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godot/scene/resources/multimesh.cpp
Rémi Verschelde d4993b74fc Add missing argument names in GDScript bindings 
All classes were reviewed apart from VisualServer for which no argument name is documented at all.
While doing this review, I found quite a few bugs that were fixed either in earlier commits or this one (mostly documentation bugs though, i.e. some arguments were listed at the wrong place).
2015-12-28 02:13:05 +01:00

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/*************************************************************************/
/* multimesh.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 Juan Linietsky, Ariel Manzur. */
/* */
/* 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);
}
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