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Annotation of quakeworld/client/d_zpoint.c, revision 1.1

1.1     ! root        1: /*
        !             2: Copyright (C) 1996-1997 Id Software, Inc.
        !             3: 
        !             4: This program is free software; you can redistribute it and/or
        !             5: modify it under the terms of the GNU General Public License
        !             6: as published by the Free Software Foundation; either version 2
        !             7: of the License, or (at your option) any later version.
        !             8: 
        !             9: This program is distributed in the hope that it will be useful,
        !            10: but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            11: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
        !            12: 
        !            13: See the GNU General Public License for more details.
        !            14: 
        !            15: You should have received a copy of the GNU General Public License
        !            16: along with this program; if not, write to the Free Software
        !            17: Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
        !            18: 
        !            19: */
        !            20: // d_zpoint.c: software driver module for drawing z-buffered points
        !            21: 
        !            22: #include "quakedef.h"
        !            23: #include "d_local.h"
        !            24: 
        !            25: 
        !            26: /*
        !            27: =====================
        !            28: D_DrawZPoint
        !            29: =====================
        !            30: */
        !            31: void D_DrawZPoint (void)
        !            32: {
        !            33:        byte    *pdest;
        !            34:        short   *pz;
        !            35:        int             izi;
        !            36:        
        !            37:        pz = d_pzbuffer + (d_zwidth * r_zpointdesc.v) + r_zpointdesc.u;
        !            38:        pdest = d_viewbuffer + d_scantable[r_zpointdesc.v] + r_zpointdesc.u;
        !            39:        izi = (int)(r_zpointdesc.zi * 0x8000);
        !            40: 
        !            41:        if (*pz <= izi)
        !            42:        {
        !            43:                *pz = izi;
        !            44:                *pdest = r_zpointdesc.color;
        !            45:        }
        !            46: }
        !            47: 

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