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