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 ); }