skin_mesh_helper.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * This file is based on WME.
 * http://dead-code.org/redir.php?target=wme
 * Copyright (c) 2003-2013 Jan Nedoma and contributors
 */

#ifndef WINTERMUTE_SKIN_MESH_HELPER_H
#define WINTERMUTE_SKIN_MESH_HELPER_H

#include "math/matrix4.h"
#include "math/vector3d.h"

namespace Wintermute {

class XSkinMeshLoader;
class XMesh;
class XMeshOpenGL;
class XMeshOpenGLShader;

class SkinMeshHelper {
    friend class XMesh;
    friend class XMeshOpenGL;
    friend class XMeshOpenGLShader;

public:
    SkinMeshHelper(XSkinMeshLoader *mesh);
    virtual ~SkinMeshHelper();
    
    uint getNumFaces();
    uint getNumBones();
    bool getOriginalMesh(XSkinMeshLoader **mesh);
    bool generateSkinnedMesh(uint32 options, float minWeight, uint32 *adjacencyOut, XSkinMeshLoader **mesh);
    bool updateSkinnedMesh(const Math::Matrix4 *boneTransforms, XSkinMeshLoader *mesh);
    const char *getBoneName(uint boneIndex);
    Math::Matrix4 getBoneOffsetMatrix(uint boneIndex);
    
private:
    XSkinMeshLoader *_mesh;
};

} // namespace Wintermute

#endif