2008-05-09 17:24:28 +00:00
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/*
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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 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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2008-05-05 12:36:31 +00:00
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/** @file Implementation of the MD3 importer class */
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#include "MD3Loader.h"
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#include "MaterialSystem.h"
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2008-06-15 10:27:08 +00:00
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#include "StringComparison.h"
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2008-08-08 23:58:40 +00:00
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#include "ByteSwap.h"
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2008-05-05 12:36:31 +00:00
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#include "../include/IOStream.h"
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#include "../include/IOSystem.h"
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#include "../include/aiMesh.h"
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#include "../include/aiScene.h"
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#include "../include/aiAssert.h"
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2008-06-22 10:09:26 +00:00
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#include "../include/DefaultLogger.h"
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2008-08-08 23:58:40 +00:00
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#include "../include/assimp.hpp"
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2008-05-05 12:36:31 +00:00
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#include <boost/scoped_ptr.hpp>
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using namespace Assimp;
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// ------------------------------------------------------------------------------------------------
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// Constructor to be privately used by Importer
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MD3Importer::MD3Importer()
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{
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}
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// ------------------------------------------------------------------------------------------------
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// Destructor, private as well
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MD3Importer::~MD3Importer()
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{
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}
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// ------------------------------------------------------------------------------------------------
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// Returns whether the class can handle the format of the given file.
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bool MD3Importer::CanRead( const std::string& pFile, IOSystem* pIOHandler) const
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{
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// simple check of file extension is enough for the moment
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std::string::size_type pos = pFile.find_last_of('.');
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// no file extension - can't read
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if( pos == std::string::npos)
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return false;
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std::string extension = pFile.substr( pos);
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2008-06-22 10:09:26 +00:00
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if (extension.length() < 4)return false;
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if (extension[0] != '.')return false;
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if (extension[1] != 'm' && extension[1] != 'M')return false;
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if (extension[2] != 'd' && extension[2] != 'D')return false;
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if (extension[3] != '3')return false;
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2008-05-05 12:36:31 +00:00
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2008-06-22 10:09:26 +00:00
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return true;
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}
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// ------------------------------------------------------------------------------------------------
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void MD3Importer::ValidateHeaderOffsets()
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{
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2008-08-08 23:58:40 +00:00
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// check magic number
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2008-08-09 22:39:57 +00:00
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if (pcHeader->IDENT != AI_MD3_MAGIC_NUMBER_BE &&
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pcHeader->IDENT != AI_MD3_MAGIC_NUMBER_LE)
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2008-08-08 23:58:40 +00:00
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throw new ImportErrorException( "Invalid MD3 file: Magic bytes not found");
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2008-08-06 23:01:38 +00:00
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// check file format version
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2008-08-09 22:39:57 +00:00
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if (pcHeader->VERSION > 15)
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2008-08-08 23:58:40 +00:00
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DefaultLogger::get()->warn( "Unsupported MD3 file version. Continuing happily ...");
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2008-08-06 23:01:38 +00:00
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// check some values whether they are valid
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2008-08-09 22:39:57 +00:00
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if (!pcHeader->NUM_SURFACES)
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2008-08-06 23:01:38 +00:00
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throw new ImportErrorException( "Invalid md3 file: NUM_SURFACES is 0");
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2008-08-09 22:39:57 +00:00
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if (pcHeader->OFS_FRAMES >= fileSize ||
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pcHeader->OFS_SURFACES >= fileSize ||
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pcHeader->OFS_EOF > fileSize)
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2008-06-22 10:09:26 +00:00
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{
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throw new ImportErrorException("Invalid MD3 header: some offsets are outside the file");
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}
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2008-08-08 23:58:40 +00:00
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2008-08-09 22:39:57 +00:00
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if (pcHeader->NUM_FRAMES <= this->configFrameID )
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2008-08-08 23:58:40 +00:00
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throw new ImportErrorException("The requested frame is not existing the file");
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2008-06-22 10:09:26 +00:00
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}
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// ------------------------------------------------------------------------------------------------
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void MD3Importer::ValidateSurfaceHeaderOffsets(const MD3::Surface* pcSurf)
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{
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// calculate the relative offset of the surface
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int32_t ofs = int32_t((const unsigned char*)pcSurf-this->mBuffer);
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2008-08-09 22:39:57 +00:00
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if (pcSurf->OFS_TRIANGLES + ofs + pcSurf->NUM_TRIANGLES * sizeof(MD3::Triangle) > fileSize ||
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pcSurf->OFS_SHADERS + ofs + pcSurf->NUM_SHADER * sizeof(MD3::Shader) > fileSize ||
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pcSurf->OFS_ST + ofs + pcSurf->NUM_VERTICES * sizeof(MD3::TexCoord) > fileSize ||
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pcSurf->OFS_XYZNORMAL + ofs + pcSurf->NUM_VERTICES * sizeof(MD3::Vertex) > fileSize)
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2008-06-22 10:09:26 +00:00
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{
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throw new ImportErrorException("Invalid MD3 surface header: some offsets are outside the file");
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}
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if (pcSurf->NUM_TRIANGLES > AI_MD3_MAX_TRIANGLES)
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DefaultLogger::get()->warn("The model contains more triangles than Quake 3 supports");
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if (pcSurf->NUM_SHADER > AI_MD3_MAX_SHADERS)
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DefaultLogger::get()->warn("The model contains more shaders than Quake 3 supports");
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if (pcSurf->NUM_VERTICES > AI_MD3_MAX_VERTS)
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DefaultLogger::get()->warn("The model contains more vertices than Quake 3 supports");
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if (pcSurf->NUM_FRAMES > AI_MD3_MAX_FRAMES)
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DefaultLogger::get()->warn("The model contains more frames than Quake 3 supports");
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2008-05-05 12:36:31 +00:00
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}
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// ------------------------------------------------------------------------------------------------
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2008-08-08 23:58:40 +00:00
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// Setup configuration properties
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void MD3Importer::SetupProperties(const Importer* pImp)
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{
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// The AI_CONFIG_IMPORT_MD3_KEYFRAME option overrides the
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// AI_CONFIG_IMPORT_GLOBAL_KEYFRAME option.
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2008-08-28 17:35:36 +00:00
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if(0xffffffff == (this->configFrameID = pImp->GetPropertyInteger(
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2008-08-08 23:58:40 +00:00
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AI_CONFIG_IMPORT_MD3_KEYFRAME,0xffffffff)))
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{
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2008-08-28 17:35:36 +00:00
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this->configFrameID = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_GLOBAL_KEYFRAME,0);
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2008-08-08 23:58:40 +00:00
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}
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}
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// ------------------------------------------------------------------------------------------------
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2008-05-05 12:36:31 +00:00
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// Imports the given file into the given scene structure.
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void MD3Importer::InternReadFile(
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const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler)
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{
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boost::scoped_ptr<IOStream> file( pIOHandler->Open( pFile));
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// Check whether we can read from the file
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if( file.get() == NULL)
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2008-08-08 23:58:40 +00:00
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throw new ImportErrorException( "Failed to open MD3 file " + pFile + ".");
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2008-05-05 12:36:31 +00:00
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// check whether the md3 file is large enough to contain
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// at least the file header
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2008-06-22 10:09:26 +00:00
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fileSize = (unsigned int)file->FileSize();
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2008-05-05 12:36:31 +00:00
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if( fileSize < sizeof(MD3::Header))
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2008-08-08 23:58:40 +00:00
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throw new ImportErrorException( "MD3 File is too small.");
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2008-05-05 12:36:31 +00:00
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// allocate storage and copy the contents of the file to a memory buffer
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2008-08-09 22:39:57 +00:00
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std::vector<unsigned char> mBuffer2 (fileSize);
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file->Read( &mBuffer2[0], 1, fileSize);
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mBuffer = &mBuffer2[0];
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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pcHeader = (BE_NCONST MD3::Header*)mBuffer;
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2008-05-05 12:36:31 +00:00
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2008-08-08 23:58:40 +00:00
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#ifdef AI_BUILD_BIG_ENDIAN
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2008-08-09 22:39:57 +00:00
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ByteSwap::Swap4(&pcHeader->VERSION);
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ByteSwap::Swap4(&pcHeader->FLAGS);
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ByteSwap::Swap4(&pcHeader->IDENT);
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ByteSwap::Swap4(&pcHeader->NUM_FRAMES);
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ByteSwap::Swap4(&pcHeader->NUM_SKINS);
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ByteSwap::Swap4(&pcHeader->NUM_SURFACES);
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ByteSwap::Swap4(&pcHeader->NUM_TAGS);
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ByteSwap::Swap4(&pcHeader->OFS_EOF);
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ByteSwap::Swap4(&pcHeader->OFS_FRAMES);
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ByteSwap::Swap4(&pcHeader->OFS_SURFACES);
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ByteSwap::Swap4(&pcHeader->OFS_TAGS);
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2008-08-08 23:58:40 +00:00
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#endif
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2008-08-09 22:39:57 +00:00
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// validate the header
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this->ValidateHeaderOffsets();
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// now navigate to the list of surfaces
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const MD3::Surface* pcSurfaces = (const MD3::Surface*)(mBuffer + pcHeader->OFS_SURFACES);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// allocate output storage
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pScene->mNumMeshes = pcHeader->NUM_SURFACES;
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pScene->mMeshes = new aiMesh*[pScene->mNumMeshes];
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2008-06-22 10:09:26 +00:00
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2008-08-09 22:39:57 +00:00
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pScene->mNumMaterials = pcHeader->NUM_SURFACES;
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pScene->mMaterials = new aiMaterial*[pScene->mNumMeshes];
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2008-06-22 10:09:26 +00:00
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2008-08-09 22:39:57 +00:00
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// if an exception is thrown before the meshes are allocated ->
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// otherwise the pointer value would be invalid and delete would crash
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::memset(pScene->mMeshes,0,pScene->mNumMeshes*sizeof(aiMesh*));
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::memset(pScene->mMaterials,0,pScene->mNumMaterials*sizeof(aiMaterial*));
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unsigned int iNum = pcHeader->NUM_SURFACES;
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unsigned int iNumMaterials = 0;
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unsigned int iDefaultMatIndex = 0xFFFFFFFF;
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while (iNum-- > 0)
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{
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2008-05-05 12:36:31 +00:00
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2008-08-08 23:58:40 +00:00
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#ifdef AI_BUILD_BIG_ENDIAN
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2008-08-09 22:39:57 +00:00
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ByteSwap::Swap4(pcSurfaces->FLAGS);
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ByteSwap::Swap4(pcSurfaces->IDENT);
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ByteSwap::Swap4(pcSurfaces->NUM_FRAMES);
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ByteSwap::Swap4(pcSurfaces->NUM_SHADER);
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ByteSwap::Swap4(pcSurfaces->NUM_TRIANGLES);
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ByteSwap::Swap4(pcSurfaces->NUM_VERTICES);
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ByteSwap::Swap4(pcSurfaces->OFS_END);
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ByteSwap::Swap4(pcSurfaces->OFS_SHADERS);
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ByteSwap::Swap4(pcSurfaces->OFS_ST);
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ByteSwap::Swap4(pcSurfaces->OFS_TRIANGLES);
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ByteSwap::Swap4(pcSurfaces->OFS_XYZNORMAL);
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2008-08-08 23:58:40 +00:00
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#endif
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2008-08-09 22:39:57 +00:00
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// validate the surface
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this->ValidateSurfaceHeaderOffsets(pcSurfaces);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// navigate to the vertex list of the surface
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const MD3::Vertex* pcVertices = (const MD3::Vertex*)
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(((uint8_t*)pcSurfaces) + pcSurfaces->OFS_XYZNORMAL);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// navigate to the triangle list of the surface
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const MD3::Triangle* pcTriangles = (const MD3::Triangle*)
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(((uint8_t*)pcSurfaces) + pcSurfaces->OFS_TRIANGLES);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// navigate to the texture coordinate list of the surface
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const MD3::TexCoord* pcUVs = (const MD3::TexCoord*)
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(((uint8_t*)pcSurfaces) + pcSurfaces->OFS_ST);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// navigate to the shader list of the surface
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const MD3::Shader* pcShaders = (const MD3::Shader*)
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(((uint8_t*)pcSurfaces) + pcSurfaces->OFS_SHADERS);
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2008-05-05 12:36:31 +00:00
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2008-08-09 22:39:57 +00:00
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// if the submesh is empty ignore it
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if (0 == pcSurfaces->NUM_VERTICES || 0 == pcSurfaces->NUM_TRIANGLES)
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{
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pcSurfaces = (const MD3::Surface*)(((uint8_t*)pcSurfaces) + pcSurfaces->OFS_END);
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pScene->mNumMeshes--;
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continue;
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}
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2008-05-09 17:24:28 +00:00
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2008-08-08 23:58:40 +00:00
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#ifdef AI_BUILD_BIG_ENDIAN
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2008-08-09 22:39:57 +00:00
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for (uint32_t i = 0; i < pcSurfaces->NUM_VERTICES;++i)
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{
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ByteSwap::Swap2( & pcVertices[i].NORMAL );
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ByteSwap::Swap2( & pcVertices[i].X );
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ByteSwap::Swap2( & pcVertices[i].Y );
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ByteSwap::Swap2( & pcVertices[i].Z );
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2008-08-08 23:58:40 +00:00
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2008-08-09 22:39:57 +00:00
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ByteSwap::Swap4( & pcUVs[i].U );
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ByteSwap::Swap4( & pcUVs[i].U );
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}
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for (uint32_t i = 0; i < pcSurfaces->NUM_TRIANGLES;++i)
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{
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ByteSwap::Swap4(pcTriangles[i].INDEXES[0]);
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ByteSwap::Swap4(pcTriangles[i].INDEXES[1]);
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ByteSwap::Swap4(pcTriangles[i].INDEXES[2]);
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}
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2008-08-08 23:58:40 +00:00
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#endif
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2008-08-09 22:39:57 +00:00
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// allocate the output mesh
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pScene->mMeshes[iNum] = new aiMesh();
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aiMesh* pcMesh = pScene->mMeshes[iNum];
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pcMesh->mNumVertices = pcSurfaces->NUM_TRIANGLES*3;
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pcMesh->mNumFaces = pcSurfaces->NUM_TRIANGLES;
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pcMesh->mFaces = new aiFace[pcSurfaces->NUM_TRIANGLES];
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pcMesh->mNormals = new aiVector3D[pcMesh->mNumVertices];
|
|
|
|
pcMesh->mVertices = new aiVector3D[pcMesh->mNumVertices];
|
|
|
|
pcMesh->mTextureCoords[0] = new aiVector3D[pcMesh->mNumVertices];
|
|
|
|
pcMesh->mNumUVComponents[0] = 2;
|
|
|
|
|
|
|
|
// fill in all triangles
|
|
|
|
unsigned int iCurrent = 0;
|
|
|
|
for (unsigned int i = 0; i < (unsigned int)pcSurfaces->NUM_TRIANGLES;++i)
|
|
|
|
{
|
|
|
|
pcMesh->mFaces[i].mIndices = new unsigned int[3];
|
|
|
|
pcMesh->mFaces[i].mNumIndices = 3;
|
2008-05-09 17:24:28 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
unsigned int iTemp = iCurrent;
|
|
|
|
for (unsigned int c = 0; c < 3;++c,++iCurrent)
|
|
|
|
{
|
|
|
|
// read vertices
|
|
|
|
pcMesh->mVertices[iCurrent].x = pcVertices[ pcTriangles->INDEXES[c]].X;
|
|
|
|
pcMesh->mVertices[iCurrent].y = pcVertices[ pcTriangles->INDEXES[c]].Y*-1.0f;
|
|
|
|
pcMesh->mVertices[iCurrent].z = pcVertices[ pcTriangles->INDEXES[c]].Z;
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// convert the normal vector to uncompressed float3 format
|
|
|
|
LatLngNormalToVec3(pcVertices[pcTriangles->INDEXES[c]].NORMAL,
|
|
|
|
(float*)&pcMesh->mNormals[iCurrent]);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
pcMesh->mNormals[iCurrent].y *= -1.0f;
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// read texture coordinates
|
|
|
|
pcMesh->mTextureCoords[0][iCurrent].x = pcUVs[ pcTriangles->INDEXES[c]].U;
|
|
|
|
pcMesh->mTextureCoords[0][iCurrent].y = 1.0f-pcUVs[ pcTriangles->INDEXES[c]].V;
|
2008-08-06 23:01:38 +00:00
|
|
|
}
|
2008-08-09 22:39:57 +00:00
|
|
|
// FIX: flip the face ordering for use with OpenGL
|
|
|
|
pcMesh->mFaces[i].mIndices[0] = iTemp+2;
|
|
|
|
pcMesh->mFaces[i].mIndices[1] = iTemp+1;
|
|
|
|
pcMesh->mFaces[i].mIndices[2] = iTemp+0;
|
|
|
|
pcTriangles++;
|
|
|
|
}
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// get the first shader (= texture?) assigned to the surface
|
|
|
|
if (pcSurfaces->NUM_SHADER)
|
|
|
|
{
|
|
|
|
// make a relative path.
|
|
|
|
// if the MD3's internal path itself and the given path are using
|
|
|
|
// the same directory remove it
|
|
|
|
const char* szEndDir1 = ::strrchr((const char*)pcHeader->NAME,'\\');
|
|
|
|
if (!szEndDir1)szEndDir1 = ::strrchr((const char*)pcHeader->NAME,'/');
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
const char* szEndDir2 = ::strrchr((const char*)pcShaders->NAME,'\\');
|
|
|
|
if (!szEndDir2)szEndDir2 = ::strrchr((const char*)pcShaders->NAME,'/');
|
2008-08-06 23:01:38 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
if (szEndDir1 && szEndDir2)
|
|
|
|
{
|
|
|
|
// both of them are valid
|
|
|
|
const unsigned int iLen1 = (unsigned int)(szEndDir1 - (const char*)pcHeader->NAME);
|
|
|
|
const unsigned int iLen2 = std::min (iLen1, (unsigned int)(szEndDir2 - (const char*)pcShaders->NAME) );
|
2008-08-06 23:01:38 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
bool bSuccess = true;
|
|
|
|
for (unsigned int a = 0; a < iLen2;++a)
|
|
|
|
{
|
|
|
|
char sz = ::tolower ( pcShaders->NAME[a] );
|
|
|
|
char sz2 = ::tolower ( pcHeader->NAME[a] );
|
|
|
|
if (sz != sz2)
|
2008-08-06 23:01:38 +00:00
|
|
|
{
|
2008-08-09 22:39:57 +00:00
|
|
|
bSuccess = false;
|
|
|
|
break;
|
2008-05-05 12:36:31 +00:00
|
|
|
}
|
|
|
|
}
|
2008-08-09 22:39:57 +00:00
|
|
|
if (bSuccess)
|
|
|
|
{
|
|
|
|
// use the file name only
|
|
|
|
szEndDir2++;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// use the full path
|
|
|
|
szEndDir2 = (const char*)pcShaders->NAME;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
MaterialHelper* pcHelper = new MaterialHelper();
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
if (szEndDir2)
|
|
|
|
{
|
|
|
|
if (szEndDir2[0])
|
2008-05-05 12:36:31 +00:00
|
|
|
{
|
2008-08-09 22:39:57 +00:00
|
|
|
aiString szString;
|
|
|
|
const size_t iLen = ::strlen(szEndDir2);
|
|
|
|
::memcpy(szString.data,szEndDir2,iLen);
|
|
|
|
szString.data[iLen] = '\0';
|
|
|
|
szString.length = iLen;
|
2008-08-06 23:01:38 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
pcHelper->AddProperty(&szString,AI_MATKEY_TEXTURE_DIFFUSE(0));
|
2008-05-05 12:36:31 +00:00
|
|
|
}
|
2008-08-09 22:39:57 +00:00
|
|
|
else
|
2008-05-09 17:24:28 +00:00
|
|
|
{
|
2008-08-09 22:39:57 +00:00
|
|
|
DefaultLogger::get()->warn("Texture file name has zero length. "
|
|
|
|
"It will be skipped.");
|
|
|
|
}
|
|
|
|
}
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
int iMode = (int)aiShadingMode_Gouraud;
|
|
|
|
pcHelper->AddProperty<int>(&iMode, 1, AI_MATKEY_SHADING_MODEL);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// add a small ambient color value - Quake 3 seems to have one
|
|
|
|
aiColor3D clr;
|
|
|
|
clr.b = clr.g = clr.r = 0.05f;
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_AMBIENT);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
clr.b = clr.g = clr.r = 1.0f;
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_DIFFUSE);
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_SPECULAR);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
aiString szName;
|
|
|
|
szName.Set(AI_DEFAULT_MATERIAL_NAME);
|
|
|
|
pcHelper->AddProperty(&szName,AI_MATKEY_NAME);
|
2008-06-22 10:09:26 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
pScene->mMaterials[iNumMaterials] = (aiMaterial*)pcHelper;
|
|
|
|
pcMesh->mMaterialIndex = iNumMaterials++;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (0xFFFFFFFF != iDefaultMatIndex)
|
|
|
|
{
|
|
|
|
pcMesh->mMaterialIndex = iDefaultMatIndex;
|
2008-05-05 12:36:31 +00:00
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2008-08-09 22:39:57 +00:00
|
|
|
MaterialHelper* pcHelper = new MaterialHelper();
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// fill in a default material
|
|
|
|
int iMode = (int)aiShadingMode_Gouraud;
|
|
|
|
pcHelper->AddProperty<int>(&iMode, 1, AI_MATKEY_SHADING_MODEL);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
aiColor3D clr;
|
|
|
|
clr.b = clr.g = clr.r = 0.6f;
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_DIFFUSE);
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_SPECULAR);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
clr.b = clr.g = clr.r = 0.05f;
|
|
|
|
pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_AMBIENT);
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
pScene->mMaterials[iNumMaterials] = (aiMaterial*)pcHelper;
|
|
|
|
iDefaultMatIndex = pcMesh->mMaterialIndex = iNumMaterials++;
|
2008-05-05 12:36:31 +00:00
|
|
|
}
|
|
|
|
}
|
2008-08-09 22:39:57 +00:00
|
|
|
// go to the next surface
|
|
|
|
pcSurfaces = (const MD3::Surface*)(((unsigned char*)pcSurfaces) + pcSurfaces->OFS_END);
|
|
|
|
}
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
if (!pScene->mNumMeshes)
|
|
|
|
throw new ImportErrorException( "Invalid MD3 file: File contains no valid mesh");
|
|
|
|
pScene->mNumMaterials = iNumMaterials;
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
// now we need to generate an empty node graph
|
|
|
|
pScene->mRootNode = new aiNode();
|
|
|
|
pScene->mRootNode->mNumMeshes = pScene->mNumMeshes;
|
|
|
|
pScene->mRootNode->mMeshes = new unsigned int[pScene->mNumMeshes];
|
2008-05-05 12:36:31 +00:00
|
|
|
|
2008-08-09 22:39:57 +00:00
|
|
|
for (unsigned int i = 0; i < pScene->mNumMeshes;++i)
|
|
|
|
pScene->mRootNode->mMeshes[i] = i;
|
|
|
|
}
|