Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 417 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/hw/darwin/quartz/xpr/xprScreen.c b/nx-X11/programs/Xserver/hw/darwin/quartz/xpr/xprScreen.c
new file mode 100644
index 000000000..ba89fd38f
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/darwin/quartz/xpr/xprScreen.c
@@ -0,0 +1,417 @@
+/* $XdotOrg: xc/programs/Xserver/hw/darwin/quartz/xpr/xprScreen.c,v 1.6 2005/07/01 22:43:08 daniels Exp $ */
+/*
+ * Xplugin rootless implementation screen functions
+ */
+/*
+ * Copyright (c) 2002 Apple Computer, Inc. All Rights Reserved.
+ * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name(s) of the above copyright
+ * holders shall not be used in advertising or otherwise to promote the sale,
+ * use or other dealings in this Software without prior written authorization.
+ */
+/* $XFree86: xc/programs/Xserver/hw/darwin/quartz/xpr/xprScreen.c,v 1.11 2004/07/15 18:53:25 torrey Exp $ */
+
+#include "quartzCommon.h"
+#include "quartz.h"
+#include "xpr.h"
+#include "pseudoramiX.h"
+#include "darwin.h"
+#include "rootless.h"
+#include "safeAlpha.h"
+#include "dri.h"
+#include "globals.h"
+#include "Xplugin.h"
+#include "applewmExt.h"
+
+#ifdef DAMAGE
+# include "damage.h"
+#endif
+
+// Name of GLX bundle for native OpenGL
+static const char *xprOpenGLBundle = "glxCGL.bundle";
+
+
+/*
+ * eventHandler
+ *  Callback handler for Xplugin events.
+ */
+static void
+eventHandler(unsigned int type, const void *arg,
+             unsigned int arg_size, void *data)
+{
+    switch (type)
+    {
+    case XP_EVENT_DISPLAY_CHANGED:
+        QuartzMessageServerThread(kXDarwinDisplayChanged, 0);
+        break;
+
+    case XP_EVENT_WINDOW_STATE_CHANGED:
+        if (arg_size >= sizeof(xp_window_state_event))
+        {
+            const xp_window_state_event *ws_arg = arg;
+
+            QuartzMessageServerThread(kXDarwinWindowState, 2,
+                                      ws_arg->id, ws_arg->state);
+        }
+        break;
+
+    case XP_EVENT_WINDOW_MOVED:
+        if (arg_size == sizeof(xp_window_id))
+        {
+            xp_window_id id = * (xp_window_id *) arg;
+
+            QuartzMessageServerThread(kXDarwinWindowMoved, 1, id);
+        }
+        break;
+
+    case XP_EVENT_SURFACE_DESTROYED:
+    case XP_EVENT_SURFACE_CHANGED:
+        if (arg_size == sizeof(xp_surface_id))
+        {
+            int kind;
+
+            if (type == XP_EVENT_SURFACE_DESTROYED)
+                kind = AppleDRISurfaceNotifyDestroyed;
+            else
+                kind = AppleDRISurfaceNotifyChanged;
+
+            DRISurfaceNotify(*(xp_surface_id *) arg, kind);
+        }
+        break;
+    }
+}
+
+
+/*
+ * displayScreenBounds
+ *  Return the display ID for a particular display index.
+ */
+static CGDirectDisplayID
+displayAtIndex(int index)
+{
+    CGError err;
+    CGDisplayCount cnt;
+    CGDirectDisplayID dpy[index+1];
+
+    err = CGGetActiveDisplayList(index + 1, dpy, &cnt);
+    if (err == kCGErrorSuccess && cnt == index + 1)
+        return dpy[index];
+    else
+        return kCGNullDirectDisplay;
+}
+
+
+/*
+ * displayScreenBounds
+ *  Return the bounds of a particular display.
+ */
+static CGRect
+displayScreenBounds(CGDirectDisplayID id)
+{
+    CGRect frame;
+
+    frame = CGDisplayBounds(id);
+
+    /* Remove menubar to help standard X11 window managers. */
+
+    if (frame.origin.x == 0 && frame.origin.y == 0)
+    {
+        frame.origin.y += aquaMenuBarHeight;
+        frame.size.height -= aquaMenuBarHeight;
+    }
+
+    return frame;
+}
+
+
+/*
+ * xprAddPseudoramiXScreens
+ *  Add a single virtual screen encompassing all the physical screens
+ *  with PseudoramiX.
+ */
+static void
+xprAddPseudoramiXScreens(int *x, int *y, int *width, int *height)
+{
+    CGDisplayCount i, displayCount;
+    CGDirectDisplayID *displayList = NULL;
+    CGRect unionRect = CGRectNull, frame;
+
+    // Find all the CoreGraphics displays
+    CGGetActiveDisplayList(0, NULL, &displayCount);
+    displayList = xalloc(displayCount * sizeof(CGDirectDisplayID));
+    CGGetActiveDisplayList(displayCount, displayList, &displayCount);
+
+    /* Get the union of all screens */
+    for (i = 0; i < displayCount; i++)
+    {
+        CGDirectDisplayID dpy = displayList[i];
+        frame = displayScreenBounds(dpy);
+        unionRect = CGRectUnion(unionRect, frame);
+    }
+
+    /* Use unionRect as the screen size for the X server. */
+    *x = unionRect.origin.x;
+    *y = unionRect.origin.y;
+    *width = unionRect.size.width;
+    *height = unionRect.size.height;
+
+    /* Tell PseudoramiX about the real screens. */
+    for (i = 0; i < displayCount; i++)
+    {
+        CGDirectDisplayID dpy = displayList[i];
+
+        frame = displayScreenBounds(dpy);
+
+        ErrorF("PseudoramiX screen %d added: %dx%d @ (%d,%d).\n", i,
+               (int)frame.size.width, (int)frame.size.height,
+               (int)frame.origin.x, (int)frame.origin.y);
+
+        frame.origin.x -= unionRect.origin.x;
+        frame.origin.y -= unionRect.origin.y;
+
+        ErrorF("PseudoramiX screen %d placed at X11 coordinate (%d,%d).\n",
+               i, (int)frame.origin.x, (int)frame.origin.y);
+
+        PseudoramiXAddScreen(frame.origin.x, frame.origin.y,
+                             frame.size.width, frame.size.height);
+    }
+
+    xfree(displayList);
+}
+
+
+/*
+ * xprDisplayInit
+ *  Find number of CoreGraphics displays and initialize Xplugin.
+ */
+static void
+xprDisplayInit(void)
+{
+    CGDisplayCount displayCount;
+
+    ErrorF("Display mode: Rootless Quartz -- Xplugin implementation\n");
+
+    CGGetActiveDisplayList(0, NULL, &displayCount);
+
+    /* With PseudoramiX, the X server only sees one screen; only PseudoramiX
+       itself knows about all of the screens. */
+
+    if (noPseudoramiXExtension)
+        darwinScreensFound = displayCount;
+    else
+        darwinScreensFound =  1;
+
+    if (xp_init(XP_IN_BACKGROUND) != Success)
+    {
+        FatalError("Could not initialize the Xplugin library.");
+    }
+
+    xp_select_events(XP_EVENT_DISPLAY_CHANGED
+                     | XP_EVENT_WINDOW_STATE_CHANGED
+                     | XP_EVENT_WINDOW_MOVED
+                     | XP_EVENT_SURFACE_CHANGED
+                     | XP_EVENT_SURFACE_DESTROYED,
+                     eventHandler, NULL);
+
+    AppleDRIExtensionInit();
+    xprAppleWMInit();
+}
+
+
+/*
+ * xprAddScreen
+ *  Init the framebuffer and record pixmap parameters for the screen.
+ */
+static Bool
+xprAddScreen(int index, ScreenPtr pScreen)
+{
+    DarwinFramebufferPtr dfb = SCREEN_PRIV(pScreen);
+
+    /* If no specific depth chosen, look for the depth of the main display.
+       Else if 16bpp specified, use that. Else use 32bpp. */
+
+    dfb->colorType = TrueColor;
+    dfb->bitsPerComponent = 8;
+    dfb->bitsPerPixel = 32;
+    dfb->colorBitsPerPixel = 24;
+
+    if (darwinDesiredDepth == -1)
+    {
+        dfb->bitsPerComponent = CGDisplayBitsPerSample(kCGDirectMainDisplay);
+        dfb->bitsPerPixel = CGDisplayBitsPerPixel(kCGDirectMainDisplay);
+        dfb->colorBitsPerPixel =
+                CGDisplaySamplesPerPixel(kCGDirectMainDisplay) *
+                dfb->bitsPerComponent;
+    }
+    else if (darwinDesiredDepth == 15)
+    {
+        dfb->bitsPerComponent = 5;
+        dfb->bitsPerPixel = 16;
+        dfb->colorBitsPerPixel = 15;
+    }
+    else if (darwinDesiredDepth == 8)
+    {
+        dfb->colorType = PseudoColor;
+        dfb->bitsPerComponent = 8;
+        dfb->bitsPerPixel = 8;
+        dfb->colorBitsPerPixel = 8;
+    }
+
+    if (noPseudoramiXExtension)
+    {
+        CGDirectDisplayID dpy;
+        CGRect frame;
+
+        dpy = displayAtIndex(index);
+
+        frame = displayScreenBounds(dpy);
+
+        dfb->x = frame.origin.x;
+        dfb->y = frame.origin.y;
+        dfb->width =  frame.size.width;
+        dfb->height = frame.size.height;
+    }
+    else
+    {
+        xprAddPseudoramiXScreens(&dfb->x, &dfb->y, &dfb->width, &dfb->height);
+    }
+
+    /* Passing zero width (pitch) makes miCreateScreenResources set the
+       screen pixmap to the framebuffer pointer, i.e. NULL. The generic
+       rootless code takes care of making this work. */
+    dfb->pitch = 0;
+    dfb->framebuffer = NULL;
+
+    DRIScreenInit(pScreen);
+
+    return TRUE;
+}
+
+
+/*
+ * xprSetupScreen
+ *  Setup the screen for rootless access.
+ */
+static Bool
+xprSetupScreen(int index, ScreenPtr pScreen)
+{
+    // Add alpha protecting replacements for fb screen functions
+    pScreen->PaintWindowBackground = SafeAlphaPaintWindow;
+    pScreen->PaintWindowBorder = SafeAlphaPaintWindow;
+
+#ifdef RENDER
+    {
+        PictureScreenPtr ps = GetPictureScreen(pScreen);
+        ps->Composite = SafeAlphaComposite;
+    }
+#endif /* RENDER */
+
+    // Initialize accelerated rootless drawing
+    // Note that this must be done before DamageSetup().
+    RootlessAccelInit(pScreen);
+
+#ifdef DAMAGE
+    // The Damage extension needs to wrap underneath the
+    // generic rootless layer, so do it now.
+    if (!DamageSetup(pScreen))
+        return FALSE;
+#endif
+
+    // Initialize generic rootless code
+    if (!xprInit(pScreen))
+        return FALSE;
+
+    return DRIFinishScreenInit(pScreen);
+}
+
+
+/*
+ * xprUpdateScreen
+ *  Update screen after configuation change.
+ */
+static void
+xprUpdateScreen(ScreenPtr pScreen)
+{
+    rootlessGlobalOffsetX = darwinMainScreenX;
+    rootlessGlobalOffsetY = darwinMainScreenY;
+
+    AppleWMSetScreenOrigin(WindowTable[pScreen->myNum]);
+
+    RootlessRepositionWindows(pScreen);
+    RootlessUpdateScreenPixmap(pScreen);
+}
+
+
+/*
+ * xprInitInput
+ *  Finalize xpr specific setup.
+ */
+static void
+xprInitInput(int argc, char **argv)
+{
+    int i;
+
+    rootlessGlobalOffsetX = darwinMainScreenX;
+    rootlessGlobalOffsetY = darwinMainScreenY;
+
+    for (i = 0; i < screenInfo.numScreens; i++)
+        AppleWMSetScreenOrigin(WindowTable[i]);
+}
+
+
+/*
+ * Quartz display mode function list.
+ */
+static QuartzModeProcsRec xprModeProcs = {
+    xprDisplayInit,
+    xprAddScreen,
+    xprSetupScreen,
+    xprInitInput,
+    QuartzInitCursor,
+    NULL,               // No need to update cursor
+    QuartzSuspendXCursor,
+    QuartzResumeXCursor,
+    NULL,               // No capture or release in rootless mode
+    NULL,
+    NULL,               // Xplugin sends screen change events directly
+    xprAddPseudoramiXScreens,
+    xprUpdateScreen,
+    xprIsX11Window,
+    xprHideWindows,
+    RootlessFrameForWindow,
+    TopLevelParent,
+    DRICreateSurface,
+    DRIDestroySurface
+};
+
+
+/*
+ * QuartzModeBundleInit
+ *  Initialize the display mode bundle after loading.
+ */
+Bool
+QuartzModeBundleInit(void)
+{
+    quartzProcs = &xprModeProcs;
+    quartzOpenGLBundle = xprOpenGLBundle;
+    return TRUE;
+}