169 lines
7.3 KiB
C
169 lines
7.3 KiB
C
/*
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---------------------------------------------------------------------------
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Open Asset Import Library (ASSIMP)
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---------------------------------------------------------------------------
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Copyright (c) 2006-2011, ASSIMP Development Team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the following
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conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the ASSIMP team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the ASSIMP Development Team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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---------------------------------------------------------------------------
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*/
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/** @file export.h
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* @brief Defines the C-API for the Assimp export interface
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*/
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#ifndef AI_EXPORT_H_INC
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#define AI_EXPORT_H_INC
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#ifndef ASSIMP_BUILD_NO_EXPORT
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#include "aiTypes.h"
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#ifdef __cplusplus
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#include <boost/noncopyable.hpp>
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extern "C" {
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#endif
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struct aiScene; // aiScene.h
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/** Describes an file format which Assimp can export to. Use aiGetExportFormatCount() to
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* learn how many export formats the current Assimp build supports and aiGetExportFormatDescription()
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* to retrieve a description of an export format option.
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*/
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struct aiExportFormatDesc
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{
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/// a short string ID to uniquely identify the export format. Use this ID string to
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/// specify which file format you want to export to when calling aiExportScene().
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/// Example: "dae" or "obj"
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const char* id;
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/// A short description of the file format to present to users. Useful if you want
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/// to allow the user to select an export format.
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const char* description;
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/// Recommended file extension for the exported file in lower case.
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const char* fileExtension;
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};
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/** Returns the number of export file formats available in the current Assimp build.
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* Use aiGetExportFormatDescription() to retrieve infos of a specific export format.
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*/
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ASSIMP_API size_t aiGetExportFormatCount(void);
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/** Returns a description of the nth export file format. Use aiGetExportFormatCount()
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* to learn how many export formats are supported.
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* @param pIndex Index of the export format to retrieve information for. Valid range is 0 to aiGetExportFormatCount()
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* @return A description of that specific export format. NULL if pIndex is out of range.
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*/
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ASSIMP_API const C_STRUCT aiExportFormatDesc* aiGetExportFormatDescription( size_t pIndex);
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/** Describes a blob of exported scene data. Use aiExportScene() to create a blob containing an
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* exported scene. The memory referred by this structure is owned by Assimp. Use aiReleaseExportedFile()
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* to free its resources. Don't try to free the memory on your side - it will crash for most build configurations
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* due to conflicting heaps.
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*/
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struct aiExportDataBlob
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#ifdef __cplusplus
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: public boost::noncopyable
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#endif // __cplusplus
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{
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/// Size of the data in bytes
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size_t size;
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/// The data.
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void* data;
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#ifdef __cplusplus
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/// Default constructor
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aiExportDataBlob() { size = 0; data = NULL; }
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/// Releases the data
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~aiExportDataBlob() { delete static_cast<char*>( data ); }
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#endif // __cplusplus
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};
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// --------------------------------------------------------------------------------
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/** Exports the given scene to a chosen file format and writes the result file(s) to disk.
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* @param pScene The scene to export. Stays in possession of the caller, is not changed by the function.
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* @param pFormatId ID string to specify to which format you want to export to. Use
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* aiGetExportFormatCount() / aiGetExportFormatDescription() to learn which export formats are available.
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* @param pFileName Output file to write
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* @param pIO custom IO implementation to be used. Use this if you use your own storage methods.
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* If none is supplied, a default implementation using standard file IO is used. Note that
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* #aiExportSceneToBlob is provided as convienience function to export to memory buffers.
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* @return a status code indicating the result of the export
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*/
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ASSIMP_API aiReturn aiExportScene( const C_STRUCT aiScene* pScene, const char* pFormatId, const char* pFileName);
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// --------------------------------------------------------------------------------
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/** Exports the given scene to a chosen file format using custom IO logic supplied by you.
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* @param pScene The scene to export. Stays in possession of the caller, is not changed by the function.
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* @param pFormatId ID string to specify to which format you want to export to. Use
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* aiGetExportFormatCount() / aiGetExportFormatDescription() to learn which export formats are available.
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* @param pFileName Output file to write
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* @param pIO custom IO implementation to be used. Use this if you use your own storage methods.
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* If none is supplied, a default implementation using standard file IO is used. Note that
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* #aiExportSceneToBlob is provided as convienience function to export to memory buffers.
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* @return a status code indicating the result of the export
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*/
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ASSIMP_API aiReturn aiExportSceneEx( const C_STRUCT aiScene* pScene, const char* pFormatId, const char* pFileName, const C_STRUCT aiFileIO* pIO );
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// --------------------------------------------------------------------------------
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/** Exports the given scene to a chosen file format. Returns the exported data as a binary blob which
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* you can write into a file or something. When you're done with the data, use aiReleaseExportedBlob()
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* to free the resources associated with the export.
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* @param pScene The scene to export. Stays in possession of the caller, is not changed by the function.
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* @param pFormatId ID string to specify to which format you want to export to. Use
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* aiGetExportFormatCount() / aiGetExportFormatDescription() to learn which export formats are available.
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* @return the exported data or NULL in case of error
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*/
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ASSIMP_API const C_STRUCT aiExportDataBlob* aiExportSceneToBlob( const C_STRUCT aiScene* pScene, const char* pFormatId );
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// --------------------------------------------------------------------------------
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/** Releases the memory associated with the given exported data. Use this function to free a data blob
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* returned by aiExportScene().
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* @param pData the data blob returned by aiExportScenetoBlob
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*/
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ASSIMP_API C_STRUCT void aiReleaseExportData( const C_STRUCT aiExportDataBlob* pData );
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#ifdef __cplusplus
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}
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#endif
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#endif // ASSIMP_BUILD_NO_EXPORT
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#endif // AI_EXPORT_H_INC
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