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https://github.com/nzp-team/fteqw.git
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ccf48364b1
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@2278 fc73d0e0-1445-4013-8a0c-d673dee63da5
667 lines
13 KiB
C
667 lines
13 KiB
C
/*
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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// r_misc.c
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#include "quakedef.h"
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#include "r_local.h"
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extern int r_viewcluster, r_viewcluster2, r_oldviewcluster, r_oldviewcluster2;
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/*
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===============
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R_CheckVariables
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===============
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*/
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void R_CheckVariables (void)
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{
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}
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/*
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============
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Show
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Debugging use
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============
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*/
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void Show (void)
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{
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vrect_t vr;
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vr.x = vr.y = 0;
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vr.width = vid.width;
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vr.height = vid.height;
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vr.pnext = NULL;
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SWVID_Update (&vr);
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}
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/*
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====================
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R_TimeRefresh_f
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For program optimization
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====================
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*/
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void SWR_TimeRefresh_f (void)
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{
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int i;
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float start, stop, time;
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int startangle;
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vrect_t vr;
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startangle = r_refdef.viewangles[1];
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start = Sys_DoubleTime ();
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for (i=0 ; i<128 ; i++)
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{
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r_refdef.viewangles[1] = i/128.0*360.0;
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VID_LockBuffer ();
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R_RenderView ();
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VID_UnlockBuffer ();
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vr.x = r_refdef.vrect.x;
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vr.y = r_refdef.vrect.y;
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vr.width = r_refdef.vrect.width;
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vr.height = r_refdef.vrect.height;
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vr.pnext = NULL;
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SWVID_Update (&vr);
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}
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stop = Sys_DoubleTime ();
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time = stop-start;
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Con_Printf ("%f seconds (%f fps)\n", time, 128/time);
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r_refdef.viewangles[1] = startangle;
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}
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/*
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================
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R_LineGraph
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Only called by R_DisplayTime
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================
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*/
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void R_LineGraph (int x, int y, int h)
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{
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int i;
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qbyte *dest;
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unsigned short *dest16;
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unsigned int *dest32;
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int s;
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unsigned int color;
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// FIXME: should be disabled on no-buffer adapters, or should be in the driver
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// x += r_refdef.vrect.x;
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// y += r_refdef.vrect.y;
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s = r_graphheight.value;
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if (h>s)
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h = s;
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if (h == 10000)
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color = 0x6f; // yellow
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else if (h == 9999)
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color = 0x4f; // red
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else if (h == 9998)
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color = 0xd0; // blue
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else
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color = 0xff; // pink
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switch (r_pixbytes)
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{
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case 2: // 16 bpp
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dest16 = (unsigned short*)vid.buffer + vid.rowbytes*y + x;
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// use constant colors instead?
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color = d_8to16table[color];
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for (i=0 ; i<h ; i++, dest16 -= vid.rowbytes*2)
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{
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dest16[0] = color;
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// *(dest-vid.rowbytes) = 0x30;
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}
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break;
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case 4: // 32 bpp
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dest32 = (unsigned int*)vid.buffer + vid.rowbytes*y + x;
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// use constant colors instead?
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color = d_8to32table[color];
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for (i=0 ; i<h ; i++, dest32 -= vid.rowbytes*2)
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{
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dest32[0] = color;
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// *(dest-vid.rowbytes) = 0x30;
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}
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break;
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default: // 8 bpp
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dest = vid.buffer + vid.rowbytes*y + x;
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for (i=0 ; i<h ; i++, dest -= vid.rowbytes*2)
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{
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dest[0] = color;
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// *(dest-vid.rowbytes) = 0x30;
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}
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}
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}
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/*
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==============
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R_TimeGraph
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Performance monitoring tool
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==============
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*/
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#define MAX_TIMINGS 100
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int graphval;
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void R_TimeGraph (void)
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{
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static int timex;
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int a;
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float r_time2;
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static qbyte r_timings[MAX_TIMINGS];
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int x;
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r_time2 = Sys_DoubleTime ();
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a = (r_time2-r_time1)/0.01;
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//a = fabs(mouse_y * 0.05);
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//a = (int)((r_refdef.vieworg[2] + 1024)/1)%(int)r_graphheight.value;
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//a = (int)((pmove.velocity[2] + 500)/10);
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//a = fabs(velocity[0])/20;
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//a = ((int)fabs(origin[0])/8)%20;
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//a = (cl.idealpitch + 30)/5;
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//a = (int)(cl.simangles[YAW] * 64/360) & 63;
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a = graphval;
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r_timings[timex] = a;
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a = timex;
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if (r_refdef.vrect.width <= MAX_TIMINGS)
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x = r_refdef.vrect.width-1;
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else
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x = r_refdef.vrect.width -
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(r_refdef.vrect.width - MAX_TIMINGS)/2;
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do
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{
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R_LineGraph (x, r_refdef.vrect.height-2, r_timings[a]);
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if (x==0)
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break; // screen too small to hold entire thing
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x--;
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a--;
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if (a == -1)
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a = MAX_TIMINGS-1;
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} while (a != timex);
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timex = (timex+1)%MAX_TIMINGS;
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}
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/*
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==============
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R_NetGraph
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==============
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*/
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void SWR_NetGraph (void)
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{
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int a, x, y, y2, w, i;
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int lost;
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char st[80];
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if (vid.width - 16 <= NET_TIMINGS)
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w = vid.width - 16;
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else
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w = NET_TIMINGS;
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x = -(int)((vid.width - 320)>>1);
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y = vid.height - sb_lines - 24 - (int)r_graphheight.value*2 - 2;
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M_DrawTextBox (x, y, (w+7)/8, ((int)r_graphheight.value*2+7)/8 + 1);
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y2 = y + 8;
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y = vid.height - sb_lines - 8 - 2;
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x = 8;
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lost = CL_CalcNet();
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for (a=NET_TIMINGS-w ; a<w ; a++)
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{
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i = (cls.netchan.outgoing_sequence-a) & NET_TIMINGSMASK;
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R_LineGraph (x+w-1-a, y, packet_latency[i]);
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}
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sprintf(st, "%3i%% packet loss", lost);
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Draw_String(8, y2, st);
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}
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/*
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==============
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R_ZGraph
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==============
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*/
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void R_ZGraph (void)
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{
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int a, x, w, i;
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static int height[256];
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if (r_refdef.vrect.width <= 256)
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w = r_refdef.vrect.width;
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else
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w = 256;
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height[r_framecount&255] = ((int)r_origin[2]) & 31;
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x = 0;
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for (a=0 ; a<w ; a++)
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{
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i = (r_framecount-a) & 255;
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R_LineGraph (x+w-1-a, r_refdef.vrect.height-2, height[i]);
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}
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}
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/*
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=============
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R_PrintTimes
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=============
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*/
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void R_PrintTimes (void)
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{
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float r_time2;
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float ms;
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r_time2 = Sys_DoubleTime ();
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ms = 1000* (r_time2 - r_time1);
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Con_Printf ("%5.1f ms %3i/%3i/%3i poly %3i surf\n",
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ms, c_faceclip, r_polycount, r_drawnpolycount, c_surf);
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c_surf = 0;
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}
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/*
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=============
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R_PrintDSpeeds
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=============
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*/
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void R_PrintDSpeeds (void)
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{
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float ms, dp_time, r_time2, rw_time, db_time, se_time, de_time, dv_time;
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r_time2 = Sys_DoubleTime ();
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dp_time = (dp_time2 - dp_time1) * 1000;
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rw_time = (rw_time2 - rw_time1) * 1000;
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db_time = (db_time2 - db_time1) * 1000;
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se_time = (se_time2 - se_time1) * 1000;
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de_time = (de_time2 - de_time1) * 1000;
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dv_time = (dv_time2 - dv_time1) * 1000;
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ms = (r_time2 - r_time1) * 1000;
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Con_Printf ("%3i %4.1fp %3iw %4.1fb %3is %4.1fe %4.1fv\n",
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(int)ms, dp_time, (int)rw_time, db_time, (int)se_time, de_time,
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dv_time);
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}
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/*
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=============
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R_PrintAliasStats
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=============
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*/
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void R_PrintAliasStats (void)
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{
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Con_Printf ("%3i polygon model drawn\n", r_amodels_drawn);
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}
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void WarpPalette (void)
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{
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int i,j;
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qbyte newpalette[768];
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int basecolor[3];
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basecolor[0] = 130;
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basecolor[1] = 80;
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basecolor[2] = 50;
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// pull the colors halfway to bright brown
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for (i=0 ; i<256 ; i++)
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{
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for (j=0 ; j<3 ; j++)
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{
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newpalette[i*3+j] = (host_basepal[i*3+j] + basecolor[j])/2;
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}
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}
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VID_ShiftPalette (newpalette);
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}
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/*
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===================
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R_TransformFrustum
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===================
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*/
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void R_TransformFrustum (void)
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{
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int i;
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vec3_t v, v2;
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for (i=0 ; i<4 ; i++)
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{
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v[0] = screenedge[i].normal[2];
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v[1] = -screenedge[i].normal[0];
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v[2] = screenedge[i].normal[1];
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v2[0] = v[1]*vright[0] + v[2]*vup[0] + v[0]*vpn[0];
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v2[1] = v[1]*vright[1] + v[2]*vup[1] + v[0]*vpn[1];
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v2[2] = v[1]*vright[2] + v[2]*vup[2] + v[0]*vpn[2];
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VectorCopy (v2, view_clipplanes[i].normal);
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view_clipplanes[i].dist = DotProduct (modelorg, v2);
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}
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}
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#if !id386
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/*
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================
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TransformVector
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================
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*/
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void TransformVector (vec3_t in, vec3_t out)
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{
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out[0] = DotProduct(in,vright);
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out[1] = DotProduct(in,vup);
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out[2] = DotProduct(in,vpn);
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}
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#endif
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/*
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================
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R_TransformPlane
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================
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*/
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void R_TransformPlane (mplane_t *p, float *normal, float *dist)
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{
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float d;
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d = DotProduct (r_origin, p->normal);
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*dist = p->dist - d;
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// TODO: when we have rotating entities, this will need to use the view matrix
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TransformVector (p->normal, normal);
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}
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/*
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===============
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R_SetUpFrustumIndexes
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===============
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*/
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void R_SetUpFrustumIndexes (void)
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{
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int i, j, *pindex;
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pindex = r_frustum_indexes;
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for (i=0 ; i<4 ; i++)
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{
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for (j=0 ; j<3 ; j++)
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{
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if (view_clipplanes[i].normal[j] < 0)
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{
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pindex[j] = j;
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pindex[j+3] = j+3;
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}
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else
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{
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pindex[j] = j+3;
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pindex[j+3] = j;
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}
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}
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// FIXME: do just once at start
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pfrustum_indexes[i] = pindex;
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pindex += 6;
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}
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}
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/*
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===============
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R_SetupFrame
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===============
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*/
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void SWR_SetupFrame (void)
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{
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static mleaf_t fakeleaf;
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extern int r_dosirds;
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extern int scr_chatmode;
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extern float r_wateralphaval;
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int edgecount;
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vrect_t vrect;
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float w, h;
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// don't allow cheats in multiplayer
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r_wateralphaval = r_wateralpha.value;
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if (!cls.allow_watervis)
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r_wateralphaval = 1;
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if (r_numsurfs.value)
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{
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if ((surface_p - surfaces) > r_maxsurfsseen)
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r_maxsurfsseen = surface_p - surfaces;
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Con_Printf ("Used %d of %d surfs; %d max\n", surface_p - surfaces,
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surf_max - surfaces, r_maxsurfsseen);
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}
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if (r_numedges.value)
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{
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edgecount = edge_p - r_edges;
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if (edgecount > r_maxedgesseen)
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r_maxedgesseen = edgecount;
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Con_Printf ("Used %d of %d edges; %d max\n", edgecount,
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r_numallocatededges, r_maxedgesseen);
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}
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r_refdef.ambientlight = r_ambient.value;
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if (r_refdef.ambientlight < 0)
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r_refdef.ambientlight = 0;
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// if (!sv.active)
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r_draworder.value = 0; // don't let cheaters look behind walls
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R_CheckVariables ();
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SWR_AnimateLight ();
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r_framecount++;
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numbtofpolys = 0;
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// debugging
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#if 0
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r_refdef.vieworg[0]= 80;
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r_refdef.vieworg[1]= 64;
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r_refdef.vieworg[2]= 40;
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r_refdef.viewangles[0]= 0;
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r_refdef.viewangles[1]= 46.763641357;
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r_refdef.viewangles[2]= 0;
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#endif
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// build the transformation matrix for the given view angles
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VectorCopy (r_refdef.vieworg, modelorg);
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VectorCopy (r_refdef.vieworg, r_origin);
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AngleVectors (r_refdef.viewangles, vpn, vright, vup);
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if (r_refdef.flags & 1)
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{
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r_oldviewleaf = r_viewleaf = &fakeleaf; //so we can use quake1 rendering routines for q2 bsps.
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r_viewleaf->contents = Q1CONTENTS_EMPTY;
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}
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#ifdef Q2BSPS
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else if (cl.worldmodel->fromgame == fg_quake2)
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{
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mleaf_t *leaf;
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r_viewleaf = &fakeleaf; //so we can use quake1 rendering routines for q2 bsps.
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r_viewleaf->contents = Q1CONTENTS_EMPTY;
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r_oldviewcluster = r_viewcluster;
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r_oldviewcluster2 = r_viewcluster2;
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leaf = SWMod_PointInLeaf (cl.worldmodel, r_origin);
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r_viewcluster = r_viewcluster2 = leaf->cluster;
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// check above and below so crossing solid water doesn't draw wrong
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if (!leaf->contents)
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{ // look down a bit
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vec3_t temp;
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VectorCopy (r_origin, temp);
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temp[2] -= 16;
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leaf = SWMod_PointInLeaf (cl.worldmodel, temp);
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if ( !(leaf->contents & Q2CONTENTS_SOLID) &&
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(leaf->cluster != r_viewcluster2) )
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r_viewcluster2 = leaf->cluster;
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}
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else
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{ // look up a bit
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vec3_t temp;
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VectorCopy (r_origin, temp);
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temp[2] += 16;
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leaf = SWMod_PointInLeaf (cl.worldmodel, temp);
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if ( !(leaf->contents & Q2CONTENTS_SOLID) &&
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(leaf->cluster != r_viewcluster2) )
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r_viewcluster2 = leaf->cluster;
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}
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}
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#endif
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|
else
|
|
{
|
|
// current viewleaf
|
|
r_oldviewleaf = r_viewleaf;
|
|
r_viewleaf = SWMod_PointInLeaf (cl.worldmodel, r_origin);
|
|
}
|
|
|
|
r_dowarpold = r_dowarp;
|
|
#ifdef SIDEVIEWS
|
|
r_dowarp = r_waterwarp.value && (r_viewleaf->contents <= Q1CONTENTS_WATER) && !r_secondaryview;
|
|
#else
|
|
r_dowarp = r_waterwarp.value && (r_viewleaf->contents <= Q1CONTENTS_WATER);
|
|
#endif
|
|
if (vid.width > MAXWIDTH || r_pixbytes != 1 || scr_chatmode)
|
|
r_dowarp = 0;
|
|
if (r_dosirds)
|
|
r_dowarp = 0;
|
|
|
|
if ((r_dowarp != r_dowarpold) || r_viewchanged)
|
|
{
|
|
if (r_dowarp)
|
|
{
|
|
if ((vid.width <= vid.maxwarpwidth) &&
|
|
(vid.height <= vid.maxwarpheight))
|
|
{
|
|
vrect.x = 0;
|
|
vrect.y = 0;
|
|
vrect.width = vid.width;
|
|
vrect.height = vid.height;
|
|
|
|
SWR_ViewChanged (&vrect, sb_lines, vid.aspect);
|
|
}
|
|
else
|
|
{
|
|
w = vid.width;
|
|
h = vid.height;
|
|
|
|
if (w > vid.maxwarpwidth)
|
|
{
|
|
h *= (float)vid.maxwarpwidth / w;
|
|
w = vid.maxwarpwidth;
|
|
}
|
|
|
|
if (h > vid.maxwarpheight)
|
|
{
|
|
h = vid.maxwarpheight;
|
|
w *= (float)vid.maxwarpheight / h;
|
|
}
|
|
|
|
vrect.x = 0;
|
|
vrect.y = 0;
|
|
vrect.width = (int)w;
|
|
vrect.height = (int)h;
|
|
|
|
SWR_ViewChanged (&vrect,
|
|
(int)((float)sb_lines * (h/(float)vid.height)),
|
|
vid.aspect * (h / w) *
|
|
((float)vid.width / (float)vid.height));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
vrect.x = 0;
|
|
vrect.y = 0;
|
|
vrect.width = vid.width;
|
|
vrect.height = vid.height;
|
|
|
|
SWR_ViewChanged (&vrect, sb_lines, vid.aspect);
|
|
}
|
|
|
|
r_viewchanged = false;
|
|
}
|
|
|
|
// start off with just the four screen edge clip planes
|
|
R_TransformFrustum ();
|
|
|
|
// save base values
|
|
VectorCopy (vpn, base_vpn);
|
|
VectorCopy (vright, base_vright);
|
|
VectorCopy (vup, base_vup);
|
|
VectorCopy (modelorg, base_modelorg);
|
|
|
|
R_SetSkyFrame ();
|
|
|
|
R_SetUpFrustumIndexes ();
|
|
|
|
r_cache_thrash = false;
|
|
|
|
// clear frame counts
|
|
c_faceclip = 0;
|
|
d_spanpixcount = 0;
|
|
r_polycount = 0;
|
|
r_drawnpolycount = 0;
|
|
r_wholepolycount = 0;
|
|
r_amodels_drawn = 0;
|
|
r_outofsurfaces = 0;
|
|
r_outofedges = 0;
|
|
|
|
D_SetupFrame ();
|
|
}
|
|
|