//
// V_InitScreenVBuffer
//
static void V_InitScreenVBuffer(void)
{
if(vbscreenneedsfree)
{
V_FreeVBuffer(&vbscreen);
V_FreeVBuffer(&backscreen1);
V_FreeVBuffer(&backscreen2);
V_FreeVBuffer(&backscreen3);
V_FreeVBuffer(&subscreen43);
}
else
vbscreenneedsfree = true;
V_InitVBufferFrom(&vbscreen, video.width, video.height, video.pitch,
video.bitdepth, video.screens[0]);
V_SetScaling(&vbscreen, SCREENWIDTH, SCREENHEIGHT);
V_InitVBufferFrom(&backscreen1, video.width, video.height, video.width,
video.bitdepth, video.screens[1]);
V_SetScaling(&backscreen1, SCREENWIDTH, SCREENHEIGHT);
// Only vbscreen and backscreen1 need scaling set.
V_InitVBufferFrom(&backscreen2, video.width, video.height, video.width,
video.bitdepth, video.screens[2]);
V_InitVBufferFrom(&backscreen3, video.width, video.height, video.width,
video.bitdepth, video.screens[3]);
// Init subscreen43
V_initSubScreen43();
}
//
// SDLVideoDriver::InitDiskFlash
//
// killough 10/98: init disk icon
//
void SDLVideoDriver::InitDiskFlash()
{
SDL_Surface *disktmp = NULL;
VBuffer diskvb;
if(disk)
{
SDL_FreeSurface(disk);
SDL_FreeSurface(disk_bg);
}
if(vbscreen.scaled)
{
drect.x = vbscreen.x1lookup[vbscreen.unscaledw - 16];
drect.y = vbscreen.y1lookup[vbscreen.unscaledh - 15];
drect.w = vbscreen.x2lookup[vbscreen.unscaledw - 1] - drect.x + 1;
drect.h = vbscreen.y2lookup[vbscreen.unscaledh - 1] - drect.y + 1;
}
else
{
drect.x = vbscreen.width - 16;
drect.y = vbscreen.height - 15;
drect.w = 16;
drect.h = 15;
}
// haleyjd 12/26/09: create disk in a temporary 8-bit surface, unconditionally
disktmp = SDL_CreateRGBSurface(0, drect.w, drect.h, 8, 0, 0, 0, 0);
SDL_SetPalette(disktmp, SDL_LOGPAL, colors, 0, 256);
// setup VBuffer and point it into the SDL_Surface
V_InitVBufferFrom(&diskvb, drect.w, drect.h, disktmp->pitch, 8,
(byte *)(disktmp->pixels));
V_SetScaling(&diskvb, 16, 15);
// draw the disk graphic into the VBuffer
V_DrawPatch(0, -1, &diskvb,
PatchLoader::CacheName(wGlobalDir, /*cdrom_mode ? "STCDROM" :*/ "STDISK", PU_CACHE));
// Done with VBuffer object
V_FreeVBuffer(&diskvb);
// Convert 8-bit disk into a surface-format surface - let SDL handle the
// specifics of the process, as it's designed for it.
disk = SDL_DisplayFormat(disktmp);
disk_bg = SDL_DisplayFormat(disktmp);
// Done with the temporary 8-bit disk.
SDL_FreeSurface(disktmp);
}
//
// V_initSubScreen43
//
// Initialize a 4:3 subscreen on top of the vbscreen VBuffer.
//
static void V_initSubScreen43()
{
int subwidth;
int offset;
if(vbscreen.getVirtualAspectRatio() <= 4 * FRACUNIT / 3)
{
subwidth = vbscreen.width;
offset = 0;
}
else
{
subwidth = vbscreen.height * 4 / 3;
offset = (vbscreen.width - subwidth) / 2;
}
V_InitSubVBuffer(&subscreen43, &vbscreen, offset, 0, subwidth, vbscreen.height);
V_SetScaling(&subscreen43, SCREENWIDTH, SCREENHEIGHT);
}