| /* |
| 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. |
| |
| */ |
| |
| // draw.c -- this is the only file outside the refresh that touches the |
| // vid buffer |
| |
| #include "quakedef.h" |
| |
| typedef struct { |
| vrect_t rect; |
| int width; |
| int height; |
| byte *ptexbytes; |
| int rowbytes; |
| } rectdesc_t; |
| |
| static rectdesc_t r_rectdesc; |
| |
| byte *draw_chars; // 8*8 graphic characters |
| qpic_t *draw_disc; |
| qpic_t *draw_backtile; |
| |
| //============================================================================= |
| /* Support Routines */ |
| |
| typedef struct cachepic_s |
| { |
| char name[MAX_QPATH]; |
| cache_user_t cache; |
| } cachepic_t; |
| |
| #define MAX_CACHED_PICS 128 |
| cachepic_t menu_cachepics[MAX_CACHED_PICS]; |
| int menu_numcachepics; |
| |
| |
| qpic_t *Draw_PicFromWad (const char *name) |
| { |
| return W_GetLumpName (name); |
| } |
| |
| /* |
| ================ |
| Draw_CachePic |
| ================ |
| */ |
| qpic_t *Draw_CachePic (const char *path) |
| { |
| cachepic_t *pic; |
| int i; |
| qpic_t *dat; |
| |
| for (pic=menu_cachepics, i=0 ; i<menu_numcachepics ; pic++, i++) |
| if (!strcmp (path, pic->name)) |
| break; |
| |
| if (i == menu_numcachepics) |
| { |
| if (menu_numcachepics == MAX_CACHED_PICS) |
| Sys_Error ("menu_numcachepics == MAX_CACHED_PICS"); |
| menu_numcachepics++; |
| strcpy (pic->name, path); |
| } |
| |
| dat = Cache_Check (&pic->cache); |
| |
| if (dat) |
| return dat; |
| |
| // |
| // load the pic from disk |
| // |
| COM_LoadCacheFile (path, &pic->cache); |
| |
| dat = (qpic_t *)pic->cache.data; |
| if (!dat) |
| { |
| Sys_Error ("Draw_CachePic: failed to load %s", path); |
| } |
| |
| SwapPic (dat); |
| |
| return dat; |
| } |
| |
| |
| |
| /* |
| =============== |
| Draw_Init |
| =============== |
| */ |
| void Draw_Init (void) |
| { |
| int i; |
| |
| draw_chars = W_GetLumpName ("conchars"); |
| draw_disc = W_GetLumpName ("disc"); |
| draw_backtile = W_GetLumpName ("backtile"); |
| |
| r_rectdesc.width = draw_backtile->width; |
| r_rectdesc.height = draw_backtile->height; |
| r_rectdesc.ptexbytes = draw_backtile->data; |
| r_rectdesc.rowbytes = draw_backtile->width; |
| } |
| |
| |
| |
| /* |
| ================ |
| Draw_Character |
| |
| Draws one 8*8 graphics character with 0 being transparent. |
| It can be clipped to the top of the screen to allow the console to be |
| smoothly scrolled off. |
| ================ |
| */ |
| void Draw_Character (int x, int y, int num) |
| { |
| byte *dest; |
| byte *source; |
| unsigned short *pusdest; |
| int drawline; |
| int row, col; |
| |
| num &= 255; |
| |
| if (y <= -8) |
| return; // totally off screen |
| |
| #ifdef PARANOID |
| if (y > vid.height - 8 || x < 0 || x > vid.width - 8) |
| Sys_Error ("Con_DrawCharacter: (%i, %i)", x, y); |
| if (num < 0 || num > 255) |
| Sys_Error ("Con_DrawCharacter: char %i", num); |
| #endif |
| |
| row = num>>4; |
| col = num&15; |
| source = draw_chars + (row<<10) + (col<<3); |
| |
| if (y < 0) |
| { // clipped |
| drawline = 8 + y; |
| source -= 128*y; |
| y = 0; |
| } |
| else |
| drawline = 8; |
| |
| |
| if (r_pixbytes == 1) |
| { |
| dest = vid.conbuffer + y*vid.conrowbytes + x; |
| |
| while (drawline--) |
| { |
| if (source[0]) |
| dest[0] = source[0]; |
| if (source[1]) |
| dest[1] = source[1]; |
| if (source[2]) |
| dest[2] = source[2]; |
| if (source[3]) |
| dest[3] = source[3]; |
| if (source[4]) |
| dest[4] = source[4]; |
| if (source[5]) |
| dest[5] = source[5]; |
| if (source[6]) |
| dest[6] = source[6]; |
| if (source[7]) |
| dest[7] = source[7]; |
| source += 128; |
| dest += vid.conrowbytes; |
| } |
| } |
| else |
| { |
| // FIXME: pre-expand to native format? |
| pusdest = (unsigned short *) |
| ((byte *)vid.conbuffer + y*vid.conrowbytes + (x<<1)); |
| |
| while (drawline--) |
| { |
| if (source[0]) |
| pusdest[0] = d_8to16table[source[0]]; |
| if (source[1]) |
| pusdest[1] = d_8to16table[source[1]]; |
| if (source[2]) |
| pusdest[2] = d_8to16table[source[2]]; |
| if (source[3]) |
| pusdest[3] = d_8to16table[source[3]]; |
| if (source[4]) |
| pusdest[4] = d_8to16table[source[4]]; |
| if (source[5]) |
| pusdest[5] = d_8to16table[source[5]]; |
| if (source[6]) |
| pusdest[6] = d_8to16table[source[6]]; |
| if (source[7]) |
| pusdest[7] = d_8to16table[source[7]]; |
| |
| source += 128; |
| pusdest += (vid.conrowbytes >> 1); |
| } |
| } |
| } |
| |
| /* |
| ================ |
| Draw_String |
| ================ |
| */ |
| void Draw_String (int x, int y, const char *str) |
| { |
| while (*str) |
| { |
| Draw_Character (x, y, *str); |
| str++; |
| x += 8; |
| } |
| } |
| |
| /* |
| ================ |
| Draw_DebugChar |
| |
| Draws a single character directly to the upper right corner of the screen. |
| This is for debugging lockups by drawing different chars in different parts |
| of the code. |
| ================ |
| */ |
| void Draw_DebugChar (char num) |
| { |
| byte *dest; |
| byte *source; |
| int drawline; |
| extern byte *draw_chars; |
| int row, col; |
| |
| if (!vid.direct) |
| return; // don't have direct FB access, so no debugchars... |
| |
| drawline = 8; |
| |
| row = num>>4; |
| col = num&15; |
| source = draw_chars + (row<<10) + (col<<3); |
| |
| dest = vid.direct + 312; |
| |
| while (drawline--) |
| { |
| dest[0] = source[0]; |
| dest[1] = source[1]; |
| dest[2] = source[2]; |
| dest[3] = source[3]; |
| dest[4] = source[4]; |
| dest[5] = source[5]; |
| dest[6] = source[6]; |
| dest[7] = source[7]; |
| source += 128; |
| dest += 320; |
| } |
| } |
| |
| /* |
| ============= |
| Draw_Pic |
| ============= |
| */ |
| void Draw_Pic (int x, int y, qpic_t *pic) |
| { |
| byte *dest, *source; |
| unsigned short *pusdest; |
| int v, u; |
| |
| if ((x < 0) || |
| (x + pic->width > vid.width) || |
| (y < 0) || |
| (y + pic->height > vid.height)) |
| { |
| Sys_Error ("Draw_Pic: bad coordinates"); |
| } |
| |
| source = pic->data; |
| |
| if (r_pixbytes == 1) |
| { |
| dest = vid.buffer + y * vid.rowbytes + x; |
| |
| for (v=0 ; v<pic->height ; v++) |
| { |
| Q_memcpy (dest, source, pic->width); |
| dest += vid.rowbytes; |
| source += pic->width; |
| } |
| } |
| else |
| { |
| // FIXME: pretranslate at load time? |
| pusdest = (unsigned short *)vid.buffer + y * (vid.rowbytes >> 1) + x; |
| |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u++) |
| { |
| pusdest[u] = d_8to16table[source[u]]; |
| } |
| |
| pusdest += vid.rowbytes >> 1; |
| source += pic->width; |
| } |
| } |
| } |
| |
| |
| /* |
| ============= |
| Draw_TransPic |
| ============= |
| */ |
| void Draw_TransPic (int x, int y, qpic_t *pic) |
| { |
| byte *dest, *source, tbyte; |
| unsigned short *pusdest; |
| int v, u; |
| |
| if (x < 0 || (unsigned)(x + pic->width) > vid.width || y < 0 || |
| (unsigned)(y + pic->height) > vid.height) |
| { |
| Sys_Error ("Draw_TransPic: bad coordinates"); |
| } |
| |
| source = pic->data; |
| |
| if (r_pixbytes == 1) |
| { |
| dest = vid.buffer + y * vid.rowbytes + x; |
| |
| if (pic->width & 7) |
| { // general |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u++) |
| if ( (tbyte=source[u]) != TRANSPARENT_COLOR) |
| dest[u] = tbyte; |
| |
| dest += vid.rowbytes; |
| source += pic->width; |
| } |
| } |
| else |
| { // unwound |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u+=8) |
| { |
| if ( (tbyte=source[u]) != TRANSPARENT_COLOR) |
| dest[u] = tbyte; |
| if ( (tbyte=source[u+1]) != TRANSPARENT_COLOR) |
| dest[u+1] = tbyte; |
| if ( (tbyte=source[u+2]) != TRANSPARENT_COLOR) |
| dest[u+2] = tbyte; |
| if ( (tbyte=source[u+3]) != TRANSPARENT_COLOR) |
| dest[u+3] = tbyte; |
| if ( (tbyte=source[u+4]) != TRANSPARENT_COLOR) |
| dest[u+4] = tbyte; |
| if ( (tbyte=source[u+5]) != TRANSPARENT_COLOR) |
| dest[u+5] = tbyte; |
| if ( (tbyte=source[u+6]) != TRANSPARENT_COLOR) |
| dest[u+6] = tbyte; |
| if ( (tbyte=source[u+7]) != TRANSPARENT_COLOR) |
| dest[u+7] = tbyte; |
| } |
| dest += vid.rowbytes; |
| source += pic->width; |
| } |
| } |
| } |
| else |
| { |
| // FIXME: pretranslate at load time? |
| pusdest = (unsigned short *)vid.buffer + y * (vid.rowbytes >> 1) + x; |
| |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u++) |
| { |
| tbyte = source[u]; |
| |
| if (tbyte != TRANSPARENT_COLOR) |
| { |
| pusdest[u] = d_8to16table[tbyte]; |
| } |
| } |
| |
| pusdest += vid.rowbytes >> 1; |
| source += pic->width; |
| } |
| } |
| } |
| |
| |
| /* |
| ============= |
| Draw_TransPicTranslate |
| ============= |
| */ |
| void Draw_TransPicTranslate (int x, int y, qpic_t *pic, byte *translation) |
| { |
| byte *dest, *source, tbyte; |
| unsigned short *pusdest; |
| int v, u; |
| |
| if (x < 0 || (unsigned)(x + pic->width) > vid.width || y < 0 || |
| (unsigned)(y + pic->height) > vid.height) |
| { |
| Sys_Error ("Draw_TransPic: bad coordinates"); |
| } |
| |
| source = pic->data; |
| |
| if (r_pixbytes == 1) |
| { |
| dest = vid.buffer + y * vid.rowbytes + x; |
| |
| if (pic->width & 7) |
| { // general |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u++) |
| if ( (tbyte=source[u]) != TRANSPARENT_COLOR) |
| dest[u] = translation[tbyte]; |
| |
| dest += vid.rowbytes; |
| source += pic->width; |
| } |
| } |
| else |
| { // unwound |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u+=8) |
| { |
| if ( (tbyte=source[u]) != TRANSPARENT_COLOR) |
| dest[u] = translation[tbyte]; |
| if ( (tbyte=source[u+1]) != TRANSPARENT_COLOR) |
| dest[u+1] = translation[tbyte]; |
| if ( (tbyte=source[u+2]) != TRANSPARENT_COLOR) |
| dest[u+2] = translation[tbyte]; |
| if ( (tbyte=source[u+3]) != TRANSPARENT_COLOR) |
| dest[u+3] = translation[tbyte]; |
| if ( (tbyte=source[u+4]) != TRANSPARENT_COLOR) |
| dest[u+4] = translation[tbyte]; |
| if ( (tbyte=source[u+5]) != TRANSPARENT_COLOR) |
| dest[u+5] = translation[tbyte]; |
| if ( (tbyte=source[u+6]) != TRANSPARENT_COLOR) |
| dest[u+6] = translation[tbyte]; |
| if ( (tbyte=source[u+7]) != TRANSPARENT_COLOR) |
| dest[u+7] = translation[tbyte]; |
| } |
| dest += vid.rowbytes; |
| source += pic->width; |
| } |
| } |
| } |
| else |
| { |
| // FIXME: pretranslate at load time? |
| pusdest = (unsigned short *)vid.buffer + y * (vid.rowbytes >> 1) + x; |
| |
| for (v=0 ; v<pic->height ; v++) |
| { |
| for (u=0 ; u<pic->width ; u++) |
| { |
| tbyte = source[u]; |
| |
| if (tbyte != TRANSPARENT_COLOR) |
| { |
| pusdest[u] = d_8to16table[tbyte]; |
| } |
| } |
| |
| pusdest += vid.rowbytes >> 1; |
| source += pic->width; |
| } |
| } |
| } |
| |
| |
| void Draw_CharToConback (int num, byte *dest) |
| { |
| 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] = 0x60 + source[x]; |
| source += 128; |
| dest += 320; |
| } |
| |
| } |
| |
| /* |
| ================ |
| Draw_ConsoleBackground |
| |
| ================ |
| */ |
| void Draw_ConsoleBackground (int lines) |
| { |
| int x, y, v; |
| byte *src, *dest; |
| unsigned short *pusdest; |
| int f, fstep; |
| qpic_t *conback; |
| char ver[100]; |
| |
| conback = Draw_CachePic ("gfx/conback.lmp"); |
| |
| // hack the version number directly into the pic |
| #ifdef _WIN32 |
| sprintf (ver, "(WinQuake) %4.2f", (float)VERSION); |
| dest = conback->data + 320*186 + 320 - 11 - 8*strlen(ver); |
| #elif defined(X11) |
| sprintf (ver, "(X11 Quake %2.2f) %4.2f", (float)X11_VERSION, (float)VERSION); |
| dest = conback->data + 320*186 + 320 - 11 - 8*strlen(ver); |
| #elif defined(__linux__) |
| sprintf (ver, "(Linux Quake %2.2f) %4.2f", (float)LINUX_VERSION, (float)VERSION); |
| dest = conback->data + 320*186 + 320 - 11 - 8*strlen(ver); |
| #else |
| dest = conback->data + 320 - 43 + 320*186; |
| sprintf (ver, "%4.2f", VERSION); |
| #endif |
| |
| for (x=0 ; x<strlen(ver) ; x++) |
| Draw_CharToConback (ver[x], dest+(x<<3)); |
| |
| // draw the pic |
| if (r_pixbytes == 1) |
| { |
| dest = vid.conbuffer; |
| |
| for (y=0 ; y<lines ; y++, dest += vid.conrowbytes) |
| { |
| v = (vid.conheight - lines + y)*200/vid.conheight; |
| src = conback->data + v*320; |
| if (vid.conwidth == 320) |
| memcpy (dest, src, vid.conwidth); |
| else |
| { |
| f = 0; |
| fstep = 320*0x10000/vid.conwidth; |
| for (x=0 ; x<vid.conwidth ; x+=4) |
| { |
| dest[x] = src[f>>16]; |
| f += fstep; |
| dest[x+1] = src[f>>16]; |
| f += fstep; |
| dest[x+2] = src[f>>16]; |
| f += fstep; |
| dest[x+3] = src[f>>16]; |
| f += fstep; |
| } |
| } |
| } |
| } |
| else |
| { |
| pusdest = (unsigned short *)vid.conbuffer; |
| |
| for (y=0 ; y<lines ; y++, pusdest += (vid.conrowbytes >> 1)) |
| { |
| // FIXME: pre-expand to native format? |
| // FIXME: does the endian switching go away in production? |
| v = (vid.conheight - lines + y)*200/vid.conheight; |
| src = conback->data + v*320; |
| f = 0; |
| fstep = 320*0x10000/vid.conwidth; |
| for (x=0 ; x<vid.conwidth ; x+=4) |
| { |
| pusdest[x] = d_8to16table[src[f>>16]]; |
| f += fstep; |
| pusdest[x+1] = d_8to16table[src[f>>16]]; |
| f += fstep; |
| pusdest[x+2] = d_8to16table[src[f>>16]]; |
| f += fstep; |
| pusdest[x+3] = d_8to16table[src[f>>16]]; |
| f += fstep; |
| } |
| } |
| } |
| } |
| |
| |
| /* |
| ============== |
| R_DrawRect8 |
| ============== |
| */ |
| void R_DrawRect8 (vrect_t *prect, int rowbytes, byte *psrc, |
| int transparent) |
| { |
| byte t; |
| int i, j, srcdelta, destdelta; |
| byte *pdest; |
| |
| pdest = vid.buffer + (prect->y * vid.rowbytes) + prect->x; |
| |
| srcdelta = rowbytes - prect->width; |
| destdelta = vid.rowbytes - prect->width; |
| |
| if (transparent) |
| { |
| for (i=0 ; i<prect->height ; i++) |
| { |
| for (j=0 ; j<prect->width ; j++) |
| { |
| t = *psrc; |
| if (t != TRANSPARENT_COLOR) |
| { |
| *pdest = t; |
| } |
| |
| psrc++; |
| pdest++; |
| } |
| |
| psrc += srcdelta; |
| pdest += destdelta; |
| } |
| } |
| else |
| { |
| for (i=0 ; i<prect->height ; i++) |
| { |
| memcpy (pdest, psrc, prect->width); |
| psrc += rowbytes; |
| pdest += vid.rowbytes; |
| } |
| } |
| } |
| |
| |
| /* |
| ============== |
| R_DrawRect16 |
| ============== |
| */ |
| void R_DrawRect16 (vrect_t *prect, int rowbytes, byte *psrc, |
| int transparent) |
| { |
| byte t; |
| int i, j, srcdelta, destdelta; |
| unsigned short *pdest; |
| |
| // FIXME: would it be better to pre-expand native-format versions? |
| |
| pdest = (unsigned short *)vid.buffer + |
| (prect->y * (vid.rowbytes >> 1)) + prect->x; |
| |
| srcdelta = rowbytes - prect->width; |
| destdelta = (vid.rowbytes >> 1) - prect->width; |
| |
| if (transparent) |
| { |
| for (i=0 ; i<prect->height ; i++) |
| { |
| for (j=0 ; j<prect->width ; j++) |
| { |
| t = *psrc; |
| if (t != TRANSPARENT_COLOR) |
| { |
| *pdest = d_8to16table[t]; |
| } |
| |
| psrc++; |
| pdest++; |
| } |
| |
| psrc += srcdelta; |
| pdest += destdelta; |
| } |
| } |
| else |
| { |
| for (i=0 ; i<prect->height ; i++) |
| { |
| for (j=0 ; j<prect->width ; j++) |
| { |
| *pdest = d_8to16table[*psrc]; |
| psrc++; |
| pdest++; |
| } |
| |
| psrc += srcdelta; |
| pdest += destdelta; |
| } |
| } |
| } |
| |
| |
| /* |
| ============= |
| Draw_TileClear |
| |
| This repeats a 64*64 tile graphic to fill the screen around a sized down |
| refresh window. |
| ============= |
| */ |
| void Draw_TileClear (int x, int y, int w, int h) |
| { |
| int width, height, tileoffsetx, tileoffsety; |
| byte *psrc; |
| vrect_t vr; |
| |
| r_rectdesc.rect.x = x; |
| r_rectdesc.rect.y = y; |
| r_rectdesc.rect.width = w; |
| r_rectdesc.rect.height = h; |
| |
| vr.y = r_rectdesc.rect.y; |
| height = r_rectdesc.rect.height; |
| |
| tileoffsety = vr.y % r_rectdesc.height; |
| |
| while (height > 0) |
| { |
| vr.x = r_rectdesc.rect.x; |
| width = r_rectdesc.rect.width; |
| |
| if (tileoffsety != 0) |
| vr.height = r_rectdesc.height - tileoffsety; |
| else |
| vr.height = r_rectdesc.height; |
| |
| if (vr.height > height) |
| vr.height = height; |
| |
| tileoffsetx = vr.x % r_rectdesc.width; |
| |
| while (width > 0) |
| { |
| if (tileoffsetx != 0) |
| vr.width = r_rectdesc.width - tileoffsetx; |
| else |
| vr.width = r_rectdesc.width; |
| |
| if (vr.width > width) |
| vr.width = width; |
| |
| psrc = r_rectdesc.ptexbytes + |
| (tileoffsety * r_rectdesc.rowbytes) + tileoffsetx; |
| |
| if (r_pixbytes == 1) |
| { |
| R_DrawRect8 (&vr, r_rectdesc.rowbytes, psrc, 0); |
| } |
| else |
| { |
| R_DrawRect16 (&vr, r_rectdesc.rowbytes, psrc, 0); |
| } |
| |
| vr.x += vr.width; |
| width -= vr.width; |
| tileoffsetx = 0; // only the left tile can be left-clipped |
| } |
| |
| vr.y += vr.height; |
| height -= vr.height; |
| tileoffsety = 0; // only the top tile can be top-clipped |
| } |
| } |
| |
| |
| /* |
| ============= |
| Draw_Fill |
| |
| Fills a box of pixels with a single color |
| ============= |
| */ |
| void Draw_Fill (int x, int y, int w, int h, int c) |
| { |
| byte *dest; |
| unsigned short *pusdest; |
| unsigned uc; |
| int u, v; |
| |
| if (r_pixbytes == 1) |
| { |
| dest = vid.buffer + y*vid.rowbytes + x; |
| for (v=0 ; v<h ; v++, dest += vid.rowbytes) |
| for (u=0 ; u<w ; u++) |
| dest[u] = c; |
| } |
| else |
| { |
| uc = d_8to16table[c]; |
| |
| pusdest = (unsigned short *)vid.buffer + y * (vid.rowbytes >> 1) + x; |
| for (v=0 ; v<h ; v++, pusdest += (vid.rowbytes >> 1)) |
| for (u=0 ; u<w ; u++) |
| pusdest[u] = uc; |
| } |
| } |
| //============================================================================= |
| |
| /* |
| ================ |
| Draw_FadeScreen |
| |
| ================ |
| */ |
| void Draw_FadeScreen (void) |
| { |
| int x,y; |
| byte *pbuf; |
| |
| VID_UnlockBuffer (); |
| S_ExtraUpdate (); |
| VID_LockBuffer (); |
| |
| for (y=0 ; y<vid.height ; y++) |
| { |
| int t; |
| |
| pbuf = (byte *)(vid.buffer + vid.rowbytes*y); |
| t = (y & 1) << 1; |
| |
| for (x=0 ; x<vid.width ; x++) |
| { |
| if ((x & 3) != t) |
| pbuf[x] = 0; |
| } |
| } |
| |
| VID_UnlockBuffer (); |
| S_ExtraUpdate (); |
| VID_LockBuffer (); |
| } |
| |
| //============================================================================= |
| |
| /* |
| ================ |
| Draw_BeginDisc |
| |
| Draws the little blue disc in the corner of the screen. |
| Call before beginning any disc IO. |
| ================ |
| */ |
| void Draw_BeginDisc (void) |
| { |
| |
| D_BeginDirectRect (vid.width - 24, 0, draw_disc->data, 24, 24); |
| } |
| |
| |
| /* |
| ================ |
| Draw_EndDisc |
| |
| Erases the disc icon. |
| Call after completing any disc IO |
| ================ |
| */ |
| void Draw_EndDisc (void) |
| { |
| |
| D_EndDirectRect (vid.width - 24, 0, 24, 24); |
| } |
| |