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authormarha <marha@users.sourceforge.net>2009-11-20 07:14:40 +0000
committermarha <marha@users.sourceforge.net>2009-11-20 07:14:40 +0000
commit2e4def74ad9278c142d07ffa91f51035dc49cf77 (patch)
tree72b1c06da6e6232e9ff1c6263f68c2eb9bfbe10e /xorg-server/hw/xwin/glx/winpriv.c
parent578938f1cdd5a06dd6fa28167d575ec980322a5d (diff)
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Checked in glx of cygwin-aiglx branch of git://anongit.freedesktop.org/~jturney/xserver
Diffstat (limited to 'xorg-server/hw/xwin/glx/winpriv.c')
-rw-r--r--xorg-server/hw/xwin/glx/winpriv.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/glx/winpriv.c b/xorg-server/hw/xwin/glx/winpriv.c
new file mode 100644
index 000000000..3260ca95c
--- /dev/null
+++ b/xorg-server/hw/xwin/glx/winpriv.c
@@ -0,0 +1,130 @@
+/*
+ * Export window information for the Windows-OpenGL GLX implementation.
+ *
+ * Authors: Alexander Gottwald
+ */
+
+#ifdef HAVE_XWIN_CONFIG_H
+#include <xwin-config.h>
+#endif
+#include "win.h"
+#include "winpriv.h"
+#include "winwindow.h"
+
+void
+winCreateWindowsWindow (WindowPtr pWin);
+/**
+ * Return size and handles of a window.
+ * If pWin is NULL, then the information for the root window is requested.
+ */
+void winGetWindowInfo(WindowPtr pWin, winWindowInfoPtr pWinInfo)
+{
+ /* Sanity check */
+ if (pWinInfo == NULL)
+ return;
+
+ winDebug("%s:%d pWin=%p\n", __FUNCTION__, __LINE__, pWin);
+
+ /* a real window was requested */
+ if (pWin != NULL)
+ {
+ /* Get the window and screen privates */
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ winPrivScreenPtr pWinScreen = winGetScreenPriv(pScreen);
+ winScreenInfoPtr pScreenInfo = NULL;
+
+ if (pWinScreen == NULL)
+ {
+ ErrorF("winGetWindowInfo: screen has no privates\n");
+ return;
+ }
+
+ pWinInfo->hwnd = pWinScreen->hwndScreen;
+
+ pScreenInfo = pWinScreen->pScreenInfo;
+#ifdef XWIN_MULTIWINDOW
+ /* check for multiwindow mode */
+ if (pScreenInfo->fMultiWindow)
+ {
+ winWindowPriv(pWin);
+
+ if (pWinPriv == NULL)
+ {
+ ErrorF("winGetWindowInfo: window has no privates\n");
+ return;
+ }
+
+ if (pWinPriv->hWnd == NULL)
+ {
+ winCreateWindowsWindow(pWin);
+ ErrorF("winGetWindowInfo: forcing window to exist...\n");
+ }
+
+ if (pWinPriv->hWnd != NULL)
+ {
+ /* copy window handle */
+ pWinInfo->hwnd = pWinPriv->hWnd;
+ }
+
+ return;
+ }
+#endif
+#ifdef XWIN_MULTIWINDOWEXTWM
+ /* check for multiwindow external wm mode */
+ if (pScreenInfo->fMWExtWM)
+ {
+ win32RootlessWindowPtr pRLWinPriv
+ = (win32RootlessWindowPtr) RootlessFrameForWindow (pWin, FALSE);
+
+ if (pRLWinPriv == NULL) {
+ ErrorF("winGetWindowInfo: window has no privates\n");
+ return;
+ }
+
+ if (pRLWinPriv->hWnd != NULL)
+ {
+ /* copy window handle */
+ pWinInfo->hwnd = pRLWinPriv->hWnd;
+ }
+ return;
+ }
+#endif
+ }
+ else
+ {
+ ScreenPtr pScreen = g_ScreenInfo[0].pScreen;
+ winPrivScreenPtr pWinScreen = winGetScreenPriv(pScreen);
+
+ pWinInfo->hwnd = NULL;
+
+ if (pWinScreen == NULL)
+ {
+ ErrorF("winGetWindowInfo: screen has no privates\n");
+ return;
+ }
+
+ ErrorF("winGetWindowInfo: returning root window\n");
+
+ pWinInfo->hwnd = pWinScreen->hwndScreen;
+ }
+ return;
+}
+
+Bool
+winCheckScreenAiglxIsSupported(ScreenPtr pScreen)
+{
+ winPrivScreenPtr pWinScreen = winGetScreenPriv(pScreen);
+ winScreenInfoPtr pScreenInfo = pWinScreen->pScreenInfo;
+
+#ifdef XWIN_MULTIWINDOW
+ if (pScreenInfo->fMultiWindow)
+ return TRUE;
+#endif
+
+#ifdef XWIN_MULTIWINDOWEXTWM
+ if (pScreenInfo->fMWExtWM)
+ return TRUE;
+#endif
+
+ return FALSE;
+}