void VWL_EraseCursor (void)
{
VW_MemToScreen(cursorsave,cursorspot,cursorwidth,cursorheight);
VW_MarkUpdateBlock ((cursorx+pansx)&SCREENXMASK,cursory+pansy,
( (cursorx+pansx)&SCREENXMASK)+cursorwidth*SCREENXDIV-1,
cursory+pansy+cursorheight-1);
}
///////////////////////////////////////////////////////////////////////////
//
// US_RestoreSaveWindow() - Restores the background of the size of the
// current window from the memory specified by save
//
///////////////////////////////////////////////////////////////////////////
void
US_RestoreSaveWindow(memptr *save)
{
word screen;
screen = bufferofs + panadjust + ylookup[WindowY] + (WindowX * CHARWIDTH);
VW_MemToScreen(*save,screen,WindowW * CHARWIDTH,WindowH);
MM_FreePtr(save);
}
void VW_DrawPic(id0_unsigned_t x, id0_unsigned_t y, id0_unsigned_t chunknum)
{
id0_int_t picnum = chunknum - STARTPICS;
memptr source;
id0_unsigned_t dest,width,height;
source = grsegs[chunknum];
dest = ylookup[y]+x+bufferofs;
width = pictable[picnum].width;
height = pictable[picnum].height;
VW_MemToScreen(source,dest,width,height);
}
void VWB_DrawPic (id0_int_t x, id0_int_t y, id0_int_t chunknum)
{
// mostly copied from drawpic
id0_int_t picnum = chunknum - STARTPICS;
memptr source;
id0_unsigned_t dest,width,height;
x+=pansx;
y+=pansy;
x/= SCREENXDIV;
source = grsegs[chunknum];
dest = ylookup[y]+x+bufferofs;
width = pictable[picnum].width;
height = pictable[picnum].height;
if (VW_MarkUpdateBlock (x*SCREENXDIV,y,(x+width)*SCREENXDIV-1,y+height-1))
VW_MemToScreen(source,dest,width,height);
}
