fteqw/engine/client/cl_screen.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
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.
*/
// cl_screen.c -- master for refresh, status bar, console, chat, notify, etc
#include "quakedef.h"
#include "glquake.h"//would prefer not to have this
/*
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
*/
int scr_chatmode;
extern cvar_t scr_chatmodecvar;
int mouseusedforgui;
int mousecursor_x, mousecursor_y;
// 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;
extern cvar_t scr_viewsize;
extern cvar_t scr_fov;
extern cvar_t scr_conspeed;
extern cvar_t scr_centertime;
extern cvar_t scr_showram;
extern cvar_t scr_showturtle;
extern cvar_t scr_showpause;
extern cvar_t scr_printspeed;
extern cvar_t scr_allowsnap;
extern cvar_t scr_sshot_type;
extern cvar_t show_fps;
extern cvar_t crosshair;
extern cvar_t con_height;
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 scr_vrect;
qboolean scr_disabled_for_loading;
qboolean scr_drawloading;
float scr_disabled_time;
qboolean block_drawing;
float oldsbar = 0;
void SCR_ScreenShot_f (void);
void SCR_RSShot_f (void);
/*
===============================================================================
CENTER PRINTING
===============================================================================
*/
char scr_centerstring[MAX_SPLITS][1024];
float scr_centertime_start[MAX_SPLITS]; // for slow victory printing
float scr_centertime_off[MAX_SPLITS];
int scr_center_lines[MAX_SPLITS];
int scr_erase_lines[MAX_SPLITS];
int scr_erase_center[MAX_SPLITS];
/*
==============
SCR_CenterPrint
Called for important messages that should stay in the center of the screen
for a few moments
==============
*/
void SCR_CenterPrint (int pnum, char *str)
{
Q_strncpyz (scr_centerstring[pnum], str, sizeof(scr_centerstring[pnum]));
scr_centertime_off[pnum] = scr_centertime.value;
scr_centertime_start[pnum] = cl.time;
// count the number of lines for centering
scr_center_lines[pnum] = 1;
while (*str)
{
if (*str == '\n')
scr_center_lines[pnum]++;
str++;
}
if (Cmd_AliasExist("f_centerprint", RESTRICT_LOCAL))
{
cvar_t *var;
var = Cvar_FindVar ("scr_centerprinttext");
if (var)
Cvar_Set(var, scr_centerstring[pnum]);
else
Cvar_Get("scr_centerprinttext", scr_centerstring[pnum], 0, "Script Notifications");
Cbuf_AddText("f_centerprint\n", RESTRICT_LOCAL);
}
}
void SCR_EraseCenterString (void)
{
int pnum;
int y;
if (cl.splitclients>1)
return; //no viewsize with split
for (pnum = 0; pnum < cl.splitclients; pnum++)
{
if (scr_erase_center[pnum]++ > vid.numpages)
{
scr_erase_lines[pnum] = 0;
continue;
}
if (scr_center_lines[pnum] <= 4)
y = vid.height*0.35;
else
y = 48;
scr_copytop = 1;
Draw_TileClear (0, y, vid.width, min(8*scr_erase_lines[pnum], vid.height - y - 1));
}
}
void SCR_DrawCenterString (int pnum)
{
qbyte *start;
int l;
int j;
int x, y;
int remaining;
int hd = 1;
vrect_t rect;
if (cl.splitclients)
hd = cl.splitclients;
// the finale prints the characters one at a time
if (cl.intermission)
remaining = scr_printspeed.value * (cl.time - scr_centertime_start[pnum]);
else
remaining = 9999;
scr_erase_center[pnum] = 0;
start = scr_centerstring[pnum];
if (scr_center_lines[pnum] <= 4)
y = vid.height/hd*0.35;
else
y = 48;
SCR_VRectForPlayer(&rect, pnum);
y += rect.y;
do
{
// scan the width of the line
for (l=0 ; l<40 ; l++)
if (start[l] == '\n' || !start[l])
break;
if (l == 40)
{
while(l > 0 && start[l-1]>' ')
{
l--;
}
}
x = rect.x + (rect.width - l*8)/2;
for (j=0 ; j<l ; j++, x+=8)
{
Draw_Character (x, y, start[j]);
if (!remaining--)
return;
}
y += 8;
start+=l;
// for (l=0 ; l<40 && *start && *start != '\n'; l++)
// start++;
if (!*start)
break;
else if (*start == '\n'||!l)
start++; // skip the \n
} while (1);
}
void SCR_CheckDrawCenterString (void)
{
extern qboolean sb_showscores;
int pnum;
for (pnum = 0; pnum < cl.splitclients; pnum++)
{
scr_copytop = 1;
if (scr_center_lines[pnum] > scr_erase_lines[pnum])
scr_erase_lines[pnum] = scr_center_lines[pnum];
scr_centertime_off[pnum] -= host_frametime;
if (key_dest != key_game) //don't let progs guis/centerprints interfere with the game menu
continue;
if (sb_showscores) //this was annoying
continue;
if (scr_centertime_off[pnum] <= 0 && !cl.intermission)
continue;
SCR_DrawCenterString (pnum);
}
}
//=============================================================================
/*
====================
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 = atan (height/x);
a = a*360/M_PI;
return a;
}
/*
=================
SCR_CalcRefdef
Must be called whenever vid changes
Internal use only
=================
*/
void SCR_CalcRefdef (void)
{
float size;
int h;
qboolean full = false;
scr_chatmode = scr_chatmodecvar.value;
scr_fullupdate = 0; // force a background redraw
vid.recalc_refdef = 0;
scr_viewsize.modified = false;
// force the status bar to redraw
Sbar_Changed ();
//========================================
r_refdef.flags = 0;
// bound viewsize
if (scr_viewsize.value < 30)
Cvar_Set (&scr_viewsize,"30");
if (scr_viewsize.value > 120)
Cvar_Set (&scr_viewsize,"120");
// bound field of view
if (scr_fov.value < 10)
Cvar_Set (&scr_fov,"10");
if (scr_fov.value > 170)
Cvar_Set (&scr_fov,"170");
// intermission is always full screen
if (cl.intermission)
size = 120;
else
size = scr_viewsize.value;
#ifdef Q2CLIENT
if (cls.q2server)
sb_lines = 0;
else
#endif
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;
if (scr_viewsize.value >= 100.0) {
full = true;
size = 100.0;
} else
size = scr_viewsize.value;
if (cl.intermission)
{
full = true;
size = 100.0;
sb_lines = 0;
}
size /= 100.0;
if (!cl_sbar.value && full)
h = vid.height;
else
h = vid.height - sb_lines;
r_refdef.vrect.width = vid.width * size;
if (r_refdef.vrect.width < 96)
{
size = 96.0 / r_refdef.vrect.width;
r_refdef.vrect.width = 96; // min for icons
}
r_refdef.vrect.height = vid.height * size;
if (cl_sbar.value || !full) {
if (r_refdef.vrect.height > vid.height - sb_lines)
r_refdef.vrect.height = vid.height - sb_lines;
} else if (r_refdef.vrect.height > vid.height)
r_refdef.vrect.height = vid.height;
r_refdef.vrect.x = (vid.width - r_refdef.vrect.width)/2;
if (full)
r_refdef.vrect.y = 0;
else
r_refdef.vrect.y = (h - r_refdef.vrect.height)/2;
if (scr_chatmode)
{
r_refdef.vrect.height= r_refdef.vrect.y=vid.height/2;
r_refdef.vrect.width = r_refdef.vrect.x=vid.width/2;
sb_lines=0;
}
r_refdef.fov_x = scr_fov.value;
r_refdef.fov_y = CalcFov (r_refdef.fov_x, r_refdef.vrect.width, r_refdef.vrect.height);
// r_refdef.vrect.height/=2;
#ifdef SWQUAKE
if (qrenderer == QR_SOFTWARE)
{
R_SetVrect (&r_refdef.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
SWR_ViewChanged (&r_refdef.vrect, sb_lines, vid.aspect);
}
#endif
scr_vrect = r_refdef.vrect;
}
/*
=================
SCR_SizeUp_f
Keybinding command
=================
*/
void SCR_SizeUp_f (void)
{
Cvar_SetValue (&scr_viewsize,scr_viewsize.value+10);
vid.recalc_refdef = 1;
}
/*
=================
SCR_SizeDown_f
Keybinding command
=================
*/
void SCR_SizeDown_f (void)
{
Cvar_SetValue (&scr_viewsize,scr_viewsize.value-10);
vid.recalc_refdef = 1;
}
//============================================================================
/*
==================
SCR_Init
==================
*/
void SCR_Init (void)
{
//
// register our commands
//
Cmd_AddRemCommand ("screenshot",SCR_ScreenShot_f);
Cmd_AddRemCommand ("sizeup",SCR_SizeUp_f);
Cmd_AddRemCommand ("sizedown",SCR_SizeDown_f);
scr_ram = Draw_SafePicFromWad ("ram");
scr_net = Draw_SafePicFromWad ("net");
scr_turtle = Draw_SafePicFromWad ("turtle");
scr_initialized = true;
}
void SCR_DeInit (void)
{
if (scr_initialized)
{
scr_initialized = false;
Cmd_RemoveCommand ("screenshot");
Cmd_RemoveCommand ("sizeup");
Cmd_RemoveCommand ("sizedown");
}
}
/*
==============
SCR_DrawRam
==============
*/
void SCR_DrawRam (void)
{
if (!scr_showram.value || !scr_ram)
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 || !scr_turtle)
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)
{
if (cls.netchan.outgoing_sequence - cls.netchan.incoming_acknowledged < UPDATE_BACKUP-1)
return;
if (cls.demoplayback || !scr_net)
return;
Draw_Pic (scr_vrect.x+64, scr_vrect.y, scr_net);
}
void SCR_DrawFPS (void)
{
extern cvar_t show_fps;
static double lastframetime;
double t;
extern int fps_count;
static float lastfps;
int x, y;
char st[80];
if (!show_fps.value)
return;
t = Sys_DoubleTime();
if ((t - lastframetime) >= 1.0) {
lastfps = fps_count/(t - lastframetime);
fps_count = 0;
lastframetime = t;
}
sprintf(st, "%3.1f 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_SafeCachePic ("gfx/pause.lmp");
if (pic)
{
Draw_Pic ( (vid.width - pic->width)/2,
(vid.height - 48 - pic->height)/2, pic);
}
else
Draw_String((vid.width-strlen("Paused")*8)/2, (vid.height-8)/2, "Paused");
}
/*
==============
SCR_DrawLoading
==============
*/
int total_loading_size, current_loading_size, loading_stage;
char levelshotname[MAX_QPATH];
void SCR_DrawLoading (void)
{
qpic_t *pic;
if (!scr_drawloading)
return;
if (*levelshotname)
{
if(Draw_ScalePic)
Draw_ScalePic(0, 0, vid.width, vid.height, Draw_SafeCachePic (levelshotname));
}
if (COM_FDepthFile("gfx/loading.lmp", true) < COM_FDepthFile("gfx/menu/loading.lmp", true))
{
pic = Draw_SafeCachePic ("loading");
if (pic)
Draw_Pic ( (vid.width - pic->width)/2,
(vid.height - 48 - pic->height)/2, pic);
}
else
{
pic = Draw_SafeCachePic ("gfx/menu/loading.lmp");
if (pic)
{
int size, count, offset;
if (!scr_drawloading && loading_stage == 0)
return;
offset = (vid.width - pic->width)/2;
Draw_TransPic (offset , 0, pic);
if (loading_stage == 0)
return;
if (total_loading_size)
size = current_loading_size * 106 / total_loading_size;
else
size = 0;
if (loading_stage == 1)
count = size;
else
count = 106;
Draw_Fill (offset+42, 87, count, 1, 136);
Draw_Fill (offset+42, 87+1, count, 4, 138);
Draw_Fill (offset+42, 87+5, count, 1, 136);
if (loading_stage == 2)
count = size;
else
count = 0;
Draw_Fill (offset+42, 97, count, 1, 168);
Draw_Fill (offset+42, 97+1, count, 4, 170);
Draw_Fill (offset+42, 97+5, count, 1, 168);
}
}
}
void SCR_BeginLoadingPlaque (void)
{
if (cls.state != ca_active)
return;
if (!scr_initialized)
return;
// if (key_dest == key_console) //not really appropriate if client is to show it on a remote server.
// return;
// redraw with no console and the loading plaque
scr_fullupdate = 0;
Sbar_Changed ();
scr_drawloading = true;
SCR_UpdateScreen ();
scr_drawloading = false;
scr_disabled_for_loading = true;
scr_disabled_time = Sys_DoubleTime(); //realtime tends to change... Hmmm....
scr_fullupdate = 0;
}
void SCR_EndLoadingPlaque (void)
{
if (!scr_initialized)
return;
scr_disabled_for_loading = false;
scr_fullupdate = 0;
*levelshotname = '\0';
}
void SCR_ImageName (char *mapname)
{
strcpy(levelshotname, "levelshots/");
COM_FileBase(mapname, levelshotname + strlen(levelshotname));
#ifdef RGLQUAKE
if (qrenderer == QR_OPENGL)
{
if (!Draw_SafeCachePic (levelshotname))
{
*levelshotname = '\0';
return;
}
}
else
{
*levelshotname = '\0';
return;
}
scr_disabled_for_loading = false;
scr_drawloading = true;
GL_BeginRendering (&glx, &gly, &glwidth, &glheight);
SCR_DrawLoading();
SCR_SetUpToDrawConsole();
SCR_DrawConsole(true);
GL_EndRendering();
scr_drawloading = false;
scr_disabled_for_loading = true;
#endif
}
//=============================================================================
/*
==================
SCR_SetUpToDrawConsole
==================
*/
void SCR_SetUpToDrawConsole (void)
{
#ifdef TEXTEDITOR
extern qboolean editoractive;
#endif
Con_CheckResize ();
if (scr_drawloading)
return; // never a console with loading plaque
// decide on the height of the console
if (cls.state != ca_active && !media_filmtype
#ifdef TEXTEDITOR
&& !editoractive
#endif
&& !UI_MenuState()
)
{
scr_conlines = vid.height; // full screen
scr_con_current = scr_conlines;
}
else if (key_dest == key_console || scr_chatmode)
{
scr_conlines = vid.height*con_height.value/100; // half screen
if (scr_conlines < 32)
scr_conlines = 32; //prevent total loss of console.
else if (scr_conlines>vid.height)
scr_conlines = vid.height;
}
else
scr_conlines = 0; // none visible
if (scr_conlines < scr_con_current)
{
scr_con_current -= scr_conspeed.value*host_frametime;
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;
if (scr_conlines < scr_con_current)
scr_con_current = scr_conlines;
}
if (scr_con_current>vid.height)
scr_con_current = vid.height;
if (clearconsole++ < vid.numpages)
{
if (qrenderer == QR_SOFTWARE)
{
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)
{
if (qrenderer == QR_SOFTWARE)
{
scr_copytop = 1;
Draw_TileClear (0, 0, vid.width, con_notifylines);
}
}
else
con_notifylines = 0;
}
/*
==================
SCR_DrawConsole
==================
*/
void SCR_DrawConsole (qboolean noback)
{
if (key_dest == key_menu)
return;
if (scr_con_current)
{
scr_copyeverything = 1;
Con_DrawConsole (scr_con_current, noback);
clearconsole = 0;
}
else
{
if (key_dest == key_game || key_dest == key_message)
Con_DrawNotify (); // only draw notify in game
}
}
/*
==============================================================================
SCREEN SHOTS
==============================================================================
*/
typedef struct _TargaHeader {
unsigned char id_length, colormap_type, image_type;
unsigned short colormap_index, colormap_length;
unsigned char colormap_size;
unsigned short x_origin, y_origin, width, height;
unsigned char pixel_size, attributes;
} TargaHeader;
#ifdef AVAIL_JPEGLIB
void screenshotJPEG(char *filename, qbyte *screendata, int screenwidth, int screenheight);
#endif
#ifdef AVAIL_PNGLIB
int Image_WritePNG (char *filename, int compression, qbyte *pixels, int width, int height);
#endif
void WriteBMPFile(char *filename, qbyte *in, int width, int height);
void WritePCXfile (char *filename, qbyte *data, int width, int height, int rowbytes, qbyte *palette, qboolean upload); //data is 8bit.
/*
Find closest color in the palette for named color
*/
int MipColor(int r, int g, int b)
{
int i;
float dist;
int best=15;
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;
}
/*
==================
SCR_ScreenShot_f
==================
*/
void SCR_ScreenShot_f (void)
{
int truewidth, trueheight;
qbyte *buffer;
char pcxname[80];
char checkname[MAX_OSPATH];
int i, c, temp;
#define MAX_PREPAD 128
char *ext;
if (!VID_GetRGBInfo)
{
Con_Printf("Screenshots are not supported with the current renderer\n");
return;
}
if (Cmd_Argc() == 2)
{
Q_strncpyz(pcxname, Cmd_Argv(1), sizeof(pcxname));
COM_DefaultExtension (pcxname, scr_sshot_type.string);
}
else
{
//
// find a file name to save it to
//
sprintf(pcxname,"fte00000.%s", scr_sshot_type.string);
for (i=0 ; i<=100000 ; i++)
{
pcxname[4] = (i%10000)/1000 + '0';
pcxname[5] = (i%1000)/100 + '0';
pcxname[6] = (i%100)/10 + '0';
pcxname[7] = (i%10) + '0';
sprintf (checkname, "%s/%s", com_gamedir, pcxname);
if (Sys_FileTime(checkname) == -1)
break; // file doesn't exist
}
if (i==100000)
{
Con_Printf ("SCR_ScreenShot_f: Couldn't create sequentially named file\n");
return;
}
}
ext = COM_FileExtension(pcxname);
buffer = VID_GetRGBInfo(MAX_PREPAD, &truewidth, &trueheight);
#ifdef AVAIL_PNGLIB
if (!strcmp(ext, "png"))
{
Image_WritePNG(pcxname, 100, buffer+MAX_PREPAD, truewidth, trueheight);
}
else
#endif
#ifdef AVAIL_JPEGLIB
if (!strcmp(ext, "jpeg") || !strcmp(ext, "jpg"))
{
screenshotJPEG(pcxname, buffer+MAX_PREPAD, truewidth, trueheight);
}
else
#endif
/* if (!strcmp(ext, "bmp"))
{
WriteBMPFile(pcxname, buffer+MAX_PREPAD, truewidth, trueheight);
}
else*/
if (!strcmp(ext, "pcx"))
{
int y, x;
qbyte *src, *dest;
qbyte *newbuf = buffer + MAX_PREPAD;
// convert to eight bit
for (y = 0; y < trueheight; y++) {
src = newbuf + (truewidth * 3 * y);
dest = newbuf + (truewidth * y);
for (x = 0; x < truewidth; x++) {
*dest++ = MipColor(src[0], src[1], src[2]);
src += 3;
}
}
WritePCXfile (pcxname, newbuf, truewidth, trueheight, truewidth, host_basepal, false);
Con_Printf ("Wrote %s\n", pcxname);
}
else //tga
{
buffer+=MAX_PREPAD-18;
memset (buffer, 0, 18);
buffer[2] = 2; // uncompressed type
buffer[12] = truewidth&255;
buffer[13] = truewidth>>8;
buffer[14] = trueheight&255;
buffer[15] = trueheight>>8;
buffer[16] = 24; // pixel size
// swap rgb to bgr
c = 18+truewidth*trueheight*3;
for (i=18 ; i<c ; i+=3)
{
temp = buffer[i];
buffer[i] = buffer[i+2];
buffer[i+2] = temp;
}
COM_WriteFile (pcxname, buffer, truewidth*trueheight*3 + 18 );
Con_Printf ("Wrote %s\n", pcxname);
buffer-=MAX_PREPAD-18;
}
BZ_Free (buffer);
}
// from gl_draw.c
qbyte *draw_chars; // 8*8 graphic characters
void SCR_DrawCharToSnap (int num, qbyte *dest, int width)
{
int row, col;
qbyte *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, qbyte *buf, int x, int y, int width)
{
qbyte *dest;
const unsigned char *p;
dest = buf + ((y * width) + x);
p = (const unsigned char *)s;
while (*p) {
SCR_DrawCharToSnap(*p++, dest, width);
dest += 8;
}
}
/*
==================
SCR_RSShot
==================
*/
qboolean SCR_RSShot (void)
{
int truewidth;
int trueheight;
int x, y;
unsigned char *src, *dest;
char pcxname[80];
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 (!scr_allowsnap.value)
return false;
if (CL_IsUploading())
return false; // already one pending
if (cls.state < ca_onserver)
return false; // gotta be connected
if (!VID_GetRGBInfo || !scr_initialized)
{
return false;
}
Con_Printf("Remote screen shot requested.\n");
//
// save the pcx file
//
newbuf = VID_GetRGBInfo(0, &truewidth, &trueheight);
w = RSSHOT_WIDTH;
h = RSSHOT_HEIGHT;
fracw = (float)truewidth / (float)w;
frach = (float)trueheight / (float)h;
//scale down first.
for (y = 0; y < h; y++) {
dest = newbuf + (w*3 * 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 = newbuf + (truewidth * 3 * dy) + dx * 3;
for (nx = dx; nx < dex; nx++) {
r += *src++;
g += *src++;
b += *src++;
count++;
}
}
r /= count;
g /= count;
b /= count;
*dest++ = r;
*dest++ = b;
*dest++ = g;
}
}
// convert to eight bit
for (y = 0; y < h; y++) {
src = newbuf + (w * 3 * y);
dest = newbuf + (w * y);
for (x = 0; x < w; x++) {
*dest++ = MipColor(src[0], src[1], src[2]);
src += 3;
}
}
time(&now);
strcpy(st, ctime(&now));
st[strlen(st) - 1] = 0;
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, h - 1, w);
Q_strncpyz(st, cls.servername, sizeof(st));
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, h - 11, w);
Q_strncpyz(st, name.string, sizeof(st));
SCR_DrawStringToSnap (st, newbuf, w - strlen(st)*8, h - 21, w);
WritePCXfile (pcxname, newbuf, w, h, w, host_basepal, true);
BZ_Free(newbuf);
Con_Printf ("Wrote %s\n", pcxname);
return true;
}
//=============================================================================
//=============================================================================
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)
{
scr_notifystring = text;
// draw a fresh screen
scr_fullupdate = 0;
scr_drawdialog = true;
SCR_UpdateScreen ();
scr_drawdialog = false;
S_StopAllSounds (true); // so dma doesn't loop current sound
do
{
key_count = -1; // wait for a key down and up
Sys_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;
int pnum;
for (pnum = 0; pnum < cl.splitclients; pnum++)
scr_centertime_off[pnum] = 0;
for (i=0 ; i<20 && scr_conlines != scr_con_current ; i++)
SCR_UpdateScreen ();
cl.cshifts[CSHIFT_CONTENTS].percent = 0; // no area contents palette on next frame
VID_SetPalette (host_basepal);
}
void SCR_TileClear (void)
{
if (cl.splitclients>1)
return; //splitclients always takes the entire screen.
if (qrenderer == QR_SOFTWARE)
{
if (scr_fullupdate++ < vid.numpages)
{ // clear the entire screen
scr_copyeverything = 1;
Draw_TileClear (0, 0, vid.width, vid.height);
Sbar_Changed ();
}
else
{
char str[11] = "xxxxxxxxxx";
if (scr_viewsize.value < 100)
{
int x, y;
x = vid.width - strlen(str) * 8 - 8;
y = vid.height - sb_lines - 8;
// clear background for counters
if (show_fps.value)
Draw_TileClear(x, y, 10 * 8, 8);
}
}
}
else
{
if (r_refdef.vrect.x > 0) {
// left
Draw_TileClear (0, 0, r_refdef.vrect.x, vid.height - sb_lines);
// right
Draw_TileClear (r_refdef.vrect.x + r_refdef.vrect.width, 0,
vid.width - r_refdef.vrect.x + r_refdef.vrect.width,
vid.height - sb_lines);
}
if (r_refdef.vrect.y > 0) {
// top
Draw_TileClear (r_refdef.vrect.x, 0,
r_refdef.vrect.x + r_refdef.vrect.width,
r_refdef.vrect.y);
// bottom
Draw_TileClear (r_refdef.vrect.x,
r_refdef.vrect.y + r_refdef.vrect.height,
r_refdef.vrect.width,
vid.height - sb_lines -
(r_refdef.vrect.height + r_refdef.vrect.y));
}
}
}