assimp/code/ASEParser.cpp

/*
---------------------------------------------------------------------------
Open Asset Import Library (assimp)
---------------------------------------------------------------------------

Copyright (c) 2006-2012, assimp team

All rights reserved.

Redistribution and use of this software in source and binary forms, 
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* Redistributions of source code must retain the above
  copyright notice, this list of conditions and the
  following disclaimer.

* Redistributions in binary form must reproduce the above
  copyright notice, this list of conditions and the
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  derived from this software without specific prior
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*/

/** @file  ASEParser.cpp
 *  @brief Implementation of the ASE parser class 
 */


#ifndef ASSIMP_BUILD_NO_ASE_IMPORTER

// internal headers
#include "TextureTransform.h"
#include "ASELoader.h"
#include "MaterialSystem.h"
#include "fast_atof.h"
#include "../include/assimp/DefaultLogger.hpp"

using namespace Assimp;
using namespace Assimp::ASE;


// ------------------------------------------------------------------------------------------------
// Begin an ASE parsing function

#define AI_ASE_PARSER_INIT() \
	int iDepth = 0;

// ------------------------------------------------------------------------------------------------
// Handle a "top-level" section in the file. EOF is no error in this case.

#define AI_ASE_HANDLE_TOP_LEVEL_SECTION() \
	else if ('{' == *filePtr)iDepth++; \
	else if ('}' == *filePtr) \
	{ \
		if (0 == --iDepth) \
		{ \
			++filePtr; \
			SkipToNextToken(); \
			return; \
		} \
	} \
	else if ('\0' == *filePtr) \
	{ \
		return; \
	} \
	if(IsLineEnd(*filePtr) && !bLastWasEndLine) \
	{ \
		++iLineNumber; \
		bLastWasEndLine = true; \
	} else bLastWasEndLine = false; \
	++filePtr; 

// ------------------------------------------------------------------------------------------------
// Handle a nested section in the file. EOF is an error in this case
// @param level "Depth" of the section
// @param msg Full name of the section (including the asterisk)

#define AI_ASE_HANDLE_SECTION(level, msg) \
	if ('{' == *filePtr)iDepth++; \
	else if ('}' == *filePtr) \
	{ \
		if (0 == --iDepth) \
		{ \
			++filePtr; \
			SkipToNextToken(); \
			return; \
		} \
	} \
	else if ('\0' == *filePtr) \
	{ \
		LogError("Encountered unexpected EOL while parsing a " msg \
		" chunk (Level " level ")"); \
	} \
	if(IsLineEnd(*filePtr) && !bLastWasEndLine) \
		{ \
		++iLineNumber; \
		bLastWasEndLine = true; \
	} else bLastWasEndLine = false; \
	++filePtr; 

// ------------------------------------------------------------------------------------------------
Parser::Parser (const char* szFile, unsigned int fileFormatDefault)
{
	ai_assert(NULL != szFile);
	filePtr = szFile;
	iFileFormat = fileFormatDefault;

	// make sure that the color values are invalid
	m_clrBackground.r = get_qnan();
	m_clrAmbient.r    = get_qnan();

	// setup some default values
	iLineNumber = 0;
	iFirstFrame = 0;
	iLastFrame = 0;
	iFrameSpeed = 30;        // use 30 as default value for this property
	iTicksPerFrame = 1;      // use 1 as default value for this property
	bLastWasEndLine = false; // need to handle \r\n seqs due to binary file mapping
}

// ------------------------------------------------------------------------------------------------
void Parser::LogWarning(const char* szWarn)
{
	ai_assert(NULL != szWarn);

	char szTemp[1024];
#if _MSC_VER >= 1400
	sprintf_s(szTemp,"Line %i: %s",iLineNumber,szWarn);
#else
	snprintf(szTemp,1024,"Line %i: %s",iLineNumber,szWarn);
#endif

	// output the warning to the logger ...
	DefaultLogger::get()->warn(szTemp);
}

// ------------------------------------------------------------------------------------------------
void Parser::LogInfo(const char* szWarn)
{
	ai_assert(NULL != szWarn);

	char szTemp[1024];
#if _MSC_VER >= 1400
	sprintf_s(szTemp,"Line %i: %s",iLineNumber,szWarn);
#else
	snprintf(szTemp,1024,"Line %i: %s",iLineNumber,szWarn);
#endif

	// output the information to the logger ...
	DefaultLogger::get()->info(szTemp);
}

// ------------------------------------------------------------------------------------------------
AI_WONT_RETURN void Parser::LogError(const char* szWarn)
{
	ai_assert(NULL != szWarn);

	char szTemp[1024];
#if _MSC_VER >= 1400
	sprintf_s(szTemp,"Line %i: %s",iLineNumber,szWarn);
#else
	snprintf(szTemp,1024,"Line %i: %s",iLineNumber,szWarn);
#endif

	// throw an exception
	throw DeadlyImportError(szTemp);
}

// ------------------------------------------------------------------------------------------------
bool Parser::SkipToNextToken()
{
	while (true)
	{
		char me = *filePtr;

		// increase the line number counter if necessary
		if (IsLineEnd(me) && !bLastWasEndLine)
		{
			++iLineNumber;
			bLastWasEndLine = true;
		}
		else bLastWasEndLine = false;
		if ('*' == me || '}' == me || '{' == me)return true;
		if ('\0' == me)return false;

		++filePtr;
	}
}

// ------------------------------------------------------------------------------------------------
bool Parser::SkipSection()
{
	// must handle subsections ...
	int iCnt = 0;
	while (true)
	{
		if ('}' == *filePtr)
		{
			--iCnt;
			if (0 == iCnt)
			{
				// go to the next valid token ...
				++filePtr;
				SkipToNextToken();
				return true;
			}
		}
		else if ('{' == *filePtr)
		{
			++iCnt;
		}
		else if ('\0' == *filePtr)
		{
			LogWarning("Unable to parse block: Unexpected EOF, closing bracket \'}\' was expected [#1]");	
			return false;
		}
		else if(IsLineEnd(*filePtr))++iLineNumber;
		++filePtr;
	}
}

// ------------------------------------------------------------------------------------------------
void Parser::Parse()
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Version should be 200. Validate this ...
			if (TokenMatch(filePtr,"3DSMAX_ASCIIEXPORT",18))
			{
				unsigned int fmt;
				ParseLV4MeshLong(fmt);

				if (fmt > 200)
				{
					LogWarning("Unknown file format version: *3DSMAX_ASCIIEXPORT should \
							   be <= 200");
				}
				// *************************************************************
				// - fmt will be 0 if we're unable to read the version number
				// there are some faulty files without a version number ...
				// in this case we'll guess the exact file format by looking
				// at the file extension (ASE, ASK, ASC)
				// *************************************************************

				if (fmt)iFileFormat = fmt;
				continue;
			}
			// main scene information
			if (TokenMatch(filePtr,"SCENE",5))
			{
				ParseLV1SceneBlock();
				continue;
			}
			// "group" - no implementation yet, in facte
			// we're just ignoring them for the moment
			if (TokenMatch(filePtr,"GROUP",5)) 
			{
				Parse();
				continue;
			}
			// material list
			if (TokenMatch(filePtr,"MATERIAL_LIST",13)) 
			{
				ParseLV1MaterialListBlock();
				continue;
			}
			// geometric object (mesh)
			if (TokenMatch(filePtr,"GEOMOBJECT",10)) 
				
			{
				m_vMeshes.push_back(Mesh());
				ParseLV1ObjectBlock(m_vMeshes.back());
				continue;
			}
			// helper object = dummy in the hierarchy
			if (TokenMatch(filePtr,"HELPEROBJECT",12)) 
				
			{
				m_vDummies.push_back(Dummy());
				ParseLV1ObjectBlock(m_vDummies.back());
				continue;
			}
			// light object
			if (TokenMatch(filePtr,"LIGHTOBJECT",11)) 
				
			{
				m_vLights.push_back(Light());
				ParseLV1ObjectBlock(m_vLights.back());
				continue;
			}
			// camera object
			if (TokenMatch(filePtr,"CAMERAOBJECT",12)) 
			{
				m_vCameras.push_back(Camera());
				ParseLV1ObjectBlock(m_vCameras.back());
				continue;
			}
			// comment - print it on the console
			if (TokenMatch(filePtr,"COMMENT",7)) 
			{
				std::string out = "<unknown>";
				ParseString(out,"*COMMENT");
				LogInfo(("Comment: " + out).c_str());
				continue;
			}
			// ASC bone weights
			if (AI_ASE_IS_OLD_FILE_FORMAT() && TokenMatch(filePtr,"MESH_SOFTSKINVERTS",18)) 
			{
				ParseLV1SoftSkinBlock();
			}
		}
		AI_ASE_HANDLE_TOP_LEVEL_SECTION();
	}
	return;
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1SoftSkinBlock()
{
	// TODO: fix line counting here

	// **************************************************************
	// The soft skin block is formatted differently. There are no
	// nested sections supported and the single elements aren't
	// marked by keywords starting with an asterisk.

	/** 
	FORMAT BEGIN

	*MESH_SOFTSKINVERTS {
	<nodename>
	<number of vertices>

	[for <number of vertices> times:]
		<number of weights>	[for <number of weights> times:] <bone name> <weight>
	}

	FORMAT END 
	*/
	// **************************************************************
	while (true)
	{
		if (*filePtr == '}'      )	{++filePtr;return;}
		else if (*filePtr == '\0')	return;
		else if (*filePtr == '{' )	++filePtr;

		else // if (!IsSpace(*filePtr) && !IsLineEnd(*filePtr))
		{
			ASE::Mesh* curMesh		= NULL;
			unsigned int numVerts	= 0;

			const char* sz = filePtr;
			while (!IsSpaceOrNewLine(*filePtr))++filePtr;

			const unsigned int diff = (unsigned int)(filePtr-sz);
			if (diff)
			{
				std::string name = std::string(sz,diff);
				for (std::vector<ASE::Mesh>::iterator it = m_vMeshes.begin();
					it != m_vMeshes.end(); ++it)
				{
					if ((*it).mName == name)
					{
						curMesh = & (*it);
						break;
					}
				}
				if (!curMesh)
				{
					LogWarning("Encountered unknown mesh in *MESH_SOFTSKINVERTS section");

					// Skip the mesh data - until we find a new mesh
					// or the end of the *MESH_SOFTSKINVERTS section
					while (true)
					{
						SkipSpacesAndLineEnd(&filePtr);
						if (*filePtr == '}')
							{++filePtr;return;}
						else if (!IsNumeric(*filePtr))
							break;

						SkipLine(&filePtr);
					}
				}
				else
				{
					SkipSpacesAndLineEnd(&filePtr);
					ParseLV4MeshLong(numVerts);

					// Reserve enough storage
					curMesh->mBoneVertices.reserve(numVerts);

					for (unsigned int i = 0; i < numVerts;++i)
					{
						SkipSpacesAndLineEnd(&filePtr);
						unsigned int numWeights;
						ParseLV4MeshLong(numWeights);

						curMesh->mBoneVertices.push_back(ASE::BoneVertex());
						ASE::BoneVertex& vert = curMesh->mBoneVertices.back();

						// Reserve enough storage
						vert.mBoneWeights.reserve(numWeights);

						for (unsigned int w = 0; w < numWeights;++w)
						{
							std::string bone;
							ParseString(bone,"*MESH_SOFTSKINVERTS.Bone");

							// Find the bone in the mesh's list
							std::pair<int,float> me;
							me.first = -1;
							
							for (unsigned int n = 0; n < curMesh->mBones.size();++n)
							{
								if (curMesh->mBones[n].mName == bone)
								{
									me.first = n;
									break;
								}
							}
							if (-1 == me.first)
							{
								// We don't have this bone yet, so add it to the list
								me.first = (int)curMesh->mBones.size();
								curMesh->mBones.push_back(ASE::Bone(bone));
							}
							ParseLV4MeshFloat( me.second );

							// Add the new bone weight to list
							vert.mBoneWeights.push_back(me);
						}
					}
				}
			}
		}
		++filePtr;
		SkipSpacesAndLineEnd(&filePtr);
	}
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1SceneBlock()
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"SCENE_BACKGROUND_STATIC",23)) 
				
			{
				// parse a color triple and assume it is really the bg color
				ParseLV4MeshFloatTriple( &m_clrBackground.r );
				continue;
			}
			if (TokenMatch(filePtr,"SCENE_AMBIENT_STATIC",20)) 
				
			{
				// parse a color triple and assume it is really the bg color
				ParseLV4MeshFloatTriple( &m_clrAmbient.r );
				continue;
			}
			if (TokenMatch(filePtr,"SCENE_FIRSTFRAME",16)) 
			{
				ParseLV4MeshLong(iFirstFrame);
				continue;
			}
			if (TokenMatch(filePtr,"SCENE_LASTFRAME",15))
			{
				ParseLV4MeshLong(iLastFrame);
				continue;
			}
			if (TokenMatch(filePtr,"SCENE_FRAMESPEED",16)) 
			{
				ParseLV4MeshLong(iFrameSpeed);
				continue;
			}
			if (TokenMatch(filePtr,"SCENE_TICKSPERFRAME",19))
			{
				ParseLV4MeshLong(iTicksPerFrame);
				continue;
			}
		}
		AI_ASE_HANDLE_TOP_LEVEL_SECTION();
	}
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1MaterialListBlock()
{
	AI_ASE_PARSER_INIT();

	unsigned int iMaterialCount = 0;
	unsigned int iOldMaterialCount = (unsigned int)m_vMaterials.size();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"MATERIAL_COUNT",14))
			{
				ParseLV4MeshLong(iMaterialCount);

				// now allocate enough storage to hold all materials
				m_vMaterials.resize(iOldMaterialCount+iMaterialCount);
				continue;
			}
			if (TokenMatch(filePtr,"MATERIAL",8))
			{
				unsigned int iIndex = 0;
				ParseLV4MeshLong(iIndex);

				if (iIndex >= iMaterialCount)
				{
					LogWarning("Out of range: material index is too large");
					iIndex = iMaterialCount-1;
				}

				// get a reference to the material
				Material& sMat = m_vMaterials[iIndex+iOldMaterialCount];
				// parse the material block
				ParseLV2MaterialBlock(sMat);
				continue;
			}
		}
		AI_ASE_HANDLE_TOP_LEVEL_SECTION();
	}
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2MaterialBlock(ASE::Material& mat)
{
	AI_ASE_PARSER_INIT();

	unsigned int iNumSubMaterials = 0;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"MATERIAL_NAME",13))
			{
				if (!ParseString(mat.mName,"*MATERIAL_NAME"))
					SkipToNextToken();
				continue;
			}
			// ambient material color
			if (TokenMatch(filePtr,"MATERIAL_AMBIENT",16))
			{
				ParseLV4MeshFloatTriple(&mat.mAmbient.r);
				continue;
			}
			// diffuse material color
			if (TokenMatch(filePtr,"MATERIAL_DIFFUSE",16) )
			{
				ParseLV4MeshFloatTriple(&mat.mDiffuse.r);
				continue;
			}
			// specular material color
			if (TokenMatch(filePtr,"MATERIAL_SPECULAR",17))
			{
				ParseLV4MeshFloatTriple(&mat.mSpecular.r);
				continue;
			}
			// material shading type
			if (TokenMatch(filePtr,"MATERIAL_SHADING",16))
			{
				if (TokenMatch(filePtr,"Blinn",5))
				{
					mat.mShading = Discreet3DS::Blinn;
				}
				else if (TokenMatch(filePtr,"Phong",5))
				{
					mat.mShading = Discreet3DS::Phong;
				}
				else if (TokenMatch(filePtr,"Flat",4))
				{
					mat.mShading = Discreet3DS::Flat;
				}
				else if (TokenMatch(filePtr,"Wire",4))
				{
					mat.mShading = Discreet3DS::Wire;
				}
				else
				{
					// assume gouraud shading
					mat.mShading = Discreet3DS::Gouraud;
					SkipToNextToken();
				}
				continue;
			}
			// material transparency
			if (TokenMatch(filePtr,"MATERIAL_TRANSPARENCY",21))
			{
				ParseLV4MeshFloat(mat.mTransparency);
				mat.mTransparency = 1.0f - mat.mTransparency;continue;
			}
			// material self illumination
			if (TokenMatch(filePtr,"MATERIAL_SELFILLUM",18))
			{
				float f = 0.0f;
				ParseLV4MeshFloat(f);

				mat.mEmissive.r = f;
				mat.mEmissive.g = f;
				mat.mEmissive.b = f;
				continue;
			}
			// material shininess
			if (TokenMatch(filePtr,"MATERIAL_SHINE",14) )
			{
				ParseLV4MeshFloat(mat.mSpecularExponent);
				mat.mSpecularExponent *= 15;
				continue;
			}
			// two-sided material
			if (TokenMatch(filePtr,"MATERIAL_TWOSIDED",17) )
			{
				mat.mTwoSided = true;
				continue;
			}
			// material shininess strength
			if (TokenMatch(filePtr,"MATERIAL_SHINESTRENGTH",22))
			{
				ParseLV4MeshFloat(mat.mShininessStrength);
				continue;
			}
			// diffuse color map
			if (TokenMatch(filePtr,"MAP_DIFFUSE",11))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexDiffuse);
				continue;
			}
			// ambient color map
			if (TokenMatch(filePtr,"MAP_AMBIENT",11))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexAmbient);
				continue;
			}
			// specular color map
			if (TokenMatch(filePtr,"MAP_SPECULAR",12))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexSpecular);
				continue;
			}
			// opacity map
			if (TokenMatch(filePtr,"MAP_OPACITY",11))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexOpacity);
				continue;
			}
			// emissive map
			if (TokenMatch(filePtr,"MAP_SELFILLUM",13))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexEmissive);
				continue;
			}
			// bump map
			if (TokenMatch(filePtr,"MAP_BUMP",8))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexBump);
			}
			// specular/shininess map
			if (TokenMatch(filePtr,"MAP_SHINESTRENGTH",17))
			{
				// parse the texture block
				ParseLV3MapBlock(mat.sTexShininess);
				continue;
			}
			// number of submaterials
			if (TokenMatch(filePtr,"NUMSUBMTLS",10))
			{
				ParseLV4MeshLong(iNumSubMaterials);

				// allocate enough storage
				mat.avSubMaterials.resize(iNumSubMaterials);
			}
			// submaterial chunks
			if (TokenMatch(filePtr,"SUBMATERIAL",11))
			{
			
				unsigned int iIndex = 0;
				ParseLV4MeshLong(iIndex);

				if (iIndex >= iNumSubMaterials)
				{
					LogWarning("Out of range: submaterial index is too large");
					iIndex = iNumSubMaterials-1;
				}

				// get a reference to the material
				Material& sMat = mat.avSubMaterials[iIndex];

				// parse the material block
				ParseLV2MaterialBlock(sMat);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("2","*MATERIAL");
	}
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MapBlock(Texture& map)
{
	AI_ASE_PARSER_INIT();

	// ***********************************************************
	// *BITMAP should not be there if *MAP_CLASS is not BITMAP,
	// but we need to expect that case ... if the path is
	// empty the texture won't be used later.
	// ***********************************************************
	bool parsePath = true; 
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			// type of map
			if (TokenMatch(filePtr,"MAP_CLASS" ,9))
			{
				std::string temp;
				if(!ParseString(temp,"*MAP_CLASS"))
					SkipToNextToken();
				if (temp != "Bitmap" && temp != "Normal Bump")
				{
					DefaultLogger::get()->warn("ASE: Skipping unknown map type: " + temp);
					parsePath = false; 
				}
				continue;
			}
			// path to the texture
			if (parsePath && TokenMatch(filePtr,"BITMAP" ,6))
			{
				if(!ParseString(map.mMapName,"*BITMAP"))
					SkipToNextToken();

				if (map.mMapName == "None")
				{
					// Files with 'None' as map name are produced by
					// an Maja to ASE exporter which name I forgot ..
					DefaultLogger::get()->warn("ASE: Skipping invalid map entry");
					map.mMapName = "";
				}

				continue;
			}
			// offset on the u axis
			if (TokenMatch(filePtr,"UVW_U_OFFSET" ,12))
			{
				ParseLV4MeshFloat(map.mOffsetU);
				continue;
			}
			// offset on the v axis
			if (TokenMatch(filePtr,"UVW_V_OFFSET" ,12))
			{
				ParseLV4MeshFloat(map.mOffsetV);
				continue;
			}
			// tiling on the u axis
			if (TokenMatch(filePtr,"UVW_U_TILING" ,12))
			{
				ParseLV4MeshFloat(map.mScaleU);
				continue;
			}
			// tiling on the v axis
			if (TokenMatch(filePtr,"UVW_V_TILING" ,12))
			{
				ParseLV4MeshFloat(map.mScaleV);
				continue;
			}
			// rotation around the z-axis
			if (TokenMatch(filePtr,"UVW_ANGLE" ,9))
			{
				ParseLV4MeshFloat(map.mRotation);
				continue;
			}
			// map blending factor
			if (TokenMatch(filePtr,"MAP_AMOUNT" ,10))
			{
				ParseLV4MeshFloat(map.mTextureBlend);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MAP_XXXXXX");
	}
	return;
}

// ------------------------------------------------------------------------------------------------
bool Parser::ParseString(std::string& out,const char* szName)
{
	char szBuffer[1024];
	if (!SkipSpaces(&filePtr))
	{

		sprintf(szBuffer,"Unable to parse %s block: Unexpected EOL",szName);
		LogWarning(szBuffer);
		return false;
	}
	// there must be '"'
	if ('\"' != *filePtr)
	{

		sprintf(szBuffer,"Unable to parse %s block: Strings are expected "
			"to be enclosed in double quotation marks",szName);
		LogWarning(szBuffer);
		return false;
	}
	++filePtr;
	const char* sz = filePtr;
	while (true)
	{
		if ('\"' == *sz)break;
		else if ('\0' == *sz)
		{			
			sprintf(szBuffer,"Unable to parse %s block: Strings are expected to "
				"be enclosed in double quotation marks but EOF was reached before "
				"a closing quotation mark was encountered",szName);
			LogWarning(szBuffer);
			return false;
		}
		sz++;
	}
	out = std::string(filePtr,(uintptr_t)sz-(uintptr_t)filePtr);
	filePtr = sz+1;
	return true;
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1ObjectBlock(ASE::BaseNode& node)
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// first process common tokens such as node name and transform
			// name of the mesh/node
			if (TokenMatch(filePtr,"NODE_NAME" ,9))
			{
				if(!ParseString(node.mName,"*NODE_NAME"))
					SkipToNextToken();
				continue;
			}
			// name of the parent of the node
			if (TokenMatch(filePtr,"NODE_PARENT" ,11) )
			{
				if(!ParseString(node.mParent,"*NODE_PARENT"))
					SkipToNextToken();
				continue;
			}
			// transformation matrix of the node
			if (TokenMatch(filePtr,"NODE_TM" ,7))
			{
				ParseLV2NodeTransformBlock(node);
				continue;
			}
			// animation data of the node
			if (TokenMatch(filePtr,"TM_ANIMATION" ,12))
			{
				ParseLV2AnimationBlock(node);
				continue;
			}

			if (node.mType == BaseNode::Light)
			{
				// light settings
				if (TokenMatch(filePtr,"LIGHT_SETTINGS" ,14))
				{
					ParseLV2LightSettingsBlock((ASE::Light&)node);
					continue;
				}
				// type of the light source
				if (TokenMatch(filePtr,"LIGHT_TYPE" ,10))
				{
					if (!ASSIMP_strincmp("omni",filePtr,4))
					{
						((ASE::Light&)node).mLightType = ASE::Light::OMNI;
					}
					else if (!ASSIMP_strincmp("target",filePtr,6))
					{
						((ASE::Light&)node).mLightType = ASE::Light::TARGET;
					}
					else if (!ASSIMP_strincmp("free",filePtr,4))
					{
						((ASE::Light&)node).mLightType = ASE::Light::FREE;
					}
					else if (!ASSIMP_strincmp("directional",filePtr,11))
					{
						((ASE::Light&)node).mLightType = ASE::Light::DIRECTIONAL;
					}
					else
					{
						LogWarning("Unknown kind of light source");
					}
					continue;
				}
			}
			else if (node.mType == BaseNode::Camera)
			{
				// Camera settings
				if (TokenMatch(filePtr,"CAMERA_SETTINGS" ,15))
				{
					ParseLV2CameraSettingsBlock((ASE::Camera&)node);
					continue;
				}
				else if (TokenMatch(filePtr,"CAMERA_TYPE" ,11))
				{
					if (!ASSIMP_strincmp("target",filePtr,6))
					{
						((ASE::Camera&)node).mCameraType = ASE::Camera::TARGET;
					}
					else if (!ASSIMP_strincmp("free",filePtr,4))
					{
						((ASE::Camera&)node).mCameraType = ASE::Camera::FREE;
					}
					else
					{
						LogWarning("Unknown kind of camera");
					}
					continue;
				}
			}
			else if (node.mType == BaseNode::Mesh)
			{
				// mesh data
				// FIX: Older files use MESH_SOFTSKIN
				if (TokenMatch(filePtr,"MESH" ,4) || 
					TokenMatch(filePtr,"MESH_SOFTSKIN",13))
				{
					ParseLV2MeshBlock((ASE::Mesh&)node);
					continue;
				}
				// mesh material index
				if (TokenMatch(filePtr,"MATERIAL_REF" ,12))
				{
					ParseLV4MeshLong(((ASE::Mesh&)node).iMaterialIndex);
					continue;
				}
			}
		}
		AI_ASE_HANDLE_TOP_LEVEL_SECTION();
	}
	return;
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2CameraSettingsBlock(ASE::Camera& camera)
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"CAMERA_NEAR" ,11))
			{
				ParseLV4MeshFloat(camera.mNear);
				continue;
			}
			if (TokenMatch(filePtr,"CAMERA_FAR" ,10))
			{
				ParseLV4MeshFloat(camera.mFar);
				continue;
			}
			if (TokenMatch(filePtr,"CAMERA_FOV" ,10))
			{
				ParseLV4MeshFloat(camera.mFOV);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("2","CAMERA_SETTINGS");
	}
	return;
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2LightSettingsBlock(ASE::Light& light)
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"LIGHT_COLOR" ,11))
			{
				ParseLV4MeshFloatTriple(&light.mColor.r);
				continue;
			}
			if (TokenMatch(filePtr,"LIGHT_INTENS" ,12))
			{
				ParseLV4MeshFloat(light.mIntensity);
				continue;
			}
			if (TokenMatch(filePtr,"LIGHT_HOTSPOT" ,13))
			{
				ParseLV4MeshFloat(light.mAngle);
				continue;
			}
			if (TokenMatch(filePtr,"LIGHT_FALLOFF" ,13))
			{
				ParseLV4MeshFloat(light.mFalloff);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("2","LIGHT_SETTINGS");
	}
	return;
}

// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2AnimationBlock(ASE::BaseNode& mesh)
{
	AI_ASE_PARSER_INIT();

	ASE::Animation* anim = &mesh.mAnim;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			if (TokenMatch(filePtr,"NODE_NAME" ,9))
			{
				std::string temp;
				if(!ParseString(temp,"*NODE_NAME"))
					SkipToNextToken();

				// If the name of the node contains .target it 
				// represents an animated camera or spot light
				// target.
				if (std::string::npos != temp.find(".Target"))
				{
					if  ((mesh.mType != BaseNode::Camera || ((ASE::Camera&)mesh).mCameraType != ASE::Camera::TARGET)  &&
						( mesh.mType != BaseNode::Light  || ((ASE::Light&)mesh).mLightType   != ASE::Light::TARGET))
					{   

						DefaultLogger::get()->error("ASE: Found target animation channel "
							"but the node is neither a camera nor a spot light");
						anim = NULL;
					}
					else anim = &mesh.mTargetAnim;
				}
				continue;
			}

			// position keyframes
			if (TokenMatch(filePtr,"CONTROL_POS_TRACK"  ,17)  ||
				TokenMatch(filePtr,"CONTROL_POS_BEZIER" ,18)  ||
				TokenMatch(filePtr,"CONTROL_POS_TCB"    ,15))
			{
				if (!anim)SkipSection();
				else ParseLV3PosAnimationBlock(*anim);
				continue;
			}
			// scaling keyframes
			if (TokenMatch(filePtr,"CONTROL_SCALE_TRACK"  ,19) ||
				TokenMatch(filePtr,"CONTROL_SCALE_BEZIER" ,20) ||
				TokenMatch(filePtr,"CONTROL_SCALE_TCB"    ,17))
			{
				if (!anim || anim == &mesh.mTargetAnim)
				{
					// Target animation channels may have no rotation channels
					DefaultLogger::get()->error("ASE: Ignoring scaling channel in target animation");
					SkipSection();
				}
				else ParseLV3ScaleAnimationBlock(*anim);
				continue;
			}
			// rotation keyframes
			if (TokenMatch(filePtr,"CONTROL_ROT_TRACK"  ,17) ||
				TokenMatch(filePtr,"CONTROL_ROT_BEZIER" ,18) ||
				TokenMatch(filePtr,"CONTROL_ROT_TCB"    ,15))
			{
				if (!anim || anim == &mesh.mTargetAnim)
				{
					// Target animation channels may have no rotation channels
					DefaultLogger::get()->error("ASE: Ignoring rotation channel in target animation");
					SkipSection();
				}
				else ParseLV3RotAnimationBlock(*anim);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("2","TM_ANIMATION");
	}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3ScaleAnimationBlock(ASE::Animation& anim)
{
	AI_ASE_PARSER_INIT();
	unsigned int iIndex;

	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			bool b = false;

			// For the moment we're just reading the three floats -
			// we ignore the <20>dditional information for bezier's and TCBs

			// simple scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_SCALE_SAMPLE" ,20))
			{
				b = true;
				anim.mScalingType = ASE::Animation::TRACK;
			}

			// Bezier scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_BEZIER_SCALE_KEY" ,24))
			{
				b = true;
				anim.mScalingType = ASE::Animation::BEZIER;
			}
			// TCB scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_TCB_SCALE_KEY" ,21))
			{
				b = true;
				anim.mScalingType = ASE::Animation::TCB;
			}
			if (b)
			{
				anim.akeyScaling.push_back(aiVectorKey());
				aiVectorKey& key = anim.akeyScaling.back();
				ParseLV4MeshFloatTriple(&key.mValue.x,iIndex);
				key.mTime = (double)iIndex;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*CONTROL_POS_TRACK");
	}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3PosAnimationBlock(ASE::Animation& anim)
{
	AI_ASE_PARSER_INIT();
	unsigned int iIndex;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			
			bool b = false;

			// For the moment we're just reading the three floats -
			// we ignore the <20>dditional information for bezier's and TCBs

			// simple scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_POS_SAMPLE" ,18))
			{
				b = true;
				anim.mPositionType = ASE::Animation::TRACK;
			}

			// Bezier scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_BEZIER_POS_KEY" ,22))
			{
				b = true;
				anim.mPositionType = ASE::Animation::BEZIER;
			}
			// TCB scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_TCB_POS_KEY" ,19))
			{
				b = true;
				anim.mPositionType = ASE::Animation::TCB;
			}
			if (b)
			{
				anim.akeyPositions.push_back(aiVectorKey());
				aiVectorKey& key = anim.akeyPositions.back();
				ParseLV4MeshFloatTriple(&key.mValue.x,iIndex);
				key.mTime = (double)iIndex;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*CONTROL_POS_TRACK");
	}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3RotAnimationBlock(ASE::Animation& anim)
{
	AI_ASE_PARSER_INIT();
	unsigned int iIndex;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			bool b = false;

			// For the moment we're just reading the  floats -
			// we ignore the <20>dditional information for bezier's and TCBs

			// simple scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_ROT_SAMPLE" ,18))
			{
				b = true;
				anim.mRotationType = ASE::Animation::TRACK;
			}

			// Bezier scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_BEZIER_ROT_KEY" ,22))
			{
				b = true;
				anim.mRotationType = ASE::Animation::BEZIER;
			}
			// TCB scaling keyframe
			if (TokenMatch(filePtr,"CONTROL_TCB_ROT_KEY" ,19))
			{
				b = true;
				anim.mRotationType = ASE::Animation::TCB;
			}
			if (b)
			{
				anim.akeyRotations.push_back(aiQuatKey());
				aiQuatKey& key = anim.akeyRotations.back();
				aiVector3D v;float f;
				ParseLV4MeshFloatTriple(&v.x,iIndex);
				ParseLV4MeshFloat(f);
				key.mTime = (double)iIndex;
				key.mValue = aiQuaternion(v,f);
			}
		}
		AI_ASE_HANDLE_SECTION("3","*CONTROL_ROT_TRACK");
	}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2NodeTransformBlock(ASE::BaseNode& mesh)
{
	AI_ASE_PARSER_INIT();
	int mode   = 0; 
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			// name of the node
			if (TokenMatch(filePtr,"NODE_NAME" ,9))
			{
				std::string temp;
				if(!ParseString(temp,"*NODE_NAME"))
					SkipToNextToken();

				std::string::size_type s;
				if (temp == mesh.mName)
				{
					mode = 1;
				}
				else if (std::string::npos != (s = temp.find(".Target")) &&
					mesh.mName == temp.substr(0,s))
				{
					// This should be either a target light or a target camera
					if ( (mesh.mType == BaseNode::Light &&  ((ASE::Light&)mesh) .mLightType  == ASE::Light::TARGET) ||
						 (mesh.mType == BaseNode::Camera && ((ASE::Camera&)mesh).mCameraType == ASE::Camera::TARGET))
					{
						mode = 2;
					}
					else DefaultLogger::get()->error("ASE: Ignoring target transform, "
						"this is no spot light or target camera");
				}
				else
				{
					DefaultLogger::get()->error("ASE: Unknown node transformation: " + temp);
					// mode = 0
				}
				continue;
			}
			if (mode)
			{
				// fourth row of the transformation matrix - and also the 
				// only information here that is interesting for targets
				if (TokenMatch(filePtr,"TM_ROW3" ,7))
				{
					ParseLV4MeshFloatTriple((mode == 1 ? mesh.mTransform[3] : &mesh.mTargetPosition.x));
					continue;
				}
				if (mode == 1)
				{
					// first row of the transformation matrix
					if (TokenMatch(filePtr,"TM_ROW0" ,7))
					{
						ParseLV4MeshFloatTriple(mesh.mTransform[0]);
						continue;
					}
					// second row of the transformation matrix
					if (TokenMatch(filePtr,"TM_ROW1" ,7))
					{
						ParseLV4MeshFloatTriple(mesh.mTransform[1]);
						continue;
					}
					// third row of the transformation matrix
					if (TokenMatch(filePtr,"TM_ROW2" ,7))
					{
						ParseLV4MeshFloatTriple(mesh.mTransform[2]);
						continue;
					}
					// inherited position axes
					if (TokenMatch(filePtr,"INHERIT_POS" ,11))
					{
						unsigned int aiVal[3];
						ParseLV4MeshLongTriple(aiVal);

						for (unsigned int i = 0; i < 3;++i)
							mesh.inherit.abInheritPosition[i] = aiVal[i] != 0;
						continue;
					}
					// inherited rotation axes
					if (TokenMatch(filePtr,"INHERIT_ROT" ,11))
					{
						unsigned int aiVal[3];
						ParseLV4MeshLongTriple(aiVal);

						for (unsigned int i = 0; i < 3;++i)
							mesh.inherit.abInheritRotation[i] = aiVal[i] != 0;
						continue;
					}
					// inherited scaling axes
					if (TokenMatch(filePtr,"INHERIT_SCL" ,11))
					{
						unsigned int aiVal[3];
						ParseLV4MeshLongTriple(aiVal);

						for (unsigned int i = 0; i < 3;++i)
							mesh.inherit.abInheritScaling[i] = aiVal[i] != 0;
						continue;
					}
				}
			}
		}
		AI_ASE_HANDLE_SECTION("2","*NODE_TM");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2MeshBlock(ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	unsigned int iNumVertices = 0;
	unsigned int iNumFaces = 0;
	unsigned int iNumTVertices = 0;
	unsigned int iNumTFaces = 0;
	unsigned int iNumCVertices = 0;
	unsigned int iNumCFaces = 0;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;
			// Number of vertices in the mesh
			if (TokenMatch(filePtr,"MESH_NUMVERTEX" ,14))
			{
				ParseLV4MeshLong(iNumVertices);
				continue;
			}
			// Number of texture coordinates in the mesh
			if (TokenMatch(filePtr,"MESH_NUMTVERTEX" ,15))
			{
				ParseLV4MeshLong(iNumTVertices);
				continue;
			}
			// Number of vertex colors in the mesh
			if (TokenMatch(filePtr,"MESH_NUMCVERTEX" ,15))
			{
				ParseLV4MeshLong(iNumCVertices);
				continue;
			}
			// Number of regular faces in the mesh
			if (TokenMatch(filePtr,"MESH_NUMFACES" ,13))
			{
				ParseLV4MeshLong(iNumFaces);
				continue;
			}
			// Number of UVWed faces in the mesh
			if (TokenMatch(filePtr,"MESH_NUMTVFACES" ,15))
			{
				ParseLV4MeshLong(iNumTFaces);
				continue;
			}
			// Number of colored faces in the mesh
			if (TokenMatch(filePtr,"MESH_NUMCVFACES" ,15))
			{
				ParseLV4MeshLong(iNumCFaces);
				continue;
			}
			// mesh vertex list block
			if (TokenMatch(filePtr,"MESH_VERTEX_LIST" ,16))
			{
				ParseLV3MeshVertexListBlock(iNumVertices,mesh);
				continue;
			}
			// mesh face list block
			if (TokenMatch(filePtr,"MESH_FACE_LIST" ,14))
			{
				ParseLV3MeshFaceListBlock(iNumFaces,mesh);
				continue;
			}
			// mesh texture vertex list block
			if (TokenMatch(filePtr,"MESH_TVERTLIST" ,14))
			{
				ParseLV3MeshTListBlock(iNumTVertices,mesh);
				continue;
			}
			// mesh texture face block
			if (TokenMatch(filePtr,"MESH_TFACELIST" ,14))
			{
				ParseLV3MeshTFaceListBlock(iNumTFaces,mesh);
				continue;
			}
			// mesh color vertex list block
			if (TokenMatch(filePtr,"MESH_CVERTLIST" ,14))
			{
				ParseLV3MeshCListBlock(iNumCVertices,mesh);
				continue;
			}
			// mesh color face block
			if (TokenMatch(filePtr,"MESH_CFACELIST" ,14))
			{
				ParseLV3MeshCFaceListBlock(iNumCFaces,mesh);
				continue;
			}
			// mesh normals
			if (TokenMatch(filePtr,"MESH_NORMALS" ,12))
			{
				ParseLV3MeshNormalListBlock(mesh);
				continue;
			}
			// another mesh UV channel ...
			if (TokenMatch(filePtr,"MESH_MAPPINGCHANNEL" ,19))
			{

				unsigned int iIndex = 0;
				ParseLV4MeshLong(iIndex);

				if (iIndex < 2)
				{
					LogWarning("Mapping channel has an invalid index. Skipping UV channel");
					// skip it ...
					SkipSection();
				}
				if (iIndex > AI_MAX_NUMBER_OF_TEXTURECOORDS)
				{
					LogWarning("Too many UV channels specified. Skipping channel ..");
					// skip it ...
					SkipSection();
				}
				else
				{
					// parse the mapping channel
					ParseLV3MappingChannel(iIndex-1,mesh);
				}
				continue;
			}
			// mesh animation keyframe. Not supported
			if (TokenMatch(filePtr,"MESH_ANIMATION" ,14))
			{
				
				LogWarning("Found *MESH_ANIMATION element in ASE/ASK file. "
					"Keyframe animation is not supported by Assimp, this element "
					"will be ignored");
				//SkipSection();
				continue;
			}
			if (TokenMatch(filePtr,"MESH_WEIGHTS" ,12))
			{
				ParseLV3MeshWeightsBlock(mesh);continue;
			}
		}
		AI_ASE_HANDLE_SECTION("2","*MESH");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshWeightsBlock(ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	unsigned int iNumVertices = 0, iNumBones = 0;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Number of bone vertices ...
			if (TokenMatch(filePtr,"MESH_NUMVERTEX" ,14))
			{
				ParseLV4MeshLong(iNumVertices);
				continue;
			}
			// Number of bones
			if (TokenMatch(filePtr,"MESH_NUMBONE" ,12))
			{
				ParseLV4MeshLong(iNumBones);
				continue;
			}
			// parse the list of bones
			if (TokenMatch(filePtr,"MESH_BONE_LIST" ,14))
			{
				ParseLV4MeshBones(iNumBones,mesh);
				continue;
			}
			// parse the list of bones vertices
			if (TokenMatch(filePtr,"MESH_BONE_VERTEX_LIST" ,21) )
			{
				ParseLV4MeshBonesVertices(iNumVertices,mesh);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_WEIGHTS");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshBones(unsigned int iNumBones,ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();
	mesh.mBones.resize(iNumBones);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Mesh bone with name ...
			if (TokenMatch(filePtr,"MESH_BONE_NAME" ,14))
			{
				// parse an index ...
				if(SkipSpaces(&filePtr))
				{
					unsigned int iIndex = strtoul10(filePtr,&filePtr);
					if (iIndex >= iNumBones)
					{
						LogWarning("Bone index is out of bounds");
						continue;
					}
					if (!ParseString(mesh.mBones[iIndex].mName,"*MESH_BONE_NAME"))						
						SkipToNextToken();
					continue;
				}
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_BONE_LIST");
	}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshBonesVertices(unsigned int iNumVertices,ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();
	mesh.mBoneVertices.resize(iNumVertices);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Mesh bone vertex
			if (TokenMatch(filePtr,"MESH_BONE_VERTEX" ,16))
			{
				// read the vertex index
				unsigned int iIndex = strtoul10(filePtr,&filePtr);
				if (iIndex >= mesh.mPositions.size())
				{
					iIndex = (unsigned int)mesh.mPositions.size()-1;
					LogWarning("Bone vertex index is out of bounds. Using the largest valid "
						"bone vertex index instead");
				}

				// --- ignored
				float afVert[3];
				ParseLV4MeshFloatTriple(afVert);

				std::pair<int,float> pairOut;
				while (true)
				{
					// first parse the bone index ...
					if (!SkipSpaces(&filePtr))break;
					pairOut.first = strtoul10(filePtr,&filePtr);

					// then parse the vertex weight
					if (!SkipSpaces(&filePtr))break;
					filePtr = fast_atoreal_move<float>(filePtr,pairOut.second);

					// -1 marks unused entries
					if (-1 != pairOut.first)
					{
						mesh.mBoneVertices[iIndex].mBoneWeights.push_back(pairOut);
					}
				}
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("4","*MESH_BONE_VERTEX");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshVertexListBlock(
	unsigned int iNumVertices, ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	// allocate enough storage in the array
	mesh.mPositions.resize(iNumVertices);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Vertex entry
			if (TokenMatch(filePtr,"MESH_VERTEX" ,11))
			{
				
				aiVector3D vTemp;
				unsigned int iIndex;
				ParseLV4MeshFloatTriple(&vTemp.x,iIndex);

				if (iIndex >= iNumVertices)
				{
					LogWarning("Invalid vertex index. It will be ignored");
				}
				else mesh.mPositions[iIndex] = vTemp;
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_VERTEX_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshFaceListBlock(unsigned int iNumFaces, ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	// allocate enough storage in the face array
	mesh.mFaces.resize(iNumFaces);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Face entry
			if (TokenMatch(filePtr,"MESH_FACE" ,9))
			{

				ASE::Face mFace;
				ParseLV4MeshFace(mFace);

				if (mFace.iFace >= iNumFaces)
				{
					LogWarning("Face has an invalid index. It will be ignored");
				}
				else mesh.mFaces[mFace.iFace] = mFace;
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_FACE_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshTListBlock(unsigned int iNumVertices,
	ASE::Mesh& mesh, unsigned int iChannel)
{
	AI_ASE_PARSER_INIT();

	// allocate enough storage in the array
	mesh.amTexCoords[iChannel].resize(iNumVertices);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Vertex entry
			if (TokenMatch(filePtr,"MESH_TVERT" ,10))
			{
				aiVector3D vTemp;
				unsigned int iIndex;
				ParseLV4MeshFloatTriple(&vTemp.x,iIndex);

				if (iIndex >= iNumVertices)
				{
					LogWarning("Tvertex has an invalid index. It will be ignored");
				}
				else mesh.amTexCoords[iChannel][iIndex] = vTemp;

				if (0.0f != vTemp.z)
				{
					// we need 3 coordinate channels
					mesh.mNumUVComponents[iChannel] = 3;
				}
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_TVERT_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshTFaceListBlock(unsigned int iNumFaces,
	ASE::Mesh& mesh, unsigned int iChannel)
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Face entry
			if (TokenMatch(filePtr,"MESH_TFACE" ,10))
			{
				unsigned int aiValues[3];
				unsigned int iIndex = 0;

				ParseLV4MeshLongTriple(aiValues,iIndex);
				if (iIndex >= iNumFaces || iIndex >= mesh.mFaces.size())
				{
					LogWarning("UV-Face has an invalid index. It will be ignored");
				}
				else
				{
					// copy UV indices
					mesh.mFaces[iIndex].amUVIndices[iChannel][0] = aiValues[0];
					mesh.mFaces[iIndex].amUVIndices[iChannel][1] = aiValues[1];
					mesh.mFaces[iIndex].amUVIndices[iChannel][2] = aiValues[2];
				}
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_TFACE_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MappingChannel(unsigned int iChannel, ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	unsigned int iNumTVertices = 0;
	unsigned int iNumTFaces = 0;
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Number of texture coordinates in the mesh
			if (TokenMatch(filePtr,"MESH_NUMTVERTEX" ,15))
			{
				ParseLV4MeshLong(iNumTVertices);
				continue;
			}
			// Number of UVWed faces in the mesh
			if (TokenMatch(filePtr,"MESH_NUMTVFACES" ,15))
			{
				ParseLV4MeshLong(iNumTFaces);
				continue;
			}
			// mesh texture vertex list block
			if (TokenMatch(filePtr,"MESH_TVERTLIST" ,14))
			{
				ParseLV3MeshTListBlock(iNumTVertices,mesh,iChannel);
				continue;
			}
			// mesh texture face block
			if (TokenMatch(filePtr,"MESH_TFACELIST" ,14))
			{
				ParseLV3MeshTFaceListBlock(iNumTFaces,mesh, iChannel);
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_MAPPING_CHANNEL");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshCListBlock(unsigned int iNumVertices, ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();

	// allocate enough storage in the array
	mesh.mVertexColors.resize(iNumVertices);
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Vertex entry
			if (TokenMatch(filePtr,"MESH_VERTCOL" ,12))
			{
				aiColor4D vTemp;
				vTemp.a = 1.0f;
				unsigned int iIndex;
				ParseLV4MeshFloatTriple(&vTemp.r,iIndex);

				if (iIndex >= iNumVertices)
				{
					LogWarning("Vertex color has an invalid index. It will be ignored");
				}
				else mesh.mVertexColors[iIndex] = vTemp;
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_CVERTEX_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshCFaceListBlock(unsigned int iNumFaces, ASE::Mesh& mesh)
{
	AI_ASE_PARSER_INIT();
	while (true)
	{
		if ('*' == *filePtr)
		{
			++filePtr;

			// Face entry
			if (TokenMatch(filePtr,"MESH_CFACE" ,11))
			{
				unsigned int aiValues[3];
				unsigned int iIndex = 0;

				ParseLV4MeshLongTriple(aiValues,iIndex);
				if (iIndex >= iNumFaces || iIndex >= mesh.mFaces.size())
				{
					LogWarning("UV-Face has an invalid index. It will be ignored");
				}
				else
				{
					// copy color indices
					mesh.mFaces[iIndex].mColorIndices[0] = aiValues[0];
					mesh.mFaces[iIndex].mColorIndices[1] = aiValues[1];
					mesh.mFaces[iIndex].mColorIndices[2] = aiValues[2];
				}
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_CFACE_LIST");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshNormalListBlock(ASE::Mesh& sMesh)
{
	AI_ASE_PARSER_INIT();

	// Allocate enough storage for the normals
	sMesh.mNormals.resize(sMesh.mFaces.size()*3,aiVector3D( 0.f, 0.f, 0.f ));
	unsigned int index, faceIdx = UINT_MAX;

	// FIXME: rewrite this and find out how to interpret the normals
	// correctly. This is crap.

	// Smooth the vertex and face normals together. The result
	// will be edgy then, but otherwise everything would be soft ...
	while (true)	{
		if ('*' == *filePtr)	{
			++filePtr;
			if (faceIdx != UINT_MAX && TokenMatch(filePtr,"MESH_VERTEXNORMAL",17))	{
				aiVector3D vNormal;
				ParseLV4MeshFloatTriple(&vNormal.x,index);
				if (faceIdx >=  sMesh.mFaces.size())
					continue;
					
				// Make sure we assign it to the correct face
				const ASE::Face& face = sMesh.mFaces[faceIdx];
				if (index == face.mIndices[0])
					index = 0;
				else if (index == face.mIndices[1])
					index = 1;
				else if (index == face.mIndices[2])
					index = 2;
				else	{
					DefaultLogger::get()->error("ASE: Invalid vertex index in MESH_VERTEXNORMAL section");
					continue;
				}
				// We'll renormalize later
				sMesh.mNormals[faceIdx*3+index] += vNormal;
				continue;
			}
			if (TokenMatch(filePtr,"MESH_FACENORMAL",15))	{
				aiVector3D vNormal;
				ParseLV4MeshFloatTriple(&vNormal.x,faceIdx);

				if (faceIdx >= sMesh.mFaces.size())	{
					DefaultLogger::get()->error("ASE: Invalid vertex index in MESH_FACENORMAL section");
					continue;
				}

				// We'll renormalize later
				sMesh.mNormals[faceIdx*3] += vNormal;
				sMesh.mNormals[faceIdx*3+1] += vNormal;
				sMesh.mNormals[faceIdx*3+2] += vNormal;
				continue;
			}
		}
		AI_ASE_HANDLE_SECTION("3","*MESH_NORMALS");
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFace(ASE::Face& out)
{	
	// skip spaces and tabs
	if(!SkipSpaces(&filePtr))
	{
		LogWarning("Unable to parse *MESH_FACE Element: Unexpected EOL [#1]");
		SkipToNextToken();
		return;
	}

	// parse the face index
	out.iFace = strtoul10(filePtr,&filePtr);

	// next character should be ':'
	if(!SkipSpaces(&filePtr))
	{
		// FIX: there are some ASE files which haven't got : here ....
		LogWarning("Unable to parse *MESH_FACE Element: Unexpected EOL. \':\' expected [#2]");
		SkipToNextToken();
		return;
	}
	// FIX: There are some ASE files which haven't got ':' here 
	if(':' == *filePtr)++filePtr;

	// Parse all mesh indices
	for (unsigned int i = 0; i < 3;++i)
	{
		unsigned int iIndex = 0;
		if(!SkipSpaces(&filePtr))
		{
			LogWarning("Unable to parse *MESH_FACE Element: Unexpected EOL");
			SkipToNextToken();
			return;
		}
		switch (*filePtr)
		{
		case 'A':
		case 'a':
			break;
		case 'B':
		case 'b':
			iIndex = 1;
			break;
		case 'C':
		case 'c':
			iIndex = 2;
			break;
		default: 
			LogWarning("Unable to parse *MESH_FACE Element: Unexpected EOL. "
				"A,B or C expected [#3]");
			SkipToNextToken();
			return;
		};
		++filePtr;

		// next character should be ':'
		if(!SkipSpaces(&filePtr) || ':' != *filePtr)
		{
			LogWarning("Unable to parse *MESH_FACE Element: "
				"Unexpected EOL. \':\' expected [#2]");
			SkipToNextToken();
			return;
		}

		++filePtr;
		if(!SkipSpaces(&filePtr))
		{
			LogWarning("Unable to parse *MESH_FACE Element: Unexpected EOL. "
				"Vertex index ecpected [#4]");
			SkipToNextToken();
			return;
		}
		out.mIndices[iIndex] = strtoul10(filePtr,&filePtr);
	}

	// now we need to skip the AB, BC, CA blocks. 
	while (true)
	{
		if ('*' == *filePtr)break;
		if (IsLineEnd(*filePtr))
		{
			//iLineNumber++;
			return;
		}
		filePtr++;
	}

	// parse the smoothing group of the face
	if (TokenMatch(filePtr,"*MESH_SMOOTHING",15))
	{
		if(!SkipSpaces(&filePtr))
		{
			LogWarning("Unable to parse *MESH_SMOOTHING Element: "
				"Unexpected EOL. Smoothing group(s) expected [#5]");
			SkipToNextToken();
			return;
		}
		
		// Parse smoothing groups until we don't anymore see commas
		// FIX: There needn't always be a value, sad but true
		while (true)
		{
			if (*filePtr < '9' && *filePtr >= '0')
			{
				out.iSmoothGroup |= (1 << strtoul10(filePtr,&filePtr));
			}
			SkipSpaces(&filePtr);
			if (',' != *filePtr)
			{
				break;
			}
			++filePtr;
			SkipSpaces(&filePtr);
		}
	}

	// *MESH_MTLID  is optional, too
	while (true)
	{
		if ('*' == *filePtr)break;
		if (IsLineEnd(*filePtr))
		{
			return;
		}
		filePtr++;
	}

	if (TokenMatch(filePtr,"*MESH_MTLID",11))
	{
		if(!SkipSpaces(&filePtr))
		{
			LogWarning("Unable to parse *MESH_MTLID Element: Unexpected EOL. "
				"Material index expected [#6]");
			SkipToNextToken();
			return;
		}
		out.iMaterial = strtoul10(filePtr,&filePtr);
	}
	return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLongTriple(unsigned int* apOut)
{
	ai_assert(NULL != apOut);

	for (unsigned int i = 0; i < 3;++i)
		ParseLV4MeshLong(apOut[i]);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLongTriple(unsigned int* apOut, unsigned int& rIndexOut)
{
	ai_assert(NULL != apOut);

	// parse the index
	ParseLV4MeshLong(rIndexOut);

	// parse the three others
	ParseLV4MeshLongTriple(apOut);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloatTriple(float* apOut, unsigned int& rIndexOut)
{
	ai_assert(NULL != apOut);

	// parse the index
	ParseLV4MeshLong(rIndexOut);
	
	// parse the three others
	ParseLV4MeshFloatTriple(apOut);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloatTriple(float* apOut)
{
	ai_assert(NULL != apOut);

	for (unsigned int i = 0; i < 3;++i)
		ParseLV4MeshFloat(apOut[i]);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloat(float& fOut)
{
	// skip spaces and tabs
	if(!SkipSpaces(&filePtr))
	{
		// LOG 
		LogWarning("Unable to parse float: unexpected EOL [#1]");
		fOut = 0.0f;
		++iLineNumber;
		return;
	}
	// parse the first float
	filePtr = fast_atoreal_move<float>(filePtr,fOut);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLong(unsigned int& iOut)
{
	// Skip spaces and tabs
	if(!SkipSpaces(&filePtr))
	{
		// LOG 
		LogWarning("Unable to parse long: unexpected EOL [#1]");
		iOut = 0;
		++iLineNumber;
		return;
	}
	// parse the value
	iOut = strtoul10(filePtr,&filePtr);
}

#endif // !! ASSIMP_BUILD_NO_BASE_IMPORTER