1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/libs/assimp/SMDLoader.cpp	Sat Feb 01 19:58:19 2014 +0200
     1.3 @@ -0,0 +1,1141 @@
     1.4 +/*
     1.5 +---------------------------------------------------------------------------
     1.6 +Open Asset Import Library (assimp)
     1.7 +---------------------------------------------------------------------------
     1.8 +
     1.9 +Copyright (c) 2006-2012, assimp team
    1.10 +
    1.11 +All rights reserved.
    1.12 +
    1.13 +Redistribution and use of this software in source and binary forms, 
    1.14 +with or without modification, are permitted provided that the following 
    1.15 +conditions are met:
    1.16 +
    1.17 +* Redistributions of source code must retain the above
    1.18 +  copyright notice, this list of conditions and the
    1.19 +  following disclaimer.
    1.20 +
    1.21 +* Redistributions in binary form must reproduce the above
    1.22 +  copyright notice, this list of conditions and the
    1.23 +  following disclaimer in the documentation and/or other
    1.24 +  materials provided with the distribution.
    1.25 +
    1.26 +* Neither the name of the assimp team, nor the names of its
    1.27 +  contributors may be used to endorse or promote products
    1.28 +  derived from this software without specific prior
    1.29 +  written permission of the assimp team.
    1.30 +
    1.31 +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
    1.32 +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
    1.33 +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
    1.34 +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
    1.35 +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
    1.36 +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
    1.37 +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    1.38 +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
    1.39 +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
    1.40 +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
    1.41 +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    1.42 +---------------------------------------------------------------------------
    1.43 +*/
    1.44 +
    1.45 +/** @file  SMDLoader.cpp 
    1.46 + *  @brief Implementation of the SMD importer class 
    1.47 + */
    1.48 +
    1.49 +#include "AssimpPCH.h"
    1.50 +#ifndef ASSIMP_BUILD_NO_SMD_IMPORTER
    1.51 +
    1.52 +// internal headers
    1.53 +#include "SMDLoader.h"
    1.54 +#include "fast_atof.h"
    1.55 +#include "SkeletonMeshBuilder.h"
    1.56 +
    1.57 +using namespace Assimp;
    1.58 +
    1.59 +static const aiImporterDesc desc = {
    1.60 +	"Valve SMD Importer",
    1.61 +	"",
    1.62 +	"",
    1.63 +	"",
    1.64 +	aiImporterFlags_SupportTextFlavour,
    1.65 +	0,
    1.66 +	0,
    1.67 +	0,
    1.68 +	0,
    1.69 +	"smd vta" 
    1.70 +};
    1.71 +
    1.72 +// ------------------------------------------------------------------------------------------------
    1.73 +// Constructor to be privately used by Importer
    1.74 +SMDImporter::SMDImporter()
    1.75 +{}
    1.76 +
    1.77 +// ------------------------------------------------------------------------------------------------
    1.78 +// Destructor, private as well 
    1.79 +SMDImporter::~SMDImporter()
    1.80 +{}
    1.81 +
    1.82 +// ------------------------------------------------------------------------------------------------
    1.83 +// Returns whether the class can handle the format of the given file. 
    1.84 +bool SMDImporter::CanRead( const std::string& pFile, IOSystem* /*pIOHandler*/, bool) const
    1.85 +{
    1.86 +	// fixme: auto format detection
    1.87 +	return SimpleExtensionCheck(pFile,"smd","vta");
    1.88 +}
    1.89 +
    1.90 +// ------------------------------------------------------------------------------------------------
    1.91 +// Get a list of all supported file extensions
    1.92 +const aiImporterDesc* SMDImporter::GetInfo () const
    1.93 +{
    1.94 +	return &desc;
    1.95 +}
    1.96 +
    1.97 +// ------------------------------------------------------------------------------------------------
    1.98 +// Setup configuration properties
    1.99 +void SMDImporter::SetupProperties(const Importer* pImp)
   1.100 +{
   1.101 +	// The 
   1.102 +	// AI_CONFIG_IMPORT_SMD_KEYFRAME option overrides the
   1.103 +	// AI_CONFIG_IMPORT_GLOBAL_KEYFRAME option.
   1.104 +	configFrameID = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_SMD_KEYFRAME,-1);
   1.105 +	if(static_cast<unsigned int>(-1) == configFrameID)	{
   1.106 +		configFrameID = pImp->GetPropertyInteger(AI_CONFIG_IMPORT_GLOBAL_KEYFRAME,0);
   1.107 +	}
   1.108 +}
   1.109 +
   1.110 +// ------------------------------------------------------------------------------------------------
   1.111 +// Imports the given file into the given scene structure. 
   1.112 +void SMDImporter::InternReadFile( const std::string& pFile, aiScene* pScene, IOSystem* pIOHandler)
   1.113 +{
   1.114 +	boost::scoped_ptr<IOStream> file( pIOHandler->Open( pFile, "rb"));
   1.115 +
   1.116 +	// Check whether we can read from the file
   1.117 +	if( file.get() == NULL)	{
   1.118 +		throw DeadlyImportError( "Failed to open SMD/VTA file " + pFile + ".");
   1.119 +	}
   1.120 +
   1.121 +	iFileSize = (unsigned int)file->FileSize();
   1.122 +
   1.123 +	// Allocate storage and copy the contents of the file to a memory buffer
   1.124 +	this->pScene = pScene;
   1.125 +
   1.126 +	std::vector<char> buff(iFileSize+1);
   1.127 +	TextFileToBuffer(file.get(),buff);
   1.128 +	mBuffer = &buff[0];
   1.129 +
   1.130 +	iSmallestFrame = (1 << 31);
   1.131 +	bHasUVs = true;
   1.132 +	iLineNumber = 1;
   1.133 +
   1.134 +	// Reserve enough space for ... hm ... 10 textures
   1.135 +	aszTextures.reserve(10);
   1.136 +
   1.137 +	// Reserve enough space for ... hm ... 1000 triangles
   1.138 +	asTriangles.reserve(1000);
   1.139 +
   1.140 +	// Reserve enough space for ... hm ... 20 bones
   1.141 +	asBones.reserve(20);
   1.142 +
   1.143 +
   1.144 +	// parse the file ...
   1.145 +	ParseFile();
   1.146 +
   1.147 +	// If there are no triangles it seems to be an animation SMD,
   1.148 +	// containing only the animation skeleton.
   1.149 +	if (asTriangles.empty())
   1.150 +	{
   1.151 +		if (asBones.empty())
   1.152 +		{
   1.153 +			throw DeadlyImportError("SMD: No triangles and no bones have "
   1.154 +				"been found in the file. This file seems to be invalid.");
   1.155 +		}
   1.156 +
   1.157 +		// Set the flag in the scene structure which indicates
   1.158 +		// that there is nothing than an animation skeleton
   1.159 +		pScene->mFlags |= AI_SCENE_FLAGS_INCOMPLETE;
   1.160 +	}
   1.161 +
   1.162 +	if (!asBones.empty())
   1.163 +	{
   1.164 +		// Check whether all bones have been initialized
   1.165 +		for (std::vector<SMD::Bone>::const_iterator
   1.166 +			i =  asBones.begin();
   1.167 +			i != asBones.end();++i)
   1.168 +		{
   1.169 +			if (!(*i).mName.length())
   1.170 +			{
   1.171 +				DefaultLogger::get()->warn("SMD: Not all bones have been initialized");
   1.172 +				break;
   1.173 +			}
   1.174 +		}
   1.175 +
   1.176 +		// now fix invalid time values and make sure the animation starts at frame 0
   1.177 +		FixTimeValues();
   1.178 +
   1.179 +		// compute absolute bone transformation matrices
   1.180 +	//	ComputeAbsoluteBoneTransformations();
   1.181 +	}
   1.182 +
   1.183 +	if (!(pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE))
   1.184 +	{
   1.185 +		// create output meshes
   1.186 +		CreateOutputMeshes();
   1.187 +
   1.188 +		// build an output material list
   1.189 +		CreateOutputMaterials();
   1.190 +	}
   1.191 +
   1.192 +	// build the output animation
   1.193 +	CreateOutputAnimations();
   1.194 +
   1.195 +	// build output nodes (bones are added as empty dummy nodes)
   1.196 +	CreateOutputNodes();
   1.197 +
   1.198 +	if (pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE)
   1.199 +	{
   1.200 +		SkeletonMeshBuilder skeleton(pScene);
   1.201 +	}
   1.202 +}
   1.203 +// ------------------------------------------------------------------------------------------------
   1.204 +// Write an error message with line number to the log file
   1.205 +void SMDImporter::LogErrorNoThrow(const char* msg)
   1.206 +{
   1.207 +	char szTemp[1024];
   1.208 +	sprintf(szTemp,"Line %i: %s",iLineNumber,msg);
   1.209 +	DefaultLogger::get()->error(szTemp);
   1.210 +}
   1.211 +
   1.212 +// ------------------------------------------------------------------------------------------------
   1.213 +// Write a warning with line number to the log file
   1.214 +void SMDImporter::LogWarning(const char* msg)
   1.215 +{
   1.216 +	char szTemp[1024];
   1.217 +	ai_assert(strlen(msg) < 1000);
   1.218 +	sprintf(szTemp,"Line %i: %s",iLineNumber,msg);
   1.219 +	DefaultLogger::get()->warn(szTemp);
   1.220 +}
   1.221 +
   1.222 +// ------------------------------------------------------------------------------------------------
   1.223 +// Fix invalid time values in the file
   1.224 +void SMDImporter::FixTimeValues()
   1.225 +{
   1.226 +	double dDelta = (double)iSmallestFrame;
   1.227 +	double dMax = 0.0f;
   1.228 +	for (std::vector<SMD::Bone>::iterator
   1.229 +		iBone =  asBones.begin();
   1.230 +		iBone != asBones.end();++iBone)
   1.231 +	{
   1.232 +		for (std::vector<SMD::Bone::Animation::MatrixKey>::iterator
   1.233 +			iKey =  (*iBone).sAnim.asKeys.begin();
   1.234 +			iKey != (*iBone).sAnim.asKeys.end();++iKey)
   1.235 +		{
   1.236 +			(*iKey).dTime -= dDelta;
   1.237 +			dMax = std::max(dMax, (*iKey).dTime);
   1.238 +		}
   1.239 +	}
   1.240 +	dLengthOfAnim = dMax;
   1.241 +}
   1.242 +
   1.243 +// ------------------------------------------------------------------------------------------------
   1.244 +// create output meshes
   1.245 +void SMDImporter::CreateOutputMeshes()
   1.246 +{
   1.247 +	if (aszTextures.empty())
   1.248 +		aszTextures.push_back(std::string());
   1.249 +
   1.250 +	// we need to sort all faces by their material index
   1.251 +	// in opposition to other loaders we can be sure that each
   1.252 +	// material is at least used once.
   1.253 +	pScene->mNumMeshes = (unsigned int) aszTextures.size();
   1.254 +	pScene->mMeshes = new aiMesh*[pScene->mNumMeshes];
   1.255 +
   1.256 +	typedef std::vector<unsigned int> FaceList;
   1.257 +	FaceList* aaiFaces = new FaceList[pScene->mNumMeshes];
   1.258 +
   1.259 +	// approximate the space that will be required
   1.260 +	unsigned int iNum = (unsigned int)asTriangles.size() / pScene->mNumMeshes;
   1.261 +	iNum += iNum >> 1;
   1.262 +	for (unsigned int i = 0; i < pScene->mNumMeshes;++i)
   1.263 +		aaiFaces[i].reserve(iNum);
   1.264 +
   1.265 +
   1.266 +	// collect all faces
   1.267 +	iNum = 0;
   1.268 +	for (std::vector<SMD::Face>::const_iterator
   1.269 +		iFace =  asTriangles.begin();
   1.270 +		iFace != asTriangles.end();++iFace,++iNum)
   1.271 +	{
   1.272 +		if (UINT_MAX == (*iFace).iTexture)aaiFaces[(*iFace).iTexture].push_back( 0 );
   1.273 +		else if ((*iFace).iTexture >= aszTextures.size())
   1.274 +		{
   1.275 +			DefaultLogger::get()->error("[SMD/VTA] Material index overflow in face");
   1.276 +			aaiFaces[(*iFace).iTexture].push_back((unsigned int)aszTextures.size()-1);
   1.277 +		}
   1.278 +		else aaiFaces[(*iFace).iTexture].push_back(iNum);
   1.279 +	} 
   1.280 +
   1.281 +	// now create the output meshes
   1.282 +	for (unsigned int i = 0; i < pScene->mNumMeshes;++i)
   1.283 +	{
   1.284 +		aiMesh*& pcMesh = pScene->mMeshes[i] = new aiMesh();
   1.285 +		ai_assert(!aaiFaces[i].empty()); // should not be empty ...
   1.286 +
   1.287 +		pcMesh->mPrimitiveTypes = aiPrimitiveType_TRIANGLE;
   1.288 +		pcMesh->mNumVertices = (unsigned int)aaiFaces[i].size()*3;
   1.289 +		pcMesh->mNumFaces = (unsigned int)aaiFaces[i].size();
   1.290 +		pcMesh->mMaterialIndex = i;
   1.291 +
   1.292 +		// storage for bones
   1.293 +		typedef std::pair<unsigned int,float> TempWeightListEntry;
   1.294 +		typedef std::vector< TempWeightListEntry > TempBoneWeightList;
   1.295 +
   1.296 +		TempBoneWeightList* aaiBones = new TempBoneWeightList[asBones.size()]();
   1.297 +
   1.298 +		// try to reserve enough memory without wasting too much
   1.299 +		for (unsigned int iBone = 0; iBone < asBones.size();++iBone)
   1.300 +		{
   1.301 +			aaiBones[iBone].reserve(pcMesh->mNumVertices/asBones.size());
   1.302 +		}
   1.303 +
   1.304 +		// allocate storage
   1.305 +		pcMesh->mFaces = new aiFace[pcMesh->mNumFaces];
   1.306 +		aiVector3D* pcNormals = pcMesh->mNormals = new aiVector3D[pcMesh->mNumVertices];
   1.307 +		aiVector3D* pcVerts = pcMesh->mVertices = new aiVector3D[pcMesh->mNumVertices];
   1.308 +
   1.309 +		aiVector3D* pcUVs = NULL;
   1.310 +		if (bHasUVs)
   1.311 +		{
   1.312 +			pcUVs = pcMesh->mTextureCoords[0] = new aiVector3D[pcMesh->mNumVertices];
   1.313 +			pcMesh->mNumUVComponents[0] = 2;
   1.314 +		}
   1.315 +
   1.316 +		iNum = 0;
   1.317 +		for (unsigned int iFace = 0; iFace < pcMesh->mNumFaces;++iFace)
   1.318 +		{
   1.319 +			pcMesh->mFaces[iFace].mIndices = new unsigned int[3];
   1.320 +			pcMesh->mFaces[iFace].mNumIndices = 3;
   1.321 +
   1.322 +			// fill the vertices 
   1.323 +			unsigned int iSrcFace = aaiFaces[i][iFace];
   1.324 +			SMD::Face& face = asTriangles[iSrcFace];
   1.325 +
   1.326 +			*pcVerts++ = face.avVertices[0].pos;
   1.327 +			*pcVerts++ = face.avVertices[1].pos;
   1.328 +			*pcVerts++ = face.avVertices[2].pos; 
   1.329 +
   1.330 +			// fill the normals
   1.331 +			*pcNormals++ = face.avVertices[0].nor;
   1.332 +			*pcNormals++ = face.avVertices[1].nor;
   1.333 +			*pcNormals++ = face.avVertices[2].nor;
   1.334 +
   1.335 +			// fill the texture coordinates
   1.336 +			if (pcUVs)
   1.337 +			{
   1.338 +				*pcUVs++ = face.avVertices[0].uv;
   1.339 +				*pcUVs++ = face.avVertices[1].uv;
   1.340 +				*pcUVs++ = face.avVertices[2].uv;
   1.341 +			}
   1.342 +			
   1.343 +			for (unsigned int iVert = 0; iVert < 3;++iVert)
   1.344 +			{
   1.345 +				float fSum = 0.0f;
   1.346 +				for (unsigned int iBone = 0;iBone < face.avVertices[iVert].aiBoneLinks.size();++iBone)
   1.347 +				{
   1.348 +					TempWeightListEntry& pairval = face.avVertices[iVert].aiBoneLinks[iBone];
   1.349 +
   1.350 +					// FIX: The second check is here just to make sure we won't 
   1.351 +					// assign more than one weight to a single vertex index
   1.352 +					if (pairval.first >= asBones.size() || 
   1.353 +						pairval.first == face.avVertices[iVert].iParentNode)
   1.354 +					{
   1.355 +						DefaultLogger::get()->error("[SMD/VTA] Bone index overflow. "
   1.356 +							"The bone index will be ignored, the weight will be assigned "
   1.357 +							"to the vertex' parent node");
   1.358 +						continue;
   1.359 +					}
   1.360 +					aaiBones[pairval.first].push_back(TempWeightListEntry(iNum,pairval.second));
   1.361 +					fSum += pairval.second;
   1.362 +				}
   1.363 +				// ******************************************************************
   1.364 +				// If the sum of all vertex weights is not 1.0 we must assign 
   1.365 +				// the rest to the vertex' parent node. Well, at least the doc says 
   1.366 +				// we should ...
   1.367 +				// FIX: We use 0.975 as limit, floating-point inaccuracies seem to
   1.368 +				// be very strong in some SMD exporters. Furthermore it is possible
   1.369 +				// that the parent of a vertex is 0xffffffff (if the corresponding
   1.370 +				// entry in the file was unreadable)
   1.371 +				// ******************************************************************
   1.372 +				if (fSum < 0.975f && face.avVertices[iVert].iParentNode != UINT_MAX)
   1.373 +				{
   1.374 +					if (face.avVertices[iVert].iParentNode >= asBones.size())
   1.375 +					{
   1.376 +						DefaultLogger::get()->error("[SMD/VTA] Bone index overflow. "
   1.377 +							"The index of the vertex parent bone is invalid. "
   1.378 +							"The remaining weights will be normalized to 1.0");
   1.379 +
   1.380 +						if (fSum)
   1.381 +						{
   1.382 +							fSum = 1 / fSum;
   1.383 +							for (unsigned int iBone = 0;iBone < face.avVertices[iVert].aiBoneLinks.size();++iBone)
   1.384 +							{
   1.385 +								TempWeightListEntry& pairval = face.avVertices[iVert].aiBoneLinks[iBone];
   1.386 +								if (pairval.first >= asBones.size())continue;
   1.387 +								aaiBones[pairval.first].back().second *= fSum;
   1.388 +							}
   1.389 +						}
   1.390 +					}
   1.391 +					else
   1.392 +					{
   1.393 +						aaiBones[face.avVertices[iVert].iParentNode].push_back(
   1.394 +							TempWeightListEntry(iNum,1.0f-fSum));
   1.395 +					}
   1.396 +				}
   1.397 +				pcMesh->mFaces[iFace].mIndices[iVert] = iNum++;
   1.398 +			}
   1.399 +		}
   1.400 +
   1.401 +		// now build all bones of the mesh
   1.402 +		iNum = 0;
   1.403 +		for (unsigned int iBone = 0; iBone < asBones.size();++iBone)
   1.404 +			if (!aaiBones[iBone].empty())++iNum;
   1.405 +		
   1.406 +		if (false && iNum)
   1.407 +		{
   1.408 +			pcMesh->mNumBones = iNum;
   1.409 +			pcMesh->mBones = new aiBone*[pcMesh->mNumBones];
   1.410 +			iNum = 0;
   1.411 +			for (unsigned int iBone = 0; iBone < asBones.size();++iBone)
   1.412 +			{
   1.413 +				if (aaiBones[iBone].empty())continue;
   1.414 +				aiBone*& bone = pcMesh->mBones[iNum] = new aiBone();
   1.415 +
   1.416 +				bone->mNumWeights = (unsigned int)aaiBones[iBone].size();
   1.417 +				bone->mWeights = new aiVertexWeight[bone->mNumWeights];
   1.418 +				bone->mOffsetMatrix = asBones[iBone].mOffsetMatrix;
   1.419 +				bone->mName.Set( asBones[iBone].mName );
   1.420 +
   1.421 +				asBones[iBone].bIsUsed = true;
   1.422 +
   1.423 +				for (unsigned int iWeight = 0; iWeight < bone->mNumWeights;++iWeight)
   1.424 +				{
   1.425 +					bone->mWeights[iWeight].mVertexId = aaiBones[iBone][iWeight].first;
   1.426 +					bone->mWeights[iWeight].mWeight = aaiBones[iBone][iWeight].second;
   1.427 +				}
   1.428 +				++iNum;
   1.429 +			}
   1.430 +		}
   1.431 +		delete[] aaiBones;
   1.432 +	}
   1.433 +	delete[] aaiFaces;
   1.434 +}
   1.435 +
   1.436 +// ------------------------------------------------------------------------------------------------
   1.437 +// add bone child nodes
   1.438 +void SMDImporter::AddBoneChildren(aiNode* pcNode, uint32_t iParent)
   1.439 +{
   1.440 +	ai_assert(NULL != pcNode && 0 == pcNode->mNumChildren && NULL == pcNode->mChildren);
   1.441 +
   1.442 +	// first count ...
   1.443 +	for (unsigned int i = 0; i < asBones.size();++i)
   1.444 +	{
   1.445 +		SMD::Bone& bone = asBones[i];
   1.446 +		if (bone.iParent == iParent)++pcNode->mNumChildren;
   1.447 +	}
   1.448 +
   1.449 +	// now allocate the output array
   1.450 +	pcNode->mChildren = new aiNode*[pcNode->mNumChildren];
   1.451 +
   1.452 +	// and fill all subnodes
   1.453 +	unsigned int qq = 0;
   1.454 +	for (unsigned int i = 0; i < asBones.size();++i)
   1.455 +	{
   1.456 +		SMD::Bone& bone = asBones[i];
   1.457 +		if (bone.iParent != iParent)continue;
   1.458 +
   1.459 +		aiNode* pc = pcNode->mChildren[qq++] = new aiNode();
   1.460 +		pc->mName.Set(bone.mName);
   1.461 +
   1.462 +		// store the local transformation matrix of the bind pose
   1.463 +		pc->mTransformation = bone.sAnim.asKeys[bone.sAnim.iFirstTimeKey].matrix;
   1.464 +		pc->mParent = pcNode;
   1.465 +
   1.466 +		// add children to this node, too
   1.467 +		AddBoneChildren(pc,i);
   1.468 +	}
   1.469 +}
   1.470 +
   1.471 +// ------------------------------------------------------------------------------------------------
   1.472 +// create output nodes
   1.473 +void SMDImporter::CreateOutputNodes()
   1.474 +{
   1.475 +	pScene->mRootNode = new aiNode();
   1.476 +	if (!(pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE))
   1.477 +	{
   1.478 +		// create one root node that renders all meshes
   1.479 +		pScene->mRootNode->mNumMeshes = pScene->mNumMeshes;
   1.480 +		pScene->mRootNode->mMeshes = new unsigned int[pScene->mNumMeshes];
   1.481 +		for (unsigned int i = 0; i < pScene->mNumMeshes;++i)
   1.482 +			pScene->mRootNode->mMeshes[i] = i;
   1.483 +	}
   1.484 +
   1.485 +	// now add all bones as dummy sub nodes to the graph
   1.486 +	// AddBoneChildren(pScene->mRootNode,(uint32_t)-1);
   1.487 +
   1.488 +	// if we have only one bone we can even remove the root node
   1.489 +	if (pScene->mFlags & AI_SCENE_FLAGS_INCOMPLETE && 
   1.490 +		1 == pScene->mRootNode->mNumChildren)
   1.491 +	{
   1.492 +		aiNode* pcOldRoot = pScene->mRootNode;
   1.493 +		pScene->mRootNode = pcOldRoot->mChildren[0];
   1.494 +		pcOldRoot->mChildren[0] = NULL;
   1.495 +		delete pcOldRoot;
   1.496 +
   1.497 +		pScene->mRootNode->mParent = NULL;
   1.498 +	}
   1.499 +	else
   1.500 +	{
   1.501 +		::strcpy(pScene->mRootNode->mName.data, "<SMD_root>");
   1.502 +		pScene->mRootNode->mName.length = 10;
   1.503 +	}
   1.504 +}
   1.505 +
   1.506 +// ------------------------------------------------------------------------------------------------
   1.507 +// create output animations
   1.508 +void SMDImporter::CreateOutputAnimations()
   1.509 +{
   1.510 +	unsigned int iNumBones = 0;
   1.511 +	for (std::vector<SMD::Bone>::const_iterator
   1.512 +		i =  asBones.begin();
   1.513 +		i != asBones.end();++i)
   1.514 +	{
   1.515 +		if ((*i).bIsUsed)++iNumBones;
   1.516 +	}
   1.517 +	if (!iNumBones)
   1.518 +	{
   1.519 +		// just make sure this case doesn't occur ... (it could occur
   1.520 +		// if the file was invalid)
   1.521 +		return;
   1.522 +	}
   1.523 +
   1.524 +	pScene->mNumAnimations = 1;
   1.525 +	pScene->mAnimations = new aiAnimation*[1];
   1.526 +	aiAnimation*& anim = pScene->mAnimations[0] = new aiAnimation();
   1.527 +
   1.528 +	anim->mDuration = dLengthOfAnim;
   1.529 +	anim->mNumChannels = iNumBones;
   1.530 +	anim->mTicksPerSecond = 25.0; // FIXME: is this correct?
   1.531 +
   1.532 +	aiNodeAnim** pp = anim->mChannels = new aiNodeAnim*[anim->mNumChannels];
   1.533 +	
   1.534 +	// now build valid keys
   1.535 +	unsigned int a = 0;
   1.536 +	for (std::vector<SMD::Bone>::const_iterator
   1.537 +		i =  asBones.begin();
   1.538 +		i != asBones.end();++i)
   1.539 +	{
   1.540 +		if (!(*i).bIsUsed)continue;
   1.541 +
   1.542 +		aiNodeAnim* p = pp[a] = new aiNodeAnim();
   1.543 +
   1.544 +		// copy the name of the bone
   1.545 +		p->mNodeName.Set( i->mName);
   1.546 +
   1.547 +		p->mNumRotationKeys = (unsigned int) (*i).sAnim.asKeys.size();
   1.548 +		if (p->mNumRotationKeys)
   1.549 +		{
   1.550 +			p->mNumPositionKeys = p->mNumRotationKeys;
   1.551 +			aiVectorKey* pVecKeys = p->mPositionKeys = new aiVectorKey[p->mNumRotationKeys];
   1.552 +			aiQuatKey* pRotKeys = p->mRotationKeys = new aiQuatKey[p->mNumRotationKeys];
   1.553 +
   1.554 +			for (std::vector<SMD::Bone::Animation::MatrixKey>::const_iterator
   1.555 +				qq =  (*i).sAnim.asKeys.begin();
   1.556 +				qq != (*i).sAnim.asKeys.end(); ++qq)
   1.557 +			{
   1.558 +				pRotKeys->mTime = pVecKeys->mTime = (*qq).dTime;
   1.559 +
   1.560 +				// compute the rotation quaternion from the euler angles
   1.561 +				pRotKeys->mValue = aiQuaternion( (*qq).vRot.x, (*qq).vRot.y, (*qq).vRot.z );
   1.562 +				pVecKeys->mValue = (*qq).vPos;
   1.563 +
   1.564 +				++pVecKeys; ++pRotKeys;
   1.565 +			}
   1.566 +		}
   1.567 +		++a;
   1.568 +
   1.569 +		// there are no scaling keys ...
   1.570 +	}
   1.571 +}
   1.572 +
   1.573 +// ------------------------------------------------------------------------------------------------
   1.574 +void SMDImporter::ComputeAbsoluteBoneTransformations()
   1.575 +{
   1.576 +	// For each bone: determine the key with the lowest time value
   1.577 +	// theoretically the SMD format should have all keyframes
   1.578 +	// in order. However, I've seen a file where this wasn't true.
   1.579 +	for (unsigned int i = 0; i < asBones.size();++i)
   1.580 +	{
   1.581 +		SMD::Bone& bone = asBones[i];
   1.582 +
   1.583 +		uint32_t iIndex = 0;
   1.584 +		double dMin = 10e10;
   1.585 +		for (unsigned int i = 0; i < bone.sAnim.asKeys.size();++i)
   1.586 +		{
   1.587 +			double d = std::min(bone.sAnim.asKeys[i].dTime,dMin);
   1.588 +			if (d < dMin)	
   1.589 +			{
   1.590 +				dMin = d;
   1.591 +				iIndex = i;
   1.592 +			}
   1.593 +		}
   1.594 +		bone.sAnim.iFirstTimeKey = iIndex;
   1.595 +	}
   1.596 +
   1.597 +	unsigned int iParent = 0;
   1.598 +	while (iParent < asBones.size())
   1.599 +	{
   1.600 +		for (unsigned int iBone = 0; iBone < asBones.size();++iBone)
   1.601 +		{
   1.602 +			SMD::Bone& bone = asBones[iBone];
   1.603 +	
   1.604 +			if (iParent == bone.iParent)
   1.605 +			{
   1.606 +				SMD::Bone& parentBone = asBones[iParent];
   1.607 +
   1.608 +			
   1.609 +				uint32_t iIndex = bone.sAnim.iFirstTimeKey;
   1.610 +				const aiMatrix4x4& mat = bone.sAnim.asKeys[iIndex].matrix;
   1.611 +				aiMatrix4x4& matOut = bone.sAnim.asKeys[iIndex].matrixAbsolute;
   1.612 +
   1.613 +				// The same for the parent bone ...
   1.614 +				iIndex = parentBone.sAnim.iFirstTimeKey;
   1.615 +				const aiMatrix4x4& mat2 = parentBone.sAnim.asKeys[iIndex].matrixAbsolute;
   1.616 +
   1.617 +				// Compute the absolute transformation matrix
   1.618 +				matOut = mat * mat2;
   1.619 +			}
   1.620 +		}
   1.621 +		++iParent;
   1.622 +	}
   1.623 +
   1.624 +	// Store the inverse of the absolute transformation matrix 
   1.625 +	// of the first key as bone offset matrix
   1.626 +	for (iParent = 0; iParent < asBones.size();++iParent)
   1.627 +	{
   1.628 +		SMD::Bone& bone = asBones[iParent];
   1.629 +		bone.mOffsetMatrix = bone.sAnim.asKeys[bone.sAnim.iFirstTimeKey].matrixAbsolute;
   1.630 +		bone.mOffsetMatrix.Inverse();
   1.631 +	}
   1.632 +}
   1.633 +
   1.634 +// ------------------------------------------------------------------------------------------------
   1.635 +// create output materials
   1.636 +void SMDImporter::CreateOutputMaterials()
   1.637 +{
   1.638 +	pScene->mNumMaterials = (unsigned int)aszTextures.size();
   1.639 +	pScene->mMaterials = new aiMaterial*[std::max(1u, pScene->mNumMaterials)];
   1.640 +
   1.641 +	for (unsigned int iMat = 0; iMat < pScene->mNumMaterials;++iMat)
   1.642 +	{
   1.643 +		aiMaterial* pcMat = new aiMaterial();
   1.644 +		pScene->mMaterials[iMat] = pcMat;
   1.645 +
   1.646 +		aiString szName;
   1.647 +		szName.length = (size_t)::sprintf(szName.data,"Texture_%i",iMat);
   1.648 +		pcMat->AddProperty(&szName,AI_MATKEY_NAME);
   1.649 +
   1.650 +		if (aszTextures[iMat].length())
   1.651 +		{
   1.652 +			::strcpy(szName.data, aszTextures[iMat].c_str() );
   1.653 +			szName.length = aszTextures[iMat].length();
   1.654 +			pcMat->AddProperty(&szName,AI_MATKEY_TEXTURE_DIFFUSE(0));
   1.655 +		}
   1.656 +	}
   1.657 +
   1.658 +	// create a default material if necessary
   1.659 +	if (0 == pScene->mNumMaterials)
   1.660 +	{
   1.661 +		pScene->mNumMaterials = 1;
   1.662 +
   1.663 +		aiMaterial* pcHelper = new aiMaterial();
   1.664 +		pScene->mMaterials[0] = pcHelper;
   1.665 +
   1.666 +		int iMode = (int)aiShadingMode_Gouraud;
   1.667 +		pcHelper->AddProperty<int>(&iMode, 1, AI_MATKEY_SHADING_MODEL);
   1.668 +
   1.669 +		aiColor3D clr;
   1.670 +		clr.b = clr.g = clr.r = 0.7f;
   1.671 +		pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_DIFFUSE);
   1.672 +		pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_SPECULAR);
   1.673 +
   1.674 +		clr.b = clr.g = clr.r = 0.05f;
   1.675 +		pcHelper->AddProperty<aiColor3D>(&clr, 1,AI_MATKEY_COLOR_AMBIENT);
   1.676 +
   1.677 +		aiString szName;
   1.678 +		szName.Set(AI_DEFAULT_MATERIAL_NAME);
   1.679 +		pcHelper->AddProperty(&szName,AI_MATKEY_NAME);
   1.680 +	}
   1.681 +}
   1.682 +
   1.683 +// ------------------------------------------------------------------------------------------------
   1.684 +// Parse the file
   1.685 +void SMDImporter::ParseFile()
   1.686 +{
   1.687 +	const char* szCurrent = mBuffer;
   1.688 +
   1.689 +	// read line per line ...
   1.690 +	for ( ;; )
   1.691 +	{
   1.692 +		if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) break;
   1.693 +
   1.694 +		// "version <n> \n", <n> should be 1 for hl and hlČ SMD files
   1.695 +		if (TokenMatch(szCurrent,"version",7))
   1.696 +		{
   1.697 +			if(!SkipSpaces(szCurrent,&szCurrent)) break;
   1.698 +			if (1 != strtoul10(szCurrent,&szCurrent))
   1.699 +			{
   1.700 +				DefaultLogger::get()->warn("SMD.version is not 1. This "
   1.701 +					"file format is not known. Continuing happily ...");
   1.702 +			}
   1.703 +			continue;
   1.704 +		}
   1.705 +		// "nodes\n" - Starts the node section
   1.706 +		if (TokenMatch(szCurrent,"nodes",5))
   1.707 +		{
   1.708 +			ParseNodesSection(szCurrent,&szCurrent);
   1.709 +			continue;
   1.710 +		}
   1.711 +		// "triangles\n" - Starts the triangle section
   1.712 +		if (TokenMatch(szCurrent,"triangles",9))
   1.713 +		{
   1.714 +			ParseTrianglesSection(szCurrent,&szCurrent);
   1.715 +			continue;
   1.716 +		}
   1.717 +		// "vertexanimation\n" - Starts the vertex animation section
   1.718 +		if (TokenMatch(szCurrent,"vertexanimation",15))
   1.719 +		{
   1.720 +			bHasUVs = false;
   1.721 +			ParseVASection(szCurrent,&szCurrent);
   1.722 +			continue;
   1.723 +		}
   1.724 +		// "skeleton\n" - Starts the skeleton section
   1.725 +		if (TokenMatch(szCurrent,"skeleton",8))
   1.726 +		{
   1.727 +			ParseSkeletonSection(szCurrent,&szCurrent);
   1.728 +			continue;
   1.729 +		}
   1.730 +		SkipLine(szCurrent,&szCurrent);
   1.731 +	}
   1.732 +	return;
   1.733 +}
   1.734 +
   1.735 +// ------------------------------------------------------------------------------------------------
   1.736 +unsigned int SMDImporter::GetTextureIndex(const std::string& filename)
   1.737 +{
   1.738 +	unsigned int iIndex = 0;
   1.739 +	for (std::vector<std::string>::const_iterator
   1.740 +		i =  aszTextures.begin();
   1.741 +		i != aszTextures.end();++i,++iIndex)
   1.742 +	{
   1.743 +		// case-insensitive ... it's a path
   1.744 +		if (0 == ASSIMP_stricmp ( filename.c_str(),(*i).c_str()))return iIndex;
   1.745 +	}
   1.746 +	iIndex = (unsigned int)aszTextures.size();
   1.747 +	aszTextures.push_back(filename);
   1.748 +	return iIndex;
   1.749 +}
   1.750 +
   1.751 +// ------------------------------------------------------------------------------------------------
   1.752 +// Parse the nodes section of the file
   1.753 +void SMDImporter::ParseNodesSection(const char* szCurrent,
   1.754 +	const char** szCurrentOut)
   1.755 +{
   1.756 +	for ( ;; )
   1.757 +	{
   1.758 +		// "end\n" - Ends the nodes section
   1.759 +		if (0 == ASSIMP_strincmp(szCurrent,"end",3) &&
   1.760 +			IsSpaceOrNewLine(*(szCurrent+3)))
   1.761 +		{
   1.762 +			szCurrent += 4;
   1.763 +			break;
   1.764 +		}
   1.765 +		ParseNodeInfo(szCurrent,&szCurrent);
   1.766 +	}
   1.767 +	SkipSpacesAndLineEnd(szCurrent,&szCurrent);
   1.768 +	*szCurrentOut = szCurrent;
   1.769 +}
   1.770 +
   1.771 +// ------------------------------------------------------------------------------------------------
   1.772 +// Parse the triangles section of the file
   1.773 +void SMDImporter::ParseTrianglesSection(const char* szCurrent,
   1.774 +	const char** szCurrentOut)
   1.775 +{
   1.776 +	// Parse a triangle, parse another triangle, parse the next triangle ...
   1.777 +	// and so on until we reach a token that looks quite similar to "end"
   1.778 +	for ( ;; )
   1.779 +	{
   1.780 +		if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) break;
   1.781 +
   1.782 +		// "end\n" - Ends the triangles section
   1.783 +		if (TokenMatch(szCurrent,"end",3))
   1.784 +			break;
   1.785 +		ParseTriangle(szCurrent,&szCurrent);
   1.786 +	}
   1.787 +	SkipSpacesAndLineEnd(szCurrent,&szCurrent);
   1.788 +	*szCurrentOut = szCurrent;
   1.789 +}
   1.790 +// ------------------------------------------------------------------------------------------------
   1.791 +// Parse the vertex animation section of the file
   1.792 +void SMDImporter::ParseVASection(const char* szCurrent,
   1.793 +	const char** szCurrentOut)
   1.794 +{
   1.795 +	unsigned int iCurIndex = 0;
   1.796 +	for ( ;; )
   1.797 +	{
   1.798 +		if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) break;
   1.799 +
   1.800 +		// "end\n" - Ends the "vertexanimation" section
   1.801 +		if (TokenMatch(szCurrent,"end",3))
   1.802 +			break;
   1.803 +	
   1.804 +		// "time <n>\n" 
   1.805 +		if (TokenMatch(szCurrent,"time",4))
   1.806 +		{
   1.807 +			// NOTE: The doc says that time values COULD be negative ...
   1.808 +			// NOTE2: this is the shape key -> valve docs
   1.809 +			int iTime = 0;
   1.810 +			if(!ParseSignedInt(szCurrent,&szCurrent,iTime) || configFrameID != (unsigned int)iTime)break;
   1.811 +			SkipLine(szCurrent,&szCurrent);
   1.812 +		}
   1.813 +		else 
   1.814 +		{
   1.815 +			if(0 == iCurIndex)
   1.816 +			{
   1.817 +				asTriangles.push_back(SMD::Face());
   1.818 +			}
   1.819 +			if (++iCurIndex == 3)iCurIndex = 0;
   1.820 +			ParseVertex(szCurrent,&szCurrent,asTriangles.back().avVertices[iCurIndex],true);
   1.821 +		}
   1.822 +	}
   1.823 +
   1.824 +	if (iCurIndex != 2 && !asTriangles.empty())
   1.825 +	{
   1.826 +		// we want to no degenerates, so throw this triangle away
   1.827 +		asTriangles.pop_back();
   1.828 +	}
   1.829 +
   1.830 +	SkipSpacesAndLineEnd(szCurrent,&szCurrent);
   1.831 +	*szCurrentOut = szCurrent;
   1.832 +}
   1.833 +// ------------------------------------------------------------------------------------------------
   1.834 +// Parse the skeleton section of the file
   1.835 +void SMDImporter::ParseSkeletonSection(const char* szCurrent,
   1.836 +	const char** szCurrentOut)
   1.837 +{
   1.838 +	int iTime = 0;
   1.839 +	for ( ;; )
   1.840 +	{
   1.841 +		if(!SkipSpacesAndLineEnd(szCurrent,&szCurrent)) break;
   1.842 +
   1.843 +		// "end\n" - Ends the skeleton section
   1.844 +		if (TokenMatch(szCurrent,"end",3))
   1.845 +			break;
   1.846 +	
   1.847 +		// "time <n>\n" - Specifies the current animation frame
   1.848 +		else if (TokenMatch(szCurrent,"time",4))
   1.849 +		{
   1.850 +			// NOTE: The doc says that time values COULD be negative ...
   1.851 +			if(!ParseSignedInt(szCurrent,&szCurrent,iTime))break;
   1.852 +
   1.853 +			iSmallestFrame = std::min(iSmallestFrame,iTime);
   1.854 +			SkipLine(szCurrent,&szCurrent);
   1.855 +		}
   1.856 +		else ParseSkeletonElement(szCurrent,&szCurrent,iTime);
   1.857 +	}
   1.858 +	*szCurrentOut = szCurrent;	
   1.859 +}
   1.860 +
   1.861 +// ------------------------------------------------------------------------------------------------
   1.862 +#define SMDI_PARSE_RETURN { \
   1.863 +	SkipLine(szCurrent,&szCurrent); \
   1.864 +	*szCurrentOut = szCurrent; \
   1.865 +	return; \
   1.866 +}
   1.867 +// ------------------------------------------------------------------------------------------------
   1.868 +// Parse a node line
   1.869 +void SMDImporter::ParseNodeInfo(const char* szCurrent,
   1.870 +	const char** szCurrentOut)
   1.871 +{
   1.872 +	unsigned int iBone  = 0;
   1.873 +	SkipSpacesAndLineEnd(szCurrent,&szCurrent);
   1.874 +	if(!ParseUnsignedInt(szCurrent,&szCurrent,iBone) || !SkipSpaces(szCurrent,&szCurrent))
   1.875 +	{
   1.876 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone index");
   1.877 +		SMDI_PARSE_RETURN;
   1.878 +	}
   1.879 +	// add our bone to the list
   1.880 +	if (iBone >= asBones.size())asBones.resize(iBone+1);
   1.881 +	SMD::Bone& bone = asBones[iBone];
   1.882 +
   1.883 +	bool bQuota = true;
   1.884 +	if ('\"' != *szCurrent)
   1.885 +	{
   1.886 +		LogWarning("Bone name is expcted to be enclosed in "
   1.887 +			"double quotation marks. ");
   1.888 +		bQuota = false;
   1.889 +	}
   1.890 +	else ++szCurrent;
   1.891 +
   1.892 +	const char* szEnd = szCurrent;
   1.893 +	for ( ;; )
   1.894 +	{
   1.895 +		if (bQuota && '\"' == *szEnd)
   1.896 +		{
   1.897 +			iBone = (unsigned int)(szEnd - szCurrent);
   1.898 +			++szEnd;
   1.899 +			break;
   1.900 +		}
   1.901 +		else if (IsSpaceOrNewLine(*szEnd))
   1.902 +		{
   1.903 +			iBone = (unsigned int)(szEnd - szCurrent);
   1.904 +			break;
   1.905 +		}
   1.906 +		else if (!(*szEnd))
   1.907 +		{
   1.908 +			LogErrorNoThrow("Unexpected EOF/EOL while parsing bone name");
   1.909 +			SMDI_PARSE_RETURN;
   1.910 +		}
   1.911 +		++szEnd;
   1.912 +	}
   1.913 +	bone.mName = std::string(szCurrent,iBone);
   1.914 +	szCurrent = szEnd;
   1.915 +
   1.916 +	// the only negative bone parent index that could occur is -1 AFAIK
   1.917 +	if(!ParseSignedInt(szCurrent,&szCurrent,(int&)bone.iParent))
   1.918 +	{
   1.919 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone parent index. Assuming -1");
   1.920 +		SMDI_PARSE_RETURN;
   1.921 +	}
   1.922 +
   1.923 +	// go to the beginning of the next line
   1.924 +	SMDI_PARSE_RETURN;
   1.925 +}
   1.926 +
   1.927 +// ------------------------------------------------------------------------------------------------
   1.928 +// Parse a skeleton element
   1.929 +void SMDImporter::ParseSkeletonElement(const char* szCurrent,
   1.930 +	const char** szCurrentOut,int iTime)
   1.931 +{
   1.932 +	aiVector3D vPos;
   1.933 +	aiVector3D vRot;
   1.934 +
   1.935 +	unsigned int iBone  = 0;
   1.936 +	if(!ParseUnsignedInt(szCurrent,&szCurrent,iBone))
   1.937 +	{
   1.938 +		DefaultLogger::get()->error("Unexpected EOF/EOL while parsing bone index");
   1.939 +		SMDI_PARSE_RETURN;
   1.940 +	}
   1.941 +	if (iBone >= asBones.size())
   1.942 +	{
   1.943 +		LogErrorNoThrow("Bone index in skeleton section is out of range");
   1.944 +		SMDI_PARSE_RETURN;
   1.945 +	}
   1.946 +	SMD::Bone& bone = asBones[iBone];
   1.947 +
   1.948 +	bone.sAnim.asKeys.push_back(SMD::Bone::Animation::MatrixKey());
   1.949 +	SMD::Bone::Animation::MatrixKey& key = bone.sAnim.asKeys.back();
   1.950 +
   1.951 +	key.dTime = (double)iTime;
   1.952 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.x))
   1.953 +	{
   1.954 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.x");
   1.955 +		SMDI_PARSE_RETURN;
   1.956 +	}
   1.957 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.y))
   1.958 +	{
   1.959 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.y");
   1.960 +		SMDI_PARSE_RETURN;
   1.961 +	}
   1.962 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vPos.z))
   1.963 +	{
   1.964 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.pos.z");
   1.965 +		SMDI_PARSE_RETURN;
   1.966 +	}
   1.967 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.x))
   1.968 +	{
   1.969 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.x");
   1.970 +		SMDI_PARSE_RETURN;
   1.971 +	}
   1.972 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.y))
   1.973 +	{
   1.974 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.y");
   1.975 +		SMDI_PARSE_RETURN;
   1.976 +	}
   1.977 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vRot.z))
   1.978 +	{
   1.979 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing bone.rot.z");
   1.980 +		SMDI_PARSE_RETURN;
   1.981 +	}
   1.982 +	// build the transformation matrix of the key
   1.983 +	key.matrix.FromEulerAnglesXYZ(vRot.x,vRot.y,vRot.z);
   1.984 +	{
   1.985 +		aiMatrix4x4 mTemp;
   1.986 +		mTemp.a4 = vPos.x;
   1.987 +		mTemp.b4 = vPos.y;
   1.988 +		mTemp.c4 = vPos.z;
   1.989 +		key.matrix = key.matrix * mTemp;
   1.990 +	}
   1.991 +
   1.992 +	// go to the beginning of the next line
   1.993 +	SMDI_PARSE_RETURN;
   1.994 +}
   1.995 +
   1.996 +// ------------------------------------------------------------------------------------------------
   1.997 +// Parse a triangle
   1.998 +void SMDImporter::ParseTriangle(const char* szCurrent,
   1.999 +	const char** szCurrentOut)
  1.1000 +{
  1.1001 +	asTriangles.push_back(SMD::Face());
  1.1002 +	SMD::Face& face = asTriangles.back();
  1.1003 +	
  1.1004 +	if(!SkipSpaces(szCurrent,&szCurrent))
  1.1005 +	{
  1.1006 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing a triangle");
  1.1007 +		return;
  1.1008 +	}
  1.1009 +
  1.1010 +	// read the texture file name
  1.1011 +	const char* szLast = szCurrent;
  1.1012 +	while (!IsSpaceOrNewLine(*szCurrent++));
  1.1013 +
  1.1014 +	// ... and get the index that belongs to this file name
  1.1015 +	face.iTexture = GetTextureIndex(std::string(szLast,(uintptr_t)szCurrent-(uintptr_t)szLast));
  1.1016 +
  1.1017 +	SkipSpacesAndLineEnd(szCurrent,&szCurrent);
  1.1018 +
  1.1019 +	// load three vertices
  1.1020 +	for (unsigned int iVert = 0; iVert < 3;++iVert)
  1.1021 +	{
  1.1022 +		ParseVertex(szCurrent,&szCurrent,
  1.1023 +			face.avVertices[iVert]);
  1.1024 +	}
  1.1025 +	*szCurrentOut = szCurrent;
  1.1026 +}
  1.1027 +
  1.1028 +// ------------------------------------------------------------------------------------------------
  1.1029 +// Parse a float
  1.1030 +bool SMDImporter::ParseFloat(const char* szCurrent,
  1.1031 +	const char** szCurrentOut, float& out)
  1.1032 +{
  1.1033 +	if(!SkipSpaces(&szCurrent))
  1.1034 +		return false;
  1.1035 +
  1.1036 +	*szCurrentOut = fast_atoreal_move<float>(szCurrent,out);
  1.1037 +	return true;
  1.1038 +}
  1.1039 +
  1.1040 +// ------------------------------------------------------------------------------------------------
  1.1041 +// Parse an unsigned int
  1.1042 +bool SMDImporter::ParseUnsignedInt(const char* szCurrent,
  1.1043 +	const char** szCurrentOut, unsigned int& out)
  1.1044 +{
  1.1045 +	if(!SkipSpaces(&szCurrent))
  1.1046 +		return false;
  1.1047 +
  1.1048 +	out = strtoul10(szCurrent,szCurrentOut);
  1.1049 +	return true;
  1.1050 +}
  1.1051 +
  1.1052 +// ------------------------------------------------------------------------------------------------
  1.1053 +// Parse a signed int
  1.1054 +bool SMDImporter::ParseSignedInt(const char* szCurrent,
  1.1055 +	const char** szCurrentOut, int& out)
  1.1056 +{
  1.1057 +	if(!SkipSpaces(&szCurrent))
  1.1058 +		return false;
  1.1059 +
  1.1060 +	out = strtol10(szCurrent,szCurrentOut);
  1.1061 +	return true;
  1.1062 +}
  1.1063 +
  1.1064 +// ------------------------------------------------------------------------------------------------
  1.1065 +// Parse a vertex
  1.1066 +void SMDImporter::ParseVertex(const char* szCurrent,
  1.1067 +	const char** szCurrentOut, SMD::Vertex& vertex,
  1.1068 +	bool bVASection /*= false*/)
  1.1069 +{
  1.1070 +	if (SkipSpaces(&szCurrent) && IsLineEnd(*szCurrent))
  1.1071 +	{
  1.1072 +		SkipSpacesAndLineEnd(szCurrent,&szCurrent);
  1.1073 +		return ParseVertex(szCurrent,szCurrentOut,vertex,bVASection);
  1.1074 +	}
  1.1075 +	if(!ParseSignedInt(szCurrent,&szCurrent,(int&)vertex.iParentNode))
  1.1076 +	{
  1.1077 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.parent");
  1.1078 +		SMDI_PARSE_RETURN;
  1.1079 +	}
  1.1080 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.x))
  1.1081 +	{
  1.1082 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.x");
  1.1083 +		SMDI_PARSE_RETURN;
  1.1084 +	}
  1.1085 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.y))
  1.1086 +	{
  1.1087 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.y");
  1.1088 +		SMDI_PARSE_RETURN;
  1.1089 +	}
  1.1090 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.pos.z))
  1.1091 +	{
  1.1092 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.pos.z");
  1.1093 +		SMDI_PARSE_RETURN;
  1.1094 +	}
  1.1095 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.x))
  1.1096 +	{
  1.1097 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.x");
  1.1098 +		SMDI_PARSE_RETURN;
  1.1099 +	}
  1.1100 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.y))
  1.1101 +	{
  1.1102 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.y");
  1.1103 +		SMDI_PARSE_RETURN;
  1.1104 +	}
  1.1105 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.nor.z))
  1.1106 +	{
  1.1107 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.nor.z");
  1.1108 +		SMDI_PARSE_RETURN;
  1.1109 +	}
  1.1110 +
  1.1111 +	if (bVASection)SMDI_PARSE_RETURN;
  1.1112 +
  1.1113 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.uv.x))
  1.1114 +	{
  1.1115 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.uv.x");
  1.1116 +		SMDI_PARSE_RETURN;
  1.1117 +	}
  1.1118 +	if(!ParseFloat(szCurrent,&szCurrent,(float&)vertex.uv.y))
  1.1119 +	{
  1.1120 +		LogErrorNoThrow("Unexpected EOF/EOL while parsing vertex.uv.y");
  1.1121 +		SMDI_PARSE_RETURN;
  1.1122 +	}
  1.1123 +
  1.1124 +	// now read the number of bones affecting this vertex
  1.1125 +	// all elements from now are fully optional, we don't need them
  1.1126 +	unsigned int iSize = 0;
  1.1127 +	if(!ParseUnsignedInt(szCurrent,&szCurrent,iSize))SMDI_PARSE_RETURN;
  1.1128 +	vertex.aiBoneLinks.resize(iSize,std::pair<unsigned int, float>(0,0.0f));
  1.1129 +
  1.1130 +	for (std::vector<std::pair<unsigned int, float> >::iterator
  1.1131 +		i =  vertex.aiBoneLinks.begin();
  1.1132 +		i != vertex.aiBoneLinks.end();++i)
  1.1133 +	{
  1.1134 +		if(!ParseUnsignedInt(szCurrent,&szCurrent,(*i).first))
  1.1135 +			SMDI_PARSE_RETURN;
  1.1136 +		if(!ParseFloat(szCurrent,&szCurrent,(*i).second))
  1.1137 +			SMDI_PARSE_RETURN;
  1.1138 +	}
  1.1139 +
  1.1140 +	// go to the beginning of the next line
  1.1141 +	SMDI_PARSE_RETURN;
  1.1142 +}
  1.1143 +
  1.1144 +#endif // !! ASSIMP_BUILD_NO_SMD_IMPORTER