151 lines
3.2 KiB
C
Executable file
151 lines
3.2 KiB
C
Executable file
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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* $Source: /cvsroot/dxx-rebirth/d1x-rebirth/2d/box.c,v $
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* $Revision: 1.1.1.1 $
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* $Author: zicodxx $
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* $Date: 2006/03/17 19:38:52 $
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*
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* Graphical routines for drawing boxes.
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*
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* $Log: box.c,v $
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* Revision 1.1.1.1 2006/03/17 19:38:52 zicodxx
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* initial import
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*
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* Revision 1.1.1.1 1999/06/14 21:57:16 donut
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* Import of d1x 1.37 source.
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*
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* Revision 1.3 1994/11/18 22:50:19 john
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* Changed shorts to ints in parameters.
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*
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* Revision 1.2 1993/10/15 16:23:31 john
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* y
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*
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* Revision 1.1 1993/09/08 11:43:11 john
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* Initial revision
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*
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*
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*/
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#include "u_mem.h"
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#include "gr.h"
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#include "grdef.h"
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void gr_ubox0(int left,int top,int right,int bot)
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{
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int i, d;
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unsigned char * ptr1;
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unsigned char * ptr2;
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ptr1 = DATA + ROWSIZE *top+left;
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ptr2 = ptr1;
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d = right - left;
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for (i=top; i<=bot; i++ )
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{
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ptr2[0] = (unsigned char) COLOR;
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ptr2[d] = (unsigned char) COLOR;
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ptr2 += ROWSIZE;
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}
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ptr2 = ptr1;
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d = (bot - top)*ROWSIZE;
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for (i=1; i<(right-left); i++ )
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{
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ptr2[i+0] = (unsigned char) COLOR;
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ptr2[i+d] = (unsigned char) COLOR;
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}
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}
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void gr_box0(int left,int top,int right,int bot)
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{
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if (top > MAXY ) return;
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if (bot < MINY ) return;
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if (left > MAXX ) return;
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if (right < MINX ) return;
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if (top < MINY) top = MINY;
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if (bot > MAXY ) bot = MAXY;
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if (left < MINX) left = MINX;
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if (right > MAXX ) right = MAXX;
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gr_ubox0(left,top,right,bot);
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}
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void gr_ubox12(int left,int top,int right,int bot)
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{
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int i;
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for (i=top; i<=bot; i++ )
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{
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gr_upixel( left, i );
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gr_upixel( right, i );
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}
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gr_uscanline( left, right, top );
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gr_uscanline( left, right, bot );
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}
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void gr_box12(int left,int top,int right,int bot)
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{
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if (top > MAXY ) return;
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if (bot < MINY ) return;
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if (left > MAXX ) return;
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if (right < MINX ) return;
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if (top < MINY) top = MINY;
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if (bot > MAXY ) bot = MAXY;
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if (left < MINX) left = MINX;
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if (right > MAXX ) right = MAXX;
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gr_ubox12(left, top, right, bot );
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}
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void gr_ubox(int left,int top,int right,int bot)
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{
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if (TYPE==BM_LINEAR)
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gr_ubox0( left, top, right, bot );
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#ifdef __MSDOS__
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else if ( TYPE == BM_MODEX )
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gr_ubox12( left, top, right, bot );
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#endif
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else
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gr_ubox12( left, top, right, bot );
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}
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void gr_box(int left,int top,int right,int bot)
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{
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if (TYPE==BM_LINEAR)
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gr_box0( left, top, right, bot );
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#ifdef __MSDOS__
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else if ( TYPE == BM_MODEX )
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gr_box12( left, top, right, bot );
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#endif
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else
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gr_ubox12( left, top, right, bot );
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}
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