void VWB_Plot (id0_int_t x, id0_int_t y, id0_int_t color)
{
x+=pansx;
y+=pansy;
if (VW_MarkUpdateBlock (x,y,x,y))
VW_Plot(x,y,color);
}
void VWB_DrawTile16 (id0_int_t x, id0_int_t y, id0_int_t tile)
{
x+=pansx;
y+=pansy;
if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+15,y+15))
VW_DrawTile16 (x/SCREENXDIV,y,tile);
}
void VWB_Bar (id0_int_t x, id0_int_t y, id0_int_t width, id0_int_t height, id0_int_t color)
{
x+=pansx;
y+=pansy;
if (VW_MarkUpdateBlock (x,y,x+width,y+height-1) )
VW_Bar (x,y,width,height,color);
}
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);
}
void VWB_DrawSprite(id0_int_t x, id0_int_t y, id0_int_t chunknum)
{
spritetabletype id0_far *spr;
void/*spritetype*/ id0_seg *block;
id0_unsigned_t dest,shift,width,height;
x+=pansx;
y+=pansy;
spr = &spritetable[chunknum-STARTSPRITES];
block = /*(spritetype id0_seg *)*/grsegs[chunknum];
y+=spr->orgy>>G_P_SHIFT;
x+=spr->orgx>>G_P_SHIFT;
if (GRMODE == EGAGR)
shift = (x&7)/2;
else if (GRMODE == CGAGR)
shift = 0;
dest = bufferofs + ylookup[y];
if (x>=0)
dest += x/SCREENXDIV;
else
dest += (x+1)/SCREENXDIV;
width = VW_GetSpriteShiftWidth(block,shift)/*block->width[shift]*/;
height = spr->height;
if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+width*SCREENXDIV-1
,y+height-1))
VW_MaskBlock (block,VW_GetSpriteShiftSourceOffset(block,shift)/*block->sourceoffset[shift]*/,dest,
width,height,VW_GetSpriteShiftPlaneSize(block,shift)/*block->planesize[shift]*/);
}
void VWB_Vlin (id0_int_t y1, id0_int_t y2, id0_int_t x, id0_int_t color)
{
x+=pansx;
y1+=pansy;
y2+=pansy;
if (VW_MarkUpdateBlock (x,y1,x,y2))
VW_Vlin(y1,y2,x,color);
}
void VWB_Hlin (id0_int_t x1, id0_int_t x2, id0_int_t y, id0_int_t color)
{
x1+=pansx;
x2+=pansx;
y+=pansy;
if (VW_MarkUpdateBlock (x1,y,x2,y))
VW_Hlin(x1,x2,y,color);
}
void VWB_DrawMPropString (const id0_char_t id0_far *string, const id0_char_t id0_far *optsend)
{
id0_int_t x,y;
x = px+pansx;
y = py+pansy;
VW_DrawMPropString (string,optsend);
VW_MarkUpdateBlock(x,y,x+bufferwidth*8-1,y+bufferheight-1);
}
void VWB_DrawTile16M (id0_int_t x, id0_int_t y, id0_int_t tile)
{
id0_int_t xb;
x+=pansx;
y+=pansy;
xb = x/SCREENXDIV; // use intermediate because VW_DT16M is macro
if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+15,y+15))
VW_DrawTile16M (xb,y,tile);
}
void VWB_DrawTile8M (id0_int_t x, id0_int_t y, id0_int_t tile)
{
id0_int_t xb;
x+=pansx;
y+=pansy;
xb = x/SCREENXDIV; // use intermediate because VW_DT8M is macro
#ifdef REFKEEN_VER_CATADVENTURES
// if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+7,y+7)) // MDM (GAMER EDGE)
VW_DrawTile8M(xb,y,tile); // statement prevents drawing chars past 42
#else
if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+7,y+7))
VW_DrawTile8M(xb,y,tile);
#endif
}
void VWB_DrawMPic(id0_int_t x, id0_int_t y, id0_int_t chunknum)
{
// mostly copied from drawmpic
id0_int_t picnum = chunknum - STARTPICM;
memptr source;
id0_unsigned_t dest,width,height;
x+=pansx;
y+=pansy;
x/=SCREENXDIV;
source = grsegs[chunknum];
dest = ylookup[y]+x+bufferofs;
width = picmtable[picnum].width;
height = picmtable[picnum].height;
if (VW_MarkUpdateBlock (x*SCREENXDIV,y,(x+width)*SCREENXDIV-1,y+height-1))
VW_MaskBlock(source,0,dest,width,height,width*height);
}
void VWB_DrawSprite(id0_int_t x, id0_int_t y, id0_int_t chunknum)
{
spritetabletype id0_far *spr;
spritetype id0_seg *block;
id0_unsigned_t dest,shift,width,height;
x+=pansx;
y+=pansy;
spr = &spritetable[chunknum-STARTSPRITES];
block = (spritetype id0_seg *)grsegs[chunknum];
y+=spr->orgy>>G_P_SHIFT;
x+=spr->orgx>>G_P_SHIFT;
#if GRMODE == EGAGR
shift = (x&7)/2;
#endif
#if GRMODE == CGAGR
shift = 0;
#endif
dest = bufferofs + ylookup[y];
if (x>=0)
dest += x/SCREENXDIV;
else
dest += (x+1)/SCREENXDIV;
width = block->width[shift];
height = spr->height;
if (VW_MarkUpdateBlock (x&SCREENXMASK,y,(x&SCREENXMASK)+width*SCREENXDIV-1
,y+height-1))
VW_MaskBlock (block,block->sourceoffset[shift],dest,
width,height,block->planesize[shift]);
}