232 lines
8.0 KiB
C++
232 lines
8.0 KiB
C++
/*************************************************************************/
|
|
/* multimesh.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2020 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 "multimesh.h"
|
|
#include "servers/visual_server.h"
|
|
|
|
void MultiMesh::_set_transform_array(const DVector<Vector3> &p_array) {
|
|
|
|
int instance_count = get_instance_count();
|
|
|
|
DVector<Vector3> xforms = p_array;
|
|
int len = xforms.size();
|
|
ERR_FAIL_COND((len / 4) != instance_count);
|
|
if (len == 0)
|
|
return;
|
|
|
|
DVector<Vector3>::Read r = xforms.read();
|
|
|
|
for (int i = 0; i < len / 4; i++) {
|
|
|
|
Transform t;
|
|
t.basis[0] = r[i * 4 + 0];
|
|
t.basis[1] = r[i * 4 + 1];
|
|
t.basis[2] = r[i * 4 + 2];
|
|
t.origin = r[i * 4 + 3];
|
|
|
|
set_instance_transform(i, t);
|
|
}
|
|
}
|
|
|
|
DVector<Vector3> MultiMesh::_get_transform_array() const {
|
|
|
|
int instance_count = get_instance_count();
|
|
|
|
if (instance_count == 0)
|
|
return DVector<Vector3>();
|
|
|
|
DVector<Vector3> xforms;
|
|
xforms.resize(instance_count * 4);
|
|
|
|
DVector<Vector3>::Write w = xforms.write();
|
|
|
|
for (int i = 0; i < instance_count; i++) {
|
|
|
|
Transform t = get_instance_transform(i);
|
|
w[i * 4 + 0] = t.basis[0];
|
|
w[i * 4 + 1] = t.basis[1];
|
|
w[i * 4 + 2] = t.basis[2];
|
|
w[i * 4 + 3] = t.origin;
|
|
}
|
|
|
|
return xforms;
|
|
}
|
|
|
|
void MultiMesh::_set_color_array(const DVector<Color> &p_array) {
|
|
|
|
int instance_count = get_instance_count();
|
|
|
|
DVector<Color> colors = p_array;
|
|
int len = colors.size();
|
|
ERR_FAIL_COND(len != instance_count);
|
|
if (len == 0)
|
|
return;
|
|
|
|
DVector<Color>::Read r = colors.read();
|
|
|
|
for (int i = 0; i < len; i++) {
|
|
|
|
set_instance_color(i, r[i]);
|
|
}
|
|
}
|
|
|
|
DVector<Color> MultiMesh::_get_color_array() const {
|
|
|
|
int instance_count = get_instance_count();
|
|
|
|
if (instance_count == 0)
|
|
return DVector<Color>();
|
|
|
|
DVector<Color> colors;
|
|
colors.resize(instance_count);
|
|
|
|
for (int i = 0; i < instance_count; i++) {
|
|
|
|
colors.set(i, get_instance_color(i));
|
|
}
|
|
|
|
return colors;
|
|
}
|
|
|
|
void MultiMesh::set_mesh(const Ref<Mesh> &p_mesh) {
|
|
|
|
mesh = p_mesh;
|
|
if (!mesh.is_null())
|
|
VisualServer::get_singleton()->multimesh_set_mesh(multimesh, mesh->get_rid());
|
|
else
|
|
VisualServer::get_singleton()->multimesh_set_mesh(multimesh, RID());
|
|
}
|
|
|
|
Ref<Mesh> MultiMesh::get_mesh() const {
|
|
|
|
return mesh;
|
|
}
|
|
|
|
void MultiMesh::set_instance_count(int p_count) {
|
|
|
|
VisualServer::get_singleton()->multimesh_set_instance_count(multimesh, p_count);
|
|
}
|
|
int MultiMesh::get_instance_count() const {
|
|
|
|
return VisualServer::get_singleton()->multimesh_get_instance_count(multimesh);
|
|
}
|
|
|
|
void MultiMesh::set_instance_transform(int p_instance, const Transform &p_transform) {
|
|
|
|
VisualServer::get_singleton()->multimesh_instance_set_transform(multimesh, p_instance, p_transform);
|
|
}
|
|
Transform MultiMesh::get_instance_transform(int p_instance) const {
|
|
|
|
return VisualServer::get_singleton()->multimesh_instance_get_transform(multimesh, p_instance);
|
|
}
|
|
|
|
void MultiMesh::set_instance_color(int p_instance, const Color &p_color) {
|
|
|
|
VisualServer::get_singleton()->multimesh_instance_set_color(multimesh, p_instance, p_color);
|
|
}
|
|
Color MultiMesh::get_instance_color(int p_instance) const {
|
|
|
|
return VisualServer::get_singleton()->multimesh_instance_get_color(multimesh, p_instance);
|
|
}
|
|
|
|
void MultiMesh::set_aabb(const AABB &p_aabb) {
|
|
|
|
aabb = p_aabb;
|
|
VisualServer::get_singleton()->multimesh_set_aabb(multimesh, p_aabb);
|
|
}
|
|
AABB MultiMesh::get_aabb() const {
|
|
|
|
return aabb;
|
|
}
|
|
|
|
void MultiMesh::generate_aabb() {
|
|
|
|
ERR_EXPLAIN("Cannot generate AABB if mesh is null.");
|
|
ERR_FAIL_COND(mesh.is_null());
|
|
|
|
AABB base_aabb = mesh->get_aabb();
|
|
|
|
aabb = AABB();
|
|
|
|
int instance_count = get_instance_count();
|
|
for (int i = 0; i < instance_count; i++) {
|
|
|
|
Transform xform = get_instance_transform(i);
|
|
if (i == 0)
|
|
aabb = xform.xform(base_aabb);
|
|
else
|
|
aabb.merge_with(xform.xform(base_aabb));
|
|
}
|
|
|
|
set_aabb(aabb);
|
|
}
|
|
|
|
RID MultiMesh::get_rid() const {
|
|
|
|
return multimesh;
|
|
}
|
|
|
|
void MultiMesh::_bind_methods() {
|
|
|
|
ObjectTypeDB::bind_method(_MD("set_mesh", "mesh:Mesh"), &MultiMesh::set_mesh);
|
|
ObjectTypeDB::bind_method(_MD("get_mesh:Mesh"), &MultiMesh::get_mesh);
|
|
ObjectTypeDB::bind_method(_MD("set_instance_count", "count"), &MultiMesh::set_instance_count);
|
|
ObjectTypeDB::bind_method(_MD("get_instance_count"), &MultiMesh::get_instance_count);
|
|
ObjectTypeDB::bind_method(_MD("set_instance_transform", "instance", "transform"), &MultiMesh::set_instance_transform);
|
|
ObjectTypeDB::bind_method(_MD("get_instance_transform", "instance"), &MultiMesh::get_instance_transform);
|
|
ObjectTypeDB::bind_method(_MD("set_instance_color", "instance", "color"), &MultiMesh::set_instance_color);
|
|
ObjectTypeDB::bind_method(_MD("get_instance_color", "instance"), &MultiMesh::get_instance_color);
|
|
ObjectTypeDB::bind_method(_MD("set_aabb", "visibility_aabb"), &MultiMesh::set_aabb);
|
|
ObjectTypeDB::bind_method(_MD("get_aabb"), &MultiMesh::get_aabb);
|
|
|
|
ObjectTypeDB::bind_method(_MD("generate_aabb"), &MultiMesh::generate_aabb);
|
|
|
|
ObjectTypeDB::bind_method(_MD("_set_transform_array"), &MultiMesh::_set_transform_array);
|
|
ObjectTypeDB::bind_method(_MD("_get_transform_array"), &MultiMesh::_get_transform_array);
|
|
ObjectTypeDB::bind_method(_MD("_set_color_array"), &MultiMesh::_set_color_array);
|
|
ObjectTypeDB::bind_method(_MD("_get_color_array"), &MultiMesh::_get_color_array);
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "instance_count", PROPERTY_HINT_RANGE, "0,16384,1"), _SCS("set_instance_count"), _SCS("get_instance_count"));
|
|
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh", PROPERTY_HINT_RESOURCE_TYPE, "Mesh"), _SCS("set_mesh"), _SCS("get_mesh"));
|
|
ADD_PROPERTY(PropertyInfo(Variant::_AABB, "aabb"), _SCS("set_aabb"), _SCS("get_aabb"));
|
|
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3_ARRAY, "transform_array", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), _SCS("_set_transform_array"), _SCS("_get_transform_array"));
|
|
ADD_PROPERTY(PropertyInfo(Variant::COLOR_ARRAY, "color_array", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), _SCS("_set_color_array"), _SCS("_get_color_array"));
|
|
}
|
|
|
|
MultiMesh::MultiMesh() {
|
|
|
|
multimesh = VisualServer::get_singleton()->multimesh_create();
|
|
}
|
|
|
|
MultiMesh::~MultiMesh() {
|
|
|
|
VisualServer::get_singleton()->free(multimesh);
|
|
}
|