6f345f4915
Removes endl in the end of qDebug. Removes the \n in the end of opengl output. REVIEW: 124320
620 lines
25 KiB
C++
620 lines
25 KiB
C++
/********************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
|
|
Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*********************************************************************/
|
|
#include "xcbutils.h"
|
|
#include "utils.h"
|
|
// Qt
|
|
#include <QDebug>
|
|
// xcb
|
|
#include <xcb/composite.h>
|
|
#include <xcb/damage.h>
|
|
#include <xcb/randr.h>
|
|
#include <xcb/render.h>
|
|
#include <xcb/shape.h>
|
|
#include <xcb/sync.h>
|
|
#include <xcb/xfixes.h>
|
|
#include <xcb/glx.h>
|
|
// system
|
|
#include <sys/shm.h>
|
|
#include <sys/types.h>
|
|
|
|
namespace KWin {
|
|
|
|
namespace Xcb {
|
|
|
|
static const int COMPOSITE_MAX_MAJOR = 0;
|
|
static const int COMPOSITE_MAX_MINOR = 4;
|
|
static const int DAMAGE_MAX_MAJOR = 1;
|
|
static const int DAMAGE_MIN_MAJOR = 1;
|
|
static const int SYNC_MAX_MAJOR = 3;
|
|
static const int SYNC_MAX_MINOR = 0;
|
|
static const int RANDR_MAX_MAJOR = 1;
|
|
static const int RANDR_MAX_MINOR = 4;
|
|
static const int RENDER_MAX_MAJOR = 0;
|
|
static const int RENDER_MAX_MINOR = 11;
|
|
static const int XFIXES_MAX_MAJOR = 5;
|
|
static const int XFIXES_MAX_MINOR = 0;
|
|
|
|
QVector<QByteArray> shapeOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/xextproto/shape.html
|
|
// extracted from <xcb/shape.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("Rectangles"),
|
|
QByteArrayLiteral("Mask"),
|
|
QByteArrayLiteral("Combine"),
|
|
QByteArrayLiteral("Offset"),
|
|
QByteArrayLiteral("Extents"),
|
|
QByteArrayLiteral("Input"),
|
|
QByteArrayLiteral("InputSelected"),
|
|
QByteArrayLiteral("GetRectangles")});
|
|
}
|
|
|
|
QVector<QByteArray> randrOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/randrproto/randrproto.txt
|
|
// extracted from <xcb/randr.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArray(""), // doesn't exist
|
|
QByteArrayLiteral("SetScreenConfig"),
|
|
QByteArray(""), // doesn't exits
|
|
QByteArrayLiteral("SelectInput"),
|
|
QByteArrayLiteral("GetScreenInfo"),
|
|
QByteArrayLiteral("GetScreenSizeRange"),
|
|
QByteArrayLiteral("SetScreenSize"),
|
|
QByteArrayLiteral("GetScreenResources"),
|
|
QByteArrayLiteral("GetOutputInfo"),
|
|
QByteArrayLiteral("ListOutputProperties"),
|
|
QByteArrayLiteral("QueryOutputProperty"),
|
|
QByteArrayLiteral("ConfigureOutputProperty"),
|
|
QByteArrayLiteral("ChangeOutputProperty"),
|
|
QByteArrayLiteral("DeleteOutputProperty"),
|
|
QByteArrayLiteral("GetOutputproperty"),
|
|
QByteArrayLiteral("CreateMode"),
|
|
QByteArrayLiteral("DestroyMode"),
|
|
QByteArrayLiteral("AddOutputMode"),
|
|
QByteArrayLiteral("DeleteOutputMode"),
|
|
QByteArrayLiteral("GetCrtcInfo"),
|
|
QByteArrayLiteral("SetCrtcConfig"),
|
|
QByteArrayLiteral("GetCrtcGammaSize"),
|
|
QByteArrayLiteral("GetCrtcGamma"),
|
|
QByteArrayLiteral("SetCrtcGamma"),
|
|
QByteArrayLiteral("GetScreenResourcesCurrent"),
|
|
QByteArrayLiteral("SetCrtcTransform"),
|
|
QByteArrayLiteral("GetCrtcTransform"),
|
|
QByteArrayLiteral("GetPanning"),
|
|
QByteArrayLiteral("SetPanning"),
|
|
QByteArrayLiteral("SetOutputPrimary"),
|
|
QByteArrayLiteral("GetOutputPrimary"),
|
|
QByteArrayLiteral("GetProviders"),
|
|
QByteArrayLiteral("GetProviderInfo"),
|
|
QByteArrayLiteral("SetProviderOffloadSink"),
|
|
QByteArrayLiteral("SetProviderOutputSource"),
|
|
QByteArrayLiteral("ListProviderProperties"),
|
|
QByteArrayLiteral("QueryProviderProperty"),
|
|
QByteArrayLiteral("ConfigureProviderroperty"),
|
|
QByteArrayLiteral("ChangeProviderProperty"),
|
|
QByteArrayLiteral("DeleteProviderProperty"),
|
|
QByteArrayLiteral("GetProviderProperty")});
|
|
}
|
|
|
|
QVector<QByteArray> randrErrorCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/randrproto/randrproto.txt
|
|
// extracted from <xcb/randr.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("BadOutput"),
|
|
QByteArrayLiteral("BadCrtc"),
|
|
QByteArrayLiteral("BadMode"),
|
|
QByteArrayLiteral("BadProvider")});
|
|
}
|
|
|
|
QVector<QByteArray> damageOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/damageproto/damageproto.txt
|
|
// extracted from <xcb/damage.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("Create"),
|
|
QByteArrayLiteral("Destroy"),
|
|
QByteArrayLiteral("Subtract"),
|
|
QByteArrayLiteral("Add")});
|
|
}
|
|
|
|
QVector<QByteArray> damageErrorCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/damageproto/damageproto.txt
|
|
// extracted from <xcb/damage.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("BadDamage")});
|
|
}
|
|
|
|
QVector<QByteArray> compositeOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/compositeproto/compositeproto.txt
|
|
// extracted from <xcb/composite.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("RedirectWindow"),
|
|
QByteArrayLiteral("RedirectSubwindows"),
|
|
QByteArrayLiteral("UnredirectWindow"),
|
|
QByteArrayLiteral("UnredirectSubwindows"),
|
|
QByteArrayLiteral("CreateRegionFromBorderClip"),
|
|
QByteArrayLiteral("NameWindowPixmap"),
|
|
QByteArrayLiteral("GetOverlayWindow"),
|
|
QByteArrayLiteral("ReleaseOverlayWindow")});
|
|
}
|
|
|
|
QVector<QByteArray> fixesOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/fixesproto/fixesproto.txt
|
|
// extracted from <xcb/xfixes.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("ChangeSaveSet"),
|
|
QByteArrayLiteral("SelectSelectionInput"),
|
|
QByteArrayLiteral("SelectCursorInput"),
|
|
QByteArrayLiteral("GetCursorImage"),
|
|
QByteArrayLiteral("CreateRegion"),
|
|
QByteArrayLiteral("CreateRegionFromBitmap"),
|
|
QByteArrayLiteral("CreateRegionFromWindow"),
|
|
QByteArrayLiteral("CreateRegionFromGc"),
|
|
QByteArrayLiteral("CreateRegionFromPicture"),
|
|
QByteArrayLiteral("DestroyRegion"),
|
|
QByteArrayLiteral("SetRegion"),
|
|
QByteArrayLiteral("CopyRegion"),
|
|
QByteArrayLiteral("UnionRegion"),
|
|
QByteArrayLiteral("IntersectRegion"),
|
|
QByteArrayLiteral("SubtractRegion"),
|
|
QByteArrayLiteral("InvertRegion"),
|
|
QByteArrayLiteral("TranslateRegion"),
|
|
QByteArrayLiteral("RegionExtents"),
|
|
QByteArrayLiteral("FetchRegion"),
|
|
QByteArrayLiteral("SetGcClipRegion"),
|
|
QByteArrayLiteral("SetWindowShapeRegion"),
|
|
QByteArrayLiteral("SetPictureClipRegion"),
|
|
QByteArrayLiteral("SetCursorName"),
|
|
QByteArrayLiteral("GetCursorName"),
|
|
QByteArrayLiteral("GetCursorImageAndName"),
|
|
QByteArrayLiteral("ChangeCursor"),
|
|
QByteArrayLiteral("ChangeCursorByName"),
|
|
QByteArrayLiteral("ExpandRegion"),
|
|
QByteArrayLiteral("HideCursor"),
|
|
QByteArrayLiteral("ShowCursor"),
|
|
QByteArrayLiteral("CreatePointerBarrier"),
|
|
QByteArrayLiteral("DeletePointerBarrier")});
|
|
}
|
|
|
|
QVector<QByteArray> fixesErrorCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/fixesproto/fixesproto.txt
|
|
// extracted from <xcb/xfixes.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("BadRegion")});
|
|
}
|
|
|
|
QVector<QByteArray> renderOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/renderproto/renderproto.txt
|
|
// extracted from <xcb/render.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("QueryPictFormats"),
|
|
QByteArrayLiteral("QueryPictIndexValues"),
|
|
QByteArrayLiteral("CreatePicture"),
|
|
QByteArrayLiteral("ChangePicture"),
|
|
QByteArrayLiteral("SetPictureClipRectangles"),
|
|
QByteArrayLiteral("FreePicture"),
|
|
QByteArrayLiteral("Composite"),
|
|
QByteArrayLiteral("Trapezoids"),
|
|
QByteArrayLiteral("Triangles"),
|
|
QByteArrayLiteral("TriStrip"),
|
|
QByteArrayLiteral("TriFan"),
|
|
QByteArrayLiteral("CreateGlyphSet"),
|
|
QByteArrayLiteral("ReferenceGlyphSet"),
|
|
QByteArrayLiteral("FreeGlyphSet"),
|
|
QByteArrayLiteral("AddGlyphs"),
|
|
QByteArrayLiteral("FreeGlyphs"),
|
|
QByteArrayLiteral("CompositeGlyphs8"),
|
|
QByteArrayLiteral("CompositeGlyphs16"),
|
|
QByteArrayLiteral("CompositeGlyphs32"),
|
|
QByteArrayLiteral("FillRectangles"),
|
|
QByteArrayLiteral("CreateCursor"),
|
|
QByteArrayLiteral("SetPictureTransform"),
|
|
QByteArrayLiteral("QueryFilters"),
|
|
QByteArrayLiteral("SetPictureFilter"),
|
|
QByteArrayLiteral("CreateAnimCursor"),
|
|
QByteArrayLiteral("AddTraps"),
|
|
QByteArrayLiteral("CreateSolidFill"),
|
|
QByteArrayLiteral("CreateLinearGradient"),
|
|
QByteArrayLiteral("CreateRadialGradient"),
|
|
QByteArrayLiteral("CreateConicalGradient")});
|
|
}
|
|
|
|
QVector<QByteArray> syncOpCodes()
|
|
{
|
|
// see http://www.x.org/releases/X11R7.7/doc/xextproto/sync.html
|
|
// extracted from <xcb/sync.h>
|
|
return QVector<QByteArray>({QByteArrayLiteral("Initialize"),
|
|
QByteArrayLiteral("ListSystemCounters"),
|
|
QByteArrayLiteral("CreateCounter"),
|
|
QByteArrayLiteral("DestroyCounter"),
|
|
QByteArrayLiteral("QueryCounter"),
|
|
QByteArrayLiteral("Await"),
|
|
QByteArrayLiteral("ChangeCounter"),
|
|
QByteArrayLiteral("SetCounter"),
|
|
QByteArrayLiteral("CreateAlarm"),
|
|
QByteArrayLiteral("ChangeAlarm"),
|
|
QByteArrayLiteral("DestroyAlarm"),
|
|
QByteArrayLiteral("QueryAlarm"),
|
|
QByteArrayLiteral("SetPriority"),
|
|
QByteArrayLiteral("GetPriority"),
|
|
QByteArrayLiteral("CreateFence"),
|
|
QByteArrayLiteral("TriggerFence"),
|
|
QByteArrayLiteral("ResetFence"),
|
|
QByteArrayLiteral("DestroyFence"),
|
|
QByteArrayLiteral("QueryFence"),
|
|
QByteArrayLiteral("AwaitFence")});
|
|
}
|
|
|
|
static QVector<QByteArray> glxOpCodes()
|
|
{
|
|
return QVector<QByteArray>{
|
|
QByteArrayLiteral(""),
|
|
QByteArrayLiteral("Render"),
|
|
QByteArrayLiteral("RenderLarge"),
|
|
QByteArrayLiteral("CreateContext"),
|
|
QByteArrayLiteral("DestroyContext"),
|
|
QByteArrayLiteral("MakeCurrent"),
|
|
QByteArrayLiteral("IsDirect"),
|
|
QByteArrayLiteral("QueryVersion"),
|
|
QByteArrayLiteral("WaitGL"),
|
|
QByteArrayLiteral("WaitX"),
|
|
QByteArrayLiteral("CopyContext"),
|
|
QByteArrayLiteral("SwapBuffers"),
|
|
QByteArrayLiteral("UseXFont"),
|
|
QByteArrayLiteral("CreateGLXPixmap"),
|
|
QByteArrayLiteral("GetVisualConfigs"),
|
|
QByteArrayLiteral("DestroyGLXPixmap"),
|
|
QByteArrayLiteral("VendorPrivate"),
|
|
QByteArrayLiteral("VendorPrivateWithReply"),
|
|
QByteArrayLiteral("QueryExtensionsString"),
|
|
QByteArrayLiteral("QueryServerString"),
|
|
QByteArrayLiteral("ClientInfo"),
|
|
QByteArrayLiteral("GetFBConfigs"),
|
|
QByteArrayLiteral("CreatePixmap"),
|
|
QByteArrayLiteral("DestroyPixmap"),
|
|
QByteArrayLiteral("CreateNewContext"),
|
|
QByteArrayLiteral("QueryContext"),
|
|
QByteArrayLiteral("MakeContextCurrent"),
|
|
QByteArrayLiteral("CreatePbuffer"),
|
|
QByteArrayLiteral("DestroyPbuffer"),
|
|
QByteArrayLiteral("GetDrawableAttributes"),
|
|
QByteArrayLiteral("ChangeDrawableAttributes"),
|
|
QByteArrayLiteral("CreateWindow"),
|
|
QByteArrayLiteral("DeleteWindow"),
|
|
QByteArrayLiteral("SetClientInfoARB"),
|
|
QByteArrayLiteral("CreateContextAttribsARB"),
|
|
QByteArrayLiteral("SetClientInfo2ARB")
|
|
// Opcodes 36-100 are unused
|
|
// The GL single commands begin at opcode 101
|
|
};
|
|
}
|
|
|
|
static QVector<QByteArray> glxErrorCodes()
|
|
{
|
|
return QVector<QByteArray>{
|
|
QByteArrayLiteral("BadContext"),
|
|
QByteArrayLiteral("BadContextState"),
|
|
QByteArrayLiteral("BadDrawable"),
|
|
QByteArrayLiteral("BadPixmap"),
|
|
QByteArrayLiteral("BadContextTag"),
|
|
QByteArrayLiteral("BadCurrentWindow"),
|
|
QByteArrayLiteral("BadRenderRequest"),
|
|
QByteArrayLiteral("BadLargeRequest"),
|
|
QByteArrayLiteral("UnsupportedPrivateRequest"),
|
|
QByteArrayLiteral("BadFBConfig"),
|
|
QByteArrayLiteral("BadPbuffer"),
|
|
QByteArrayLiteral("BadCurrentDrawable"),
|
|
QByteArrayLiteral("BadWindow"),
|
|
QByteArrayLiteral("GLXBadProfileARB")
|
|
};
|
|
}
|
|
|
|
ExtensionData::ExtensionData()
|
|
: version(0)
|
|
, eventBase(0)
|
|
, errorBase(0)
|
|
, majorOpcode(0)
|
|
, present(0)
|
|
{
|
|
}
|
|
|
|
template<typename reply, typename T, typename F>
|
|
void Extensions::initVersion(T cookie, F f, ExtensionData *dataToFill)
|
|
{
|
|
ScopedCPointer<reply> version(f(connection(), cookie, NULL));
|
|
dataToFill->version = version->major_version * 0x10 + version->minor_version;
|
|
}
|
|
|
|
Extensions *Extensions::s_self = NULL;
|
|
|
|
Extensions *Extensions::self()
|
|
{
|
|
if (!s_self) {
|
|
s_self = new Extensions();
|
|
}
|
|
return s_self;
|
|
}
|
|
|
|
void Extensions::destroy()
|
|
{
|
|
delete s_self;
|
|
s_self = NULL;
|
|
}
|
|
|
|
Extensions::Extensions()
|
|
{
|
|
init();
|
|
}
|
|
|
|
Extensions::~Extensions()
|
|
{
|
|
}
|
|
|
|
void Extensions::init()
|
|
{
|
|
xcb_connection_t *c = connection();
|
|
xcb_prefetch_extension_data(c, &xcb_shape_id);
|
|
xcb_prefetch_extension_data(c, &xcb_randr_id);
|
|
xcb_prefetch_extension_data(c, &xcb_damage_id);
|
|
xcb_prefetch_extension_data(c, &xcb_composite_id);
|
|
xcb_prefetch_extension_data(c, &xcb_xfixes_id);
|
|
xcb_prefetch_extension_data(c, &xcb_render_id);
|
|
xcb_prefetch_extension_data(c, &xcb_sync_id);
|
|
xcb_prefetch_extension_data(c, &xcb_glx_id);
|
|
|
|
m_shape.name = QByteArray("SHAPE");
|
|
m_randr.name = QByteArray("RANDR");
|
|
m_damage.name = QByteArray("DAMAGE");
|
|
m_composite.name = QByteArray("Composite");
|
|
m_fixes.name = QByteArray("XFIXES");
|
|
m_render.name = QByteArray("RENDER");
|
|
m_sync.name = QByteArray("SYNC");
|
|
m_glx.name = QByteArray("GLX");
|
|
|
|
m_shape.opCodes = shapeOpCodes();
|
|
m_randr.opCodes = randrOpCodes();
|
|
m_damage.opCodes = damageOpCodes();
|
|
m_composite.opCodes = compositeOpCodes();
|
|
m_fixes.opCodes = fixesOpCodes();
|
|
m_render.opCodes = renderOpCodes();
|
|
m_sync.opCodes = syncOpCodes();
|
|
m_glx.opCodes = glxOpCodes();
|
|
|
|
m_randr.errorCodes = randrErrorCodes();
|
|
m_damage.errorCodes = damageErrorCodes();
|
|
m_fixes.errorCodes = fixesErrorCodes();
|
|
m_glx.errorCodes = glxErrorCodes();
|
|
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_shape_id), &m_shape);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_randr_id), &m_randr);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_damage_id), &m_damage);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_composite_id), &m_composite);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_xfixes_id), &m_fixes);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_render_id), &m_render);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_sync_id), &m_sync);
|
|
extensionQueryReply(xcb_get_extension_data(c, &xcb_glx_id), &m_glx);
|
|
|
|
// extension specific queries
|
|
xcb_shape_query_version_cookie_t shapeVersion;
|
|
xcb_randr_query_version_cookie_t randrVersion;
|
|
xcb_damage_query_version_cookie_t damageVersion;
|
|
xcb_composite_query_version_cookie_t compositeVersion;
|
|
xcb_xfixes_query_version_cookie_t xfixesVersion;
|
|
xcb_render_query_version_cookie_t renderVersion;
|
|
xcb_sync_initialize_cookie_t syncVersion;
|
|
if (m_shape.present) {
|
|
shapeVersion = xcb_shape_query_version_unchecked(c);
|
|
}
|
|
if (m_randr.present) {
|
|
randrVersion = xcb_randr_query_version_unchecked(c, RANDR_MAX_MAJOR, RANDR_MAX_MINOR);
|
|
xcb_randr_select_input(connection(), rootWindow(), XCB_RANDR_NOTIFY_MASK_SCREEN_CHANGE);
|
|
}
|
|
if (m_damage.present) {
|
|
damageVersion = xcb_damage_query_version_unchecked(c, DAMAGE_MAX_MAJOR, DAMAGE_MIN_MAJOR);
|
|
}
|
|
if (m_composite.present) {
|
|
compositeVersion = xcb_composite_query_version_unchecked(c, COMPOSITE_MAX_MAJOR, COMPOSITE_MAX_MINOR);
|
|
}
|
|
if (m_fixes.present) {
|
|
xfixesVersion = xcb_xfixes_query_version_unchecked(c, XFIXES_MAX_MAJOR, XFIXES_MAX_MINOR);
|
|
}
|
|
if (m_render.present) {
|
|
renderVersion = xcb_render_query_version_unchecked(c, RENDER_MAX_MAJOR, RENDER_MAX_MINOR);
|
|
}
|
|
if (m_sync.present) {
|
|
syncVersion = xcb_sync_initialize(c, SYNC_MAX_MAJOR, SYNC_MAX_MINOR);
|
|
}
|
|
// handle replies
|
|
if (m_shape.present) {
|
|
initVersion<xcb_shape_query_version_reply_t>(shapeVersion, &xcb_shape_query_version_reply, &m_shape);
|
|
}
|
|
if (m_randr.present) {
|
|
initVersion<xcb_randr_query_version_reply_t>(randrVersion, &xcb_randr_query_version_reply, &m_randr);
|
|
}
|
|
if (m_damage.present) {
|
|
initVersion<xcb_damage_query_version_reply_t>(damageVersion, &xcb_damage_query_version_reply, &m_damage);
|
|
}
|
|
if (m_composite.present) {
|
|
initVersion<xcb_composite_query_version_reply_t>(compositeVersion, &xcb_composite_query_version_reply, &m_composite);
|
|
}
|
|
if (m_fixes.present) {
|
|
initVersion<xcb_xfixes_query_version_reply_t>(xfixesVersion, &xcb_xfixes_query_version_reply, &m_fixes);
|
|
}
|
|
if (m_render.present) {
|
|
initVersion<xcb_render_query_version_reply_t>(renderVersion, &xcb_render_query_version_reply, &m_render);
|
|
}
|
|
if (m_sync.present) {
|
|
initVersion<xcb_sync_initialize_reply_t>(syncVersion, &xcb_sync_initialize_reply, &m_sync);
|
|
}
|
|
qCDebug(KWIN_CORE) << "Extensions: shape: 0x" << QString::number(m_shape.version, 16)
|
|
<< " composite: 0x" << QString::number(m_composite.version, 16)
|
|
<< " render: 0x" << QString::number(m_render.version, 16)
|
|
<< " fixes: 0x" << QString::number(m_fixes.version, 16)
|
|
<< " randr: 0x" << QString::number(m_randr.version, 16)
|
|
<< " sync: 0x" << QString::number(m_sync.version, 16)
|
|
<< " damage: 0x " << QString::number(m_damage.version, 16);
|
|
}
|
|
|
|
void Extensions::extensionQueryReply(const xcb_query_extension_reply_t *extension, ExtensionData *dataToFill)
|
|
{
|
|
if (!extension) {
|
|
return;
|
|
}
|
|
dataToFill->present = extension->present;
|
|
dataToFill->eventBase = extension->first_event;
|
|
dataToFill->errorBase = extension->first_error;
|
|
dataToFill->majorOpcode = extension->major_opcode;
|
|
}
|
|
|
|
int Extensions::damageNotifyEvent() const
|
|
{
|
|
return m_damage.eventBase + XCB_DAMAGE_NOTIFY;
|
|
}
|
|
|
|
bool Extensions::hasShape(xcb_window_t w) const
|
|
{
|
|
if (!isShapeAvailable()) {
|
|
return false;
|
|
}
|
|
ScopedCPointer<xcb_shape_query_extents_reply_t> extents(xcb_shape_query_extents_reply(
|
|
connection(), xcb_shape_query_extents_unchecked(connection(), w), NULL));
|
|
if (extents.isNull()) {
|
|
return false;
|
|
}
|
|
return extents->bounding_shaped > 0;
|
|
}
|
|
|
|
bool Extensions::isCompositeOverlayAvailable() const
|
|
{
|
|
return m_composite.version >= 0x03; // 0.3
|
|
}
|
|
|
|
bool Extensions::isFixesRegionAvailable() const
|
|
{
|
|
return m_fixes.version >= 0x30; // 3
|
|
}
|
|
|
|
int Extensions::fixesCursorNotifyEvent() const
|
|
{
|
|
return m_fixes.eventBase + XCB_XFIXES_CURSOR_NOTIFY;
|
|
}
|
|
|
|
bool Extensions::isShapeInputAvailable() const
|
|
{
|
|
return m_shape.version >= 0x11; // 1.1
|
|
}
|
|
|
|
int Extensions::randrNotifyEvent() const
|
|
{
|
|
return m_randr.eventBase + XCB_RANDR_SCREEN_CHANGE_NOTIFY;
|
|
}
|
|
|
|
int Extensions::shapeNotifyEvent() const
|
|
{
|
|
return m_shape.eventBase + XCB_SHAPE_NOTIFY;
|
|
}
|
|
|
|
int Extensions::syncAlarmNotifyEvent() const
|
|
{
|
|
return m_sync.eventBase + XCB_SYNC_ALARM_NOTIFY;
|
|
}
|
|
|
|
QVector<ExtensionData> Extensions::extensions() const
|
|
{
|
|
QVector<ExtensionData> extensions;
|
|
extensions << m_shape
|
|
<< m_randr
|
|
<< m_damage
|
|
<< m_composite
|
|
<< m_render
|
|
<< m_fixes
|
|
<< m_sync
|
|
<< m_glx;
|
|
return extensions;
|
|
}
|
|
|
|
//****************************************
|
|
// Shm
|
|
//****************************************
|
|
Shm::Shm()
|
|
: m_shmId(-1)
|
|
, m_buffer(NULL)
|
|
, m_segment(XCB_NONE)
|
|
, m_valid(false)
|
|
, m_pixmapFormat(XCB_IMAGE_FORMAT_XY_BITMAP)
|
|
{
|
|
m_valid = init();
|
|
}
|
|
|
|
Shm::~Shm()
|
|
{
|
|
if (m_valid) {
|
|
xcb_shm_detach(connection(), m_segment);
|
|
shmdt(m_buffer);
|
|
}
|
|
}
|
|
|
|
bool Shm::init()
|
|
{
|
|
const xcb_query_extension_reply_t *ext = xcb_get_extension_data(connection(), &xcb_shm_id);
|
|
if (!ext || !ext->present) {
|
|
qCDebug(KWIN_CORE) << "SHM extension not available";
|
|
return false;
|
|
}
|
|
ScopedCPointer<xcb_shm_query_version_reply_t> version(xcb_shm_query_version_reply(connection(),
|
|
xcb_shm_query_version_unchecked(connection()), NULL));
|
|
if (version.isNull()) {
|
|
qCDebug(KWIN_CORE) << "Failed to get SHM extension version information";
|
|
return false;
|
|
}
|
|
m_pixmapFormat = version->pixmap_format;
|
|
const int MAXSIZE = 4096 * 2048 * 4; // TODO check there are not larger windows
|
|
m_shmId = shmget(IPC_PRIVATE, MAXSIZE, IPC_CREAT | 0600);
|
|
if (m_shmId < 0) {
|
|
qCDebug(KWIN_CORE) << "Failed to allocate SHM segment";
|
|
return false;
|
|
}
|
|
m_buffer = shmat(m_shmId, NULL, 0 /*read/write*/);
|
|
if (-1 == reinterpret_cast<long>(m_buffer)) {
|
|
qCDebug(KWIN_CORE) << "Failed to attach SHM segment";
|
|
shmctl(m_shmId, IPC_RMID, NULL);
|
|
return false;
|
|
}
|
|
shmctl(m_shmId, IPC_RMID, NULL);
|
|
|
|
m_segment = xcb_generate_id(connection());
|
|
const xcb_void_cookie_t cookie = xcb_shm_attach_checked(connection(), m_segment, m_shmId, false);
|
|
ScopedCPointer<xcb_generic_error_t> error(xcb_request_check(connection(), cookie));
|
|
if (!error.isNull()) {
|
|
qCDebug(KWIN_CORE) << "xcb_shm_attach error: " << error->error_code;
|
|
shmdt(m_buffer);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
} // namespace Xcb
|
|
} // namespace KWin
|