126 lines
3.3 KiB
C++
126 lines
3.3 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor(s): Chingiz Dyussenov, Arystanbek Dyussenov, Jan Diederich, Tod Liverseed,
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* Nathan Letwory
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file GeometryExporter.h
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* \ingroup collada
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*/
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#ifndef __GEOMETRYEXPORTER_H__
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#define __GEOMETRYEXPORTER_H__
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#include <string>
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#include <vector>
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#include <set>
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#include "COLLADASWStreamWriter.h"
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#include "COLLADASWLibraryGeometries.h"
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#include "COLLADASWInputList.h"
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#include "DNA_mesh_types.h"
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#include "DNA_object_types.h"
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#include "DNA_scene_types.h"
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#include "ExportSettings.h"
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// TODO: optimize UV sets by making indexed list with duplicates removed
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class GeometryExporter : COLLADASW::LibraryGeometries
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{
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struct Face
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{
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unsigned int v1, v2, v3, v4;
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};
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struct Normal
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{
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float x, y, z;
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};
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Scene *mScene;
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public:
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GeometryExporter(COLLADASW::StreamWriter *sw, const ExportSettings *export_settings);
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void exportGeom(Scene *sce);
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void operator()(Object *ob);
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// powerful because it handles both cases when there is material and when there's not
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void createPolylist(short material_index,
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bool has_uvs,
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bool has_color,
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Object *ob,
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std::string& geom_id,
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std::vector<Face>& norind);
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// creates <source> for positions
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void createVertsSource(std::string geom_id, Mesh *me);
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void createVertexColorSource(std::string geom_id, Mesh *me);
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std::string makeTexcoordSourceId(std::string& geom_id, int layer_index);
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//creates <source> for texcoords
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void createTexcoordsSource(std::string geom_id, Mesh *me);
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//creates <source> for normals
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void createNormalsSource(std::string geom_id, Mesh *me, std::vector<Normal>& nor);
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void create_normals(std::vector<Normal> &nor, std::vector<Face> &ind, Mesh *me);
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std::string getIdBySemantics(std::string geom_id, COLLADASW::InputSemantic::Semantics type, std::string other_suffix = "");
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COLLADASW::URI getUrlBySemantics(std::string geom_id, COLLADASW::InputSemantic::Semantics type, std::string other_suffix = "");
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COLLADASW::URI makeUrl(std::string id);
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/* int getTriCount(MFace *faces, int totface);*/
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private:
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std::set<std::string> exportedGeometry;
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const ExportSettings *export_settings;
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};
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struct GeometryFunctor {
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// f should have
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// void operator()(Object* ob)
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template<class Functor>
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void forEachMeshObjectInScene(Scene *sce, Functor &f, bool export_selected)
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{
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Base *base= (Base*) sce->base.first;
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while(base) {
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Object *ob = base->object;
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if (ob->type == OB_MESH && ob->data
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&& !(export_selected && !(ob->flag && SELECT))
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&& ((sce->lay & ob->lay)!=0)) {
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f(ob);
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}
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base= base->next;
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}
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}
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};
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#endif
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