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assimp/code/ASEParser.cpp

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/*
---------------------------------------------------------------------------
Open Asset Import Library (ASSIMP)
---------------------------------------------------------------------------
Copyright (c) 2006-2008, ASSIMP Development Team
All rights reserved.
Redistribution and use of this software in source and binary forms,
with or without modification, are permitted provided that the following
conditions are met:
* 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
following disclaimer in the documentation and/or other
materials provided with the distribution.
* Neither the name of the ASSIMP team, nor the names of its
contributors may be used to endorse or promote products
derived from this software without specific prior
written permission of the ASSIMP Development Team.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
---------------------------------------------------------------------------
*/
/** @file Implementation of the ASE parser class */
#include "ASELoader.h"
#include "MaterialSystem.h"
#include "../include/DefaultLogger.h"
#include "fast_atof.h"
#include "../include/IOStream.h"
#include "../include/IOSystem.h"
#include "../include/aiMesh.h"
#include "../include/aiScene.h"
#include "../include/aiAssert.h"
#include <boost/scoped_ptr.hpp>
using namespace Assimp;
using namespace Assimp::ASE;
#if (defined BLUBB)
# undef BLUBB
#endif
#define BLUBB(_message_) \
{this->LogError(_message_);return;}
// ------------------------------------------------------------------------------------------------
Parser::Parser (const char* szFile)
{
ai_assert(NULL != szFile);
this->m_szFile = szFile;
// makre sure that the color values are invalid
this->m_clrBackground.r = std::numeric_limits<float>::quiet_NaN();
this->m_clrAmbient.r = std::numeric_limits<float>::quiet_NaN();
this->iLineNumber = 0;
}
// ------------------------------------------------------------------------------------------------
void Parser::LogWarning(const char* szWarn)
{
ai_assert(NULL != szWarn);
ai_assert(strlen(szWarn) < 950);
char szTemp[1024];
sprintf(szTemp,"Line %i: %s",this->iLineNumber,szWarn);
// output the warning to the logger ...
DefaultLogger::get()->warn(szTemp);
}
// ------------------------------------------------------------------------------------------------
void Parser::LogError(const char* szWarn)
{
ai_assert(NULL != szWarn);
ai_assert(strlen(szWarn) < 950);
char szTemp[1024];
sprintf(szTemp,"Line %i: %s",this->iLineNumber,szWarn);
// throw an exception
throw new ImportErrorException(szTemp);
}
// ------------------------------------------------------------------------------------------------
bool Parser::SkipToNextToken()
{
while (true)
{
if ('*' == *this->m_szFile || '}' == *this->m_szFile || '{' == *this->m_szFile)return true;
if ('\0' == *this->m_szFile)return false;
++this->m_szFile;
}
}
// ------------------------------------------------------------------------------------------------
bool Parser::SkipOpeningBracket()
{
if (!SkipSpaces(this->m_szFile,&this->m_szFile))return false;
if ('{' != *this->m_szFile)
{
this->LogWarning("Unable to parse block: Unexpected character, \'{\' expected [#1]");
return false;
}
this->SkipToNextToken();
return true;
}
// ------------------------------------------------------------------------------------------------
bool Parser::SkipSection()
{
// must handle subsections ...
int iCnt = 0;
while (true)
{
if ('}' == *this->m_szFile)
{
--iCnt;
if (0 == iCnt)
{
// go to the next valid token ...
++this->m_szFile;
this->SkipToNextToken();
return true;
}
}
else if ('{' == *this->m_szFile)
{
++iCnt;
}
else if ('\0' == *this->m_szFile)
{
this->LogWarning("Unable to parse block: Unexpected EOF, closing bracket \'}\' was expected [#1]");
return false;
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
}
// ------------------------------------------------------------------------------------------------
void Parser::Parse()
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// version should be 200. Validate this ...
if (0 == strncmp(this->m_szFile,"*3DSMAX_ASCIIEXPORT",19) &&
IsSpaceOrNewLine(*(this->m_szFile+19)))
{
this->m_szFile+=20;
unsigned int iVersion;
this->ParseLV4MeshLong(iVersion);
if (200 != iVersion)
{
this->LogWarning("Unknown file format version: *3DSMAX_ASCIIEXPORT should \
be 200. Continuing happily ...");
}
}
// main scene information
if (0 == strncmp(this->m_szFile,"*SCENE",6) &&
IsSpaceOrNewLine(*(this->m_szFile+6)))
{
this->m_szFile+=7;
this->ParseLV1SceneBlock();
}
// material list
if (0 == strncmp(this->m_szFile,"*MATERIAL_LIST",14) &&
IsSpaceOrNewLine(*(this->m_szFile+14)))
{
this->m_szFile+=15;
this->ParseLV1MaterialListBlock();
}
// geometric object (mesh)
if (0 == strncmp(this->m_szFile,"*GEOMOBJECT",11) &&
IsSpaceOrNewLine(*(this->m_szFile+11)))
{
this->m_szFile+=12;
this->m_vMeshes.push_back(Mesh());
this->ParseLV1GeometryObjectBlock(this->m_vMeshes.back());
}
// ignore comments, lights and cameras
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
if ('\0' == *this->m_szFile)
{
// END OF FILE ... why not?
return;
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1SceneBlock()
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
if (0 == strncmp(this->m_szFile,"*SCENE_BACKGROUND_STATIC",24) &&
IsSpaceOrNewLine(*(this->m_szFile+24)))
{
this->m_szFile+=25;
// parse a color triple and assume it is really the bg color
this->ParseLV4MeshFloatTriple( &this->m_clrBackground.r );
}
if (0 == strncmp(this->m_szFile,"*SCENE_AMBIENT_STATIC",21) &&
IsSpaceOrNewLine(*(this->m_szFile+21)))
{
this->m_szFile+=22;
// parse a color triple and assume it is really the bg color
this->ParseLV4MeshFloatTriple( &this->m_clrAmbient.r );
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... why not?
return;
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1MaterialListBlock()
{
int iDepth = 0;
unsigned int iMaterialCount = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
if (0 == strncmp(this->m_szFile,"*MATERIAL_COUNT",15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->ParseLV4MeshLong(iMaterialCount);
// now allocate enough storage to hold all materials
this->m_vMaterials.resize(iMaterialCount);
}
if (0 == strncmp(this->m_szFile,"*MATERIAL",9) &&
IsSpaceOrNewLine(*(this->m_szFile+9)))
{
this->m_szFile+=10;
unsigned int iIndex = 0;
this->ParseLV4MeshLong(iIndex);
if (iIndex >= iMaterialCount)
{
this->LogWarning("Out of range: material index is too large");
iIndex = iMaterialCount-1;
}
// get a reference to the material
Material& sMat = this->m_vMaterials[iIndex];
// skip the '{'
this->SkipOpeningBracket();
// parse the material block
this->ParseLV2MaterialBlock(sMat);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... why not?
return;
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2MaterialBlock(ASE::Material& mat)
{
int iDepth = 0;
unsigned int iNumSubMaterials = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
if (0 == strncmp(this->m_szFile,"*MATERIAL_NAME",14) &&
IsSpaceOrNewLine(*(this->m_szFile+14)))
{
this->m_szFile+=15;
// NOTE: The name could also be the texture in some cases
// be prepared that this might occur ...
if (!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *MATERIAL_NAME block: Unexpected EOL")
const char* sz = this->m_szFile;
while (!IsSpaceOrNewLine(*sz))sz++;
mat.mName = std::string(this->m_szFile,(uintptr_t)sz-(uintptr_t)this->m_szFile);
this->m_szFile = sz;
}
// ambient material color
if (0 == strncmp(this->m_szFile,"*MATERIAL_AMBIENT",17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
this->ParseLV4MeshFloatTriple(&mat.mAmbient.r);
}
// diffuse material color
if (0 == strncmp(this->m_szFile,"*MATERIAL_DIFFUSE",17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
this->ParseLV4MeshFloatTriple(&mat.mDiffuse.r);
}
// specular material color
if (0 == strncmp(this->m_szFile,"*MATERIAL_SPECULAR",18) &&
IsSpaceOrNewLine(*(this->m_szFile+18)))
{
this->m_szFile+=19;
this->ParseLV4MeshFloatTriple(&mat.mSpecular.r);
}
// material shading type
if (0 == strncmp(this->m_szFile,"*MATERIAL_SHADING",17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
if (0 == strncmp(this->m_szFile,"Blinn",5) &&
IsSpaceOrNewLine(*(this->m_szFile+5)))
{
mat.mShading = Dot3DSFile::Blinn;
this->m_szFile+=6;
}
else if (0 == strncmp(this->m_szFile,"Phong",5) &&
IsSpaceOrNewLine(*(this->m_szFile+5)))
{
mat.mShading = Dot3DSFile::Phong;
this->m_szFile+=6;
}
else if (0 == strncmp(this->m_szFile,"Flat",4) &&
IsSpaceOrNewLine(*(this->m_szFile+4)))
{
mat.mShading = Dot3DSFile::Flat;
this->m_szFile+=5;
}
else if (0 == strncmp(this->m_szFile,"Wire",4) &&
IsSpaceOrNewLine(*(this->m_szFile+4)))
{
mat.mShading = Dot3DSFile::Wire;
this->m_szFile+=5;
}
else
{
// assume gouraud shading
mat.mShading = Dot3DSFile::Gouraud;
this->SkipToNextToken();
}
}
// material transparency
if (0 == strncmp(this->m_szFile,"*MATERIAL_TRANSPARENCY",22) &&
IsSpaceOrNewLine(*(this->m_szFile+22)))
{
this->m_szFile+=23;
this->ParseLV4MeshFloat(mat.mTransparency);
mat.mTransparency = 1.0f - mat.mTransparency;
}
// material self illumination
if (0 == strncmp(this->m_szFile,"*MATERIAL_SELFILLUM",19) &&
IsSpaceOrNewLine(*(this->m_szFile+19)))
{
this->m_szFile+=20;
float f = 0.0f;
this->ParseLV4MeshFloat(f);
mat.mEmissive.r = f;
mat.mEmissive.g = f;
mat.mEmissive.b = f;
}
// material shininess
if (0 == strncmp(this->m_szFile,"*MATERIAL_SHINE",15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->ParseLV4MeshFloat(mat.mSpecularExponent);
mat.mSpecularExponent *= 15;
}
// material shininess strength
if (0 == strncmp(this->m_szFile,"*MATERIAL_SHINESTRENGTH",23) &&
IsSpaceOrNewLine(*(this->m_szFile+23)))
{
this->m_szFile+=24;
this->ParseLV4MeshFloat(mat.mShininessStrength);
}
// diffuse color map
if (0 == strncmp(this->m_szFile,"*MAP_DIFFUSE",12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexDiffuse);
}
// ambient color map
if (0 == strncmp(this->m_szFile,"*MAP_AMBIENT",12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexAmbient);
}
// specular color map
if (0 == strncmp(this->m_szFile,"*MAP_SPECULAR",13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexSpecular);
}
// opacity map
if (0 == strncmp(this->m_szFile,"*MAP_OPACITY",12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexOpacity);
}
// emissive map
if (0 == strncmp(this->m_szFile,"*MAP_SELFILLUM",14) &&
IsSpaceOrNewLine(*(this->m_szFile+14)))
{
this->m_szFile+=15;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexEmissive);
}
// bump map
if (0 == strncmp(this->m_szFile,"*MAP_BUMP",9) &&
IsSpaceOrNewLine(*(this->m_szFile+9)))
{
this->m_szFile+=10;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexBump);
}
// specular/shininess map
if (0 == strncmp(this->m_szFile,"*MAP_SHINE",10) &&
IsSpaceOrNewLine(*(this->m_szFile+10)))
{
this->m_szFile+=11;
// skip the opening bracket
this->SkipOpeningBracket();
// parse the texture block
this->ParseLV3MapBlock(mat.sTexShininess);
}
// number of submaterials
if (0 == strncmp(this->m_szFile,"*NUMSUBMTLS",11) &&
IsSpaceOrNewLine(*(this->m_szFile+11)))
{
this->m_szFile+=12;
this->ParseLV4MeshLong(iNumSubMaterials);
// allocate enough storage
mat.avSubMaterials.resize(iNumSubMaterials);
}
// submaterial chunks
if (0 == strncmp(this->m_szFile,"*SUBMATERIAL",12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
unsigned int iIndex = 0;
this->ParseLV4MeshLong(iIndex);
if (iIndex >= iNumSubMaterials)
{
this->LogWarning("Out of range: submaterial index is too large");
iIndex = iNumSubMaterials-1;
}
// get a reference to the material
Material& sMat = mat.avSubMaterials[iIndex];
// skip the '{'
this->SkipOpeningBracket();
// parse the material block
this->ParseLV2MaterialBlock(sMat);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level2 block, this can't be
BLUBB("Unable to finish parsing a lv2 material block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MapBlock(Texture& map)
{
int iDepth = 0;
unsigned int iNumSubMaterials = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// path to the texture
if (0 == strncmp(this->m_szFile,"*BITMAP" ,7) &&
IsSpaceOrNewLine(*(this->m_szFile+7)))
{
this->m_szFile+=8;
// NOTE: The name could also be the texture in some cases
// be prepared that this might occur ...
if (!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *BITMAP block: Unexpected EOL")
// there must be "
if ('\"' != *this->m_szFile)
BLUBB("Unable to parse *BITMAP block: Path is expected to be enclosed in double quotation marks")
++this->m_szFile;
const char* sz = this->m_szFile;
while (true)
{
if ('\"' == *sz)break;
else if ('\0' == sz)
{
BLUBB("Unable to parse *BITMAP block: Path is expected to be enclosed in double quotation marks \
but EOF was reached before a closing quotation mark was found")
}
sz++;
}
map.mMapName = std::string(this->m_szFile,(uintptr_t)sz-(uintptr_t)this->m_szFile);
this->m_szFile = sz;
}
// offset on the u axis
if (0 == strncmp(this->m_szFile,"*UVW_U_OFFSET" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshFloat(map.mOffsetU);
}
// offset on the v axis
if (0 == strncmp(this->m_szFile,"*UVW_V_OFFSET" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshFloat(map.mOffsetV);
}
// tiling on the u axis
if (0 == strncmp(this->m_szFile,"*UVW_U_TILING" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshFloat(map.mScaleU);
}
// tiling on the v axis
if (0 == strncmp(this->m_szFile,"*UVW_V_TILING" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshFloat(map.mScaleV);
}
// rotation around the z-axis
if (0 == strncmp(this->m_szFile,"*UVW_ANGLE" ,10) &&
IsSpaceOrNewLine(*(this->m_szFile+10)))
{
this->m_szFile+=11;
this->ParseLV4MeshFloat(map.mRotation);
}
// map blending factor
if (0 == strncmp(this->m_szFile,"*MAP_AMOUNT" ,11) &&
IsSpaceOrNewLine(*(this->m_szFile+11)))
{
this->m_szFile+=12;
this->ParseLV4MeshFloat(map.mTextureBlend);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing a lv3 map block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
bool Parser::ParseString(std::string& out,const char* szName)
{
char szBuffer[1024];
ai_assert(strlen(szName < 750));
// NOTE: The name could also be the texture in some cases
// be prepared that this might occur ...
if (!SkipSpaces(this->m_szFile,&this->m_szFile))
{
sprintf(szBuffer,"Unable to parse %s block: Unexpected EOL",szName);
this->LogWarning(szBuffer);
return false;
}
// there must be "
if ('\"' != *this->m_szFile)
{
sprintf(szBuffer,"Unable to parse %s block: String is expected "
"to be enclosed in double quotation marks",szName);
this->LogWarning(szBuffer);
return false;
}
++this->m_szFile;
const char* sz = this->m_szFile;
while (true)
{
if ('\"' == *sz)break;
else if ('\0' == sz)
{
sprintf(szBuffer,"Unable to parse %s block: String is expected to be "
"enclosed in double quotation marks but EOF was reached before a closing "
"quotation mark was found",szName);
this->LogWarning(szBuffer);
return false;
}
sz++;
}
out = std::string(this->m_szFile,(uintptr_t)sz-(uintptr_t)this->m_szFile);
this->m_szFile = sz;
return true;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV1GeometryObjectBlock(ASE::Mesh& mesh)
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// name of the mesh/node
if (0 == strncmp(this->m_szFile,"*NODE_NAME" ,10) &&
IsSpaceOrNewLine(*(this->m_szFile+10)))
{
this->m_szFile+=11;
if(!this->ParseString(mesh.mName,"*NODE_NAME"))
{
this->SkipToNextToken();
continue;
}
}
// name of the parent of the node
if (0 == strncmp(this->m_szFile,"*NODE_PARENT" ,12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
if(!this->ParseString(mesh.mParent,"*NODE_PARENT"))
{
this->SkipToNextToken();
continue;
}
}
// transformation matrix of the node
if (0 == strncmp(this->m_szFile,"*NODE_TM" ,8) &&
IsSpaceOrNewLine(*(this->m_szFile+8)))
{
this->m_szFile+=9;
this->ParseLV2NodeTransformBlock(mesh);
}
// mesh data
if (0 == strncmp(this->m_szFile,"*MESH" ,5) &&
IsSpaceOrNewLine(*(this->m_szFile+5)))
{
this->m_szFile+=6;
this->ParseLV2MeshBlock(mesh);
}
// mesh material index
else if (0 == strncmp(this->m_szFile,"*MATERIAL_REF" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshLong(mesh.iMaterialIndex);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level1 block, this can be
return;
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2NodeTransformBlock(ASE::Mesh& mesh)
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// first row of the transformation matrix
if (0 == strncmp(this->m_szFile,"*TM_ROW0" ,8) &&
IsSpaceOrNewLine(*(this->m_szFile+8)))
{
this->m_szFile+=9;
this->ParseLV4MeshFloatTriple(mesh.mTransform[0]);
}
// second row of the transformation matrix
if (0 == strncmp(this->m_szFile,"*TM_ROW1" ,8) &&
IsSpaceOrNewLine(*(this->m_szFile+8)))
{
this->m_szFile+=9;
this->ParseLV4MeshFloatTriple(mesh.mTransform[1]);
}
// third row of the transformation matrix
if (0 == strncmp(this->m_szFile,"*TM_ROW2" ,8) &&
IsSpaceOrNewLine(*(this->m_szFile+8)))
{
this->m_szFile+=9;
this->ParseLV4MeshFloatTriple(mesh.mTransform[2]);
}
// fourth row of the transformation matrix
if (0 == strncmp(this->m_szFile,"*TM_ROW3" ,8) &&
IsSpaceOrNewLine(*(this->m_szFile+8)))
{
this->m_szFile+=9;
this->ParseLV4MeshFloatTriple(mesh.mTransform[3]);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level2 block, this can't be
BLUBB("Unable to finish parsing a lv2 node transform block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV2MeshBlock(ASE::Mesh& mesh)
{
unsigned int iNumVertices = 0;
unsigned int iNumFaces = 0;
unsigned int iNumTVertices = 0;
unsigned int iNumTFaces = 0;
unsigned int iNumCVertices = 0;
unsigned int iNumCFaces = 0;
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Number of vertices in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMVERTEX" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->ParseLV4MeshLong(iNumVertices);
}
// Number of texture coordinates in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMTVERTEX" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumTVertices);
}
// Number of vertex colors in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMCVERTEX" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumCVertices);
}
// Number of regular faces in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMFACES" ,14) &&
IsSpaceOrNewLine(*(this->m_szFile+14)))
{
this->m_szFile+=15;
this->ParseLV4MeshLong(iNumFaces);
}
// Number of UVWed faces in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMTVFACES" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumTFaces);
}
// Number of colored faces in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMCVFACES" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumCFaces);
}
// mesh vertex list block
if (0 == strncmp(this->m_szFile,"*MESH_VERTEX_LIST" ,17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
this->ParseLV3MeshVertexListBlock(iNumVertices,mesh);
}
// mesh face list block
if (0 == strncmp(this->m_szFile,"*MESH_FACE_LIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshFaceListBlock(iNumFaces,mesh);
}
// mesh texture vertex list block
if (0 == strncmp(this->m_szFile,"*MESH_TVERTLIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshTListBlock(iNumTVertices,mesh);
}
// mesh texture face block
if (0 == strncmp(this->m_szFile,"*MESH_TFACELIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshTFaceListBlock(iNumTFaces,mesh);
}
// mesh color vertex list block
if (0 == strncmp(this->m_szFile,"*MESH_CVERTLIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshCListBlock(iNumCVertices,mesh);
}
// mesh color face block
if (0 == strncmp(this->m_szFile,"*MESH_CFACELIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshCFaceListBlock(iNumCFaces,mesh);
}
// another mesh UV channel ...
if (0 == strncmp(this->m_szFile,"*MESH_MAPPINGCHANNEL" ,20) &&
IsSpaceOrNewLine(*(this->m_szFile+20)))
{
this->m_szFile+=21;
unsigned int iIndex = 0;
this->ParseLV4MeshLong(iIndex);
if (iIndex < 2)
{
this->LogWarning("Mapping channel has an invalid index. Skipping UV channel");
// skip it ...
this->SkipOpeningBracket();
this->SkipSection();
}
if (iIndex > AI_MAX_NUMBER_OF_TEXTURECOORDS)
{
this->LogWarning("Too many UV channels specified. Skipping channel ..");
// skip it ...
this->SkipOpeningBracket();
this->SkipSection();
}
else
{
// skip the '{'
this->SkipOpeningBracket();
// parse the mapping channel
this->ParseLV3MappingChannel(iIndex-1,mesh);
}
}
// mesh animation keyframe. Not supported
else if (0 == strncmp(this->m_szFile,"*MESH_ANIMATION" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->LogWarning("Found *MESH_ANIMATION element in ASE/ASK file. "
"Keyframe animation is not supported by Assimp, this element "
"will be ignored");
}
// mesh animation keyframe. Not supported
else if (0 == strncmp(this->m_szFile,"*MESH_WEIGHTS" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV3MeshWeightsBlock(mesh);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level2 block, this can't be
BLUBB("Unable to finish parsing a lv2 mesh block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshWeightsBlock(ASE::Mesh& mesh)
{
unsigned int iNumVertices = 0;
unsigned int iNumBones = 0;
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Number of bone vertices ...
if (0 == strncmp(this->m_szFile,"*MESH_NUMVERTEX" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->ParseLV4MeshLong(iNumVertices);
}
// Number of bones
if (0 == strncmp(this->m_szFile,"*MESH_NUMBONE" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
this->ParseLV4MeshLong(iNumBones);
}
// parse the list of bones
if (0 == strncmp(this->m_szFile,"*MESH_BONE_LIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV4MeshBones(iNumBones,mesh);
}
// parse the list of bones vertices
if (0 == strncmp(this->m_szFile,"*MESH_BONE_VERTEX_LIST" ,22) &&
IsSpaceOrNewLine(*(this->m_szFile+22)))
{
this->m_szFile+=23;
this->SkipOpeningBracket();
this->ParseLV4MeshBonesVertices(iNumVertices,mesh);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level2 block, this can't be
BLUBB("Unable to finish parsing a lv2 *MESH_WEIGHTS block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshBones(unsigned int iNumBones,ASE::Mesh& mesh)
{
mesh.mBones.resize(iNumBones);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Mesh bone with name ...
if (0 == strncmp(this->m_szFile,"*MESH_BONE_NAME" ,17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
// parse an index ...
if(SkipSpaces(this->m_szFile,&this->m_szFile))
{
unsigned int iIndex = strtol10(this->m_szFile,&this->m_szFile);
if (iIndex >= iNumBones)
{
iIndex = iNumBones-1;
this->LogWarning("Bone index is out of bounds. Using the largest valid "
"bone index instead");
}
if (!this->ParseString(mesh.mBones[iIndex].mName,"*MESH_BONE_NAME"))
{
this->SkipToNextToken();
continue;
}
}
}
}
if ('{' == *this->m_szFile)iDepth++;
else if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level4 block, this can't be
BLUBB("Unable to finish parsing a lv4 *MESH_BONE_LIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshBonesVertices(unsigned int iNumVertices,ASE::Mesh& mesh)
{
mesh.mBoneVertices.resize(iNumVertices);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Mesh bone vertex
if (0 == strncmp(this->m_szFile,"*MESH_BONE_VERTEX" ,17) &&
IsSpaceOrNewLine(*(this->m_szFile+17)))
{
this->m_szFile+=18;
// read the vertex index
unsigned int iIndex = strtol10(this->m_szFile,&this->m_szFile);
if (iIndex >= mesh.mPositions.size())
{
iIndex = mesh.mPositions.size()-1;
this->LogWarning("Bone vertex index is out of bounds. Using the largest valid "
"bone vertex index instead");
}
// now there there are 3 normal floats, the
// should be identical to the vertex positions
// contained in the *VERTEX_LIST block. Well, we check this
// in debug builds to be sure ;-)
float afVert[3];
this->ParseLV4MeshFloatTriple(afVert);
std::pair<int,float> pairOut;
while (true)
{
// first parse the bone index ...
if (!SkipSpaces(this->m_szFile,&this->m_szFile))break;
pairOut.first = strtol10(this->m_szFile,&this->m_szFile);
// then parse the vertex weight
if (!SkipSpaces(this->m_szFile,&this->m_szFile))break;
this->m_szFile = fast_atof_move(this->m_szFile,pairOut.second);
// -1 designates unused entries
if (-1 != pairOut.first)
{
mesh.mBoneVertices[iIndex].mBoneWeights.push_back(pairOut);
}
}
}
}
if ('{' == *this->m_szFile)iDepth++;
else if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level4 block, this can't be
BLUBB("Unable to finish parsing a lv4 *MESH_BONE_VERTEX_LIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshVertexListBlock(
unsigned int iNumVertices, ASE::Mesh& mesh)
{
// allocate enough storage in the array
mesh.mPositions.resize(iNumVertices);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Vertex entry
if (0 == strncmp(this->m_szFile,"*MESH_VERTEX" ,12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
aiVector3D vTemp;
unsigned int iIndex;
this->ParseLV4MeshFloatTriple(&vTemp.x,iIndex);
if (iIndex >= iNumVertices)
{
this->LogWarning("Vertex has an invalid index. It will be ignored");
}
else mesh.mPositions[iIndex] = vTemp;
}
}
if ('{' == *this->m_szFile)iDepth++;
else if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing a lv3 vertex list block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshFaceListBlock(unsigned int iNumFaces, ASE::Mesh& mesh)
{
// allocate enough storage in the face array
mesh.mFaces.resize(iNumFaces);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Face entry
if (0 == strncmp(this->m_szFile,"*MESH_FACE" ,10) &&
IsSpaceOrNewLine(*(this->m_szFile+10)))
{
this->m_szFile+=11;
ASE::Face mFace;
this->ParseLV4MeshFace(mFace);
if (mFace.iFace >= iNumFaces)
{
this->LogWarning("Face has an invalid index. It will be ignored");
}
else mesh.mFaces[mFace.iFace] = mFace;
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing LV3 *MESH_FACE_LIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshTListBlock(unsigned int iNumVertices,
ASE::Mesh& mesh, unsigned int iChannel)
{
// allocate enough storage in the array
mesh.amTexCoords[iChannel].resize(iNumVertices);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Vertex entry
if (0 == strncmp(this->m_szFile,"*MESH_TVERT" ,11) &&
IsSpaceOrNewLine(*(this->m_szFile+11)))
{
this->m_szFile+=12;
aiVector3D vTemp;
unsigned int iIndex;
this->ParseLV4MeshFloatTriple(&vTemp.x,iIndex);
if (iIndex >= iNumVertices)
{
this->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;
}
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing LV3 *MESH_VERTEX_LIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshTFaceListBlock(unsigned int iNumFaces,
ASE::Mesh& mesh, unsigned int iChannel)
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Face entry
if (0 == strncmp(this->m_szFile,"*MESH_TFACE" ,12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
unsigned int aiValues[3];
unsigned int iIndex = 0;
this->ParseLV4MeshLongTriple(aiValues,iIndex);
if (iIndex >= iNumFaces || iIndex >= mesh.mFaces.size())
{
this->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];
}
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing LV3 *MESH_TFACELIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MappingChannel(unsigned int iChannel, ASE::Mesh& mesh)
{
unsigned int iNumTVertices = 0;
unsigned int iNumTFaces = 0;
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Number of texture coordinates in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMTVERTEX" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumTVertices);
}
// Number of UVWed faces in the mesh
if (0 == strncmp(this->m_szFile,"*MESH_NUMTVFACES" ,16) &&
IsSpaceOrNewLine(*(this->m_szFile+16)))
{
this->m_szFile+=17;
this->ParseLV4MeshLong(iNumTFaces);
}
// mesh texture vertex list block
if (0 == strncmp(this->m_szFile,"*MESH_TVERTLIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshTListBlock(iNumTVertices,mesh,iChannel);
}
// mesh texture face block
if (0 == strncmp(this->m_szFile,"*MESH_TFACELIST" ,15) &&
IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
this->SkipOpeningBracket();
this->ParseLV3MeshTFaceListBlock(iNumTFaces,mesh, iChannel);
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level2 block, this can't be
BLUBB("Unable to finish parsing a LV3 *MESH_MAPPINGCHANNEL block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshCListBlock(unsigned int iNumVertices, ASE::Mesh& mesh)
{
// allocate enough storage in the array
mesh.mVertexColors.resize(iNumVertices);
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Vertex entry
if (0 == strncmp(this->m_szFile,"*MESH_VERTCOL" ,13) &&
IsSpaceOrNewLine(*(this->m_szFile+13)))
{
this->m_szFile+=14;
aiColor4D vTemp;
vTemp.a = 1.0f;
unsigned int iIndex;
this->ParseLV4MeshFloatTriple(&vTemp.r,iIndex);
if (iIndex >= iNumVertices)
{
this->LogWarning("Vertex color has an invalid index. It will be ignored");
}
else mesh.mVertexColors[iIndex] = vTemp;
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing LV3 *MESH_CVERTLIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshCFaceListBlock(unsigned int iNumFaces, ASE::Mesh& mesh)
{
int iDepth = 0;
while (true)
{
if ('*' == *this->m_szFile)
{
// Face entry
if (0 == strncmp(this->m_szFile,"*MESH_CFACE" ,12) &&
IsSpaceOrNewLine(*(this->m_szFile+12)))
{
this->m_szFile+=13;
unsigned int aiValues[3];
unsigned int iIndex = 0;
this->ParseLV4MeshLongTriple(aiValues,iIndex);
if (iIndex >= iNumFaces || iIndex >= mesh.mFaces.size())
{
this->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];
}
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
else if ('\0' == *this->m_szFile)
{
// END OF FILE ... this is a level3 block, this can't be
BLUBB("Unable to finish parsing LV3 *MESH_CFACELIST block. Unexpected EOF")
}
else if(IsLineEnd(*this->m_szFile))++this->iLineNumber;
++this->m_szFile;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV3MeshNormalListBlock(ASE::Mesh& sMesh)
{
// allocate enough storage for the normals
sMesh.mNormals.resize(sMesh.mPositions.size());
int iDepth = 0;
// we need the *MESH_VERTEXNORMAL blocks, ignore the face normals
// if there are only face normals we calculate them outselfes using the SGs
while (true)
{
if ('*' == *this->m_szFile)
{
if (0 == strncmp(this->m_szFile,"*MESH_VERTEXNORMAL",18) && IsSpaceOrNewLine(*(this->m_szFile+18)))
{
this->m_szFile += 19;
// parse a simple float triple
aiVector3D vNormal;
unsigned int iIndex = 0;
this->ParseLV4MeshFloatTriple(&vNormal.x,iIndex);
if (iIndex >= sMesh.mNormals.size())
{
this->LogWarning("Normal index is too large");
iIndex = sMesh.mNormals.size()-1;
}
// important: this->m_szFile might now point to '}' ...
sMesh.mNormals[iIndex] = vNormal;
}
}
if ('{' == *this->m_szFile)iDepth++;
if ('}' == *this->m_szFile)
{
if (0 == --iDepth){++this->m_szFile;this->SkipToNextToken();return;}
}
// seems we have reached the end of the file ...
else if ('\0' == *this->m_szFile)
{
BLUBB("Unable to parse *MESH_NORMALS Element: Unexpected EOL [#1]")
}
this->m_szFile++;
}
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFace(ASE::Face& out)
{
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *MESH_FACE Element: Unexpected EOL [#1]")
// parse the face index
out.iFace = strtol10(this->m_szFile,&this->m_szFile);
// next character should be ':'
if(!SkipSpaces(this->m_szFile,&this->m_szFile) || ':' != *this->m_szFile)
BLUBB("Unable to parse *MESH_FACE Element: Unexpected EOL. \':\' expected [#2]")
// parse all mesh indices
++this->m_szFile;
for (unsigned int i = 0; i < 3;++i)
{
unsigned int iIndex = 0;
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
__EARTHQUAKE_XXL:
BLUBB("Unable to parse *MESH_FACE Element: Unexpected EOL. A,B or C expected [#3]")
}
switch (*this->m_szFile)
{
case 'A':
case 'a':
break;
case 'B':
case 'b':
iIndex = 1;
break;
case 'C':
case 'c':
iIndex = 2;
break;
default: goto __EARTHQUAKE_XXL;
};
++this->m_szFile;
// next character should be ':'
if(!SkipSpaces(this->m_szFile,&this->m_szFile) || ':' != *this->m_szFile)
BLUBB("Unable to parse *MESH_FACE Element: Unexpected EOL. \':\' expected [#2]")
++this->m_szFile;
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *MESH_FACE Element: Unexpected EOL. Vertex index ecpected [#4]")
out.mIndices[iIndex] = strtol10(this->m_szFile,&this->m_szFile);
}
// now we need to skip the AB, BC, CA blocks.
while (true)
{
if ('*' == *this->m_szFile)break;
if (IsLineEnd(*this->m_szFile))
{
//this->iLineNumber++;
return;
}
this->m_szFile++;
}
// parse the smoothing group of the face
if (0 == strncmp(this->m_szFile,"*MESH_SMOOTHING",15) && IsSpaceOrNewLine(*(this->m_szFile+15)))
{
this->m_szFile+=16;
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *MESH_SMOOTHING Element: Unexpected EOL. Smoothing group(s) expected [#5]")
// parse smoothing groups until we don_t anymore see commas
// FIX: There needn't always be a value, sad but true
while (true)
{
if (*this->m_szFile < '9' && *this->m_szFile >= '0')
{
out.iSmoothGroup |= (1 << strtol10(this->m_szFile,&this->m_szFile));
}
SkipSpaces(this->m_szFile,&this->m_szFile);
if (',' != *this->m_szFile)
{
break;
}
++this->m_szFile;
SkipSpaces(this->m_szFile,&this->m_szFile);
}
}
// *MESH_MTLID is optional, too
while (true)
{
if ('*' == *this->m_szFile)break;
if (IsLineEnd(*this->m_szFile))
{
//this->iLineNumber++;
return;
}
this->m_szFile++;
}
if (0 == strncmp(this->m_szFile,"*MESH_MTLID",11) && IsSpaceOrNewLine(*(this->m_szFile+11)))
{
this->m_szFile+=12;
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
BLUBB("Unable to parse *MESH_MTLID Element: Unexpected EOL. Material index expected [#6]")
out.iMaterial = strtol10(this->m_szFile,&this->m_szFile);
}
//this->SkipToNextToken();
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLongTriple(unsigned int* apOut)
{
ai_assert(NULL != apOut);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse indexable long triple: unexpected EOL [#1]");
++this->iLineNumber;
apOut[0] = apOut[1] = apOut[2] = 0;
return;
}
apOut[0] = strtol10(this->m_szFile,&this->m_szFile);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse indexable long triple: unexpected EOL [#2]");
++this->iLineNumber;
apOut[1] = apOut[2] = 0;
return;
}
apOut[1] = strtol10(this->m_szFile,&this->m_szFile);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse indexable long triple: unexpected EOL [#3]");
apOut[2] = 0;
++this->iLineNumber;
return;
}
apOut[2] = strtol10(this->m_szFile,&this->m_szFile);
// go to the next valid sequence
//SkipSpacesAndLineEnd(this->m_szFile,&this->m_szFile);
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLongTriple(unsigned int* apOut, unsigned int& rIndexOut)
{
ai_assert(NULL != apOut);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse indexable long triple: unexpected EOL [#4]");
rIndexOut = 0;
apOut[0] = apOut[1] = apOut[2] = 0;
++this->iLineNumber;
return;
}
// parse the index
rIndexOut = strtol10(this->m_szFile,&this->m_szFile);
// parse the three others
this->ParseLV4MeshLongTriple(apOut);
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloatTriple(float* apOut, unsigned int& rIndexOut)
{
ai_assert(NULL != apOut);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse indexable float triple: unexpected EOL [#1]");
rIndexOut = 0;
apOut[0] = apOut[1] = apOut[2] = 0.0f;
++this->iLineNumber;
return;
}
// parse the index
rIndexOut = strtol10(this->m_szFile,&this->m_szFile);
// parse the three others
this->ParseLV4MeshFloatTriple(apOut);
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloatTriple(float* apOut)
{
ai_assert(NULL != apOut);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse float triple: unexpected EOL [#5]");
apOut[0] = apOut[1] = apOut[2] = 0.0f;
++this->iLineNumber;
return;
}
// parse the first float
this->m_szFile = fast_atof_move(this->m_szFile,apOut[0]);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse float triple: unexpected EOL [#6]");
apOut[1] = apOut[2] = 0.0f;
++this->iLineNumber;
return;
}
// parse the second float
this->m_szFile = fast_atof_move(this->m_szFile,apOut[1]);
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse float triple: unexpected EOL [#7]");
apOut[2] = 0.0f;
++this->iLineNumber;
return;
}
// parse the third float
this->m_szFile = fast_atof_move(this->m_szFile,apOut[2]);
// go to the next valid sequence
//this->SkipToNextToken();
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshFloat(float& fOut)
{
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse float: unexpected EOL [#1]");
fOut = 0.0f;
++this->iLineNumber;
return;
}
// parse the first float
this->m_szFile = fast_atof_move(this->m_szFile,fOut);
// go to the next valid sequence
//this->SkipToNextToken();
return;
}
// ------------------------------------------------------------------------------------------------
void Parser::ParseLV4MeshLong(unsigned int& iOut)
{
// skip spaces and tabs
if(!SkipSpaces(this->m_szFile,&this->m_szFile))
{
// LOG
this->LogWarning("Unable to parse long: unexpected EOL [#1]");
iOut = 0;
++this->iLineNumber;
return;
}
// parse the value
iOut = strtol10(this->m_szFile,&this->m_szFile);
// go to the next valid sequence
//this->SkipToNextToken();
return;
}
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