static HRESULT WINAPI IWineD3DClipperImpl_GetClipList(IWineD3DClipper *iface, const RECT *Rect,
RGNDATA *ClipList, DWORD *Size)
{
IWineD3DClipperImpl *This = (IWineD3DClipperImpl *)iface;
TRACE("(%p,%p,%p,%p)\n", This, Rect, ClipList, Size);
if (This->hWnd)
{
HDC hDC = GetDCEx(This->hWnd, NULL, DCX_WINDOW);
if (hDC)
{
HRGN hRgn = CreateRectRgn(0,0,0,0);
if (GetRandomRgn(hDC, hRgn, SYSRGN))
{
if (GetVersion() & 0x80000000)
{
/* map region to screen coordinates */
POINT org;
GetDCOrgEx( hDC, &org );
OffsetRgn( hRgn, org.x, org.y );
}
if (Rect)
{
HRGN hRgnClip = CreateRectRgn(Rect->left, Rect->top,
Rect->right, Rect->bottom);
CombineRgn(hRgn, hRgn, hRgnClip, RGN_AND);
DeleteObject(hRgnClip);
}
*Size = GetRegionData(hRgn, *Size, ClipList);
}
DeleteObject(hRgn);
ReleaseDC(This->hWnd, hDC);
}
return WINED3D_OK;
}
else
{
static int warned = 0;
if (warned++ < 10)
FIXME("(%p,%p,%p,%p),stub!\n",This,Rect,ClipList,Size);
if (Size) *Size=0;
return WINEDDERR_NOCLIPLIST;
}
}
static HRGN get_window_region(HWND window)
{
POINT origin;
HRGN rgn;
HDC dc;
if (!(dc = GetDC(window)))
{
WARN("Failed to get dc.\n");
return NULL;
}
if (!(rgn = CreateRectRgn(0, 0, 0, 0)))
{
ERR("Failed to create region.\n");
ReleaseDC(window, dc);
return NULL;
}
if (GetRandomRgn(dc, rgn, SYSRGN) != 1)
{
ERR("Failed to get window region.\n");
DeleteObject(rgn);
ReleaseDC(window, dc);
return NULL;
}
if (GetVersion() & 0x80000000)
{
GetDCOrgEx(dc, &origin);
OffsetRgn(rgn, origin.x, origin.y);
}
ReleaseDC(window, dc);
return rgn;
}
/*************************************************************************
* ScrollDC (X11DRV.@)
*/
BOOL X11DRV_ScrollDC( HDC hdc, INT dx, INT dy, const RECT *lprcScroll,
const RECT *lprcClip, HRGN hrgnUpdate, LPRECT lprcUpdate )
{
RECT rcSrc, rcClip, offset;
INT dxdev, dydev, res;
HRGN DstRgn, clipRgn, visrgn;
INT code = X11DRV_START_EXPOSURES;
TRACE("dx,dy %d,%d rcScroll %s rcClip %s hrgnUpdate %p lprcUpdate %p\n",
dx, dy, wine_dbgstr_rect(lprcScroll), wine_dbgstr_rect(lprcClip),
hrgnUpdate, lprcUpdate);
/* enable X-exposure events */
if (hrgnUpdate || lprcUpdate)
ExtEscape( hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
/* get the visible region */
visrgn=CreateRectRgn( 0, 0, 0, 0);
GetRandomRgn( hdc, visrgn, SYSRGN);
if( !(GetVersion() & 0x80000000)) {
/* Window NT/2k/XP */
POINT org;
GetDCOrgEx(hdc, &org);
OffsetRgn( visrgn, -org.x, -org.y);
}
/* intersect with the clipping Region if the DC has one */
clipRgn = CreateRectRgn( 0, 0, 0, 0);
if (GetClipRgn( hdc, clipRgn) != 1) {
DeleteObject(clipRgn);
clipRgn=NULL;
} else
CombineRgn( visrgn, visrgn, clipRgn, RGN_AND);
/* only those pixels in the scroll rectangle that remain in the clipping
* rect are scrolled. */
if( lprcClip)
rcClip = *lprcClip;
else
GetClipBox( hdc, &rcClip);
rcSrc = rcClip;
OffsetRect( &rcClip, -dx, -dy);
IntersectRect( &rcSrc, &rcSrc, &rcClip);
/* if an scroll rectangle is specified, only the pixels within that
* rectangle are scrolled */
if( lprcScroll)
IntersectRect( &rcSrc, &rcSrc, lprcScroll);
/* now convert to device coordinates */
LPtoDP(hdc, (LPPOINT)&rcSrc, 2);
TRACE("source rect: %s\n", wine_dbgstr_rect(&rcSrc));
/* also dx and dy */
SetRect(&offset, 0, 0, dx, dy);
LPtoDP(hdc, (LPPOINT)&offset, 2);
dxdev = offset.right - offset.left;
dydev = offset.bottom - offset.top;
/* now intersect with the visible region to get the pixels that will
* actually scroll */
DstRgn = CreateRectRgnIndirect( &rcSrc);
res = CombineRgn( DstRgn, DstRgn, visrgn, RGN_AND);
/* and translate, giving the destination region */
OffsetRgn( DstRgn, dxdev, dydev);
if( TRACE_ON( scroll)) dump_region( "Destination scroll region: ", DstRgn);
/* if there are any, do it */
if( res > NULLREGION) {
RECT rect ;
/* clip to the destination region, so we can BitBlt with a simple
* bounding rectangle */
if( clipRgn)
ExtSelectClipRgn( hdc, DstRgn, RGN_AND);
else
SelectClipRgn( hdc, DstRgn);
GetRgnBox( DstRgn, &rect);
DPtoLP(hdc, (LPPOINT)&rect, 2);
TRACE("destination rect: %s\n", wine_dbgstr_rect(&rect));
BitBlt( hdc, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
hdc, rect.left - dx, rect.top - dy, SRCCOPY);
}
/* compute the update areas. This is the combined clip rectangle
* minus the scrolled region, and intersected with the visible
* region. */
if (hrgnUpdate || lprcUpdate)
{
HRGN hrgn = hrgnUpdate;
HRGN ExpRgn = 0;
/* collect all the exposures */
code = X11DRV_END_EXPOSURES;
ExtEscape( hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code,
sizeof(ExpRgn), (LPSTR)&ExpRgn );
/* Intersect clip and scroll rectangles, allowing NULL values */
if( lprcScroll)
if( lprcClip)
IntersectRect( &rcClip, lprcClip, lprcScroll);
else
rcClip = *lprcScroll;
else if( lprcClip)
rcClip = *lprcClip;
else
GetClipBox( hdc, &rcClip);
/* Convert the combined clip rectangle to device coordinates */
LPtoDP(hdc, (LPPOINT)&rcClip, 2);
if( hrgn )
SetRectRgn( hrgn, rcClip.left, rcClip.top, rcClip.right,
rcClip.bottom);
else
hrgn = CreateRectRgnIndirect( &rcClip);
CombineRgn( hrgn, hrgn, visrgn, RGN_AND);
CombineRgn( hrgn, hrgn, DstRgn, RGN_DIFF);
/* add the exposures to this */
if( ExpRgn) {
if( TRACE_ON( scroll)) dump_region( "Expose region: ", ExpRgn);
CombineRgn( hrgn, hrgn, ExpRgn, RGN_OR);
DeleteObject( ExpRgn);
}
if( TRACE_ON( scroll)) dump_region( "Update region: ", hrgn);
if( lprcUpdate) {
GetRgnBox( hrgn, lprcUpdate );
/* Put the lprcUpdate in logical coordinates */
DPtoLP( hdc, (LPPOINT)lprcUpdate, 2 );
TRACE("returning lprcUpdate %s\n", wine_dbgstr_rect(lprcUpdate));
}
if( !hrgnUpdate)
DeleteObject( hrgn);
}
/* restore original clipping region */
SelectClipRgn( hdc, clipRgn);
DeleteObject( visrgn);
DeleteObject( DstRgn);
if( clipRgn) DeleteObject( clipRgn);
return TRUE;
}
void Test_GetRandomRgn_RGN5()
{
HDC hdc;
HRGN hrgn1, hrgn2;
INT ret;
RECT rect, rect2;
HBITMAP hbmp;
DBG_UNREFERENCED_LOCAL_VARIABLE(hrgn2);
DBG_UNREFERENCED_LOCAL_VARIABLE(rect2);
hrgn1 = CreateRectRgn(11, 17, 23, 42);
if (!hrgn1)
{
printf("Coun't create a region\n");
return;
}
hdc = CreateCompatibleDC(0);
if (!hdc)
{
printf("Coun't create a dc\n");
return;
}
#if 0 // this is vista+
ret = GetRandomRgn(hdc, hrgn1, RGN5);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 0);
ok_long(rect.top, 0);
ok_long(rect.right, 1);
ok_long(rect.bottom, 1);
hrgn2 = CreateRectRgn(1, 2, 3, 4);
SelectClipRgn(hdc, hrgn2);
DeleteObject(hrgn2);
ret = GetRandomRgn(hdc, hrgn1, RGN5);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 0);
ok_long(rect.top, 0);
ok_long(rect.right, 1);
ok_long(rect.bottom, 1);
#endif
hbmp = CreateCompatibleBitmap(hdc, 4, 7);
SelectObject(hdc, hbmp);
ret = GetRandomRgn(hdc, hrgn1, SYSRGN);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 0);
ok_long(rect.top, 0);
ok_long(rect.right, 4);
ok_long(rect.bottom, 7);
DeleteObject(hbmp);
#if 0 // this is vista+
MoveWindow(ghwnd, 100, 100, 100, 100, 0);
ret = GetRandomRgn(ghdcWindow, hrgn1, RGN5);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
DPtoLP(ghdcWindow, (LPPOINT)&rect, 2);
ok_long(rect.left, 104);
ok_long(rect.top, 124);
ok_long(rect.right, 209);
ok_long(rect.bottom, 196);
MoveWindow(ghwnd, 200, 400, 200, 200, 0);
ret = GetRandomRgn(ghdcWindow, hrgn1, RGN5);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect2);
DPtoLP(ghdcWindow, (LPPOINT)&rect2, 2);
ok_long(rect2.left, rect.left + 100);
ok_long(rect2.top, rect.top + 300);
ok_long(rect2.right, rect.right + 200 - 13);
ok_long(rect2.bottom, rect.bottom + 400);
#endif
DeleteObject(hrgn1);
DeleteDC(hdc);
}
void Test_GetRandomRgn_Params()
{
HDC hdc;
HRGN hrgn;
INT ret;
hdc = CreateCompatibleDC(0);
if (!hdc)
{
printf("Coun't create a dc\n");
return;
}
hrgn = CreateRectRgn(11, 17, 23, 42);
if (!hrgn)
{
printf("Coun't create a region\n");
return;
}
SetLastError(0xbadbad00);
ret = GetRandomRgn(NULL, NULL, 0);
ok_int(ret, -1);
ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
SetLastError(0xbadbad00);
ret = GetRandomRgn(NULL, NULL, CLIPRGN);
ok_int(ret, -1);
ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
SetLastError(0xbadbad00);
ret = GetRandomRgn(NULL, hrgn, 0);
ok_int(ret, -1);
ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
SetLastError(0xbadbad00);
ret = GetRandomRgn(NULL, hrgn, CLIPRGN);
ok_int(ret, -1);
ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, NULL, 0);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, NULL, CLIPRGN);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, 0);
ok_int(ret, 0);
ok_err(0xbadbad00);
#if 0 // this is vista+
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, 5);
ok_int(ret, 1);
ok_err(0xbadbad00);
#endif
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, 6);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, 27);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, -1);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn(hdc, hrgn, CLIPRGN);
ok_int(ret, 0);
ok_err(0xbadbad00);
SetLastError(0xbadbad00);
ret = GetRandomRgn((HDC)0x123, hrgn, CLIPRGN);
ok_int(ret, -1);
ok((GetLastError() == 0xbadbad00) || (GetLastError() == ERROR_INVALID_HANDLE), "wrong error: %ld\n", GetLastError());
DeleteObject(hrgn);
DeleteDC(hdc);
}
void Test_GetRandomRgn_CLIPRGN()
{
HDC hdc;
HRGN hrgn1, hrgn2;
INT ret;
RECT rect;
hrgn1 = CreateRectRgn(11, 17, 23, 42);
if (!hrgn1)
{
printf("Coun't create a region\n");
return;
}
hdc = CreateCompatibleDC(0);
if (!hdc)
{
printf("Coun't create a dc\n");
return;
}
ret = GetRandomRgn(hdc, hrgn1, CLIPRGN);
ok_int(ret, 0);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 11);
ok_long(rect.top, 17);
ok_long(rect.right, 23);
ok_long(rect.bottom, 42);
hrgn2 = CreateRectRgn(1, 2, 3, 4);
SelectClipRgn(hdc, hrgn2);
DeleteObject(hrgn2);
ret = GetRandomRgn(hdc, hrgn1, CLIPRGN);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 1);
ok_long(rect.top, 2);
ok_long(rect.right, 3);
ok_long(rect.bottom, 4);
hrgn2 = CreateRectRgn(2, 3, 4, 5);
SelectClipRgn(ghdcWindow, hrgn2);
DeleteObject(hrgn2);
ret = GetRandomRgn(ghdcWindow, hrgn1, CLIPRGN);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 2);
ok_long(rect.top, 3);
ok_long(rect.right, 4);
ok_long(rect.bottom, 5);
MoveWindow(ghwnd, 200, 400, 100, 100, 0);
ret = GetRandomRgn(ghdcWindow, hrgn1, CLIPRGN);
ok_int(ret, 1);
GetRgnBox(hrgn1, &rect);
ok_long(rect.left, 2);
ok_long(rect.top, 3);
ok_long(rect.right, 4);
ok_long(rect.bottom, 5);
DeleteObject(hrgn1);
DeleteDC(hdc);
}
static void test_GetRandomRgn(void)
{
HWND hwnd = CreateWindowExA(0,"BUTTON","test",WS_VISIBLE|WS_POPUP,0,0,100,100,GetDesktopWindow(),0,0,0);
HDC hdc;
HRGN hrgn = CreateRectRgn(0, 0, 0, 0);
int ret;
RECT rc, rc2;
RECT ret_rc, window_rc;
ok( hwnd != 0, "CreateWindow failed\n" );
SetRect(&window_rc, 400, 300, 500, 400);
SetWindowPos(hwnd, HWND_TOPMOST, window_rc.left, window_rc.top,
window_rc.right - window_rc.left, window_rc.bottom - window_rc.top, 0 );
hdc = GetDC(hwnd);
ret = GetRandomRgn(hdc, hrgn, 1);
ok(ret == 0, "GetRandomRgn rets %d\n", ret);
ret = GetRandomRgn(hdc, hrgn, 2);
ok(ret == 0, "GetRandomRgn rets %d\n", ret);
ret = GetRandomRgn(hdc, hrgn, 3);
ok(ret == 0, "GetRandomRgn rets %d\n", ret);
/* Set a clip region */
SetRect(&rc, 20, 20, 80, 80);
IntersectClipRect(hdc, rc.left, rc.top, rc.right, rc.bottom);
ret = GetRandomRgn(hdc, hrgn, 1);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
ret = GetRandomRgn(hdc, hrgn, 2);
ok(ret == 0, "GetRandomRgn rets %d\n", ret);
ret = GetRandomRgn(hdc, hrgn, 3);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
/* Move the clip to the meta and clear the clip */
SetMetaRgn(hdc);
ret = GetRandomRgn(hdc, hrgn, 1);
ok(ret == 0, "GetRandomRgn rets %d\n", ret);
ret = GetRandomRgn(hdc, hrgn, 2);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
ret = GetRandomRgn(hdc, hrgn, 3);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
/* Set a new clip (still got the meta) */
SetRect(&rc2, 10, 30, 70, 90);
IntersectClipRect(hdc, rc2.left, rc2.top, rc2.right, rc2.bottom);
ret = GetRandomRgn(hdc, hrgn, 1);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc2, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
ret = GetRandomRgn(hdc, hrgn, 2);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
IntersectRect(&rc2, &rc, &rc2);
ret = GetRandomRgn(hdc, hrgn, 3);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
ok(EqualRect(&rc2, &ret_rc), "GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
ret = GetRandomRgn(hdc, hrgn, SYSRGN);
ok(ret != 0, "GetRandomRgn rets %d\n", ret);
GetRgnBox(hrgn, &ret_rc);
if(GetVersion() & 0x80000000)
OffsetRect(&window_rc, -window_rc.left, -window_rc.top);
/* the window may be partially obscured so the region may be smaller */
IntersectRect( &window_rc, &ret_rc, &ret_rc );
ok(EqualRect(&window_rc, &ret_rc) ||
broken(IsRectEmpty(&ret_rc)), /* win95 */
"GetRandomRgn %d,%d - %d,%d\n",
ret_rc.left, ret_rc.top, ret_rc.right, ret_rc.bottom);
DeleteObject(hrgn);
ReleaseDC(hwnd, hdc);
DestroyWindow(hwnd);
}
void KDCAttributes::DumpDC(HDC hDC)
{
POINT pnt;
SIZE size;
m_List.DeleteAll();
Add(_T("Technology"), _T("%d"), GetDeviceCaps(hDC, TECHNOLOGY));
Add(_T("width"), _T("%d"), GetDeviceCaps(hDC, HORZRES));
Add(_T("height"), _T("%d"), GetDeviceCaps(hDC, VERTRES));
GetDCOrgEx(hDC, & pnt);
Add(_T("DC Origin"), _T("{ %d, %d }"), pnt.x, pnt.y);
TCHAR szTitle[MAX_PATH];
szTitle[0] = 0;
GetWindowText(WindowFromDC(hDC), szTitle, MAX_PATH);
Add(_T("Window"), _T("0x%X \"%s\""), WindowFromDC(hDC), szTitle);
Add(_T("Bitmap"), _T("0x%X"), GetCurrentObject(hDC, OBJ_BITMAP));
Add(_T("Graphics Mode"), _T("%d"), GetGraphicsMode(hDC));
Add(_T("Mapping Mode"), _T("%d"), GetMapMode(hDC));
GetViewportExtEx(hDC, & size);
Add(_T("Viewport Extent"), _T("{ %d, %d }"), size.cx, size.cy);
GetViewportOrgEx(hDC, & pnt);
Add(_T("Viewport Origin"), _T("{ %d, %d }"), pnt.x, pnt.y);
GetWindowExtEx(hDC, & size);
Add(_T("Window Extent"), _T("{ %d, %d }"), size.cx, size.cy);
GetWindowOrgEx(hDC, & pnt);
Add(_T("Window Origin"), _T("{ %d, %d }"), pnt.x, pnt.y);
XFORM xform;
GetWorldTransform(hDC, & xform);
Add(_T("World transformation"), _T("{ %f, %f, %f, %f, %f, %f }"),
xform.eM11, xform.eM12, xform.eM21, xform.eM22, xform.eDx, xform.eDy);
// transformation
Add(_T("Background Color"), _T("0x%X"), GetBkColor(hDC));
Add(_T("Text Color"), _T("0x%X"), GetTextColor(hDC));
Add(_T("Palette"), _T("0x%X"), GetCurrentObject(hDC, OBJ_PAL));
{
COLORADJUSTMENT ca;
GetColorAdjustment(hDC, & ca);
Add(_T("Color Adjustment"), _T("{ %d, %d, %d, %d, %d, %d, %d, %d, %d, %d, %d, %d }"),
ca.caSize, ca.caFlags, ca.caIlluminantIndex,
ca.caRedGamma, ca.caGreenGamma, ca.caBlueGamma,
ca.caReferenceBlack, ca.caReferenceWhite,
ca.caContrast, ca.caBrightness, ca.caColorfulness, ca.caRedGreenTint);
}
Add(_T("Color Space"), _T("0x%X"), GetColorSpace(hDC));
Add(_T("ICM Mode"), _T("%d"), SetICMMode(hDC, ICM_QUERY));
{
TCHAR szProfile[MAX_PATH];
DWORD dwSize = MAX_PATH;
szProfile[0] = 0;
GetICMProfile(hDC, & dwSize, szProfile);
Add(_T("ICM Profile"), _T("%s"), szProfile);
}
GetCurrentPositionEx(hDC, & pnt);
Add(_T("Current Position"), _T("{ %d, %d }"), pnt.x, pnt.y);
Add(_T("ROP2"), _T("%d"), GetROP2(hDC));
Add(_T("Background Mode"), _T("%d"), GetBkMode(hDC));
Add(_T("Logical Pen"), _T("0x%X"), GetCurrentObject(hDC, OBJ_PEN));
Add(_T("DC Pen Color"), _T("0x%X"), GetDCPenColor(hDC));
Add(_T("Arc Direction"), _T("%d"), GetArcDirection(hDC));
FLOAT miter;
GetMiterLimit(hDC, & miter);
Add(_T("Miter Limit"), _T("%f"), miter);
Add(_T("Logical Brush"), _T("0x%X"), GetCurrentObject(hDC, OBJ_BRUSH));
Add(_T("DC Brush Color"), _T("0x%X"), GetDCBrushColor(hDC));
GetBrushOrgEx(hDC, & pnt);
Add(_T("Brush Origin"), _T("{ %d, %d }"), pnt.x, pnt.y);
Add(_T("Polygon Filling Mode"), _T("%d"), GetPolyFillMode(hDC));
Add(_T("Bitmap Stretching Mode"), _T("%d"), GetStretchBltMode(hDC));
Add(_T("Logical Font"), _T("0x%X"), GetCurrentObject(hDC, OBJ_FONT));
Add(_T("Inter-character spacing"), _T("%d"), GetTextCharacterExtra(hDC));
DWORD flag = SetMapperFlags(hDC, 0);
SetMapperFlags(hDC, flag);
Add(_T("Font Mapper Flags"), _T("0x%X"), flag);
Add(_T("Text Alignment"), _T("0x%X"), GetTextAlign(hDC));
Add(_T("Text Justification"), _T("write only"), 0);
Add(_T("Layout"), _T("%d"), GetLayout(hDC));
Add(_T("Path"), _T("%d bytes"), GetPath(hDC, NULL, NULL, 0));
RECT rect;
int typ = GetClipBox(hDC, & rect);
HRGN hRgn = CreateRectRgn(0, 0, 1, 1);
GetClipRgn(hDC, hRgn);
Add(_T("Clipping"), _T("type %d clip box { %d, %d, %d, %d } size %d bytes"),
typ, rect.left, rect.top, rect.right, rect.bottom,
GetRegionData(hRgn, 0, NULL)
);
GetMetaRgn(hDC, hRgn);
GetRgnBox(hRgn, & rect);
Add(_T("Meta Region"), _T("size %d bytes, rgn box { %d, %d, %d, %d }"),
GetRegionData(hRgn, 0, NULL), rect.left, rect.top, rect.right, rect.bottom);
for (int i=1; i<=5; i++)
{
int rslt = GetRandomRgn(hDC, hRgn, i);
if ( rslt==1 )
{
GetRgnBox(hRgn, & rect);
Add(_T("Random Region"), _T("size %d bytes, rgn box { %d, %d, %d, %d }"),
GetRegionData(hRgn, 0, NULL), rect.left, rect.top, rect.right, rect.bottom);
}
else if ( rslt==0 )
Add(_T("Random Region"), _T("NULL"), 0);
else
Add(_T("Random Region"), _T("FAIL"), 0);
}
DeleteObject(hRgn);
GetBoundsRect(hDC, & rect, 0);
Add(_T("Bounds Rectangle"), _T("{ %d, %d, %d, %d }"),
rect.left, rect.top, rect.right, rect.bottom);
}
/*
* Updates visible regions for given spu window.
* Returns GL_TRUE if regions changed since last call, GL_FALSE otherwise.
*/
GLboolean stubUpdateWindowVisibileRegions(WindowInfo *pWindow)
{
HRGN hVisRgn;
HWND hwnd;
DWORD dwCount;
LPRGNDATA lpRgnData;
POINT pt;
int iret;
if (!pWindow) return GL_FALSE;
hwnd = pWindow->hWnd;
if (!hwnd) return GL_FALSE;
if (hwnd!=WindowFromDC(pWindow->drawable))
{
crWarning("Window(%i) DC is no longer valid", pWindow->spuWindow);
return GL_FALSE;
}
hVisRgn = CreateRectRgn(0,0,0,0);
iret = GetRandomRgn(pWindow->drawable, hVisRgn, SYSRGN);
if (iret==1)
{
/*@todo check win95/win98 here, as rects should be already in client space there*/
/* Convert screen related rectangles to client related rectangles */
pt.x = 0;
pt.y = 0;
ScreenToClient(hwnd, &pt);
OffsetRgn(hVisRgn, pt.x, pt.y);
/*
dwCount = GetRegionData(hVisRgn, 0, NULL);
lpRgnData = crAlloc(dwCount);
crDebug("GetRandomRgn returned 1, dwCount=%d", dwCount);
GetRegionData(hVisRgn, dwCount, lpRgnData);
crDebug("Region consists of %d rects", lpRgnData->rdh.nCount);
pRects = (RECT*) lpRgnData->Buffer;
for (i=0; i<lpRgnData->rdh.nCount; ++i)
{
crDebug("Rgn[%d] = (%d, %d, %d, %d)", i, pRects[i].left, pRects[i].top, pRects[i].right, pRects[i].bottom);
}
crFree(lpRgnData);
*/
if (pWindow->hVisibleRegion==INVALID_HANDLE_VALUE
|| !EqualRgn(pWindow->hVisibleRegion, hVisRgn))
{
DeleteObject(pWindow->hVisibleRegion);
pWindow->hVisibleRegion = hVisRgn;
dwCount = GetRegionData(hVisRgn, 0, NULL);
lpRgnData = crAlloc(dwCount);
if (lpRgnData)
{
GetRegionData(hVisRgn, dwCount, lpRgnData);
crDebug("Dispatched WindowVisibleRegion (%i, cRects=%i)", pWindow->spuWindow, lpRgnData->rdh.nCount);
stub.spuDispatch.WindowVisibleRegion(pWindow->spuWindow, lpRgnData->rdh.nCount, (GLint*) lpRgnData->Buffer);
crFree(lpRgnData);
return GL_TRUE;
}
else crWarning("GetRegionData failed, VisibleRegions update failed");
}
else
{
DeleteObject(hVisRgn);
}
}
else
{
crWarning("GetRandomRgn returned (%d) instead of (1), VisibleRegions update failed", iret);
DeleteObject(hVisRgn);
}
return GL_FALSE;
}
void KMyCanvas::OnDraw(HDC hDC, const RECT * rcPaint)
{
if ( m_lastlimit>= m_limit )
return;
TCHAR title [MAX_PATH];
sprintf(title, "Mandelbrot Set (%f %f) zoom %d:%d unit %f", m_x, m_y, m_zoommul, m_zoomdiv, m_unit);
SetWindowText(GetParent(m_hWnd), title);
int tick = GetTickCount();
if ( rcPaint )
m_lastlimit = 0;
RECT rect;
GetClientRect(m_hWnd, & rect);
int x0 = GetScrollPos(m_hWnd, SB_HORZ);
int y0 = GetScrollPos(m_hWnd, SB_VERT);
// ClearBuffer(rect.right, rect.bottom, x0, y0);
HRGN hRgn = CreateRectRgn(0, 0, 1, 1);
{
GetRandomRgn(hDC, hRgn, SYSRGN);
POINT p0;
GetDCOrgEx(hDC, & p0);
// change region to be relative to DC, NT only
// if ( HIWORD(hDC) )
OffsetRgn(hRgn, - p0.x, - p0.y);
}
m_lastlimit += 16;
for (int y=0; y<rect.bottom; y++)
{
COLORREF lastc = 0xFFFFFFFF;
int count = 0;
for (int x=0; x<rect.right; x++)
// if ( Buffer[y][x]==0 )
if ( PtInRegion(hRgn, x, y) )
{
int count = MandelCount(NULL, x+x0, y+y0, m_limit);
COLORREF c = 0;
if ( count==0 ) // don't know
c = RGB(64, 78, 170); // Red
else if ( count>0 ) // yes
c = In[count]; // green
else if ( count< -3 )
c = Out[-count];
// Buffer[y][x] = count;
if ( c )
SetPixel(hDC, x+x0, y+y0, c);
}
}
tick = GetTickCount() - tick;
wsprintf(title, "tick %d", tick);
m_pStatus->SetText(1, title);
}
