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xserver/hw/xquartz/xpr/xprScreen.c

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/*
* 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.
*/
#include "sanitizedCarbon.h"
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "quartzCommon.h"
#include "inputstr.h"
#include "quartz.h"
#include "quartzRandR.h"
#include "xpr.h"
#include "xprEvent.h"
#include "pseudoramiX.h"
#include "darwin.h"
#include "darwinEvents.h"
#include "rootless.h"
#include "dri.h"
#include "globals.h"
#include <Xplugin.h>
#include "applewmExt.h"
#include "micmap.h"
#include "rootlessCommon.h"
#ifdef DAMAGE
# include "damage.h"
#endif
/* 10.4's deferred update makes X slower.. have to live with the tearing
for now.. */
#define XP_NO_DEFERRED_UPDATES 8
// 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:
DEBUG_LOG("XP_EVENT_DISPLAY_CHANGED\n");
DarwinSendDDXEvent(kXquartzDisplayChanged, 0);
break;
case XP_EVENT_WINDOW_STATE_CHANGED:
if (arg_size >= sizeof(xp_window_state_event)) {
const xp_window_state_event *ws_arg = arg;
DEBUG_LOG("XP_EVENT_WINDOW_STATE_CHANGED: id=%d, state=%d\n", ws_arg->id, ws_arg->state);
DarwinSendDDXEvent(kXquartzWindowState, 2,
ws_arg->id, ws_arg->state);
} else {
DEBUG_LOG("XP_EVENT_WINDOW_STATE_CHANGED: ignored\n");
}
break;
case XP_EVENT_WINDOW_MOVED:
DEBUG_LOG("XP_EVENT_WINDOW_MOVED\n");
if (arg_size == sizeof(xp_window_id)) {
xp_window_id id = * (xp_window_id *) arg;
DarwinSendDDXEvent(kXquartzWindowMoved, 1, id);
}
break;
case XP_EVENT_SURFACE_DESTROYED:
DEBUG_LOG("XP_EVENT_SURFACE_DESTROYED\n");
case XP_EVENT_SURFACE_CHANGED:
DEBUG_LOG("XP_EVENT_SURFACE_CHANGED\n");
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;
#ifdef XP_EVENT_SPACE_CHANGED
case XP_EVENT_SPACE_CHANGED:
DEBUG_LOG("XP_EVENT_SPACE_CHANGED\n");
if(arg_size == sizeof(uint32_t)) {
uint32_t space_id = *(uint32_t *)arg;
DarwinSendDDXEvent(kXquartzSpaceChanged, 1, space_id);
}
break;
#endif
default:
ErrorF("Unknown XP_EVENT type (%d) in xprScreen:eventHandler\n", type);
}
}
/*
* displayAtIndex
* 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);
DEBUG_LOG(" %dx%d @ (%d,%d).\n",
(int)frame.size.width, (int)frame.size.height,
(int)frame.origin.x, (int)frame.origin.y);
/* Remove menubar to help standard X11 window managers. */
if (XQuartzIsRootless &&
frame.origin.x == 0 && frame.origin.y == 0) {
frame.origin.y += aquaMenuBarHeight;
frame.size.height -= aquaMenuBarHeight;
}
DEBUG_LOG(" %dx%d @ (%d,%d).\n",
(int)frame.size.width, (int)frame.size.height,
(int)frame.origin.x, (int)frame.origin.y);
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, ScreenPtr pScreen)
{
CGDisplayCount i, displayCount;
CGDirectDisplayID *displayList = NULL;
CGRect unionRect = CGRectNull, frame;
// Find all the CoreGraphics displays
CGGetActiveDisplayList(0, NULL, &displayCount);
DEBUG_LOG("displayCount: %d\n", (int)displayCount);
if(!displayCount) {
ErrorF("CoreGraphics has reported no connected displays. Creating a stub 800x600 display.\n");
*x = *y = 0;
*width = 800;
*height = 600;
PseudoramiXAddScreen(*x, *y, *width, *height);
QuartzCopyDisplayIDs(pScreen, 0, NULL);
return;
}
/* If the displays are captured, we are in a RandR game mode
* on the primary display, so we only want to include the first
* display. The others are covered by the shield window.
*/
if (CGDisplayIsCaptured(kCGDirectMainDisplay))
displayCount = 1;
displayList = malloc(displayCount * sizeof(CGDirectDisplayID));
if(!displayList)
FatalError("Unable to allocate memory for list of displays.\n");
CGGetActiveDisplayList(displayCount, displayList, &displayCount);
QuartzCopyDisplayIDs(pScreen, displayCount, displayList);
/* 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;
DEBUG_LOG(" screen union origin: (%d,%d) size: (%d,%d).\n",
*x, *y, *width, *height);
/* Tell PseudoramiX about the real screens. */
for (i = 0; i < displayCount; i++)
{
CGDirectDisplayID dpy = displayList[i];
frame = displayScreenBounds(dpy);
frame.origin.x -= unionRect.origin.x;
frame.origin.y -= unionRect.origin.y;
DEBUG_LOG(" placed at X11 coordinate (%d,%d).\n",
(int)frame.origin.x, (int)frame.origin.y);
PseudoramiXAddScreen(frame.origin.x, frame.origin.y,
frame.size.width, frame.size.height);
}
free(displayList);
}
/*
* xprDisplayInit
* Find number of CoreGraphics displays and initialize Xplugin.
*/
static void
xprDisplayInit(void)
{
CGDisplayCount displayCount;
TRACE();
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_BACKGROUND_EVENTS | XP_NO_DEFERRED_UPDATES) != Success)
FatalError("Could not initialize the Xplugin library.");
xp_select_events(XP_EVENT_DISPLAY_CHANGED
| XP_EVENT_WINDOW_STATE_CHANGED
| XP_EVENT_WINDOW_MOVED
#ifdef XP_EVENT_SPACE_CHANGED
| XP_EVENT_SPACE_CHANGED
#endif
| XP_EVENT_SURFACE_CHANGED
| XP_EVENT_SURFACE_DESTROYED,
eventHandler, NULL);
AppleDRIExtensionInit();
xprAppleWMInit();
XQuartzIsRootless = XQuartzRootlessDefault;
if (!XQuartzIsRootless)
RootlessHideAllWindows();
}
/*
* xprAddScreen
* Init the framebuffer and record pixmap parameters for the screen.
*/
static Bool
xprAddScreen(int index, ScreenPtr pScreen)
{
DarwinFramebufferPtr dfb = SCREEN_PRIV(pScreen);
int depth = darwinDesiredDepth;
DEBUG_LOG("index=%d depth=%d\n", index, depth);
if(depth == -1) {
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
depth = CGDisplaySamplesPerPixel(kCGDirectMainDisplay) * CGDisplayBitsPerSample(kCGDirectMainDisplay);
#else
CGDisplayModeRef modeRef;
CFStringRef encStrRef;
modeRef = CGDisplayCopyDisplayMode(kCGDirectMainDisplay);
if(!modeRef)
goto have_depth;
encStrRef = CGDisplayModeCopyPixelEncoding(modeRef);
CFRelease(modeRef);
if(!encStrRef)
goto have_depth;
if(CFStringCompare(encStrRef, CFSTR(IO32BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
depth = 24;
} else if(CFStringCompare(encStrRef, CFSTR(IO16BitDirectPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
depth = 15;
} else if(CFStringCompare(encStrRef, CFSTR(IO8BitIndexedPixels), kCFCompareCaseInsensitive) == kCFCompareEqualTo) {
depth = 8;
}
CFRelease(encStrRef);
#endif
}
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1060
have_depth:
#endif
switch(depth) {
case 8: // pseudo-working
dfb->visuals = PseudoColorMask;
dfb->preferredCVC = PseudoColor;
dfb->depth = 8;
dfb->bitsPerRGB = 8;
dfb->bitsPerPixel = 8;
dfb->redMask = 0;
dfb->greenMask = 0;
dfb->blueMask = 0;
break;
case 15:
dfb->visuals = TrueColorMask; //LARGE_VISUALS;
dfb->preferredCVC = TrueColor;
dfb->depth = 15;
dfb->bitsPerRGB = 5;
dfb->bitsPerPixel = 16;
dfb->redMask = RM_ARGB(0,5,5,5);
dfb->greenMask = GM_ARGB(0,5,5,5);
dfb->blueMask = BM_ARGB(0,5,5,5);
break;
// case 24:
default:
if(depth != 24)
ErrorF("Unsupported color depth requested. Defaulting to 24bit. (depth=%d darwinDesiredDepth=%d)\n", depth, darwinDesiredDepth);
dfb->visuals = TrueColorMask; //LARGE_VISUALS;
dfb->preferredCVC = TrueColor;
dfb->depth = 24;
dfb->bitsPerRGB = 8;
dfb->bitsPerPixel = 32;
dfb->redMask = RM_ARGB(0,8,8,8);
dfb->greenMask = GM_ARGB(0,8,8,8);
dfb->blueMask = BM_ARGB(0,8,8,8);
break;
}
if (noPseudoramiXExtension)
{
CGDirectDisplayID dpy;
CGRect frame;
ErrorF("Warning: noPseudoramiXExtension!\n");
dpy = displayAtIndex(index);
QuartzCopyDisplayIDs(pScreen, 1, &dpy);
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, pScreen);
}
/* 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)
{
#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(pScreen->root);
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(screenInfo.screens[i]->root);
}
/*
* Quartz display mode function list.
*/
static QuartzModeProcsRec xprModeProcs = {
xprDisplayInit,
xprAddScreen,
xprSetupScreen,
xprInitInput,
QuartzInitCursor,
QuartzSuspendXCursor,
QuartzResumeXCursor,
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;
}
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