static void draw_stuff( HWND hwnd )
{
HDC win_dc;
PAINTSTRUCT paint;
RECT intersect;
win_dc = BeginPaint( hwnd, &paint );
if( IntersectRect( &intersect, &paint.rcPaint, &Draw_area ) ) {
hThree_d = three_d_begin( win_dc, &Draw_area );
draw_room();
three_d_draw( hThree_d );
three_d_end( hThree_d );
}
EndPaint( hwnd, &paint );
}
static void draw_stuff( HWND hwnd )
{
HPS win_dc;
RECTL paint;
RECTL intersect;
#ifdef DRAW_ALL_AT_ONCE
int old_top;
int width, height;
SIZEL sizl = { 0, 0 };
BITMAPINFOHEADER2 bmih;
LONG formats[24];
POINTL pts[3];
LONG old_cursor;
LONG hour_glass_cur;
RECTL interior;
DEVOPENSTRUC dop = { 0L, "DISPLAY", NULL, 0L,
0L, 0L, 0L, 0L, 0L };
#endif
win_dc = WinBeginPaint( hwnd, 0, &paint );
GpiCreateLogColorTable( win_dc, 0L, LCOLF_RGB, 0L, 0L, NULL );
#ifdef DRAW_ALL_AT_ONCE
old_top = paint.yBottom;
paint.yBottom = Draw_area.yTop;
#endif
WinFillRect( win_dc, &paint, SYSCLR_WINDOW );
#ifdef DRAW_ALL_AT_ONCE
paint.yBottom = old_top;
#endif
if( WinIntersectRect( Main_hab, &intersect, &paint, &Draw_area ) ) {
#ifdef DRAW_ALL_AT_ONCE
width = Draw_area.xRight - Draw_area.xLeft;
height = Draw_area.yTop - Draw_area.yBottom;
interior.xLeft = 0;
interior.yBottom = 0;
interior.xRight = width;
interior.yTop = height;
if( Draw_bitmap == NULLHANDLE ) {
Hdc = DevOpenDC( Main_hab, OD_MEMORY, "*", 5L,
(PDEVOPENDATA)&dop, NULLHANDLE );
Mem_dc = GpiCreatePS( Main_hab, Hdc, &sizl, PU_PELS | GPIA_ASSOC );
memset( &bmih, 0, sizeof( BITMAPINFOHEADER2 ) );
GpiQueryDeviceBitmapFormats( Mem_dc, 24L, formats );
bmih.cbFix = sizeof( BITMAPINFOHEADER2 );
bmih.cx = width;
bmih.cy = height;
bmih.cPlanes = (USHORT) formats[0];
bmih.cBitCount = (USHORT) formats[1];
Draw_bitmap = GpiCreateBitmap( Mem_dc, &bmih, 0L, NULL, NULL );
Old_bitmap = GpiSetBitmap( Mem_dc, Draw_bitmap );
GpiCreateLogColorTable( Mem_dc, 0, LCOLF_RGB, 0, 0, NULL );
WinFillRect( Mem_dc, &interior, SYSCLR_WINDOW );
hour_glass_cur = WinQuerySysPointer( HWND_DESKTOP, SPTR_WAIT, FALSE );
old_cursor = WinQueryPointer( HWND_DESKTOP );
WinSetPointer( HWND_DESKTOP, hour_glass_cur );
hThree_d = three_d_begin( Mem_dc, &interior );
draw_room();
three_d_draw( hThree_d );
three_d_end( hThree_d );
WinSetPointer( HWND_DESKTOP, old_cursor );
}
pts[0].x = Draw_area.xLeft;
pts[0].y = Draw_area.yBottom;
pts[1].x = Draw_area.xLeft + width;
pts[1].y = Draw_area.yBottom + height;
pts[2].x = 0;
pts[2].y = 0;
GpiBitBlt( win_dc, Mem_dc, 3, pts, ROP_SRCCOPY, BBO_IGNORE );
#else
hThree_d = three_d_begin( win_dc, &Draw_area );
draw_room();
three_d_draw( hThree_d );
three_d_end( hThree_d );
#endif
}
WinEndPaint( win_dc );
}
