2008-05-09 17:24:28 +00:00
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/*
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2008-05-22 10:20:31 +00:00
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Open Asset Import Library (ASSIMP)
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2008-05-09 17:24:28 +00:00
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----------------------------------------------------------------------
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Copyright (c) 2006-2008, 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
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following 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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//!
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//! @file Definition of MDL importer class
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//!
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#ifndef AI_MDLLOADER_H_INCLUDED
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#define AI_MDLLOADER_H_INCLUDED
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#include "BaseImporter.h"
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#include "../include/aiTypes.h"
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#include "../include/aiTexture.h"
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#include "../include/aiMaterial.h"
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struct aiNode;
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#include "MDLFileData.h"
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2008-05-30 23:01:25 +00:00
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#include "HalfLifeFileData.h"
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2008-05-09 17:24:28 +00:00
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namespace Assimp
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{
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class MaterialHelper;
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using namespace MDL;
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2008-06-22 10:09:26 +00:00
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#if (!defined VALIDATE_FILE_SIZE)
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# define VALIDATE_FILE_SIZE(msg) this->SizeCheck(msg,__FILE__,__LINE__)
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#endif
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2008-05-09 17:24:28 +00:00
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// ---------------------------------------------------------------------------
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/** Used to load MDL files
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*/
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class MDLImporter : public BaseImporter
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{
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friend class Importer;
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protected:
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/** Constructor to be privately used by Importer */
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MDLImporter();
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/** Destructor, private as well */
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~MDLImporter();
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public:
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// -------------------------------------------------------------------
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/** Returns whether the class can handle the format of the given file.
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* See BaseImporter::CanRead() for details. */
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bool CanRead( const std::string& pFile, IOSystem* pIOHandler) const;
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protected:
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// -------------------------------------------------------------------
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/** Called by Importer::GetExtensionList() for each loaded importer.
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* See BaseImporter::GetExtensionList() for details
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*/
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void GetExtensionList(std::string& append)
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{
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append.append("*.mdl");
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}
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// -------------------------------------------------------------------
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/** Imports the given file into the given scene structure.
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* See BaseImporter::InternReadFile() for details
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*/
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void InternReadFile( const std::string& pFile, aiScene* pScene,
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IOSystem* pIOHandler);
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protected:
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Import a quake 1 MDL file (IDPO)
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2008-05-09 17:24:28 +00:00
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*/
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void InternReadFile_Quake1( );
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Import a GameStudio A4/A5 file (MDL 3,4,5)
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void InternReadFile_3DGS_MDL345( );
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2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Import a GameStudio A7 file (MDL 7)
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void InternReadFile_3DGS_MDL7( );
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2008-05-09 17:24:28 +00:00
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2008-05-22 10:20:31 +00:00
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Import a CS:S/HL2 MDL file (not fully implemented)
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2008-05-22 10:20:31 +00:00
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*/
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void InternReadFile_HL2( );
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2008-06-22 10:09:26 +00:00
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// *******************************************************************
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// Debugging/validation functions
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2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Check whether a given position is inside the valid range
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* Throw a new ImportErrorException if it is not
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* \param szPos Cursor position
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* \param szFile Name of the source file from which the function was called
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* \param iLine Source code line from which the function was called
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void SizeCheck(const void* szPos);
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void SizeCheck(const void* szPos, const char* szFile, unsigned int iLine);
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2008-05-09 17:24:28 +00:00
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2008-06-22 10:09:26 +00:00
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// -------------------------------------------------------------------
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/** Validate the header data structure of a game studio MDL7 file
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* \param pcHeader Input header to be validated
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*/
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void ValidateHeader_3DGS_MDL7(const MDL::Header_MDL7* pcHeader);
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// -------------------------------------------------------------------
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/** Validate the header data structure of a Quake 1 model
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* \param pcHeader Input header to be validated
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*/
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void ValidateHeader_Quake1(const MDL::Header* pcHeader);
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// *******************************************************************
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// Material import
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// -------------------------------------------------------------------
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/** Try to load a palette from the current directory (colormap.lmp)
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* If it is not found the default palette of Quake1 is returned
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*/
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void SearchPalette(const unsigned char** pszColorMap);
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// -------------------------------------------------------------------
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/** Free a palette created with a previous call to SearchPalette()
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*/
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void FreePalette(const unsigned char* pszColorMap);
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// -------------------------------------------------------------------
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/** Load a paletized texture from the file and convert it to 32bpp
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*/
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void CreateTextureARGB8_3DGS_MDL3(const unsigned char* szData);
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2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
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/** Used to load textures from MDL3/4
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* \param szData Input data
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* \param iType Color data type
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* \param piSkip Receive: Size to skip, in bytes
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void CreateTexture_3DGS_MDL4(const unsigned char* szData,
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2008-05-09 17:24:28 +00:00
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unsigned int iType,
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unsigned int* piSkip);
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// -------------------------------------------------------------------
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/** Used to load textures from MDL5
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* \param szData Input data
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* \param iType Color data type
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2008-06-22 10:09:26 +00:00
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* \param piSkip Receive: Size to skip, in bytes
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void CreateTexture_3DGS_MDL5(const unsigned char* szData,
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2008-05-09 17:24:28 +00:00
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unsigned int iType,
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unsigned int* piSkip);
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2008-06-22 10:09:26 +00:00
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// -------------------------------------------------------------------
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/** Checks whether a texture can be replaced with a single color
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* This is useful for all file formats before MDL7 (all those
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* that are not containing material colors separate from textures).
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* MED seems to write dummy 8x8 monochrome images instead.
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* \param pcTexture Input texture
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* \return aiColor.r is set to qnan if the function fails and no
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* color can be found.
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*/
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aiColor4D ReplaceTextureWithColor(const aiTexture* pcTexture);
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// *******************************************************************
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// Quake1, MDL 3,4,5 import
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// -------------------------------------------------------------------
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/** Converts the absolute texture coordinates in MDL5 files to
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* relative in a range between 0 and 1
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*/
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void CalculateUVCoordinates_MDL5();
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// -------------------------------------------------------------------
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/** Read an UV coordinate from the file. If the file format is not
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* MDL5, the function calculates relative texture coordinates
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* \param vOut Receives the output UV coord
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* \param pcSrc UV coordinate buffer
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* \param UV coordinate index
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*/
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void ImportUVCoordinate_3DGS_MDL345( aiVector3D& vOut,
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const MDL::TexCoord_MDL3* pcSrc,
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unsigned int iIndex);
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2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Setup the material properties for Quake and MDL<7 models.
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* These formats don't support more than one material per mesh,
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* therefore the method processes only ONE skin and removes
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* all others.
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*/
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void SetupMaterialProperties_3DGS_MDL5_Quake1( );
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// *******************************************************************
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// MDL7 import
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// -------------------------------------------------------------------
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/** Parse a skin lump in a MDL7/HMP7 file with all of its features
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* variant 1: Current cursor position is the beginning of the skin header
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2008-05-09 17:24:28 +00:00
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* \param szCurrent Current data pointer
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* \param szCurrentOut Output data pointer
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* \param pcMats Material list for this group. To be filled ...
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*/
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2008-06-22 10:09:26 +00:00
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void ParseSkinLump_3DGS_MDL7(
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2008-05-09 17:24:28 +00:00
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const unsigned char* szCurrent,
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const unsigned char** szCurrentOut,
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std::vector<MaterialHelper*>& pcMats);
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2008-06-22 10:09:26 +00:00
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// -------------------------------------------------------------------
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/** Parse a skin lump in a MDL7/HMP7 file with all of its features
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* variant 2: Current cursor position is the beginning of the skin data
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* \param szCurrent Current data pointer
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* \param szCurrentOut Output data pointer
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* \param pcMatOut Output material
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* \param iType header.typ
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* \param iWidth header.width
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* \param iHeight header.height
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*/
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void ParseSkinLump_3DGS_MDL7(
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const unsigned char* szCurrent,
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const unsigned char** szCurrentOut,
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MaterialHelper* pcMatOut,
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unsigned int iType,
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unsigned int iWidth,
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unsigned int iHeight);
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// -------------------------------------------------------------------
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/** Skip a skin lump in a MDL7/HMP7 file
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* \param szCurrent Current data pointer
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* \param szCurrentOut Output data pointer. Points to the byte just
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* behind the last byte of the skin.
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* \param iType header.typ
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* \param iWidth header.width
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* \param iHeight header.height
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*/
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void SkipSkinLump_3DGS_MDL7(const unsigned char* szCurrent,
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const unsigned char** szCurrentOut,
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unsigned int iType,
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unsigned int iWidth,
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unsigned int iHeight);
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2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
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/** Parse texture color data for MDL5, MDL6 and MDL7 formats
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* \param szData Current data pointer
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* \param iType type of the texture data. No DDS or external
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* \param piSkip Receive the number of bytes to skip
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* \param pcNew Must point to fully initialized data. Width and
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* height must be set. If pcNew->pcData is set to 0xffffffff,
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* piSkip will receive the size of the texture, in bytes, but no
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* color data will be read.
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2008-05-09 17:24:28 +00:00
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*/
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void ParseTextureColorData(const unsigned char* szData,
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unsigned int iType,
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unsigned int* piSkip,
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aiTexture* pcNew);
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// -------------------------------------------------------------------
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/** Join two materials / skins. Setup UV source ... etc
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* \param pcMat1 First input material
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* \param pcMat2 Second input material
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* \param pcMatOut Output material instance to be filled. Must be empty
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*/
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2008-06-22 10:09:26 +00:00
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void JoinSkins_3DGS_MDL7(MaterialHelper* pcMat1,
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MaterialHelper* pcMat2,
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MaterialHelper* pcMatOut);
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// -------------------------------------------------------------------
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2008-06-22 10:09:26 +00:00
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/** Add a bone transformation key to an animation
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* \param iTrafo Index of the transformation (always==frame index?)
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* No need to validate this index, it is always valid.
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* \param pcBoneTransforms Bone transformation for this index
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* \param apcOutBones Output bones array
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2008-05-09 17:24:28 +00:00
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*/
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2008-06-22 10:09:26 +00:00
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void AddAnimationBoneTrafoKey_3DGS_MDL7(unsigned int iTrafo,
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const MDL::BoneTransform_MDL7* pcBoneTransforms,
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MDL::IntBone_MDL7** apcBonesOut);
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2008-05-09 17:24:28 +00:00
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2008-06-22 10:09:26 +00:00
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// -------------------------------------------------------------------
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/** Load the bone list of a MDL7 file
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* \return If the bones could be loaded successfully, a valid
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* array containing pointers to a temporary bone
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* representation. NULL if the bones could not be loaded.
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*/
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MDL::IntBone_MDL7** LoadBones_3DGS_MDL7();
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// -------------------------------------------------------------------
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/** Load bone transformation keyframes from a file chunk
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* \param groupInfo -> doc of data structure
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* \param frame -> doc of data structure
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* \param shared -> doc of data structure
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*/
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void ParseBoneTrafoKeys_3DGS_MDL7(
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const MDL::IntGroupInfo_MDL7& groupInfo,
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IntFrameInfo_MDL7& frame,
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MDL::IntSharedData_MDL7& shared);
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2008-06-03 21:50:53 +00:00
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// -------------------------------------------------------------------
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/** Calculate absolute bone animation matrices for each bone
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* \param pcBones Pointer to the bone section in the file
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* \param apcOutBones Output bones array
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*/
|
2008-06-22 10:09:26 +00:00
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|
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void CalcAbsBoneMatrices_3DGS_MDL7(const MDL::Bone_MDL7* pcBones,
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MDL::IntBone_MDL7** apcOutBones);
|
2008-06-03 21:50:53 +00:00
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|
2008-05-09 17:24:28 +00:00
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// -------------------------------------------------------------------
|
2008-06-22 10:09:26 +00:00
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|
/** Add all bones to the nodegraph (as children of the root node)
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|
|
* \param apcBonesOut List of bones
|
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* \param pcParent Parent node. New nodes will be added to this node
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|
|
* \param iParentIndex Index of the parent bone
|
2008-05-09 17:24:28 +00:00
|
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|
*/
|
2008-06-22 10:09:26 +00:00
|
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void AddBonesToNodeGraph_3DGS_MDL7(const MDL::IntBone_MDL7** apcBonesOut,
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|
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aiNode* pcParent,uint16_t iParentIndex);
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2008-05-09 17:24:28 +00:00
|
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|
|
|
|
// -------------------------------------------------------------------
|
2008-06-22 10:09:26 +00:00
|
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|
/** Build output animations
|
|
|
|
* \param apcBonesOut List of bones
|
2008-05-09 17:24:28 +00:00
|
|
|
*/
|
2008-06-22 10:09:26 +00:00
|
|
|
void BuildOutputAnims_3DGS_MDL7(const MDL::IntBone_MDL7** apcBonesOut);
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|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Handles materials that are just referencing another material
|
|
|
|
* There is no test file for this feature, but Conitec's doc
|
|
|
|
* say it is used.
|
|
|
|
*/
|
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|
|
void HandleMaterialReferences_3DGS_MDL7();
|
|
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Copies only the material that are referenced by at least one
|
|
|
|
* mesh to the final output material list. All other materials
|
|
|
|
* will be discarded.
|
|
|
|
* \param shared -> doc of data structure
|
|
|
|
*/
|
|
|
|
void CopyMaterials_3DGS_MDL7(MDL::IntSharedData_MDL7 &shared);
|
|
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Process the frame section at the end of a group
|
|
|
|
* \param groupInfo -> doc of data structure
|
|
|
|
* \param shared -> doc of data structure
|
|
|
|
* \param szCurrent Pointer to the start of the frame section
|
|
|
|
* \param szCurrentOut Receives a pointer to the first byte of the
|
|
|
|
* next data section.
|
|
|
|
* \return false to read no further groups (a small workaround for
|
|
|
|
* some tiny and unsolved problems ... )
|
|
|
|
*/
|
|
|
|
bool ProcessFrames_3DGS_MDL7(const MDL::IntGroupInfo_MDL7& groupInfo,
|
2008-08-06 23:01:38 +00:00
|
|
|
MDL::IntGroupData_MDL7& groupData,
|
2008-06-22 10:09:26 +00:00
|
|
|
MDL::IntSharedData_MDL7& shared,
|
|
|
|
const unsigned char* szCurrent,
|
|
|
|
const unsigned char** szCurrentOut);
|
|
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Sort all faces by their materials. If the mesh is using
|
|
|
|
* multiple materials per face (that are blended together) the function
|
|
|
|
* might create new materials.
|
|
|
|
* \param groupInfo -> doc of data structure
|
|
|
|
* \param groupData -> doc of data structure
|
|
|
|
* \param splittedGroupData -> doc of data structure
|
|
|
|
*/
|
|
|
|
void SortByMaterials_3DGS_MDL7(
|
|
|
|
const MDL::IntGroupInfo_MDL7& groupInfo,
|
|
|
|
MDL::IntGroupData_MDL7& groupData,
|
|
|
|
MDL::IntSplittedGroupData_MDL7& splittedGroupData);
|
|
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Read all faces and vertices from a MDL7 group. The function fills
|
|
|
|
* preallocated memory buffers.
|
|
|
|
* \param groupInfo -> doc of data structure
|
|
|
|
* \param groupData -> doc of data structure
|
|
|
|
*/
|
|
|
|
void ReadFaces_3DGS_MDL7(const MDL::IntGroupInfo_MDL7& groupInfo,
|
|
|
|
MDL::IntGroupData_MDL7& groupData);
|
|
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
|
|
/** Generate the final output meshes for a7 models
|
|
|
|
* \param groupData -> doc of data structure
|
|
|
|
* \param splittedGroupData -> doc of data structure
|
|
|
|
*/
|
|
|
|
void GenerateOutputMeshes_3DGS_MDL7(
|
|
|
|
MDL::IntGroupData_MDL7& groupData,
|
|
|
|
MDL::IntSplittedGroupData_MDL7& splittedGroupData);
|
2008-05-09 17:24:28 +00:00
|
|
|
|
2008-06-22 10:09:26 +00:00
|
|
|
protected:
|
2008-05-09 17:24:28 +00:00
|
|
|
|
2008-08-06 23:01:38 +00:00
|
|
|
/** Configuration option: frame to be loaded */
|
|
|
|
unsigned int configFrameID;
|
|
|
|
|
2008-05-09 17:24:28 +00:00
|
|
|
/** Buffer to hold the loaded file */
|
|
|
|
unsigned char* mBuffer;
|
|
|
|
|
2008-06-22 10:09:26 +00:00
|
|
|
/** For GameStudio MDL files: The number in the magic word, either 3,4 or 5
|
|
|
|
* (MDL7 doesn't need this, the format has a separate loader) */
|
2008-05-09 17:24:28 +00:00
|
|
|
unsigned int iGSFileVersion;
|
|
|
|
|
|
|
|
/** Output I/O handler. used to load external lmp files
|
|
|
|
*/
|
|
|
|
IOSystem* pIOHandler;
|
|
|
|
|
|
|
|
/** Output scene to be filled
|
|
|
|
*/
|
|
|
|
aiScene* pScene;
|
2008-06-22 10:09:26 +00:00
|
|
|
|
|
|
|
/** Size of the input file in bytes
|
|
|
|
*/
|
|
|
|
unsigned int iFileSize;
|
2008-05-09 17:24:28 +00:00
|
|
|
};
|
|
|
|
}; // end of namespace Assimp
|
|
|
|
|
|
|
|
#endif // AI_3DSIMPORTER_H_INC
|