128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#ifndef MDLLIB_STRIPINFO_H
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#define MDLLIB_STRIPINFO_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "mdllib/mdllib.h"
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#include "mdllib_utils.h"
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#include "UtlSortVector.h"
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//
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// CMdlStripInfo
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// Implementation of IMdlStripInfo interface
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//
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class CMdlStripInfo : public IMdlStripInfo
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{
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public:
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CMdlStripInfo();
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//
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// Serialization
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//
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public:
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// Save the strip info to the buffer (appends to the end)
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virtual bool Serialize( CUtlBuffer &bufStorage ) const;
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// Load the strip info from the buffer (reads from the current position as much as needed)
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virtual bool UnSerialize( CUtlBuffer &bufData );
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//
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// Stripping info state
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//
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public:
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// Returns the checksums that the stripping info was generated for:
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// plChecksumOriginal if non-NULL will hold the checksum of the original model submitted for stripping
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// plChecksumStripped if non-NULL will hold the resulting checksum of the stripped model
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virtual bool GetCheckSum( long *plChecksumOriginal, long *plChecksumStripped ) const;
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//
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// Stripping
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//
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public:
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//
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// StripHardwareVertsBuffer
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// The main function that strips the vhv buffer
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// vhvBuffer - vhv buffer, updated, size reduced
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//
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virtual bool StripHardwareVertsBuffer( CUtlBuffer &vhvBuffer );
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//
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// StripModelBuffer
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// The main function that strips the mdl buffer
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// mdlBuffer - mdl buffer, updated
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//
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virtual bool StripModelBuffer( CUtlBuffer &mdlBuffer );
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//
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// StripVertexDataBuffer
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// The main function that strips the vvd buffer
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// vvdBuffer - vvd buffer, updated, size reduced
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//
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virtual bool StripVertexDataBuffer( CUtlBuffer &vvdBuffer );
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//
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// StripOptimizedModelBuffer
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// The main function that strips the vtx buffer
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// vtxBuffer - vtx buffer, updated, size reduced
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//
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virtual bool StripOptimizedModelBuffer( CUtlBuffer &vtxBuffer );
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//
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// Release the object with "delete this"
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//
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public:
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virtual void DeleteThis();
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public:
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void Reset();
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public:
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enum Mode
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{
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MODE_UNINITIALIZED = 0,
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MODE_NO_CHANGE = 1,
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MODE_STRIP_LOD_1N = 2,
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};
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//
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// Internal data used for stripping
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//
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public:
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int m_eMode;
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long m_lChecksumOld, m_lChecksumNew;
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CGrowableBitVec m_vtxVerts;
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CUtlSortVector< unsigned short, CLessSimple< unsigned short > > m_vtxIndices;
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//
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// Mesh ranges fixup
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//
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public:
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struct MdlRangeItem
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{
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/* implicit */ MdlRangeItem( int offOld = 0, int numOld = 0, int offNew = 0, int numNew = 0 ) :
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m_offOld( offOld ), m_offNew( offNew ), m_numOld( numOld ), m_numNew( numNew ) {}
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int m_offOld, m_offNew;
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int m_numOld, m_numNew;
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bool operator < ( MdlRangeItem const &x ) const { return m_offNew < x.m_offNew; }
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};
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CUtlSortVector< CMdlStripInfo::MdlRangeItem, CLessSimple< CMdlStripInfo::MdlRangeItem > > m_vtxMdlOffsets;
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};
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#endif // #ifndef MDLLIB_STRIPINFO_H
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