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104 lines
2.4 KiB
104 lines
2.4 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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//=============================================================================//
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#include "scratchpad_helpers.h"
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#include "bspfile.h"
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#include "bsplib.h"
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void ScratchPad_DrawWinding(
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IScratchPad3D *pPad,
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int nPoints,
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Vector *pPoints,
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Vector vColor,
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Vector vOffset )
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{
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for ( int i=0; i < nPoints; i++ )
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{
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pPad->DrawLine( CSPVert( pPoints[i]+vOffset, vColor ), CSPVert( pPoints[(i+1)%nPoints]+vOffset, vColor ) );
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}
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}
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void ScratchPad_DrawFace( IScratchPad3D *pPad, dface_t *f, int iFaceNumber, const CSPColor &faceColor, const Vector &vOffset )
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{
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// Draw the face's outline, then put text for its face index on it too.
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CUtlVector<Vector> points;
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for ( int iEdge = 0; iEdge < f->numedges; iEdge++ )
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{
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int v;
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int se = dsurfedges[f->firstedge + iEdge];
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if ( se < 0 )
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v = dedges[-se].v[1];
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else
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v = dedges[se].v[0];
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dvertex_t *dv = &dvertexes[v];
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points.AddToTail( dv->point );
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}
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// Draw the outline.
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Vector vCenter( 0, 0, 0 );
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for ( int iEdge=0; iEdge < points.Count(); iEdge++ )
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{
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pPad->DrawLine( CSPVert( points[iEdge]+vOffset, faceColor ), CSPVert( points[(iEdge+1)%points.Count()]+vOffset, faceColor ) );
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vCenter += points[iEdge];
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}
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vCenter /= points.Count();
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vCenter += vOffset;
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// Draw the text.
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if ( iFaceNumber != -1 )
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{
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char str[64];
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Q_snprintf( str, sizeof( str ), "%d", iFaceNumber );
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CTextParams params;
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params.m_bCentered = true;
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params.m_bOutline = true;
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params.m_flLetterWidth = 2;
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params.m_vColor.Init( 1, 0, 0 );
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VectorAngles( dplanes[f->planenum].normal, params.m_vAngles );
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params.m_bTwoSided = true;
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params.m_vPos = vCenter;
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pPad->DrawText( str, params );
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}
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}
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void ScratchPad_DrawWorld( IScratchPad3D *pPad, bool bDrawFaceNumbers, const CSPColor &faceColor )
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{
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bool bAutoFlush = pPad->GetAutoFlush();
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pPad->SetAutoFlush( false );
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for ( int i=0; i < numleafs; i++ )
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{
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dleaf_t *l = &dleafs[i];
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if ( l->contents & CONTENTS_DETAIL )
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continue;
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for ( int z=0; z < l->numleaffaces; z++ )
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{
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int iFace = dleaffaces[l->firstleafface+z];
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dface_t *f = &dfaces[iFace];
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ScratchPad_DrawFace( pPad, f, bDrawFaceNumbers ? i : -1 );
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}
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}
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pPad->SetAutoFlush( bAutoFlush );
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}
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void ScratchPad_DrawWorld( bool bDrawFaceNumbers, const CSPColor &faceColor )
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{
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IScratchPad3D *pPad = ScratchPad3D_Create();
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ScratchPad_DrawWorld( pPad, bDrawFaceNumbers );
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}
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