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			234 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			234 lines
		
	
	
	
		
			8.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*************************************************************************/
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| /*  multimesh.cpp                                                        */
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| /*************************************************************************/
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| /*                       This file is part of:                           */
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| /*                           GODOT ENGINE                                */
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| /*                      https://godotengine.org                          */
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| /*************************************************************************/
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| /* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
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| /* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md)    */
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| /*                                                                       */
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| /* Permission is hereby granted, free of charge, to any person obtaining */
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| /* a copy of this software and associated documentation files (the       */
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| /* "Software"), to deal in the Software without restriction, including   */
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| /* without limitation the rights to use, copy, modify, merge, publish,   */
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| /* distribute, sublicense, and/or sell copies of the Software, and to    */
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| /* permit persons to whom the Software is furnished to do so, subject to */
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| /* the following conditions:                                             */
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| /*                                                                       */
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| /* The above copyright notice and this permission notice shall be        */
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| /* included in all copies or substantial portions of the Software.       */
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| /*                                                                       */
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| /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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| /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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| /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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| /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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| /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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| /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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| /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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| /*************************************************************************/
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| #include "multimesh.h"
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| #include "servers/visual_server.h"
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| 
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| void MultiMesh::_set_transform_array(const PoolVector<Vector3> &p_array) {
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| 
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| 	int instance_count = get_instance_count();
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| 
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| 	PoolVector<Vector3> xforms = p_array;
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| 	int len = xforms.size();
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| 	ERR_FAIL_COND((len / 4) != instance_count);
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| 	if (len == 0)
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| 		return;
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| 
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| 	PoolVector<Vector3>::Read r = xforms.read();
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| 
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| 	for (int i = 0; i < len / 4; i++) {
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| 
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| 		Transform t;
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| 		t.basis[0] = r[i * 4 + 0];
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| 		t.basis[1] = r[i * 4 + 1];
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| 		t.basis[2] = r[i * 4 + 2];
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| 		t.origin = r[i * 4 + 3];
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| 
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| 		set_instance_transform(i, t);
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| 	}
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| }
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| 
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| PoolVector<Vector3> MultiMesh::_get_transform_array() const {
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| 
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| 	int instance_count = get_instance_count();
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| 
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| 	if (instance_count == 0)
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| 		return PoolVector<Vector3>();
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| 
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| 	PoolVector<Vector3> xforms;
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| 	xforms.resize(instance_count * 4);
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| 
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| 	PoolVector<Vector3>::Write w = xforms.write();
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| 
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| 	for (int i = 0; i < instance_count; i++) {
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| 
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| 		Transform t = get_instance_transform(i);
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| 		w[i * 4 + 0] = t.basis[0];
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| 		w[i * 4 + 1] = t.basis[1];
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| 		w[i * 4 + 2] = t.basis[2];
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| 		w[i * 4 + 3] = t.origin;
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| 	}
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| 
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| 	return xforms;
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| }
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| 
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| void MultiMesh::_set_color_array(const PoolVector<Color> &p_array) {
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| 
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| 	int instance_count = get_instance_count();
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| 
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| 	PoolVector<Color> colors = p_array;
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| 	int len = colors.size();
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| 	ERR_FAIL_COND(len != instance_count);
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| 	if (len == 0)
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| 		return;
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| 
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| 	PoolVector<Color>::Read r = colors.read();
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| 
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| 	for (int i = 0; i < len; i++) {
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| 
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| 		set_instance_color(i, r[i]);
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| 	}
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| }
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| 
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| PoolVector<Color> MultiMesh::_get_color_array() const {
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| 
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| 	int instance_count = get_instance_count();
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| 
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| 	if (instance_count == 0)
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| 		return PoolVector<Color>();
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| 
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| 	PoolVector<Color> colors;
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| 	colors.resize(instance_count);
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| 
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| 	for (int i = 0; i < instance_count; i++) {
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| 
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| 		colors.set(i, get_instance_color(i));
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| 	}
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| 
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| 	return colors;
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| }
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| 
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| void MultiMesh::set_mesh(const Ref<Mesh> &p_mesh) {
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| 
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| 	mesh = p_mesh;
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| 	if (!mesh.is_null())
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| 		VisualServer::get_singleton()->multimesh_set_mesh(multimesh, mesh->get_rid());
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| 	else
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| 		VisualServer::get_singleton()->multimesh_set_mesh(multimesh, RID());
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| }
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| 
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| Ref<Mesh> MultiMesh::get_mesh() const {
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| 
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| 	return mesh;
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| }
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| 
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| void MultiMesh::set_instance_count(int p_count) {
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| 
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| 	VisualServer::get_singleton()->multimesh_allocate(multimesh, p_count, VS::MultimeshTransformFormat(transform_format), VS::MultimeshColorFormat(color_format));
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| }
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| int MultiMesh::get_instance_count() const {
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| 
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| 	return VisualServer::get_singleton()->multimesh_get_instance_count(multimesh);
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| }
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| 
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| void MultiMesh::set_instance_transform(int p_instance, const Transform &p_transform) {
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| 
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| 	VisualServer::get_singleton()->multimesh_instance_set_transform(multimesh, p_instance, p_transform);
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| }
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| Transform MultiMesh::get_instance_transform(int p_instance) const {
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| 
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| 	return VisualServer::get_singleton()->multimesh_instance_get_transform(multimesh, p_instance);
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| }
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| 
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| void MultiMesh::set_instance_color(int p_instance, const Color &p_color) {
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| 
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| 	VisualServer::get_singleton()->multimesh_instance_set_color(multimesh, p_instance, p_color);
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| }
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| Color MultiMesh::get_instance_color(int p_instance) const {
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| 
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| 	return VisualServer::get_singleton()->multimesh_instance_get_color(multimesh, p_instance);
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| }
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| 
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| Rect3 MultiMesh::get_aabb() const {
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| 
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| 	return VisualServer::get_singleton()->multimesh_get_aabb(multimesh);
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| }
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| 
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| RID MultiMesh::get_rid() const {
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| 
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| 	return multimesh;
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| }
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| 
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| void MultiMesh::set_color_format(ColorFormat p_color_format) {
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| 
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| 	color_format = p_color_format;
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| }
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| 
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| MultiMesh::ColorFormat MultiMesh::get_color_format() const {
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| 
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| 	return color_format;
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| }
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| 
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| void MultiMesh::set_transform_format(TransformFormat p_transform_format) {
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| 
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| 	transform_format = p_transform_format;
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| }
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| MultiMesh::TransformFormat MultiMesh::get_transform_format() const {
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| 
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| 	return transform_format;
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| }
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| 
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| void MultiMesh::_bind_methods() {
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| 
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| 	ClassDB::bind_method(D_METHOD("set_mesh", "mesh"), &MultiMesh::set_mesh);
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| 	ClassDB::bind_method(D_METHOD("get_mesh"), &MultiMesh::get_mesh);
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| 	ClassDB::bind_method(D_METHOD("set_color_format", "format"), &MultiMesh::set_color_format);
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| 	ClassDB::bind_method(D_METHOD("get_color_format"), &MultiMesh::get_color_format);
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| 	ClassDB::bind_method(D_METHOD("set_transform_format", "format"), &MultiMesh::set_transform_format);
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| 	ClassDB::bind_method(D_METHOD("get_transform_format"), &MultiMesh::get_transform_format);
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| 
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| 	ClassDB::bind_method(D_METHOD("set_instance_count", "count"), &MultiMesh::set_instance_count);
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| 	ClassDB::bind_method(D_METHOD("get_instance_count"), &MultiMesh::get_instance_count);
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| 	ClassDB::bind_method(D_METHOD("set_instance_transform", "instance", "transform"), &MultiMesh::set_instance_transform);
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| 	ClassDB::bind_method(D_METHOD("get_instance_transform", "instance"), &MultiMesh::get_instance_transform);
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| 	ClassDB::bind_method(D_METHOD("set_instance_color", "instance", "color"), &MultiMesh::set_instance_color);
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| 	ClassDB::bind_method(D_METHOD("get_instance_color", "instance"), &MultiMesh::get_instance_color);
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| 	ClassDB::bind_method(D_METHOD("get_aabb"), &MultiMesh::get_aabb);
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| 
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| 	ClassDB::bind_method(D_METHOD("_set_transform_array"), &MultiMesh::_set_transform_array);
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| 	ClassDB::bind_method(D_METHOD("_get_transform_array"), &MultiMesh::_get_transform_array);
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| 	ClassDB::bind_method(D_METHOD("_set_color_array"), &MultiMesh::_set_color_array);
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| 	ClassDB::bind_method(D_METHOD("_get_color_array"), &MultiMesh::_get_color_array);
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| 
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| 	ADD_PROPERTY(PropertyInfo(Variant::INT, "color_format", PROPERTY_HINT_ENUM, "None,Byte,Float"), "set_color_format", "get_color_format");
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| 	ADD_PROPERTY(PropertyInfo(Variant::INT, "transform_format", PROPERTY_HINT_ENUM, "2D,3D"), "set_transform_format", "get_transform_format");
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| 	ADD_PROPERTY(PropertyInfo(Variant::INT, "instance_count", PROPERTY_HINT_RANGE, "0,16384,1"), "set_instance_count", "get_instance_count");
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| 	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh", PROPERTY_HINT_RESOURCE_TYPE, "Mesh"), "set_mesh", "get_mesh");
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| 	ADD_PROPERTY(PropertyInfo(Variant::POOL_VECTOR3_ARRAY, "transform_array", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "_set_transform_array", "_get_transform_array");
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| 	ADD_PROPERTY(PropertyInfo(Variant::POOL_COLOR_ARRAY, "color_array", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "_set_color_array", "_get_color_array");
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| 
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| 	BIND_ENUM_CONSTANT(TRANSFORM_2D);
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| 	BIND_ENUM_CONSTANT(TRANSFORM_3D);
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| 
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| 	BIND_ENUM_CONSTANT(COLOR_NONE);
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| 	BIND_ENUM_CONSTANT(COLOR_8BIT);
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| 	BIND_ENUM_CONSTANT(COLOR_FLOAT);
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| }
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| 
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| MultiMesh::MultiMesh() {
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| 
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| 	multimesh = VisualServer::get_singleton()->multimesh_create();
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| 	color_format = COLOR_NONE;
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| 	transform_format = TRANSFORM_2D;
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| }
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| 
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| MultiMesh::~MultiMesh() {
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| 
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| 	VisualServer::get_singleton()->free(multimesh);
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| }
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