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138 lines
3.0 KiB
138 lines
3.0 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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#include "hsTypes.h"
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#include "plSpanTemplate.h"
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#include "plSpanInstance.h"
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#include "hsStream.h"
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#include "hsGeometry3.h"
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plSpanTemplate::plSpanTemplate()
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: fNumVerts(0),
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fFormat(0),
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fData(nil),
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fNumTris(0),
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fIndices(nil)
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{
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}
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UInt32 plSpanTemplate::CalcStride()
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{
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fStride = 0;
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if( NumPos() )
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fStride += sizeof(hsPoint3);
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if( NumNorm() )
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fStride += sizeof(hsVector3);
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if( NumColor() )
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fStride += sizeof(UInt32);
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if( NumColor2() )
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fStride += sizeof(UInt32);
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if( NumWgtIdx() )
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fStride += sizeof(UInt32);
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if( NumUVWs() )
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fStride += (UInt8)(sizeof(hsPoint3) * NumUVWs());
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if( NumWeights() )
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fStride += (UInt8)(sizeof(hsScalar) * NumWeights());
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return UInt32(fStride);
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}
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void plSpanTemplate::Alloc(UInt16 format, UInt32 numVerts, UInt32 numTris)
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{
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DeAlloc();
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fNumVerts = (UInt16)numVerts;
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fFormat = format;
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CalcStride();
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fNumTris = (UInt16)numTris;
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fData = TRACKED_NEW UInt8[VertSize()];
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fIndices = TRACKED_NEW UInt16[NumIndices()];
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}
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void plSpanTemplate::DeAlloc()
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{
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delete [] fData;
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delete [] fIndices;
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fNumTris = 0;
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fNumVerts = 0;
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fFormat = 0;
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fData = nil;
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fIndices = nil;
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}
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void plSpanTemplate::Read(hsStream* stream)
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{
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fNumVerts = stream->ReadSwap16();
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fFormat = stream->ReadSwap16();
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fNumTris = stream->ReadSwap16();
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Alloc(fFormat, fNumVerts, fNumTris);
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stream->Read(VertSize(), fData);
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stream->Read(IndexSize(), fIndices);
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}
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void plSpanTemplate::Write(hsStream* stream) const
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{
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stream->WriteSwap16(fNumVerts);
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stream->WriteSwap16(fFormat);
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stream->WriteSwap16(fNumTris);
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stream->Write(VertSize(), fData);
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stream->Write(IndexSize(), fIndices);
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}
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void plSpanTemplateB::ComputeBounds()
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{
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fLocalBounds.MakeEmpty();
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int i;
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for( i = 0; i < NumVerts(); i++ )
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fLocalBounds.Union(Position(i));
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}
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void plSpanTemplateB::AllocColors()
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{
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fMultColors = TRACKED_NEW hsColorRGBA[NumVerts()];
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fAddColors = TRACKED_NEW hsColorRGBA[NumVerts()];
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}
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void plSpanTemplateB::DeAllocColors()
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{
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delete [] fMultColors;
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delete [] fAddColors;
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fMultColors = nil;
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fAddColors = nil;
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}
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