assimp/code/ColladaExporter.h

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/*
Open Asset Import Library (ASSIMP)
----------------------------------------------------------------------
Copyright (c) 2006-2010, ASSIMP Development Team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the
following conditions are met:
* Redistributions of source code must retain the above
copyright notice, this list of conditions and the
following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the ASSIMP team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the ASSIMP Development Team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------
*/
/** @file ColladaExporter.h
* Declares the exporter class to write a scene to a Collada file
*/
#ifndef AI_COLLADAEXPORTER_H_INC
#define AI_COLLADAEXPORTER_H_INC
#include "../include/aiAssert.h"
#include <sstream>
struct aiScene;
struct aiNode;
namespace Assimp
{
/// Helper class to export a given scene to a Collada file. Just for my personal
/// comfort when implementing it.
class ColladaExporter
{
public:
/// Constructor for a specific scene to export
ColladaExporter( const aiScene* pScene);
protected:
/// Starts writing the contents
void WriteFile();
/// Writes the asset header
void WriteHeader();
/// Writes the geometry library
void WriteGeometryLibrary();
/// Writes the given mesh
void WriteGeometry( size_t pIndex);
enum FloatDataType { FloatType_Vector, FloatType_TexCoord2, FloatType_TexCoord3, FloatType_Color };
/// Writes a float array of the given type
void WriteFloatArray( const std::string& pIdString, FloatDataType pType, const float* pData, size_t pElementCount);
/// Writes the scene library
void WriteSceneLibrary();
/// Recursively writes the given node
void WriteNode( const aiNode* pNode);
/// Enters a new xml element, which increases the indentation
void PushTag() { startstr.append( " "); }
/// Leaves an element, decreasing the indentation
void PopTag() { ai_assert( startstr.length() > 1); startstr.erase( startstr.length() - 2); }
/// Creates a mesh ID for the given mesh
std::string GetMeshId( size_t pIndex) const { return std::string( "meshId" ) + boost::lexical_cast<std::string> (pIndex); }
public:
/// Stringstream to write all output into
std::stringstream mOutput;
protected:
/// The scene to be written
const aiScene* mScene;
/// current line start string, contains the current indentation for simple stream insertion
std::string startstr;
/// current line end string for simple stream insertion
std::string endstr;
};
}
#endif // !! AI_COLLADAEXPORTER_H_INC