS::ARRAY_VERTEX] = col_debug;
VS::get_singleton()->mesh_add_surface_from_arrays(g.collision_debug, VS::PRIMITIVE_LINES, arr);
SceneTree *st = SceneTree::get_singleton();
if (st) {
VS::get_singleton()->mesh_surface_set_material(g.collision_debug, 0, st->get_debug_collision_material()->get_rid());
}
}
g.dirty = false;
return false;
}
void GridMap::_octant_enter_world(const OctantKey &p_key) {
ERR_FAIL_COND(!octant_map.has(p_key));
Octant &g = *octant_map[p_key];
PhysicsServer::get_singleton()->body_set_state(g.static_body, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
PhysicsServer::get_singleton()->body_set_space(g.static_body, get_world()->get_space());
//print_line("BODYPOS: "+get_global_transform());
if (g.collision_debug_instance.is_valid()) {
VS::get_singleton()->instance_set_scenario(g.collision_debug_instance, get_world()->get_scenario());
VS::get_singleton()->instance_set_transform(g.collision_debug_instance, get_global_transform());
}
for (int i = 0; i < g.multimesh_instances.size(); i++) {
VS::get_singleton()->instance_set_scenario(g.multimesh_instances[i].instance, get_world()->get_scenario());
VS::get_singleton()->instance_set_transform(g.multimesh_instances[i].instance, get_global_transform());
}
if (navigation && theme.is_valid()) {
for (Map<IndexKey, Octant::NavMesh>::Element *F = g.navmesh_ids.front(); F; F = F->next()) {
if (cell_map.has(F->key()) && F->get().id < 0) {
Ref<NavigationMesh> nm = theme->get_item_navmesh(cell_map[F->key()].item);
if (nm.is_valid()) {
F->get().id = navigation->navmesh_create(nm, F->get().xform, this);
}
}
}
}
}
void GridMap::_octant_exit_world(const OctantKey &p_key) {
ERR_FAIL_COND(!octant_map.has(p_key));
Octant &g = *octant_map[p_key];
PhysicsServer::get_singleton()->body_set_state(g.static_body, PhysicsServer::BODY_STATE_TRANSFORM, get_global_transform());
PhysicsServer::get_singleton()->body_set_space(g.static_body, RID());
if (g.collision_debug_instance.is_valid()) {
VS::get_singleton()->instance_set_scenario(g.collision_debug_instance, RID());
}
for (int i = 0; i < g.multimesh_instances.size(); i++) {
VS::get_singleton()->instance_set_scenario(g.multimesh_instances[i].instance, RID());
}
if (navigation) {
for (Map<IndexKey, Octant::NavMesh>::Element *F = g.navmesh_ids.front(); F; F = F->next()) {
if (F->get().id >= 0) {
navigation->navmesh_remove(F->get().id);
F->get().id = -1;
}
}
}
}
void GridMap::_octant_clean_up(const OctantKey &p_key) {
ERR_FAIL_COND(!octant_map.has(p_key));
Octant &g = *octant_map[p_key];
if (g.collision_debug.is_valid())
VS::get_singleton()->free(g.collision_debug);
if (g.collision_debug_instance.is_valid())
VS::get_singleton()->free(g.collision_debug_instance);
PhysicsServer::get_singleton()->free(g.static_body);
//erase navigation
if (navigation) {
for (Map<IndexKey, Octant::NavMesh>::Element *E = g.navmesh_ids.front(); E; E = E->next()) {
navigation->navmesh_remove(E->get().id);
}
g.navmesh_ids.clear();
}
//erase multimeshes
for (int i = 0; i < g.multimesh_instances.size(); i++) {
VS::get_singleton()->free(g.multimesh_instances[i].instance);
VS::get_singleton()->free(g.multimesh_instances[i].multimesh);
}
g.multimesh_instances.clear();
}
void GridMap::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_WORLD: {
Spatial *c = this;
while (c) {
navigation = Object::cast_to<Navigation>(c);
if (navigation) {
break;
}
c = Object::cast_to<Spatial>(c->get_parent());
}
last_transform = get_global_transform();
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
_octant_enter_world(E->key());
}
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
Transform new_xform = get_global_transform();
if (new_xform == last_transform)
break;
//update run
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
_octant_transform(E->key());
}
last_transform = new_xform;
} break;
case NOTIFICATION_EXIT_WORLD: {
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
_octant_exit_world(E->key());
}
navigation = NULL;
//_queue_octants_dirty(MAP_DIRTY_INSTANCES|MAP_DIRTY_TRANSFORMS);
//_update_octants_callback();
//_update_area_instances();
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
_update_visibility();
} break;
}
}
void GridMap::_update_visibility() {
if (!is_inside_tree())
return;
_change_notify("visible");
for (Map<OctantKey, Octant *>::Element *e = octant_map.front(); e; e = e->next()) {
Octant *octant = e->value();
for (int i = 0; i < octant->multimesh_instances.size(); i++) {
Octant::MultimeshInstance &mi = octant->multimesh_instances[i];
VS::get_singleton()->instance_set_visible(mi.instance, is_visible());
}
}
}
void GridMap::_queue_octants_dirty() {
if (awaiting_update)
return;
MessageQueue::get_singleton()->push_call(this, "_update_octants_callback");
awaiting_update = true;
}
void GridMap::_recreate_octant_data() {
Map<IndexKey, Cell> cell_copy = cell_map;
_clear_internal();
for (Map<IndexKey, Cell>::Element *E = cell_copy.front(); E; E = E->next()) {
set_cell_item(E->key().x, E->key().y, E->key().z, E->get().item, E->get().rot);
}
}
void GridMap::_clear_internal() {
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
if (is_inside_world())
_octant_exit_world(E->key());
_octant_clean_up(E->key());
memdelete(E->get());
}
octant_map.clear();
cell_map.clear();
}
void GridMap::clear() {
_clear_internal();
}
void GridMap::resource_changed(const RES &p_res) {
_recreate_octant_data();
}
void GridMap::_update_octants_callback() {
if (!awaiting_update)
return;
List<OctantKey> to_delete;
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
if (_octant_update(E->key())) {
to_delete.push_back(E->key());
}
}
while (to_delete.front()) {
memdelete(octant_map[to_delete.front()->get()]);
octant_map.erase(to_delete.front()->get());
to_delete.pop_back();
}
_update_visibility();
awaiting_update = false;
}
void GridMap::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_theme", "theme"), &GridMap::set_theme);
ClassDB::bind_method(D_METHOD("get_theme"), &GridMap::get_theme);
ClassDB::bind_method(D_METHOD("set_cell_size", "size"), &GridMap::set_cell_size);
ClassDB::bind_method(D_METHOD("get_cell_size"), &GridMap::get_cell_size);
ClassDB::bind_method(D_METHOD("set_octant_size", "size"), &GridMap::set_octant_size);
ClassDB::bind_method(D_METHOD("get_octant_size"), &GridMap::get_octant_size);
ClassDB::bind_method(D_METHOD("set_cell_item", "x", "y", "z", "item", "orientation"), &GridMap::set_cell_item, DEFVAL(0));
ClassDB::bind_method(D_METHOD("get_cell_item", "x", "y", "z"), &GridMap::get_cell_item);
ClassDB::bind_method(D_METHOD("get_cell_item_orientation", "x", "y", "z"), &GridMap::get_cell_item_orientation);
//ClassDB::bind_method(D_METHOD("_recreate_octants"),&GridMap::_recreate_octants);
ClassDB::bind_method(D_METHOD("_update_octants_callback"), &GridMap::_update_octants_callback);
ClassDB::bind_method(D_METHOD("resource_changed", "resource"), &GridMap::resource_changed);
ClassDB::bind_method(D_METHOD("set_center_x", "enable"), &GridMap::set_center_x);
ClassDB::bind_method(D_METHOD("get_center_x"), &GridMap::get_center_x);
ClassDB::bind_method(D_METHOD("set_center_y", "enable"), &GridMap::set_center_y);
ClassDB::bind_method(D_METHOD("get_center_y"), &GridMap::get_center_y);
ClassDB::bind_method(D_METHOD("set_center_z", "enable"), &GridMap::set_center_z);
ClassDB::bind_method(D_METHOD("get_center_z"), &GridMap::get_center_z);
ClassDB::bind_method(D_METHOD("set_clip", "enabled", "clipabove", "floor", "axis"), &GridMap::set_clip, DEFVAL(true), DEFVAL(0), DEFVAL(Vector3::AXIS_X));
ClassDB::bind_method(D_METHOD("clear"), &GridMap::clear);
ClassDB::bind_method(D_METHOD("get_meshes"), &GridMap::get_meshes);
BIND_CONSTANT(INVALID_CELL_ITEM);
}
void GridMap::set_clip(bool p_enabled, bool p_clip_above, int p_floor, Vector3::Axis p_axis) {
if (!p_enabled && !clip)
return;
if (clip && p_enabled && clip_floor == p_floor && p_clip_above == clip_above && p_axis == clip_axis)
return;
clip = p_enabled;
clip_floor = p_floor;
clip_axis = p_axis;
clip_above = p_clip_above;
//make it all update
for (Map<OctantKey, Octant *>::Element *E = octant_map.front(); E; E = E->next()) {
Octant *g = E->get();
g->dirty = true;
}
awaiting_update = true;
_update_octants_callback();
}
void GridMap::set_cell_scale(float p_scale) {
cell_scale = p_scale;
_queue_octants_dirty();
}
float GridMap::get_cell_scale() const {
return cell_scale;
}
Array GridMap::get_meshes() {
if (theme.is_null())
return Array();
Vector3 ofs(cell_size.x * 0.5 * int(center_x), cell_size.y * 0.5 * int(center_y), cell_size.z * 0.5 * int(center_z));
Array meshes;
for (Map<IndexKey, Cell>::Element *E = cell_map.front(); E; E = E->next()) {
int id = E->get().item;
if (!theme->has_item(id))
continue;
Ref<Mesh> mesh = theme->get_item_mesh(id);
if (mesh.is_null())
continue;
IndexKey ik = E->key();
Vector3 cellpos = Vector3(ik.x, ik.y, ik.z);
Transform xform;
xform.basis.set_orthogonal_index(E->get().rot);
xform.set_origin(cellpos * cell_size + ofs);
xform.basis.scale(Vector3(cell_scale, cell_scale, cell_scale));
meshes.push_back(xform);
meshes.push_back(mesh);
}
return meshes;
}
GridMap::GridMap() {
cell_size = Vector3(2, 2, 2);
octant_size = 4;
awaiting_update = false;
_in_tree = false;
center_x = true;
center_y = true;
center_z = true;
clip = false;
clip_floor = 0;
clip_axis = Vector3::AXIS_Z;
clip_above = true;
cell_scale = 1.0;
navigation = NULL;
set_notify_transform(true);
}
GridMap::~GridMap() {
if (!theme.is_null())
theme->unregister_owner(this);
clear();
}
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