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quakeforge-old/common/screen.c

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/*
screen.c - master for refresh, status bar, console, chat, notify, etc
Copyright (C) 1996-1997 Id Software, Inc.
Portions Copyright (C) 1999,2000 Nelson Rush.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Please see the file "AUTHORS" for a list of contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <qtypes.h>
#include <quakedef.h>
#include <r_local.h>
#include <wad.h>
#include <draw.h>
#include <cvar.h>
#include <console.h>
#include <keys.h>
#include <sbar.h>
#include <keys.h>
#include <sys.h>
#include <console.h>
#include <cmd.h>
#include <sound.h>
#include <screen.h>
#include <lib_replace.h>
#include <menu.h>
#include <view.h>
#include <mathlib.h>
#include <input.h>
#include <plugin.h>
#include <time.h>
#include <mathlib.h>
/*
background clear
rendering
turtle/net/ram icons
sbar
centerprint / slow centerprint
notify lines
intermission / finale overlay
loading plaque
console
menu
required background clears
required update regions
syncronous draw mode or async
One off screen buffer, with updates either copied or xblited
Need to double buffer?
async draw will require the refresh area to be cleared, because it will be
xblited, but sync draw can just ignore it.
sync
draw
CenterPrint ()
SlowPrint ()
Screen_Update ();
Con_Printf ();
net
turn off messages option
the refresh is allways rendered, unless the console is full screen
console is:
notify lines
half
full
*/
// only the refresh window will be updated unless these variables are flagged
int scr_copytop;
int scr_copyeverything;
float scr_con_current;
float scr_conlines; // lines of console to display
float oldscreensize, oldfov;
float oldsbar;
cvar_t *scr_viewsize;
cvar_t *scr_fov;
cvar_t *scr_conspeed;
cvar_t *scr_centertime;
cvar_t *scr_showram;
cvar_t *scr_showturtle;
cvar_t *scr_showpause;
cvar_t *scr_printspeed;
cvar_t *scr_allowsnap;
qboolean scr_initialized; // ready to draw
qpic_t *scr_ram;
qpic_t *scr_net;
qpic_t *scr_turtle;
int scr_fullupdate;
int clearconsole;
int clearnotify;
int sb_lines;
viddef_t vid; // global video state
vrect_t *pconupdate;
vrect_t scr_vrect;
qboolean scr_disabled_for_loading;
qboolean scr_drawloading;
float scr_disabled_time;
qboolean scr_skipupdate;
qboolean block_drawing;
void SCR_ScreenShot_f (void);
void SCR_RSShot_f (void);
/*
===============================================================================
CENTER PRINTING
===============================================================================
*/
char scr_centerstring[1024];
float scr_centertime_start; // for slow victory printing
float scr_centertime_off;
int scr_center_lines;
int scr_erase_lines;
int scr_erase_center;
/*
==============
SCR_CenterPrint
Called for important messages that should stay in the center of the screen
for a few moments
==============
*/
void SCR_CenterPrint (char *str)
{
strncpy (scr_centerstring, str, sizeof(scr_centerstring)-1);
scr_centertime_off = scr_centertime->value;
scr_centertime_start = cl.time;
// count the number of lines for centering
scr_center_lines = 1;
while (*str)
{
if (*str == '\n')
scr_center_lines++;
str++;
}
}
void SCR_EraseCenterString (void)
{
int y;
if (scr_erase_center++ > vid.numpages)
{
scr_erase_lines = 0;
return;
}
if (scr_center_lines <= 4)
y = vid.height*0.35;
else
y = 48;
scr_copytop = 1;
Draw_TileClear (0, y, vid.width, min(8*scr_erase_lines, vid.height - y - 1));
}
void SCR_DrawCenterString (void)
{
char *start;
int l;
int j;
int x, y;
int remaining;
// the finale prints the characters one at a time
if (cl.intermission)
remaining = scr_printspeed->value * (cl.time - scr_centertime_start);
else
remaining = 9999;
scr_erase_center = 0;
start = scr_centerstring;
if (scr_center_lines <= 4)
y = vid.height*0.35;
else
y = 48;
do
{
// scan the width of the line
for (l=0 ; l<40 ; l++)
if (start[l] == '\n' || !start[l])
break;
x = (vid.width - l*8)/2;
for (j=0 ; j<l ; j++, x+=8)
{
Draw_Character (x, y, start[j]);
if (!remaining--)
return;
}
y += 8;
while (*start && *start != '\n')
start++;
if (!*start)
break;
start++; // skip the \n
} while (1);
}
void SCR_CheckDrawCenterString (void)
{
scr_copytop = 1;
if (scr_center_lines > scr_erase_lines)
scr_erase_lines = scr_center_lines;
scr_centertime_off -= host_frametime;
if (scr_centertime_off <= 0 && !cl.intermission)
return;
if (key_dest != key_game)
return;
SCR_DrawCenterString ();
}
//=============================================================================
/*
====================
CalcFov
====================
*/
float CalcFov (float fov_x, float width, float height)
{
float a;
float x;
if (fov_x < 1 || fov_x > 179)
Sys_Error ("Bad fov: %f", fov_x);
x = width/tan(fov_x/360*M_PI);
a = (x == 0) ? 90 : atan(height/x);
a = a*360/M_PI;
return a;
}
/*
=================
SCR_CalcRefdef
Must be called whenever vid changes
Internal use only
=================
*/
static void SCR_CalcRefdef (void)
{
vrect_t vrect;
float size;
scr_fullupdate = 0; // force a background redraw
vid.recalc_refdef = 0;
// force the status bar to redraw
Sbar_Changed ();
//========================================
// bound viewsize
if (scr_viewsize->value < 30)
Cvar_Set ("viewsize","30");
if (scr_viewsize->value > 120)
Cvar_Set ("viewsize","120");
// bound field of view
if (scr_fov->value < 10)
Cvar_Set ("fov","10");
if (scr_fov->value > 170)
Cvar_Set ("fov","170");
r_refdef.fov_x = scr_fov->value;
r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.vrect.width, r_refdef.vrect.height);
// intermission is always full screen
if (cl.intermission)
size = 120;
else
size = scr_viewsize->value;
if (size >= 120)
sb_lines = 0; // no status bar at all
else if (size >= 110)
sb_lines = 24; // no inventory
else
sb_lines = 24+16+8;
// these calculations mirror those in R_Init() for r_refdef, but take no
// account of water warping
vrect.x = 0;
vrect.y = 0;
vrect.width = vid.width;
vrect.height = vid.height;
R_SetVrect (&vrect, &scr_vrect, sb_lines);
// guard against going from one mode to another that's less than half the
// vertical resolution
if (scr_con_current > vid.height)
scr_con_current = vid.height;
// notify the refresh of the change
R_ViewChanged (&vrect, sb_lines, vid.aspect);
}
/*
=================
SCR_SizeUp_f
Keybinding command
=================
*/
void SCR_SizeUp_f (void)
{
if (scr_viewsize->value < 120) {
scr_viewsize->value = scr_viewsize->value+10;
vid.recalc_refdef = 1;
}
}
/*
=================
SCR_SizeDown_f
Keybinding command
=================
*/
void SCR_SizeDown_f (void)
{
scr_viewsize->value = scr_viewsize->value-10;
vid.recalc_refdef = 1;
}
//============================================================================
void SCR_InitCvars (void)
{
scr_fov = Cvar_Get ("fov","90",0,"None");
scr_viewsize = Cvar_Get ("viewsize","100",CVAR_ARCHIVE,"None");
scr_conspeed = Cvar_Get ("scr_conspeed","300",0,"None");
scr_showram = Cvar_Get ("showram","1",0,"None");
scr_showturtle = Cvar_Get ("showturtle","0",0,"None");
scr_showpause = Cvar_Get ("showpause","1",0,"None");
scr_centertime = Cvar_Get ("scr_centertime","2",0,"None");
scr_printspeed = Cvar_Get ("scr_printspeed","8",0,"None");
scr_allowsnap = Cvar_Get ("scr_allowsnap","1",0,"None");
}
/*
==================
SCR_Init
==================
*/
void SCR_Init (void)
{
//
// register our commands
//
Cmd_AddCommand ("screenshot",SCR_ScreenShot_f);
#ifdef QUAKEWORLD
Cmd_AddCommand ("snap",SCR_RSShot_f);
#endif
Cmd_AddCommand ("sizeup",SCR_SizeUp_f);
Cmd_AddCommand ("sizedown",SCR_SizeDown_f);
scr_ram = W_GetLumpName ("ram");
scr_net = W_GetLumpName ("net");
scr_turtle = W_GetLumpName ("turtle");
scr_initialized = true;
}
/*
==============
SCR_DrawRam
==============
*/
void SCR_DrawRam (void)
{
if (!scr_showram->value)
return;
if (!r_cache_thrash)
return;
Draw_Pic (scr_vrect.x+32, scr_vrect.y, scr_ram);
}
/*
==============
SCR_DrawTurtle
==============
*/
void SCR_DrawTurtle (void)
{
static int count;
if (!scr_showturtle->value)
return;
if (host_frametime < 0.1)
{
count = 0;
return;
}
count++;
if (count < 3)
return;
Draw_Pic (scr_vrect.x, scr_vrect.y, scr_turtle);
}
/*
==============
SCR_DrawNet
==============
*/
void SCR_DrawNet (void)
{
#ifdef QUAKEWORLD
if (cls.netchan.outgoing_sequence - cls.netchan.incoming_acknowledged < UPDATE_BACKUP-1)
#else
if (realtime - cl.last_received_message < 0.3)
#endif
return;
if (cls.demoplayback)
return;
Draw_Pic (scr_vrect.x+64, scr_vrect.y, scr_net);
}
/*
===============
SCR_DrawFPS
Backported by Jules Bean <jules@jellybean.co.uk> from
quakeworld client
===============
*/
void SCR_DrawFPS (void)
{
extern cvar_t *show_fps;
static double lastframetime;
double t;
extern int fps_count;
static int lastfps;
int x, y;
char st[80];
if (!show_fps->value)
return;
t = Sys_DoubleTime();
if ((t - lastframetime) >= 1.0) {
lastfps = fps_count;
fps_count = 0;
lastframetime = t;
}
snprintf(st, sizeof(st), "%3d FPS", lastfps);
x = vid.width - strlen(st) * 8 - 8;
y = vid.height - sb_lines - 8;
// Draw_TileClear(x, y, strlen(st) * 8, 8);
Draw_String(x, y, st);
}
/*
==============
DrawPause
==============
*/
void SCR_DrawPause (void)
{
qpic_t *pic;
if (!scr_showpause->value) // turn off for screenshots
return;
if (!cl.paused)
return;
pic = Draw_CachePic ("gfx/pause.lmp");
Draw_Pic ( (vid.width - pic->width)/2,
(vid.height - 48 - pic->height)/2, pic);
}
/*
==============
SCR_DrawLoading
==============
*/
void SCR_DrawLoading (void)
{
qpic_t *pic;
if (!scr_drawloading)
return;
pic = Draw_CachePic ("gfx/loading.lmp");
Draw_Pic ( (vid.width - pic->width)/2,
(vid.height - 48 - pic->height)/2, pic);
}
//=============================================================================
/*
==================
SCR_SetUpToDrawConsole
==================
*/
void SCR_SetUpToDrawConsole (void)
{
Con_CheckResize ();
if (scr_drawloading)
return; // never a console with loading plaque
// decide on the height of the console
if (cls.state != ca_active)
{
scr_conlines = vid.height; // full screen
scr_con_current = scr_conlines;
}
else if (key_dest == key_console)
scr_conlines = vid.height/2; // half screen
else
scr_conlines = 0; // none visible
if (scr_conlines < scr_con_current)
{
scr_con_current -= scr_conspeed->value * host_frametime * 4;
if (scr_conlines > scr_con_current)
scr_con_current = scr_conlines;
}
else if (scr_conlines > scr_con_current)
{
scr_con_current += scr_conspeed->value * host_frametime * 4;
if (scr_conlines < scr_con_current)
scr_con_current = scr_conlines;
}
if (clearconsole++ < vid.numpages)
{
scr_copytop = 1;
Draw_TileClear (0,(int)scr_con_current,vid.width, vid.height - (int)scr_con_current);
Sbar_Changed ();
}
else if (clearnotify++ < vid.numpages)
{
scr_copytop = 1;
Draw_TileClear (0,0,vid.width, con_notifylines);
}
else
con_notifylines = 0;
}
/*
==================
SCR_DrawConsole
==================
*/
void SCR_DrawConsole (void)
{
if (scr_con_current)
{
scr_copyeverything = 1;
Con_DrawConsole (scr_con_current);
clearconsole = 0;
}
else
{
if (key_dest == key_game || key_dest == key_message)
Con_DrawNotify (); // only draw notify in game
}
}
/*
==============================================================================
SCREEN SHOTS
==============================================================================
*/
/*
==============
WritePCXfile
==============
*/
void WritePCXfile (char *filename, byte *data, int width, int height,
int rowbytes, byte *palette, qboolean upload)
{
int i, j, length;
pcx_t *pcx;
byte *pack;
pcx = Hunk_TempAlloc (width*height*2+1000);
if (pcx == NULL)
{
Con_Printf("SCR_ScreenShot_f: not enough memory\n");
return;
}
pcx->manufacturer = 0x0a; // PCX id
pcx->version = 5; // 256 color
pcx->encoding = 1; // uncompressed
pcx->bits_per_pixel = 8; // 256 color
pcx->xmin = 0;
pcx->ymin = 0;
pcx->xmax = LittleShort((short)(width-1));
pcx->ymax = LittleShort((short)(height-1));
pcx->hres = LittleShort((short)width);
pcx->vres = LittleShort((short)height);
Q_memset (pcx->palette,0,sizeof(pcx->palette));
pcx->color_planes = 1; // chunky image
pcx->bytes_per_line = LittleShort((short)width);
pcx->palette_type = LittleShort(2); // not a grey scale
Q_memset (pcx->filler,0,sizeof(pcx->filler));
// pack the image
pack = &pcx->data;
for (i=0 ; i<height ; i++)
{
for (j=0 ; j<width ; j++)
{
if ( (*data & 0xc0) != 0xc0)
*pack++ = *data++;
else
{
*pack++ = 0xc1;
*pack++ = *data++;
}
}
data += rowbytes - width;
}
// write the palette
*pack++ = 0x0c; // palette ID byte
for (i=0 ; i<768 ; i++)
*pack++ = *palette++;
// write output file
length = pack - (byte *)pcx;
#ifdef QUAKEWORLD
if (upload)
CL_StartUpload((void *)pcx, length);
else
#endif
COM_WriteFile (filename, pcx, length);
}
/*
==================
SCR_ScreenShot_f
==================
*/
void SCR_ScreenShot_f (void)
{
int i;
char pcxname[80];
char checkname[MAX_OSPATH];
//
// find a file name to save it to
//
strcpy(pcxname,"quake00.pcx");
for (i=0 ; i<=99 ; i++)
{
pcxname[5] = i/10 + '0';
pcxname[6] = i%10 + '0';
snprintf(checkname, sizeof(checkname), "%s/%s", com_gamedir, pcxname);
if (Sys_FileTime(checkname) == -1)
break; // file doesn't exist
}
if (i==100)
{
Con_Printf ("SCR_ScreenShot_f: Couldn't create a PCX");
return;
}
//
// save the pcx file
//
D_EnableBackBufferAccess (); // enable direct drawing of console to back
// buffer
WritePCXfile (pcxname, vid.buffer, vid.width, vid.height, vid.rowbytes,
host_basepal, false);
D_DisableBackBufferAccess (); // for adapters that can't stay mapped in
// for linear writes all the time
Con_Printf ("Wrote %s\n", pcxname);
}
/*
Find closest color in the palette for named color
*/
int MipColor(int r, int g, int b)
{
int i;
float dist;
int best = 0;
float bestdist;
int r1, g1, b1;
static int lr = -1, lg = -1, lb = -1;
static int lastbest;
if (r == lr && g == lg && b == lb)
return lastbest;
bestdist = 256*256*3;
for (i = 0; i < 256; i++) {
r1 = host_basepal[i*3] - r;
g1 = host_basepal[i*3+1] - g;
b1 = host_basepal[i*3+2] - b;
dist = r1*r1 + g1*g1 + b1*b1;
if (dist < bestdist) {
bestdist = dist;
best = i;
}
}
lr = r; lg = g; lb = b;
lastbest = best;
return best;
}
// in draw.c
extern byte *draw_chars; // 8*8 graphic characters
void SCR_DrawCharToSnap (int num, byte *dest, int width)
{
int row, col;
byte *source;
int drawline;
int x;
row = num>>4;
col = num&15;
source = draw_chars + (row<<10) + (col<<3);
drawline = 8;
while (drawline--)
{
for (x=0 ; x<8 ; x++)
if (source[x])
dest[x] = source[x];
else
dest[x] = 98;
source += 128;
dest += width;
}
}
void SCR_DrawStringToSnap (const char *s, byte *buf, int x, int y, int width)
{
byte *dest;
const unsigned char *p;
dest = buf + ((y * width) + x);
p = (const unsigned char *)s;
while (*p) {
SCR_DrawCharToSnap(*p++, dest, width);
dest += 8;
}
}
#ifdef QUAKEWORLD
/*
==================
SCR_RSShot_f
==================
*/
void SCR_RSShot_f (void)
{
// int i, x, y;
int x, y;
unsigned char *src, *dest;
char pcxname[80];
// char checkname[MAX_OSPATH];
unsigned char *newbuf;
int w, h;
int dx, dy, dex, dey, nx;
int r, b, g;
int count;
float fracw, frach;
char st[80];
time_t now;
if (CL_IsUploading())
return; // already one pending
if (cls.state < ca_onserver)
return; // gotta be connected
if (!scr_allowsnap->value) {
MSG_WriteByte (&cls.netchan.message, clc_stringcmd);
SZ_Print (&cls.netchan.message, "snap\n");
Con_Printf("Refusing remote screen shot request.\n");
return;
}
Con_Printf("Remote screen shot requested.\n");
#if 0
//
// find a file name to save it to
//
strcpy(pcxname,"mquake00.pcx");
for (i=0 ; i<=99 ; i++)
{
pcxname[6] = i/10 + '0';
pcxname[7] = i%10 + '0';
snprintf(checkname, sizeof(checkname), "%s/%s", com_gamedir, pcxname);
if (Sys_FileTime(checkname) == -1)
break; // file doesn't exist
}
if (i==100)
{
Con_Printf ("SCR_ScreenShot_f: Couldn't create a PCX");
return;
}
#endif
//
// save the pcx file
//
D_EnableBackBufferAccess (); // enable direct drawing of console to back
// buffer
w = (vid.width < RSSHOT_WIDTH) ? vid.width : RSSHOT_WIDTH;
h = (vid.height < RSSHOT_HEIGHT) ? vid.height : RSSHOT_HEIGHT;
fracw = (float)vid.width / (float)w;
frach = (float)vid.height / (float)h;
newbuf = malloc(w*h);
for (y = 0; y < h; y++) {
dest = newbuf + (w * y);
for (x = 0; x < w; x++) {
r = g = b = 0;
dx = x * fracw;
dex = (x + 1) * fracw;
if (dex == dx) dex++; // at least one
dy = y * frach;
dey = (y + 1) * frach;
if (dey == dy) dey++; // at least one
count = 0;
for (/* */; dy < dey; dy++) {
src = vid.buffer + (vid.rowbytes * dy) + dx;
for (nx = dx; nx < dex; nx++) {
r += host_basepal[*src * 3];
g += host_basepal[*src * 3+1];
b += host_basepal[*src * 3+2];
src++;
count++;
}
}
r /= count;
g /= count;
b /= count;
*dest++ = MipColor(r, g, b);
}
}
time(&now);
strcpy(st, ctime(&now));
st[strlen(st) - 1] = 0;
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, 0, w);
strncpy(st, cls.servername, sizeof(st));
st[sizeof(st) - 1] = 0;
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, 10, w);
strncpy(st, name->string, sizeof(st));
st[sizeof(st) - 1] = 0;
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, 20, w);
WritePCXfile (pcxname, newbuf, w, h, w, host_basepal, true);
free(newbuf);
D_DisableBackBufferAccess (); // for adapters that can't stay mapped in
// for linear writes all the time
// Con_Printf ("Wrote %s\n", pcxname);
Con_Printf ("Sending shot to server...\n");
}
#endif
//=============================================================================
/*
===============
SCR_BeginLoadingPlaque
================
*/
void SCR_BeginLoadingPlaque (void)
{
S_StopAllSounds (true);
if (cls.state < ca_connected)
return;
if (cls.signon != SIGNONS)
return;
// redraw with no console and the loading plaque
Con_ClearNotify ();
scr_centertime_off = 0;
scr_con_current = 0;
scr_drawloading = true;
scr_fullupdate = 0;
Sbar_Changed ();
SCR_UpdateScreen ();
scr_drawloading = false;
scr_disabled_for_loading = true;
scr_disabled_time = realtime;
scr_fullupdate = 0;
}
/*
===============
SCR_EndLoadingPlaque
================
*/
void SCR_EndLoadingPlaque (void)
{
scr_disabled_for_loading = false;
scr_fullupdate = 0;
Con_ClearNotify ();
}
char *scr_notifystring;
qboolean scr_drawdialog;
void SCR_DrawNotifyString (void)
{
char *start;
int l;
int j;
int x, y;
start = scr_notifystring;
y = vid.height*0.35;
do
{
// scan the width of the line
for (l=0 ; l<40 ; l++)
if (start[l] == '\n' || !start[l])
break;
x = (vid.width - l*8)/2;
for (j=0 ; j<l ; j++, x+=8)
Draw_Character (x, y, start[j]);
y += 8;
while (*start && *start != '\n')
start++;
if (!*start)
break;
start++; // skip the \n
} while (1);
}
//=============================================================================
/*
==================
SCR_ModalMessage
Displays a text string in the center of the screen and waits for a Y or N
keypress.
==================
*/
int SCR_ModalMessage (char *text)
{
if (cls.state == ca_dedicated)
return true;
scr_notifystring = text;
// draw a fresh screen
scr_fullupdate = 0;
scr_drawdialog = true;
SCR_UpdateScreen ();
scr_drawdialog = false;
S_ClearBuffer (); // so dma doesn't loop current sound
do
{
key_count = -1; // wait for a key down and up
IN_SendKeyEvents ();
} while (key_lastpress != 'y' && key_lastpress != 'n' && key_lastpress != K_ESCAPE);
scr_fullupdate = 0;
SCR_UpdateScreen ();
return key_lastpress == 'y';
}
//=============================================================================
/*
===============
SCR_BringDownConsole
Brings the console down and fades the palettes back to normal
================
*/
void SCR_BringDownConsole (void)
{
int i;
scr_centertime_off = 0;
for (i=0 ; i<20 && scr_conlines != scr_con_current ; i++)
SCR_UpdateScreen ();
cl.cshifts[0].percent = 0; // no area contents palette on next frame
VID_SetPalette (host_basepal);
}
/*
==================
SCR_UpdateScreen
This is called every frame, and can also be called explicitly to flush
text to the screen.
WARNING: be very careful calling this from elsewhere, because the refresh
needs almost the entire 256k of stack space!
==================
*/
void SCR_UpdateScreen (void)
{
static float oldscr_viewsize;
static float oldlcd_x;
vrect_t vrect;
if (scr_skipupdate || block_drawing)
return;
scr_copytop = 0;
scr_copyeverything = 0;
if (scr_disabled_for_loading)
{
if (realtime - scr_disabled_time > 60)
{
scr_disabled_for_loading = false;
Con_Printf ("load failed.\n");
}
else
return;
}
#ifdef _WIN32
{ // don't suck up any cpu if minimized
extern int Minimized;
if (Minimized)
return;
}
#endif
scr_copytop = 0;
scr_copyeverything = 0;
if (cls.state == ca_dedicated)
return;
if (!scr_initialized || !con_initialized)
return; // not initialized yet
if (scr_viewsize->value != oldscr_viewsize)
{
oldscr_viewsize = scr_viewsize->value;
vid.recalc_refdef = 1;
}
//
// check for vid changes
//
if (oldfov != scr_fov->value)
{
oldfov = scr_fov->value;
vid.recalc_refdef = true;
}
if (oldlcd_x != lcd_x->value)
{
oldlcd_x = lcd_x->value;
vid.recalc_refdef = true;
}
if (oldscreensize != scr_viewsize->value)
{
oldscreensize = scr_viewsize->value;
vid.recalc_refdef = true;
}
if (oldsbar != cl_sbar->value)
{
oldsbar = cl_sbar->value;
vid.recalc_refdef = true;
}
if (vid.recalc_refdef)
{
// something changed, so reorder the screen
SCR_CalcRefdef ();
}
//
// do 3D refresh drawing, and then update the screen
//
D_EnableBackBufferAccess (); // of all overlay stuff if drawing directly
if (scr_fullupdate++ < vid.numpages)
{ // clear the entire screen
scr_copyeverything = 1;
Draw_TileClear (0,0,vid.width,vid.height);
Sbar_Changed ();
}
pconupdate = NULL;
SCR_SetUpToDrawConsole ();
SCR_EraseCenterString ();
D_DisableBackBufferAccess (); // for adapters that can't stay mapped in
// for linear writes all the time
VID_LockBuffer ();
V_RenderView ();
VID_UnlockBuffer ();
D_EnableBackBufferAccess (); // of all overlay stuff if drawing directly
if (scr_drawdialog)
{
Sbar_Draw ();
Draw_FadeScreen ();
SCR_DrawNotifyString ();
scr_copyeverything = true;
}
else if (scr_drawloading)
{
SCR_DrawLoading ();
Sbar_Draw ();
}
else if (cl.intermission == 1 && key_dest == key_game)
{
Sbar_IntermissionOverlay ();
}
else if (cl.intermission == 2 && key_dest == key_game)
{
Sbar_FinaleOverlay ();
SCR_CheckDrawCenterString ();
}
else if (cl.intermission == 3 && key_dest == key_game)
{
SCR_CheckDrawCenterString ();
}
else
{
SCR_DrawRam ();
SCR_DrawNet ();
SCR_DrawTurtle ();
SCR_DrawPause ();
SCR_DrawFPS ();
SCR_CheckDrawCenterString ();
Sbar_Draw ();
SCR_DrawConsole ();
M_Draw ();
}
D_DisableBackBufferAccess (); // for adapters that can't stay mapped in
// for linear writes all the time
if (pconupdate)
{
D_UpdateRects (pconupdate);
}
V_UpdatePalette ();
//
// update one of three areas
//
if (scr_copyeverything)
{
vrect.x = 0;
vrect.y = 0;
vrect.width = vid.width;
vrect.height = vid.height;
vrect.pnext = 0;
VID_Update (&vrect);
}
else if (scr_copytop)
{
vrect.x = 0;
vrect.y = 0;
vrect.width = vid.width;
vrect.height = vid.height - sb_lines;
vrect.pnext = 0;
VID_Update (&vrect);
}
else
{
vrect.x = scr_vrect.x;
vrect.y = scr_vrect.y;
vrect.width = scr_vrect.width;
vrect.height = scr_vrect.height;
vrect.pnext = 0;
VID_Update (&vrect);
}
}
/*
==================
SCR_UpdateWholeScreen
==================
*/
void SCR_UpdateWholeScreen (void)
{
scr_fullupdate = 0;
SCR_UpdateScreen ();
}
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