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