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FluorescentCIAAfricanAmerican
2020-04-22 12:56:21 -04:00
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utils/common/mstristrip.h
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
//-----------------------------------------------------------------------------
// FILE: TRISTRIP.H
//
// Desc: tristrip header file
//
// Copyright (c) 1999-2000 Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
typedef unsigned short WORD;
//
// Main Stripify routine. Returns number of strip indices contained
// in ppstripindices. Caller must delete [] ppstripindices.
//
int Stripify(
int numtris, // Number of triangles
WORD *ptriangles, // triangle indices pointer
int *pnumindices, // number of indices in ppstripindices (out)
WORD **ppstripindices // triangle strip indices
);
//
// Re-arrange vertices so that they occur in the order that they are first
// used. This function doesn't actually move vertex data around, it returns
// an array that specifies where in the new vertex array each old vertex
// should go. It also re-maps the strip indices to use the new vertex
// locations. Caller must delete [] pVertexPermutation.
//
void ComputeVertexPermutation
(
int numstripindices, // Number of strip indices
WORD *pstripindices, // Strip indices
int *pnumverts, // Number of verts (in and out)
WORD **ppvertexpermutation // Map from orignal index to remapped index
);