virtualx-engine/scene/resources/mesh_data_tool.cpp
Juan Linietsky 118eed485e ObjectTypeDB was renamed to ClassDB. Types are meant to be more generic to Variant.
All usages of "type" to refer to classes were renamed to "class"
ClassDB has been exposed to GDScript.
OBJ_TYPE() macro is now GDCLASS()
2017-01-02 23:03:46 -03:00

629 lines
17 KiB
C++

/*************************************************************************/
/* mesh_data_tool.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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 "mesh_data_tool.h"
void MeshDataTool::clear() {
vertices.clear();
edges.clear();
faces.clear();
material = Ref<Material>();
format=0;
}
Error MeshDataTool::create_from_surface(const Ref<Mesh>& p_mesh,int p_surface) {
ERR_FAIL_COND_V(p_mesh.is_null(),ERR_INVALID_PARAMETER);
ERR_FAIL_COND_V(p_mesh.is_null(),ERR_INVALID_PARAMETER);
ERR_FAIL_COND_V(p_mesh->surface_get_primitive_type(p_surface)!=Mesh::PRIMITIVE_TRIANGLES,ERR_INVALID_PARAMETER);
Array arrays = p_mesh->surface_get_arrays(p_surface);
ERR_FAIL_COND_V( arrays.empty(), ERR_INVALID_PARAMETER );
DVector<Vector3> varray = arrays[Mesh::ARRAY_VERTEX];
int vcount = varray.size();
ERR_FAIL_COND_V( vcount == 0, ERR_INVALID_PARAMETER);
clear();
format = p_mesh->surface_get_format(p_surface);
material=p_mesh->surface_get_material(p_surface);
DVector<Vector3>::Read vr = varray.read();
DVector<Vector3>::Read nr;
if (arrays[Mesh::ARRAY_NORMAL].get_type()!=Variant::NIL)
nr = arrays[Mesh::ARRAY_NORMAL].operator DVector<Vector3>().read();
DVector<real_t>::Read ta;
if (arrays[Mesh::ARRAY_TANGENT].get_type()!=Variant::NIL)
ta = arrays[Mesh::ARRAY_TANGENT].operator DVector<real_t>().read();
DVector<Vector2>::Read uv;
if (arrays[Mesh::ARRAY_TEX_UV].get_type()!=Variant::NIL)
uv = arrays[Mesh::ARRAY_TEX_UV].operator DVector<Vector2>().read();
DVector<Vector2>::Read uv2;
if (arrays[Mesh::ARRAY_TEX_UV2].get_type()!=Variant::NIL)
uv2 = arrays[Mesh::ARRAY_TEX_UV2].operator DVector<Vector2>().read();
DVector<Color>::Read col;
if (arrays[Mesh::ARRAY_COLOR].get_type()!=Variant::NIL)
col = arrays[Mesh::ARRAY_COLOR].operator DVector<Color>().read();
DVector<real_t>::Read bo;
if (arrays[Mesh::ARRAY_BONES].get_type()!=Variant::NIL)
bo = arrays[Mesh::ARRAY_BONES].operator DVector<real_t>().read();
DVector<real_t>::Read we;
if (arrays[Mesh::ARRAY_WEIGHTS].get_type()!=Variant::NIL)
we = arrays[Mesh::ARRAY_WEIGHTS].operator DVector<real_t>().read();
vertices.resize(vcount);
for(int i=0;i<vcount;i++) {
Vertex v;
v.vertex=vr[i];
if (nr.ptr())
v.normal=nr[i];
if (ta.ptr())
v.tangent=Plane(ta[i*4+0],ta[i*4+1],ta[i*4+2],ta[i*4+3]);
if (uv.ptr())
v.uv=uv[i];
if (uv2.ptr())
v.uv2=uv2[i];
if (col.ptr())
v.color=col[i];
if (we.ptr()) {
v.weights.push_back(we[i*4+0]);
v.weights.push_back(we[i*4+1]);
v.weights.push_back(we[i*4+2]);
v.weights.push_back(we[i*4+3]);
}
if (bo.ptr()) {
v.bones.push_back(bo[i*4+0]);
v.bones.push_back(bo[i*4+1]);
v.bones.push_back(bo[i*4+2]);
v.bones.push_back(bo[i*4+3]);
}
vertices[i]=v;
}
DVector<int> indices;
if (arrays[Mesh::ARRAY_INDEX].get_type()!=Variant::NIL) {
indices = arrays[Mesh::ARRAY_INDEX];
} else {
//make code simpler
indices.resize(vcount);
DVector<int>::Write iw=indices.write();
for(int i=0;i<vcount;i++)
iw[i]=i;
}
int icount=indices.size();
DVector<int>::Read r = indices.read();
Map<Point2i,int> edge_indices;
for(int i=0;i<icount;i+=3) {
Vertex*v[3]={ &vertices[r[i+0]], &vertices[r[i+1]], &vertices[r[i+2]] };
int fidx=faces.size();
Face face;
for(int j=0;j<3;j++) {
face.v[j]=r[i+j];
Point2i edge(r[i+j],r[i+(j+1)%3]);
if (edge.x > edge.y) {
SWAP(edge.x,edge.y);
}
if (edge_indices.has(edge)) {
face.edges[j]=edge_indices[edge];
} else {
face.edges[j]=edge_indices.size();
edge_indices[edge]=face.edges[j];
Edge e;
e.vertex[0]=edge.x;
e.vertex[1]=edge.y;
edges.push_back(e);
}
edges[face.edges[j]].faces.push_back(fidx);
v[j]->faces.push_back(fidx);
v[j]->edges.push_back(face.edges[j]);
}
faces.push_back(face);
}
return OK;
}
Error MeshDataTool::commit_to_surface(const Ref<Mesh>& p_mesh) {
ERR_FAIL_COND_V(p_mesh.is_null(),ERR_INVALID_PARAMETER);
Array arr;
arr.resize(Mesh::ARRAY_MAX);
int vcount=vertices.size();
DVector<Vector3> v;
DVector<Vector3> n;
DVector<real_t> t;
DVector<Vector2> u;
DVector<Vector2> u2;
DVector<Color> c;
DVector<real_t> b;
DVector<real_t> w;
DVector<int> in;
{
v.resize(vcount);
DVector<Vector3>::Write vr=v.write();
DVector<Vector3>::Write nr;
if (format&Mesh::ARRAY_FORMAT_NORMAL) {
n.resize(vcount);
nr = n.write();
}
DVector<real_t>::Write ta;
if (format&Mesh::ARRAY_FORMAT_TANGENT) {
t.resize(vcount*4);
ta = t.write();
}
DVector<Vector2>::Write uv;
if (format&Mesh::ARRAY_FORMAT_TEX_UV) {
u.resize(vcount);
uv = u.write();
}
DVector<Vector2>::Write uv2;
if (format&Mesh::ARRAY_FORMAT_TEX_UV2) {
u2.resize(vcount);
uv2 = u2.write();
}
DVector<Color>::Write col;
if (format&Mesh::ARRAY_FORMAT_COLOR) {
c.resize(vcount);
col = c.write();
}
DVector<real_t>::Write bo;
if (format&Mesh::ARRAY_FORMAT_BONES) {
b.resize(vcount*4);
bo = b.write();
}
DVector<real_t>::Write we;
if (format&Mesh::ARRAY_FORMAT_WEIGHTS) {
w.resize(vcount*4);
we = w.write();
}
for(int i=0;i<vcount;i++) {
Vertex &vtx=vertices[i];
vr[i]=vtx.vertex;
if (nr.ptr())
nr[i]=vtx.normal;
if (ta.ptr()) {
ta[i*4+0]=vtx.tangent.normal.x;
ta[i*4+1]=vtx.tangent.normal.y;
ta[i*4+2]=vtx.tangent.normal.z;
ta[i*4+3]=vtx.tangent.d;
}
if (uv.ptr())
uv[i]=vtx.uv;
if (uv2.ptr())
uv2[i]=vtx.uv2;
if (col.ptr())
col[i]=vtx.color;
if (we.ptr()) {
we[i*4+0]=vtx.weights[0];
we[i*4+1]=vtx.weights[1];
we[i*4+2]=vtx.weights[2];
we[i*4+3]=vtx.weights[3];
}
if (bo.ptr()) {
bo[i*4+0]=vtx.bones[0];
bo[i*4+1]=vtx.bones[1];
bo[i*4+2]=vtx.bones[2];
bo[i*4+3]=vtx.bones[3];
}
}
int fc = faces.size();
in.resize(fc*3);
DVector<int>::Write iw=in.write();
for(int i=0;i<fc;i++) {
iw[i*3+0]=faces[i].v[0];
iw[i*3+1]=faces[i].v[1];
iw[i*3+2]=faces[i].v[2];
}
}
arr[Mesh::ARRAY_VERTEX]=v;
arr[Mesh::ARRAY_INDEX]=in;
if (n.size())
arr[Mesh::ARRAY_NORMAL]=n;
if (c.size())
arr[Mesh::ARRAY_COLOR]=c;
if (u.size())
arr[Mesh::ARRAY_TEX_UV]=u;
if (u2.size())
arr[Mesh::ARRAY_TEX_UV2]=u2;
if (t.size())
arr[Mesh::ARRAY_TANGENT]=t;
if (b.size())
arr[Mesh::ARRAY_BONES]=b;
if (w.size())
arr[Mesh::ARRAY_WEIGHTS]=w;
Ref<Mesh> ncmesh=p_mesh;
int sc = ncmesh->get_surface_count();
ncmesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES,arr);
ncmesh->surface_set_material(sc,material);
return OK;
}
int MeshDataTool::get_format() const {
return format;
}
int MeshDataTool::get_vertex_count() const {
return vertices.size();
}
int MeshDataTool::get_edge_count() const{
return edges.size();
}
int MeshDataTool::get_face_count() const{
return faces.size();
}
Vector3 MeshDataTool::get_vertex(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector3());
return vertices[p_idx].vertex;
}
void MeshDataTool::set_vertex(int p_idx,const Vector3& p_vertex){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].vertex=p_vertex;
}
Vector3 MeshDataTool::get_vertex_normal(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector3());
return vertices[p_idx].normal;
}
void MeshDataTool::set_vertex_normal(int p_idx,const Vector3& p_normal){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].normal=p_normal;
format|=Mesh::ARRAY_FORMAT_NORMAL;
}
Plane MeshDataTool::get_vertex_tangent(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Plane());
return vertices[p_idx].tangent;
}
void MeshDataTool::set_vertex_tangent(int p_idx,const Plane& p_tangent){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].tangent=p_tangent;
format|=Mesh::ARRAY_FORMAT_TANGENT;
}
Vector2 MeshDataTool::get_vertex_uv(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector2());
return vertices[p_idx].uv;
}
void MeshDataTool::set_vertex_uv(int p_idx,const Vector2& p_uv){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].uv=p_uv;
format|=Mesh::ARRAY_FORMAT_TEX_UV;
}
Vector2 MeshDataTool::get_vertex_uv2(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector2());
return vertices[p_idx].uv2;
}
void MeshDataTool::set_vertex_uv2(int p_idx,const Vector2& p_uv2){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].uv2=p_uv2;
format|=Mesh::ARRAY_FORMAT_TEX_UV2;
}
Color MeshDataTool::get_vertex_color(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Color());
return vertices[p_idx].color;
}
void MeshDataTool::set_vertex_color(int p_idx,const Color& p_color){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].color=p_color;
format|=Mesh::ARRAY_FORMAT_COLOR;
}
Vector<int> MeshDataTool::get_vertex_bones(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector<int>());
return vertices[p_idx].bones;
}
void MeshDataTool::set_vertex_bones(int p_idx,const Vector<int>& p_bones){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].bones=p_bones;
format|=Mesh::ARRAY_FORMAT_BONES;
}
Vector<float> MeshDataTool::get_vertex_weights(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector<float>());
return vertices[p_idx].weights;
}
void MeshDataTool::set_vertex_weights(int p_idx,const Vector<float>& p_weights){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].weights=p_weights;
format|=Mesh::ARRAY_FORMAT_WEIGHTS;
}
Variant MeshDataTool::get_vertex_meta(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Variant());
return vertices[p_idx].meta;
}
void MeshDataTool::set_vertex_meta(int p_idx,const Variant& p_meta){
ERR_FAIL_INDEX(p_idx,vertices.size());
vertices[p_idx].meta=p_meta;
}
Vector<int> MeshDataTool::get_vertex_edges(int p_idx) const {
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector<int>());
return vertices[p_idx].edges;
}
Vector<int> MeshDataTool::get_vertex_faces(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,vertices.size(),Vector<int>());
return vertices[p_idx].faces;
}
int MeshDataTool::get_edge_vertex(int p_edge,int p_vertex) const {
ERR_FAIL_INDEX_V(p_edge,edges.size(),-1);
ERR_FAIL_INDEX_V(p_vertex,2,-1);
return edges[p_edge].vertex[p_vertex];
}
Vector<int> MeshDataTool::get_edge_faces(int p_edge) const{
ERR_FAIL_INDEX_V(p_edge,edges.size(),Vector<int>());
return edges[p_edge].faces;
}
Variant MeshDataTool::get_edge_meta(int p_idx) const{
ERR_FAIL_INDEX_V(p_idx,edges.size(),Variant());
return edges[p_idx].meta;
}
void MeshDataTool::set_edge_meta(int p_idx,const Variant& p_meta){
ERR_FAIL_INDEX(p_idx,edges.size());
edges[p_idx].meta=p_meta;
}
int MeshDataTool::get_face_vertex(int p_face,int p_vertex) const {
ERR_FAIL_INDEX_V(p_face,faces.size(),-1);
ERR_FAIL_INDEX_V(p_vertex,3,-1);
return faces[p_face].v[p_vertex];
}
int MeshDataTool::get_face_edge(int p_face,int p_vertex) const{
ERR_FAIL_INDEX_V(p_face,faces.size(),-1);
ERR_FAIL_INDEX_V(p_vertex,3,-1);
return faces[p_face].edges[p_vertex];
}
Variant MeshDataTool::get_face_meta(int p_face) const{
ERR_FAIL_INDEX_V(p_face,faces.size(),Variant());
return faces[p_face].meta;
}
void MeshDataTool::set_face_meta(int p_face,const Variant& p_meta){
ERR_FAIL_INDEX(p_face,faces.size());
faces[p_face].meta=p_meta;
}
Vector3 MeshDataTool::get_face_normal(int p_face) const {
ERR_FAIL_INDEX_V(p_face,faces.size(),Vector3());
Vector3 v0 = vertices[faces[p_face].v[0]].vertex;
Vector3 v1 = vertices[faces[p_face].v[1]].vertex;
Vector3 v2 = vertices[faces[p_face].v[2]].vertex;
return Plane(v0,v1,v2).normal;
}
Ref<Material> MeshDataTool::get_material() const {
return material;
}
void MeshDataTool::set_material(const Ref<Material> &p_material) {
material=p_material;
}
void MeshDataTool::_bind_methods() {
ClassDB::bind_method(_MD("clear"),&MeshDataTool::clear);
ClassDB::bind_method(_MD("create_from_surface","mesh","surface"),&MeshDataTool::create_from_surface);
ClassDB::bind_method(_MD("commit_to_surface","mesh"),&MeshDataTool::commit_to_surface);
ClassDB::bind_method(_MD("get_format"),&MeshDataTool::get_format);
ClassDB::bind_method(_MD("get_vertex_count"),&MeshDataTool::get_vertex_count);
ClassDB::bind_method(_MD("get_edge_count"),&MeshDataTool::get_edge_count);
ClassDB::bind_method(_MD("get_face_count"),&MeshDataTool::get_face_count);
ClassDB::bind_method(_MD("set_vertex","idx","vertex"),&MeshDataTool::set_vertex);
ClassDB::bind_method(_MD("get_vertex","idx"),&MeshDataTool::get_vertex);
ClassDB::bind_method(_MD("set_vertex_normal","idx","normal"),&MeshDataTool::set_vertex_normal);
ClassDB::bind_method(_MD("get_vertex_normal","idx"),&MeshDataTool::get_vertex_normal);
ClassDB::bind_method(_MD("set_vertex_tangent","idx","tangent"),&MeshDataTool::set_vertex_tangent);
ClassDB::bind_method(_MD("get_vertex_tangent","idx"),&MeshDataTool::get_vertex_tangent);
ClassDB::bind_method(_MD("set_vertex_uv","idx","uv"),&MeshDataTool::set_vertex_uv);
ClassDB::bind_method(_MD("get_vertex_uv","idx"),&MeshDataTool::get_vertex_uv);
ClassDB::bind_method(_MD("set_vertex_uv2","idx","uv2"),&MeshDataTool::set_vertex_uv2);
ClassDB::bind_method(_MD("get_vertex_uv2","idx"),&MeshDataTool::get_vertex_uv2);
ClassDB::bind_method(_MD("set_vertex_color","idx","color"),&MeshDataTool::set_vertex_color);
ClassDB::bind_method(_MD("get_vertex_color","idx"),&MeshDataTool::get_vertex_color);
ClassDB::bind_method(_MD("set_vertex_bones","idx","bones"),&MeshDataTool::set_vertex_bones);
ClassDB::bind_method(_MD("get_vertex_bones","idx"),&MeshDataTool::get_vertex_bones);
ClassDB::bind_method(_MD("set_vertex_weights","idx","weights"),&MeshDataTool::set_vertex_weights);
ClassDB::bind_method(_MD("get_vertex_weights","idx"),&MeshDataTool::get_vertex_weights);
ClassDB::bind_method(_MD("set_vertex_meta","idx","meta"),&MeshDataTool::set_vertex_meta);
ClassDB::bind_method(_MD("get_vertex_meta","idx"),&MeshDataTool::get_vertex_meta);
ClassDB::bind_method(_MD("get_vertex_edges","idx"),&MeshDataTool::get_vertex_edges);
ClassDB::bind_method(_MD("get_vertex_faces","idx"),&MeshDataTool::get_vertex_faces);
ClassDB::bind_method(_MD("get_edge_vertex","idx","vertex"),&MeshDataTool::get_edge_vertex);
ClassDB::bind_method(_MD("get_edge_faces","idx","faces"),&MeshDataTool::get_edge_faces);
ClassDB::bind_method(_MD("set_edge_meta","idx","meta"),&MeshDataTool::set_edge_meta);
ClassDB::bind_method(_MD("get_edge_meta","idx"),&MeshDataTool::get_edge_meta);
ClassDB::bind_method(_MD("get_face_vertex","idx","vertex"),&MeshDataTool::get_face_vertex);
ClassDB::bind_method(_MD("get_face_edge","idx","edge"),&MeshDataTool::get_face_edge);
ClassDB::bind_method(_MD("set_face_meta","idx","meta"),&MeshDataTool::set_face_meta);
ClassDB::bind_method(_MD("get_face_meta","idx"),&MeshDataTool::get_face_meta);
ClassDB::bind_method(_MD("get_face_normal","idx"),&MeshDataTool::get_face_normal);
ClassDB::bind_method(_MD("set_material","material:Material"),&MeshDataTool::set_material);
ClassDB::bind_method(_MD("get_material","material"),&MeshDataTool::get_material);
}
MeshDataTool::MeshDataTool(){
clear();
}