1928 lines
42 KiB
C++
1928 lines
42 KiB
C++
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// Copyright (C) 2002-2007 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#include "CXFileReader.h"
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#include "os.h"
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#include "fast_atof.h"
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#include "coreutil.h"
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namespace irr
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{
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namespace scene
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{
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CXFileReader::CXFileReader(io::IReadFile* file)
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: MajorVersion(0), MinorVersion(0), binary(false), binaryNumCount(0),
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Buffer(0), Size(0), FloatSize(0), P(0), End(0), ErrorHappened(false),
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m_bFrameRemoved(false), m_pgCurFrame(0)
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{
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if (!file)
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{
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ErrorHappened = true;
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return;
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}
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if (!readFileIntoMemory(file))
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{
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ErrorHappened = true;
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return;
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}
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if (!parseFile())
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{
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ErrorHappened = true;
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return;
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}
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#ifdef _XREADER_DEBUG
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for( unsigned int i = 0; i < RootFrames.size(); i++ )
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validateMesh(&RootFrames[i]);
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#endif
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for( unsigned int i = 0; i < RootFrames.size(); i++ )
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{
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computeGlobalFrameMatrices(RootFrames[i], 0 );
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}
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}
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CXFileReader::~CXFileReader()
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{
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if (Buffer)
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delete [] Buffer;
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for (u32 i=0; i<AnimationSets.size(); ++i)
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for (u32 j=0; j<AnimationSets[i].Animations.size(); ++j)
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for (u32 k=0; k<AnimationSets[i].Animations[j].Keys.size(); ++k)
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AnimationSets[i].Animations[j].Keys[k].del();
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}
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//! Returns an error occured during reading the file
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bool CXFileReader::errorHappened() const
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{
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return ErrorHappened;
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}
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//! checks if there was an error loading the mesh
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bool CXFileReader::validateMesh(SXFrame* frame)
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{
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bool error = false;
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char tmp[1024];
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// validate all meshes in this frame
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for (u32 m=0; m<frame->Meshes.size(); ++m)
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{
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s32 vcnt = frame->Meshes[m].Vertices.size();
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s32 icnt = frame->Meshes[m].Indices.size();
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s32 ncnt = frame->Meshes[m].Normals.size();
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s32 nicnt = frame->Meshes[m].NormalIndices.size();
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// validate indices in mesh
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s32 i;
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for (i=0; i<icnt; ++i)
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{
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if (frame->Meshes[m].Indices[i] < 0)
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{
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sprintf(tmp, "XLoader error: index %d smaller than 0 in mesh %u: %d, frame '%s'",
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i, m, frame->Meshes[m].Indices[i], frame->Name.c_str());
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os::Printer::log(tmp, ELL_ERROR);
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error = true;
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}
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if (frame->Meshes[m].Indices[i] > vcnt-1)
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{
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sprintf(tmp, "XLoader error: invalid index %d in mesh %u: %d, frame '%s'",
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i, m, frame->Meshes[m].Indices[i], frame->Name.c_str());
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os::Printer::log(tmp, ELL_ERROR);
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error = true;
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}
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}
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// validate normal indices
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for (i=0; i<nicnt; ++i)
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{
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if (frame->Meshes[m].NormalIndices[i] < 0)
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{
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sprintf(tmp, "XLoader error: normal index %d smaller than 0 in mesh %u: %d, frame '%s'",
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i, m, frame->Meshes[m].NormalIndices[i], frame->Name.c_str());
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os::Printer::log(tmp, ELL_ERROR);
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error = true;
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}
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if (frame->Meshes[m].NormalIndices[i] > ncnt-1)
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{
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sprintf(tmp, "XLoader error: invalid normal index %d in mesh %u: %d, frame '%s'",
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i, m, frame->Meshes[m].NormalIndices[i], frame->Name.c_str());
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os::Printer::log(tmp, ELL_ERROR);
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error = true;
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}
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}
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}
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// validate child frames
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for (u32 i=0; i<frame->ChildFrames.size(); ++i)
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if (!validateMesh(&frame->ChildFrames[i]))
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error = true;
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return error;
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}
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//! Reads file into memory
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bool CXFileReader::readFileIntoMemory(io::IReadFile* file)
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{
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s32 Size = file->getSize();
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if (Size < 12)
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{
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os::Printer::log("X File is too small.", ELL_WARNING);
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return false;
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}
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Buffer = new c8[Size];
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//! read all into memory
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file->seek(0); // apparently sometimes files have been read already, so reset it
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if (file->read(Buffer, Size) != Size)
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{
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os::Printer::log("Could not read from x file.", ELL_WARNING);
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return false;
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}
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End = Buffer + Size;
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//! check header "xof "
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if (strncmp(Buffer, "xof ", 4)!=0)
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{
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os::Printer::log("Not an x file, wrong header.", ELL_WARNING);
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return false;
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}
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//! read minor and major version, e.g. 0302 or 0303
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c8 tmp[3];
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tmp[2] = 0x0;
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tmp[0] = Buffer[4];
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tmp[1] = Buffer[5];
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MajorVersion = strtol(tmp, (char**) &P, 10);
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tmp[0] = Buffer[6];
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tmp[1] = Buffer[7];
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MinorVersion = strtol(tmp, (char**) &P, 10);
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//! read format
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if (strncmp(&Buffer[8], "txt ", 4) ==0)
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binary = false;
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else if (strncmp(&Buffer[8], "bin ", 4) ==0)
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binary = true;
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else
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{
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os::Printer::log("Only uncompressed x files currently supported.", ELL_WARNING);
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return false;
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}
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binaryNumCount=0;
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//! read float size
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if (strncmp(&Buffer[12], "0032", 4) ==0)
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FloatSize = 4;
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else if (strncmp(&Buffer[12], "0064", 4) ==0)
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FloatSize = 8;
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else
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{
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os::Printer::log("Float size not supported.", ELL_WARNING);
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return false;
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}
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P = &Buffer[16];
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readUntilEndOfLine();
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return true;
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}
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//! Parses the file
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bool CXFileReader::parseFile()
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{
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u32 u32Idx;
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while(parseDataObject())
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{
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// loop
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}
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// loop through hiearchy and combine frames that have no mesh
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// and no name into its parent
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m_bFrameRemoved = false;
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for( u32Idx = 0; u32Idx < RootFrames.size(); u32Idx++ )
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{
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optimizeFrames( &RootFrames[ u32Idx ], 0 );
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}
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while( m_bFrameRemoved )
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{
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m_bFrameRemoved = false;
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for( u32Idx = 0; u32Idx < RootFrames.size(); u32Idx++ )
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{
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optimizeFrames( &RootFrames[ u32Idx ], 0 );
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}
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}
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return true;
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}
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//! loop through hiearchy and combine frames that have no mesh or name into parent frame
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void CXFileReader::optimizeFrames( SXFrame * pgFrame, SXFrame * pgParent )
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{
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if( pgParent )
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{
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if( (0 == pgParent->Meshes.size()) &&
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(0 == strlen( pgFrame->Name.c_str() )) &&
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strlen( pgParent->Name.c_str() ) )
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{
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// combine this frame with parent
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// add child frames to parent
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pgParent->LocalMatrix *= pgFrame->LocalMatrix;
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u32 c;
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for( c=0; c<pgFrame->ChildFrames.size(); ++c )
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{
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// add child frames to parent
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pgParent->ChildFrames.push_back(pgFrame->ChildFrames[c]);
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}
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// add meshes to parent
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for( c=0; c<pgFrame->Meshes.size(); ++c )
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{
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// add meshes frames to parent
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pgParent->Meshes.push_back( pgFrame->Meshes[c] );
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}
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// remove child frames in our list
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pgFrame->ChildFrames.clear();
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// remove meshes
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pgFrame->Meshes.clear();
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// find ourselve and remove from parent frame
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for( c=0; c< pgParent->ChildFrames.size(); ++c )
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{
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if( &pgParent->ChildFrames[c] == pgFrame )
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{
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//found ourself
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pgParent->ChildFrames.erase( c, 1 );
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m_bFrameRemoved = true;
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return;
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}
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}
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}
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}
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for (u32 c=0; c<pgFrame->ChildFrames.size(); ++c)
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optimizeFrames( &pgFrame->ChildFrames[c], pgFrame );
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}
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//! Parses the next Data object in the file
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bool CXFileReader::parseDataObject()
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{
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core::stringc objectName = getNextToken();
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if (objectName.size() == 0)
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return false;
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// parse specific object
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if (objectName == "template")
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return parseDataObjectTemplate();
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else
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if (objectName == "Frame")
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{
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if (!m_pgCurFrame)
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{
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RootFrames.push_back(SXFrame());
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m_pgCurFrame = &RootFrames.getLast();
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}
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else
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{
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m_pgCurFrame->ChildFrames.push_back(SXFrame());
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m_pgCurFrame = &(m_pgCurFrame->ChildFrames.getLast());
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}
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return parseDataObjectFrame( * m_pgCurFrame );
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}
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else
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if (objectName == "Mesh")
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{
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// some meshes have no frames at all
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if (!m_pgCurFrame)
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{
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RootFrames.push_back(SXFrame());
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m_pgCurFrame = &RootFrames.getLast();
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}
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m_pgCurFrame->Meshes.push_back(SXMesh());
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return parseDataObjectMesh(m_pgCurFrame->Meshes.getLast());
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}
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else
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if (objectName == "AnimationSet")
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{
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AnimationSets.push_back(SXAnimationSet());
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return parseDataObjectAnimationSet(AnimationSets.getLast());
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}
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else
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if (objectName == "Material")
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{
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// template materials now available thanks to joeWright
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TemplateMaterials.push_back(SXTemplateMaterial());
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TemplateMaterials.getLast().Name = getNextToken();
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return parseDataObjectMaterial(TemplateMaterials.getLast().Material);
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}
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os::Printer::log("Unknown data object in x file", objectName.c_str());
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return parseUnknownDataObject();
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}
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bool CXFileReader::parseDataObjectFrame(SXFrame& frame)
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{
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#ifdef _XREADER_DEBUG
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os::Printer::log("CXFileReader: Reading frame");
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#endif
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// A coordinate frame, or "frame of reference." The Frame template
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// is open and can contain any object. The Direct3D extensions (D3DX)
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// mesh-loading functions recognize Mesh, FrameTransformMatrix, and
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// Frame template instances as child objects when loading a Frame
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// instance.
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if (!readHeadOfDataObject(&frame.Name))
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{
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os::Printer::log("No opening brace in Frame found in x file", ELL_WARNING);
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return false;
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}
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// Now inside a frame.
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// read tokens until closing brace is reached.
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while(true)
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{
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core::stringc objectName = getNextToken();
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if (objectName.size() == 0)
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{
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os::Printer::log("Unexpected ending found in Frame in x file.", ELL_WARNING);
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return false;
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}
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else
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if (objectName == "}")
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{
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break; // frame finished
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}
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else
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if (objectName == "Frame")
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{
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frame.ChildFrames.push_back(SXFrame());
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if (!parseDataObjectFrame(frame.ChildFrames.getLast()))
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return false;
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}
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else
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if (objectName == "FrameTransformMatrix")
|
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{
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if (!parseDataObjectTransformationMatrix(frame.LocalMatrix))
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return false;
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||
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}
|
||
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else
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||
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if (objectName == "Mesh")
|
||
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{
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||
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frame.Meshes.push_back(SXMesh());
|
||
|
|
if (!parseDataObjectMesh(frame.Meshes.getLast()))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in frame in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectTransformationMatrix(core::matrix4 &mat)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading Transformation Matrix");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Transformation Matrix found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
// read matrix in binary format
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Expecting float list (for matrix)", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (readBinDWord() != 0x10)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Should be 16 floats in matrix", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for (s32 i=0; i<4; ++i)
|
||
|
|
for (s32 j=0; j<4; ++j)
|
||
|
|
mat(i,j)=readFloat();
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Transformation Matrix found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Transformation Matrix found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectTemplate()
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading template");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// parse a template data object. Currently not stored.
|
||
|
|
core::stringc name = getNextToken();
|
||
|
|
|
||
|
|
// ignore left delimiter
|
||
|
|
if (getNextToken() != "{")
|
||
|
|
{
|
||
|
|
os::Printer::log("Left delimiter in template data object missing.",
|
||
|
|
name.c_str(), ELL_ERROR);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read GUID
|
||
|
|
core::stringc guid = getNextToken();
|
||
|
|
|
||
|
|
// read and ignore data members
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc s = getNextToken();
|
||
|
|
|
||
|
|
if (s == "}")
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (s.size() == 0)
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMesh(SXMesh &mesh)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading mesh");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject(&mesh.Name))
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Mesh found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read vertex count
|
||
|
|
s32 nVertices = readInt();
|
||
|
|
|
||
|
|
// read vertices
|
||
|
|
mesh.Vertices.set_used(nVertices);
|
||
|
|
|
||
|
|
s32 count=0;
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
// read vertices in binary format
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Expecting float list (for vertices)", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
count = readBinDWord();
|
||
|
|
if (count != (nVertices * 3))
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Value count not matching vertices count", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for (s32 n=0; n<nVertices; ++n)
|
||
|
|
readVector3(mesh.Vertices[n]);
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Vertex Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read faces
|
||
|
|
s32 nFaces = readInt();
|
||
|
|
|
||
|
|
mesh.Indices.set_used(nFaces * 3);
|
||
|
|
mesh.IndexCountPerFace.set_used(nFaces);
|
||
|
|
|
||
|
|
core::array<s32> polygonfaces;
|
||
|
|
s32 currentIndex = 0;
|
||
|
|
|
||
|
|
for (s32 k=0; k<nFaces; ++k)
|
||
|
|
{
|
||
|
|
s32 fcnt = readInt();
|
||
|
|
|
||
|
|
if (fcnt != 3)
|
||
|
|
{
|
||
|
|
if (fcnt < 3)
|
||
|
|
{
|
||
|
|
os::Printer::log("Invalid face count (<3) found in Mesh x file reader.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read face indices
|
||
|
|
polygonfaces.set_used(fcnt);
|
||
|
|
s32 triangles = (fcnt-2);
|
||
|
|
mesh.Indices.set_used(mesh.Indices.size() + ((triangles*3)-3));
|
||
|
|
mesh.IndexCountPerFace[k] = triangles * 3;
|
||
|
|
|
||
|
|
for (int f=0; f<fcnt; ++f)
|
||
|
|
polygonfaces[f] = readInt();
|
||
|
|
|
||
|
|
for (s32 jk=0; jk<triangles; ++jk)
|
||
|
|
{
|
||
|
|
mesh.Indices[currentIndex++] = polygonfaces[0];
|
||
|
|
mesh.Indices[currentIndex++] = polygonfaces[jk+1];
|
||
|
|
mesh.Indices[currentIndex++] = polygonfaces[jk+2];
|
||
|
|
}
|
||
|
|
|
||
|
|
// TODO: change face indices in material list
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
mesh.Indices[currentIndex++] = readInt();
|
||
|
|
mesh.Indices[currentIndex++] = readInt();
|
||
|
|
mesh.Indices[currentIndex++] = readInt();
|
||
|
|
mesh.IndexCountPerFace[k] = 3;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (binary && binaryNumCount)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Integer count mismatch", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Face Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// here, other data objects may follow
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName.size() == 0)
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Mesh in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "}")
|
||
|
|
{
|
||
|
|
break; // mesh finished
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "MeshNormals")
|
||
|
|
{
|
||
|
|
if (!parseDataObjectMeshNormals(mesh.Normals, mesh.NormalIndices,
|
||
|
|
mesh.Indices.size(), mesh.IndexCountPerFace))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "MeshTextureCoords")
|
||
|
|
{
|
||
|
|
if (!parseDataObjectMeshTextureCoords(mesh.TextureCoords))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "MeshVertexColors")
|
||
|
|
{
|
||
|
|
if (!parseDataObjectMeshVertexColors(mesh.VertexColors))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "MeshMaterialList")
|
||
|
|
{
|
||
|
|
if (!parseDataObjectMeshMaterialList(mesh.MaterialList,
|
||
|
|
mesh.Indices.size(), mesh.IndexCountPerFace))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "VertexDuplicationIndices")
|
||
|
|
{
|
||
|
|
// we'll ignore vertex duplication indices
|
||
|
|
// TODO: read them
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "XSkinMeshHeader")
|
||
|
|
{
|
||
|
|
if (!parseDataObjectSkinMeshHeader(mesh.SkinMeshHeader))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "SkinWeights")
|
||
|
|
{
|
||
|
|
mesh.SkinWeights.push_back(SXSkinWeight());
|
||
|
|
if (!parseDataObjectSkinWeights(mesh.SkinWeights.getLast()))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in mesh in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectSkinWeights(SXSkinWeight& weights)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading mesh skin weights");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Skin Weights found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!getNextTokenAsString(weights.TransformNodeName))
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown syntax while reading transfrom node name string in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read vertex weights
|
||
|
|
|
||
|
|
s32 nWeights = readInt();
|
||
|
|
weights.Weights.set_used(nWeights);
|
||
|
|
|
||
|
|
// read vertex indices
|
||
|
|
|
||
|
|
s32 i;
|
||
|
|
|
||
|
|
for (i=0; i<nWeights; ++i)
|
||
|
|
weights.Weights[i].VertexIndex = readInt();
|
||
|
|
|
||
|
|
// read vertex weights
|
||
|
|
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
// read float list in binary format
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Expecting float list (for SkinWeights)", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (readBinDWord() != (u32)(nWeights+16))
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Mesh: Wrong number of floats", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for (i=0; i<nWeights; ++i)
|
||
|
|
weights.Weights[i].Weight = readFloat();
|
||
|
|
|
||
|
|
// sort weights
|
||
|
|
|
||
|
|
weights.Weights.set_sorted(false);
|
||
|
|
weights.Weights.sort();
|
||
|
|
|
||
|
|
// read matrix offset
|
||
|
|
|
||
|
|
for (i=0; i<4; ++i)
|
||
|
|
for (u32 j=0; j<4; ++j)
|
||
|
|
weights.MatrixOffset(i,j) = readFloat();
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Skin Weights found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Skin Weights found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectSkinMeshHeader(SXSkinMeshHeader& header)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading skin mesh header");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Skin Mesh header found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
header.MaxSkinWeightsPerVertex = readInt();
|
||
|
|
header.MaxSkinWeightsPerFace = readInt();
|
||
|
|
header.BoneCount = readInt();
|
||
|
|
if (!binary)
|
||
|
|
getNextToken(); // skip semicolon
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in skin mesh header in x file", objectName.c_str());
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMeshMaterialList(SXMeshMaterialList& mlist,
|
||
|
|
s32 triangulatedIndexCount,
|
||
|
|
core::array< s32 >& indexCountPerFace)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading mesh material list");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Mesh Material List found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read material count
|
||
|
|
readInt();
|
||
|
|
|
||
|
|
// read non triangulated face material index count
|
||
|
|
s32 nFaceIndices = readInt();
|
||
|
|
|
||
|
|
// read non triangulated face indices
|
||
|
|
|
||
|
|
core::array<s32> nonTriFaceIndices;
|
||
|
|
nonTriFaceIndices.set_used(nFaceIndices);
|
||
|
|
|
||
|
|
for (s32 i=0; i<nFaceIndices; ++i)
|
||
|
|
nonTriFaceIndices[i] = readInt();
|
||
|
|
|
||
|
|
// create triangulated face indices
|
||
|
|
|
||
|
|
if (nFaceIndices != (s32)indexCountPerFace.size())
|
||
|
|
{
|
||
|
|
os::Printer::log("Index count per face not equal to face material index count in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
mlist.FaceIndices.set_used(triangulatedIndexCount / 3);
|
||
|
|
s32 triangulatedindex = 0;
|
||
|
|
for (s32 tfi=0; tfi<nFaceIndices; ++tfi)
|
||
|
|
for (s32 k=0; k<indexCountPerFace[tfi]/3; ++k)
|
||
|
|
mlist.FaceIndices[triangulatedindex++] = nonTriFaceIndices[tfi];
|
||
|
|
|
||
|
|
// in version 03.02, the face indices end with two semicolons.
|
||
|
|
// commented out version check, as version 03.03 exported from blender also has 2 semicolons
|
||
|
|
if (!binary) // && MajorVersion == 3 && MinorVersion <= 2)
|
||
|
|
{
|
||
|
|
if (P[0] == ';')
|
||
|
|
++P;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read following data objects
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName.size() == 0)
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Mesh Material list in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "}")
|
||
|
|
{
|
||
|
|
break; // material list finished
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "{")
|
||
|
|
{
|
||
|
|
// template materials now available thanks to joeWright
|
||
|
|
objectName = getNextToken();
|
||
|
|
for (u32 i=0; i<TemplateMaterials.size(); ++i)
|
||
|
|
if (TemplateMaterials[i].Name == objectName)
|
||
|
|
mlist.Materials.push_back(TemplateMaterials[i].Material);
|
||
|
|
getNextToken(); // skip }
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "Material")
|
||
|
|
{
|
||
|
|
mlist.Materials.push_back(SXMaterial());
|
||
|
|
if (!parseDataObjectMaterial(mlist.Materials.getLast()))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == ";")
|
||
|
|
{
|
||
|
|
// ignore
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in material list in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMaterial(SXMaterial& material)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading mesh material");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Mesh Material found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
u32 count = 0;
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Material: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
count = readBinDWord();
|
||
|
|
if (count != 11)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Material: Float list length not equal to 11", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// read RGBA
|
||
|
|
readRGBA(material.FaceColor);
|
||
|
|
|
||
|
|
// read power
|
||
|
|
material.Power = readFloat();
|
||
|
|
|
||
|
|
// read specular
|
||
|
|
readRGB(material.Specular);
|
||
|
|
|
||
|
|
// read emissive
|
||
|
|
readRGB(material.Emissive);
|
||
|
|
|
||
|
|
// read other data objects
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName.size() == 0)
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Mesh Material in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "}")
|
||
|
|
{
|
||
|
|
break; // material finished
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName.equals_ignore_case("TextureFilename"))
|
||
|
|
{
|
||
|
|
// some exporters write "TextureFileName" instead.
|
||
|
|
|
||
|
|
if (!parseDataObjectTextureFilename(material.TextureFileName))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in material in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//! reads a x file style string
|
||
|
|
bool CXFileReader::getNextTokenAsString(core::stringc& out)
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
out=getNextToken();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
findNextNoneWhiteSpace();
|
||
|
|
|
||
|
|
if (P >= End)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if (P[0] != '"')
|
||
|
|
return false;
|
||
|
|
++P;
|
||
|
|
|
||
|
|
while(P < End && P[0]!='"')
|
||
|
|
{
|
||
|
|
out.append(P[0]);
|
||
|
|
++P;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( P[1] != ';' || P[0] != '"')
|
||
|
|
return false;
|
||
|
|
P+=2;
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectAnimationSet(SXAnimationSet& set)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: Reading animation set");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject(&set.AnimationName))
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Animation Set found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName.size() == 0)
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Animation set in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "}")
|
||
|
|
{
|
||
|
|
break; // animation set finished
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "Animation")
|
||
|
|
{
|
||
|
|
set.Animations.push_back(SXAnimation());
|
||
|
|
if (!parseDataObjectAnimation(set.Animations.getLast()))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in animation set in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectAnimation(SXAnimation& anim)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading animation");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Animation found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
anim.closed = true;
|
||
|
|
anim.linearPositionQuality = true;
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName.size() == 0)
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Animation in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "}")
|
||
|
|
{
|
||
|
|
break; // animation finished
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "AnimationKey")
|
||
|
|
{
|
||
|
|
anim.Keys.push_back(SXAnimationKey());
|
||
|
|
if (!parseDataObjectAnimationKey(anim.Keys.getLast()))
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "AnimationOptions")
|
||
|
|
{
|
||
|
|
//TODO: parse options.
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
if (objectName == "{")
|
||
|
|
{
|
||
|
|
// read frame name
|
||
|
|
anim.FrameName = getNextToken();
|
||
|
|
core::stringc end = getNextToken();
|
||
|
|
if (end.size() == 0 || end != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("Unexpected ending found in Animation in x file.", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (objectName.size()>2 && objectName[0] == '{' &&
|
||
|
|
objectName[objectName.size()-1] == '}')
|
||
|
|
{
|
||
|
|
anim.FrameName = objectName.subString(1,objectName.size()-2);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown data object in animation in x file", objectName.c_str());
|
||
|
|
if (!parseUnknownDataObject())
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectAnimationKey(SXAnimationKey& animkey)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading animation key");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Animation Key found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read key type
|
||
|
|
animkey.keyType = readInt();
|
||
|
|
|
||
|
|
if ((animkey.keyType < 0) || (animkey.keyType > 4))
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown key type found in Animation Key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read number of keys
|
||
|
|
animkey.numberOfKeys = readInt();
|
||
|
|
|
||
|
|
// eat the semicolon after the "0". if there are keys present, readInt()
|
||
|
|
// does this for us. If there aren't, we need to do it explicitly
|
||
|
|
if (!binary && animkey.numberOfKeys == 0)
|
||
|
|
getNextToken(); // skip semicolon
|
||
|
|
|
||
|
|
animkey.init();
|
||
|
|
|
||
|
|
// read keys
|
||
|
|
switch(animkey.keyType)
|
||
|
|
{
|
||
|
|
case 0:
|
||
|
|
{
|
||
|
|
//read quaternions
|
||
|
|
for (s32 i=0; i<animkey.numberOfKeys; ++i)
|
||
|
|
{
|
||
|
|
// read time
|
||
|
|
animkey.time[i] = readInt();
|
||
|
|
|
||
|
|
// read count
|
||
|
|
if (readInt() != 4)
|
||
|
|
{
|
||
|
|
os::Printer::log("Expected 4 numbers in animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (readBinDWord() != 4)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key : Value count not correct", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
animkey.getQuaternion(i).W = -readFloat();
|
||
|
|
animkey.getQuaternion(i).X = -readFloat();
|
||
|
|
animkey.getQuaternion(i).Y = -readFloat();
|
||
|
|
animkey.getQuaternion(i).Z = -readFloat();
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon after quaternion animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
case 2:
|
||
|
|
{
|
||
|
|
// read vectors
|
||
|
|
for (s32 i=0; i<animkey.numberOfKeys; ++i)
|
||
|
|
{
|
||
|
|
// read time
|
||
|
|
animkey.time[i] = readInt();
|
||
|
|
|
||
|
|
// read count
|
||
|
|
if (readInt() != 3)
|
||
|
|
{
|
||
|
|
os::Printer::log("Expected 3 numbers in animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (readBinDWord() != 3)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key : Value count not correct", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
readVector3(animkey.getVector(i));
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon after vector animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 3:
|
||
|
|
case 4:
|
||
|
|
{
|
||
|
|
// read matrix
|
||
|
|
for (s32 i=0; i<animkey.numberOfKeys; ++i)
|
||
|
|
{
|
||
|
|
// read time
|
||
|
|
animkey.time[i] = readInt();
|
||
|
|
|
||
|
|
// read count
|
||
|
|
if (readInt() != 16)
|
||
|
|
{
|
||
|
|
os::Printer::log("Expected 16 numbers in animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read matrix
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (readBinDWord() != 16)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: Animation Key : Value count not correct", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (s32 m=0; m<4; ++m)
|
||
|
|
for (s32 n=0; n<4; ++n)
|
||
|
|
animkey.getMatrix(i)(m,n) = readFloat();
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon after matrix animation key in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
} // end switch
|
||
|
|
|
||
|
|
if (!binary)
|
||
|
|
getNextToken(); // skip another semicolon
|
||
|
|
core::stringc objectName = getNextToken();
|
||
|
|
|
||
|
|
if (objectName != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in animation key in x file", objectName.c_str());
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectTextureFilename(core::stringc& texturename)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading texture filename");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Texture filename found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!getNextTokenAsString(texturename))
|
||
|
|
{
|
||
|
|
os::Printer::log("Unknown syntax while reading texture filename string in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Texture filename found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMeshNormals(core::array<core::vector3df>& normals,
|
||
|
|
core::array< s32 >& normalIndices,
|
||
|
|
s32 triangulatedIndexCount,
|
||
|
|
core::array< s32 >& indexCountPerFace)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading mesh normals");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Mesh Normals found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read count
|
||
|
|
s32 nNormals;
|
||
|
|
s32 count;
|
||
|
|
nNormals = readInt();
|
||
|
|
normals.set_used(nNormals);
|
||
|
|
|
||
|
|
// read normals
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: MeshNormals: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
count = readBinDWord();
|
||
|
|
if (count != nNormals * 3)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: MeshNormals: Value count not equal to normal count", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for (s32 i=0; i<nNormals; ++i)
|
||
|
|
readVector3(normals[i]);
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Normals Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read face normal indices
|
||
|
|
s32 nFNormals = readInt();
|
||
|
|
normalIndices.set_used(triangulatedIndexCount);
|
||
|
|
|
||
|
|
s32 normalidx = 0;
|
||
|
|
core::array<s32> polygonfaces;
|
||
|
|
for (s32 k=0; k<nFNormals; ++k)
|
||
|
|
{
|
||
|
|
s32 fcnt = readInt();
|
||
|
|
s32 triangles = fcnt - 2;
|
||
|
|
s32 indexcount = triangles * 3;
|
||
|
|
|
||
|
|
if (indexcount != indexCountPerFace[k])
|
||
|
|
{
|
||
|
|
os::Printer::log("Not matching normal and face index count found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (indexcount == 3)
|
||
|
|
{
|
||
|
|
// default, only one triangle in this face
|
||
|
|
for (s32 h=0; h<3; ++h)
|
||
|
|
normalIndices[normalidx++] = readInt();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// multiple triangles in this face
|
||
|
|
polygonfaces.set_used(fcnt);
|
||
|
|
|
||
|
|
for (s32 h=0; h<fcnt; ++h)
|
||
|
|
polygonfaces[h] = readInt();
|
||
|
|
|
||
|
|
for (s32 jk=0; jk<triangles; ++jk)
|
||
|
|
{
|
||
|
|
normalIndices[normalidx++] = polygonfaces[0];
|
||
|
|
normalIndices[normalidx++] = polygonfaces[jk+1];
|
||
|
|
normalIndices[normalidx++] = polygonfaces[jk+2];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Face Normals Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Mesh Normals found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMeshTextureCoords(
|
||
|
|
core::array<core::vector2df>& textureCoords)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading mesh texture coordinates");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace in Mesh Texture Coordinates found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 nCoords;
|
||
|
|
u32 count;
|
||
|
|
nCoords = readInt();
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: MeshTextureCoords: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
count = readBinDWord();
|
||
|
|
}
|
||
|
|
textureCoords.set_used(nCoords);
|
||
|
|
|
||
|
|
for (s32 i=0; i<nCoords; ++i)
|
||
|
|
readVector2(textureCoords[i]);
|
||
|
|
|
||
|
|
if (!checkForTwoFollowingSemicolons())
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Texture Coordinates Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Mesh Texture Coordinates Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseDataObjectMeshVertexColors(
|
||
|
|
core::array<SXIndexedColor>& vertexColors)
|
||
|
|
{
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
os::Printer::log("CXFileReader: reading mesh vertex colors");
|
||
|
|
#endif
|
||
|
|
|
||
|
|
if (!readHeadOfDataObject())
|
||
|
|
{
|
||
|
|
os::Printer::log("No opening brace for Mesh Vertex Colors found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 nColors;
|
||
|
|
u32 count;
|
||
|
|
nColors = readInt();
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (readBinWord() != 7)
|
||
|
|
{
|
||
|
|
os::Printer::log("Binary X: MeshVertexColors: Expecting float list", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
count = readBinDWord();
|
||
|
|
}
|
||
|
|
vertexColors.set_used(nColors);
|
||
|
|
|
||
|
|
for (s32 i=0; i<nColors; ++i)
|
||
|
|
{
|
||
|
|
vertexColors[i].Index=readInt();
|
||
|
|
readRGBA(vertexColors[i].Color);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != ";")
|
||
|
|
{
|
||
|
|
os::Printer::log("No finishing semicolon in Mesh Vertex Colors Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (getNextToken() != "}")
|
||
|
|
{
|
||
|
|
os::Printer::log("No closing brace in Mesh Texture Coordinates Array found in x file", ELL_WARNING);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
bool CXFileReader::parseUnknownDataObject()
|
||
|
|
{
|
||
|
|
// find opening delimiter
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
core::stringc t = getNextToken();
|
||
|
|
|
||
|
|
if (t.size() == 0)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if (t == "{")
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 counter = 1;
|
||
|
|
|
||
|
|
// parse until closing delimiter
|
||
|
|
|
||
|
|
while(counter)
|
||
|
|
{
|
||
|
|
core::stringc t = getNextToken();
|
||
|
|
|
||
|
|
if (t.size() == 0)
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if (t == "{")
|
||
|
|
++counter;
|
||
|
|
else
|
||
|
|
if (t == "}")
|
||
|
|
--counter;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
//! checks for two following semicolons, returns false if they are not there
|
||
|
|
bool CXFileReader::checkForTwoFollowingSemicolons()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
return true;
|
||
|
|
|
||
|
|
for (s32 k=0; k<2; ++k)
|
||
|
|
{
|
||
|
|
findNextNoneWhiteSpace();
|
||
|
|
if (P[0] != ';')
|
||
|
|
return false;
|
||
|
|
++P;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//! reads header of dataobject including the opening brace.
|
||
|
|
//! returns false if error happened, and writes name of object
|
||
|
|
//! if there is one
|
||
|
|
bool CXFileReader::readHeadOfDataObject(core::stringc* outname)
|
||
|
|
{
|
||
|
|
core::stringc nameOrBrace = getNextToken();
|
||
|
|
if (nameOrBrace != "{")
|
||
|
|
{
|
||
|
|
if (outname)
|
||
|
|
(*outname) = nameOrBrace;
|
||
|
|
|
||
|
|
if (nameOrBrace.size() != 0 &&
|
||
|
|
nameOrBrace[nameOrBrace.size()-1] == '{')
|
||
|
|
{
|
||
|
|
(*outname) = nameOrBrace.subString(0, nameOrBrace.size()-1);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
if (getNextToken() != "{")
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//! returns next parseable token. Returns empty string if no token there
|
||
|
|
core::stringc CXFileReader::getNextToken()
|
||
|
|
{
|
||
|
|
core::stringc s;
|
||
|
|
|
||
|
|
// process binary-formatted file
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
// in binary mode it will only return NAME and STRING token
|
||
|
|
// and (correctly) skip over other tokens.
|
||
|
|
|
||
|
|
s16 tok = readBinWord();
|
||
|
|
s32 len;
|
||
|
|
|
||
|
|
// standalone tokens
|
||
|
|
switch (tok) {
|
||
|
|
case 1:
|
||
|
|
// name token
|
||
|
|
len = readBinDWord();
|
||
|
|
s = core::stringc(P, len);
|
||
|
|
P += len;
|
||
|
|
return s;
|
||
|
|
case 2:
|
||
|
|
// string token
|
||
|
|
len = readBinDWord();
|
||
|
|
s = core::stringc(P, len);
|
||
|
|
P += (len + 2);
|
||
|
|
return s;
|
||
|
|
case 3:
|
||
|
|
// integer token
|
||
|
|
P += 4;
|
||
|
|
return "<integer>";
|
||
|
|
case 5:
|
||
|
|
// GUID token
|
||
|
|
P += 16;
|
||
|
|
return "<guid>";
|
||
|
|
case 6:
|
||
|
|
len = readBinDWord();
|
||
|
|
P += (len * 4);
|
||
|
|
return "<int_list>";
|
||
|
|
case 7:
|
||
|
|
len = readBinDWord();
|
||
|
|
P += (len * FloatSize);
|
||
|
|
return "<flt_list>";
|
||
|
|
case 0x0a:
|
||
|
|
return "{";
|
||
|
|
case 0x0b:
|
||
|
|
return "}";
|
||
|
|
case 0x0c:
|
||
|
|
return "(";
|
||
|
|
case 0x0d:
|
||
|
|
return ")";
|
||
|
|
case 0x0e:
|
||
|
|
return "[";
|
||
|
|
case 0x0f:
|
||
|
|
return "]";
|
||
|
|
case 0x10:
|
||
|
|
return "<";
|
||
|
|
case 0x11:
|
||
|
|
return ">";
|
||
|
|
case 0x12:
|
||
|
|
return ".";
|
||
|
|
case 0x13:
|
||
|
|
return ",";
|
||
|
|
case 0x14:
|
||
|
|
return ";";
|
||
|
|
case 0x1f:
|
||
|
|
return "template";
|
||
|
|
case 0x28:
|
||
|
|
return "WORD";
|
||
|
|
case 0x29:
|
||
|
|
return "DWORD";
|
||
|
|
case 0x2a:
|
||
|
|
return "FLOAT";
|
||
|
|
case 0x2b:
|
||
|
|
return "DOUBLE";
|
||
|
|
case 0x2c:
|
||
|
|
return "CHAR";
|
||
|
|
case 0x2d:
|
||
|
|
return "UCHAR";
|
||
|
|
case 0x2e:
|
||
|
|
return "SWORD";
|
||
|
|
case 0x2f:
|
||
|
|
return "SDWORD";
|
||
|
|
case 0x30:
|
||
|
|
return "void";
|
||
|
|
case 0x31:
|
||
|
|
return "string";
|
||
|
|
case 0x32:
|
||
|
|
return "unicode";
|
||
|
|
case 0x34:
|
||
|
|
return "array";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// process text-formatted file
|
||
|
|
else
|
||
|
|
{
|
||
|
|
findNextNoneWhiteSpace();
|
||
|
|
|
||
|
|
if (P >= End)
|
||
|
|
return s;
|
||
|
|
|
||
|
|
while(P < End && !core::isspace(P[0]))
|
||
|
|
{
|
||
|
|
s.append(P[0]);
|
||
|
|
++P;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return s;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//! places pointer to next begin of a token, which must be a number,
|
||
|
|
// and ignores comments
|
||
|
|
void CXFileReader::findNextNoneWhiteSpaceNumber()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
return;
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
while((P < End) && (P[0] != '-') && (P[0] != '.') &&
|
||
|
|
!( core::isdigit(P[0])))
|
||
|
|
++P;
|
||
|
|
|
||
|
|
if (P >= End)
|
||
|
|
return;
|
||
|
|
|
||
|
|
// check if this is a comment
|
||
|
|
if ((P[0] == '/' && P[1] == '/') || P[0] == '#')
|
||
|
|
readUntilEndOfLine();
|
||
|
|
else
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// places pointer to next begin of a token, and ignores comments
|
||
|
|
void CXFileReader::findNextNoneWhiteSpace()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
return;
|
||
|
|
|
||
|
|
while(true)
|
||
|
|
{
|
||
|
|
while(P < End && (P[0]==' ' || P[0]=='\n' || P[0]=='\r' || P[0]=='\t'))
|
||
|
|
++P;
|
||
|
|
|
||
|
|
if (P >= End)
|
||
|
|
return;
|
||
|
|
|
||
|
|
// check if this is a comment
|
||
|
|
if ((P[0] == '/' && P[1] == '/') ||
|
||
|
|
P[0] == '#')
|
||
|
|
readUntilEndOfLine();
|
||
|
|
else
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void CXFileReader::readUntilEndOfLine()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
return;
|
||
|
|
|
||
|
|
while(P < End)
|
||
|
|
{
|
||
|
|
if (P[0] == '\n')
|
||
|
|
{
|
||
|
|
++P;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
++P;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//! Returns if the loaded mesh is static
|
||
|
|
bool CXFileReader::isStaticMesh() const
|
||
|
|
{
|
||
|
|
return AnimationSets.empty();
|
||
|
|
}
|
||
|
|
|
||
|
|
//! returns count of animations
|
||
|
|
s32 CXFileReader::getAnimationSetCount() const
|
||
|
|
{
|
||
|
|
return AnimationSets.size();
|
||
|
|
}
|
||
|
|
|
||
|
|
//! returns a specific animation set
|
||
|
|
CXFileReader::SXAnimationSet& CXFileReader::getAnimationSet(s32 i)
|
||
|
|
{
|
||
|
|
return AnimationSets[i];
|
||
|
|
}
|
||
|
|
|
||
|
|
//! returns the root frame of the mesh
|
||
|
|
core::array<CXFileReader::SXFrame> & CXFileReader::getRootFrames()
|
||
|
|
{
|
||
|
|
return RootFrames;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void CXFileReader::computeGlobalFrameMatrices(SXFrame& frame, const SXFrame* const parent)
|
||
|
|
{
|
||
|
|
if (!parent)
|
||
|
|
frame.GlobalMatrix = frame.LocalMatrix;
|
||
|
|
else
|
||
|
|
frame.GlobalMatrix = parent->GlobalMatrix * frame.LocalMatrix;
|
||
|
|
|
||
|
|
#ifdef _XREADER_DEBUG
|
||
|
|
char tmp[255];
|
||
|
|
sprintf(tmp, "CXFileReader: Frame %s ", frame.Name.c_str());
|
||
|
|
os::Printer::log(tmp);
|
||
|
|
for (int i=0; i<4; ++i)
|
||
|
|
{
|
||
|
|
sprintf(tmp, " %f, %f, %f, %f",
|
||
|
|
frame.LocalMatrix(i,0),
|
||
|
|
frame.LocalMatrix(i,1),
|
||
|
|
frame.LocalMatrix(i,2),
|
||
|
|
frame.LocalMatrix(i,3));
|
||
|
|
os::Printer::log(tmp);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
for (u32 c=0; c<frame.ChildFrames.size(); ++c)
|
||
|
|
computeGlobalFrameMatrices(frame.ChildFrames[c], &frame);
|
||
|
|
}
|
||
|
|
|
||
|
|
inline u16 CXFileReader::readBinWord()
|
||
|
|
{
|
||
|
|
u8 *Q = (u8 *)P;
|
||
|
|
u16 tmp = 0;
|
||
|
|
tmp = Q[0] + (Q[1] << 8);
|
||
|
|
P += 2;
|
||
|
|
return tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline u32 CXFileReader::readBinDWord()
|
||
|
|
{
|
||
|
|
u8 *Q = (u8 *)P;
|
||
|
|
u32 tmp = 0;
|
||
|
|
tmp = Q[0] + (Q[1] << 8) + (Q[2] << 16) + (Q[3] << 24);
|
||
|
|
P += 4;
|
||
|
|
return tmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline s32 CXFileReader::readInt()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (!binaryNumCount)
|
||
|
|
{
|
||
|
|
readBinWord(); // 0x06
|
||
|
|
binaryNumCount=readBinDWord(); // 0x0001
|
||
|
|
}
|
||
|
|
--binaryNumCount;
|
||
|
|
return readBinDWord();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
f32 ftmp;
|
||
|
|
findNextNoneWhiteSpaceNumber();
|
||
|
|
P = core::fast_atof_move(P, ftmp);
|
||
|
|
return (s32)ftmp;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
inline f32 CXFileReader::readFloat()
|
||
|
|
{
|
||
|
|
if (binary)
|
||
|
|
{
|
||
|
|
if (FloatSize == 8)
|
||
|
|
{
|
||
|
|
char tmp[8];
|
||
|
|
memcpy(tmp, P, 8);
|
||
|
|
P += 8;
|
||
|
|
return (f32)(*(f64 *)tmp);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
char tmp[4];
|
||
|
|
memcpy(tmp, P, 4);
|
||
|
|
P += 4;
|
||
|
|
return *(f32 *)tmp;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
findNextNoneWhiteSpaceNumber();
|
||
|
|
f32 ftmp;
|
||
|
|
P = core::fast_atof_move(P, ftmp);
|
||
|
|
return ftmp;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read 2-dimensional vector. Stops at semicolon after second value for text file format
|
||
|
|
inline bool CXFileReader::readVector2(core::vector2df& vec)
|
||
|
|
{
|
||
|
|
vec.X = readFloat();
|
||
|
|
vec.Y = readFloat();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read 3-dimensional vector. Stops at semicolon after third value for text file format
|
||
|
|
inline bool CXFileReader::readVector3(core::vector3df& vec)
|
||
|
|
{
|
||
|
|
vec.X = readFloat();
|
||
|
|
vec.Y = readFloat();
|
||
|
|
vec.Z = readFloat();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
// read color without alpha value. Stops after second semicolon after blue value
|
||
|
|
inline bool CXFileReader::readRGB(video::SColorf& color)
|
||
|
|
{
|
||
|
|
color.r = readFloat();
|
||
|
|
color.g = readFloat();
|
||
|
|
color.b = readFloat();
|
||
|
|
color.a = 1.0f;
|
||
|
|
return checkForTwoFollowingSemicolons();
|
||
|
|
}
|
||
|
|
|
||
|
|
// read color with alpha value. Stops after second semicolon after blue value
|
||
|
|
inline bool CXFileReader::readRGBA(video::SColorf& color)
|
||
|
|
{
|
||
|
|
color.r = readFloat();
|
||
|
|
color.g = readFloat();
|
||
|
|
color.b = readFloat();
|
||
|
|
color.a = readFloat();
|
||
|
|
return checkForTwoFollowingSemicolons();
|
||
|
|
}
|
||
|
|
|
||
|
|
} // end namespace scene
|
||
|
|
} // end namespace irr
|
||
|
|
|