xserver-multidpi/hw/xquartz/xpr/xprScreen.c
2008-03-21 19:37:42 -07:00

438 lines
13 KiB
C

/*
* 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.
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "quartzCommon.h"
#include "quartz.h"
#include "xpr.h"
#include "pseudoramiX.h"
#include "darwin.h"
#include "rootless.h"
#include "dri.h"
#include "globals.h"
#include "Xplugin.h"
#include "applewmExt.h"
#include "micmap.h"
// From xprFrame.c
WindowPtr xprGetXWindow(xp_window_id wid);
#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");
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;
DEBUG_LOG("XP_EVENT_WINDOW_STATE_CHANGED: id=%d, state=%d\n", ws_arg->id, ws_arg->state);
QuartzMessageServerThread(kXDarwinWindowState, 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;
WindowPtr pWin = xprGetXWindow(id);
QuartzMessageServerThread(kXDarwinWindowMoved, 1, pWin);
}
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;
case XP_EVENT_SPACE_CHANGED:
ErrorF("XP_EVENT_SPACE_CHANGED\n");
if(arg_size == sizeof(uint32_t)) {
uint32_t space_id = *(uint32_t *)arg;
QuartzMessageServerThread(kXDarwinSpaceChanged, 1, space_id);
}
break;
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);
/* 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_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
| XP_EVENT_SURFACE_CHANGED
| XP_EVENT_SURFACE_DESTROYED
| XP_EVENT_SPACE_CHANGED,
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);
int depth = darwinDesiredDepth;
if(depth == -1) {
depth = CGDisplaySamplesPerPixel(kCGDirectMainDisplay) * CGDisplayBitsPerSample(kCGDirectMainDisplay);
//dfb->depth = CGDisplaySamplesPerPixel(kCGDirectMainDisplay) * CGDisplayBitsPerSample(kCGDirectMainDisplay);
//dfb->bitsPerRGB = CGDisplayBitsPerSample(kCGDirectMainDisplay);
//dfb->bitsPerPixel = CGDisplayBitsPerPixel(kCGDirectMainDisplay);
}
switch(depth) {
case -8: // broken
FatalError("Unsupported color depth %d\n", darwinDesiredDepth);
dfb->visuals = (1 << StaticGray) | (1 << GrayScale);
dfb->preferredCVC = GrayScale;
dfb->depth = 8;
dfb->bitsPerRGB = 8;
dfb->bitsPerPixel = 8;
dfb->redMask = 0;
dfb->greenMask = 0;
dfb->blueMask = 0;
break;
case 8: // broken
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 = LARGE_VISUALS;
dfb->preferredCVC = TrueColor;
dfb->depth = 15;
dfb->bitsPerRGB = 5;
dfb->bitsPerPixel = 16;
dfb->redMask = 0x7c00;
dfb->greenMask = 0x03e0;
dfb->blueMask = 0x001f;
break;
case 24:
dfb->visuals = LARGE_VISUALS;
dfb->preferredCVC = TrueColor;
dfb->depth = 24;
dfb->bitsPerRGB = 8;
dfb->bitsPerPixel = 32;
dfb->redMask = 0x00ff0000;
dfb->greenMask = 0x0000ff00;
dfb->blueMask = 0x000000ff;
break;
default:
FatalError("Unsupported color depth %d\n", darwinDesiredDepth);
}
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)
{
// 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;
}