FGFS-4.1/flightgear
3
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
Files
63fef17ad92e266d9d08b9b7fd5467d8dd2e38bc
flightgear/src/Viewer/fg_os_osgviewer.cxx
T

695 lines
26 KiB
C++
Executable File
Raw Blame History

// fg_os_osgviewer.cxx -- common functions for fg_os interface
// implemented as an osgViewer
//
// Copyright (C) 2007 Tim Moore timoore@redhat.com
// Copyright (C) 2007 Mathias Froehlich
//
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#ifdef __linux__
#include <sched.h>
#endif
#include <config.h>
#include <algorithm>
#include <cstdlib>
#include <iostream>
#include <sstream>
#include <string>
#include <simgear/compiler.h>
#include <simgear/debug/OsgIoCapture.hxx>
#include <simgear/debug/logstream.hxx>
#include <simgear/props/props_io.hxx>
#include <simgear/structure/exception.hxx>
#include <osg/Camera>
#include <osg/GraphicsContext>
#include <osg/Group>
#include <osg/Matrixd>
#include <osg/Notify>
#include <osg/Version>
#include <osg/View>
#include <osg/Viewport>
#include <osgViewer/GraphicsWindow>
#include <osgViewer/Viewer>
#include <osgViewer/ViewerEventHandlers>
#include "CameraGroup.hxx"
#include "FGEventHandler.hxx"
#include "VRManager.hxx"
#include "WindowBuilder.hxx"
#include "WindowSystemAdapter.hxx"
#include "renderer.hxx"
#include <Main/fg_os.hxx>
#include <Main/fg_props.hxx>
#include <Main/globals.hxx>
#include <Main/sentryIntegration.hxx>
#include <Main/util.hxx>
#include <Scenery/scenery.hxx>
#if defined(SG_MAC)
#include <GUI/CocoaHelpers.h>
#endif
#if defined(SG_WINDOWS)
#include <process.h> // _getpid()
#endif
// Static linking of OSG needs special macros
#ifdef OSG_LIBRARY_STATIC
#include <osgDB/Registry>
USE_GRAPHICSWINDOW();
// Image formats
USE_OSGPLUGIN(bmp);
USE_OSGPLUGIN(dds);
USE_OSGPLUGIN(hdr);
USE_OSGPLUGIN(pic);
USE_OSGPLUGIN(pnm);
USE_OSGPLUGIN(rgb);
USE_OSGPLUGIN(tga);
#ifdef OSG_JPEG_ENABLED
USE_OSGPLUGIN(jpeg);
#endif
#ifdef OSG_PNG_ENABLED
USE_OSGPLUGIN(png);
#endif
#ifdef OSG_TIFF_ENABLED
USE_OSGPLUGIN(tiff);
#endif
// Model formats
USE_OSGPLUGIN(3ds);
USE_OSGPLUGIN(ac);
USE_OSGPLUGIN(ive);
USE_OSGPLUGIN(osg);
USE_OSGPLUGIN(txf);
#endif
// fg_os implementation using OpenSceneGraph's osgViewer::Viewer class
// to create the graphics window and run the event/update/render loop.
//
// fg_os implementation
//
using namespace std;
using namespace flightgear;
using namespace osg;
osg::ref_ptr<osgViewer::Viewer> viewer;
static void setStereoMode(const char* mode)
{
DisplaySettings::StereoMode stereoMode = DisplaySettings::QUAD_BUFFER;
bool stereoOn = true;
if (strcmp(mode, "QUAD_BUFFER") == 0) {
stereoMode = DisplaySettings::QUAD_BUFFER;
} else if (strcmp(mode, "ANAGLYPHIC") == 0) {
stereoMode = DisplaySettings::ANAGLYPHIC;
} else if (strcmp(mode, "HORIZONTAL_SPLIT") == 0) {
stereoMode = DisplaySettings::HORIZONTAL_SPLIT;
} else if (strcmp(mode, "VERTICAL_SPLIT") == 0) {
stereoMode = DisplaySettings::VERTICAL_SPLIT;
} else if (strcmp(mode, "LEFT_EYE") == 0) {
stereoMode = DisplaySettings::LEFT_EYE;
} else if (strcmp(mode, "RIGHT_EYE") == 0) {
stereoMode = DisplaySettings::RIGHT_EYE;
} else if (strcmp(mode, "HORIZONTAL_INTERLACE") == 0) {
stereoMode = DisplaySettings::HORIZONTAL_INTERLACE;
} else if (strcmp(mode, "VERTICAL_INTERLACE") == 0) {
stereoMode = DisplaySettings::VERTICAL_INTERLACE;
} else if (strcmp(mode, "CHECKERBOARD") == 0) {
stereoMode = DisplaySettings::CHECKERBOARD;
} else {
stereoOn = false;
}
DisplaySettings::instance()->setStereo(stereoOn);
DisplaySettings::instance()->setStereoMode(stereoMode);
}
static const char* getStereoMode()
{
DisplaySettings::StereoMode stereoMode = DisplaySettings::instance()->getStereoMode();
bool stereoOn = DisplaySettings::instance()->getStereo();
if (!stereoOn) return "OFF";
if (stereoMode == DisplaySettings::QUAD_BUFFER) {
return "QUAD_BUFFER";
} else if (stereoMode == DisplaySettings::ANAGLYPHIC) {
return "ANAGLYPHIC";
} else if (stereoMode == DisplaySettings::HORIZONTAL_SPLIT) {
return "HORIZONTAL_SPLIT";
} else if (stereoMode == DisplaySettings::VERTICAL_SPLIT) {
return "VERTICAL_SPLIT";
} else if (stereoMode == DisplaySettings::LEFT_EYE) {
return "LEFT_EYE";
} else if (stereoMode == DisplaySettings::RIGHT_EYE) {
return "RIGHT_EYE";
} else if (stereoMode == DisplaySettings::HORIZONTAL_INTERLACE) {
return "HORIZONTAL_INTERLACE";
} else if (stereoMode == DisplaySettings::VERTICAL_INTERLACE) {
return "VERTICAL_INTERLACE";
} else if (stereoMode == DisplaySettings::CHECKERBOARD) {
return "CHECKERBOARD";
}
return "OFF";
}
class NotifyLevelListener : public SGPropertyChangeListener
{
public:
void valueChanged(SGPropertyNode* node)
{
osg::NotifySeverity severity = osg::getNotifyLevel();
string val = simgear::strutils::lowercase(node->getStringValue());
if (val == "fatal") {
severity = osg::FATAL;
} else if (val == "warn") {
severity = osg::WARN;
} else if (val == "notice") {
severity = osg::NOTICE;
} else if (val == "info") {
severity = osg::INFO;
} else if ((val == "debug") || (val == "debug-info")) {
severity = osg::DEBUG_INFO;
}
osg::setNotifyLevel(severity);
}
};
void updateOSGNotifyLevel()
{
}
void fgOSOpenWindow(bool stencil)
{
osg::setNotifyHandler(new NotifyLogger);
auto composite_viewer = dynamic_cast<osgViewer::CompositeViewer*>(
globals->get_renderer()->getViewerBase());
if (0) {
} else if (composite_viewer) {
/* We are using CompositeViewer. */
SG_LOG(SG_VIEW, SG_DEBUG, "Using CompositeViewer");
osgViewer::ViewerBase* viewer = globals->get_renderer()->getViewerBase();
SG_LOG(SG_VIEW, SG_DEBUG, "Creating osgViewer::View");
osgViewer::View* view = new osgViewer::View;
view->setFrameStamp(composite_viewer->getFrameStamp());
globals->get_renderer()->setView(view);
assert(globals->get_renderer()->getView() == view);
view->setDatabasePager(FGScenery::getPagerSingleton());
// https://www.mail-archive.com/osg-users@lists.openscenegraph.org/msg29820.html
view->getDatabasePager()->setUnrefImageDataAfterApplyPolicy(true, false);
osg::GraphicsContext::createNewContextID();
//viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);
std::string mode;
mode = fgGetString("/sim/rendering/multithreading-mode", "SingleThreaded");
SG_LOG(SG_VIEW, SG_INFO, "mode=" << mode);
if (mode == "AutomaticSelection")
viewer->setThreadingModel(osgViewer::Viewer::AutomaticSelection);
else if (mode == "CullDrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::CullDrawThreadPerContext);
else if (mode == "DrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::DrawThreadPerContext);
else if (mode == "CullThreadPerCameraDrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::CullThreadPerCameraDrawThreadPerContext);
else
viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);
WindowBuilder::initWindowBuilder(stencil);
CameraGroup::buildDefaultGroup(view);
FGEventHandler* manipulator = globals->get_renderer()->getEventHandler();
WindowSystemAdapter* wsa = WindowSystemAdapter::getWSA();
if (wsa->windows.size() != 1) {
manipulator->setResizable(false);
}
view->getCamera()->setProjectionResizePolicy(osg::Camera::FIXED);
view->addEventHandler(manipulator);
// Let FG handle the escape key with a confirmation
viewer->setKeyEventSetsDone(0);
// The viewer won't start without some root.
view->setSceneData(new osg::Group);
globals->get_renderer()->setView(view);
} else {
/* Not using CompositeViewer. */
SG_LOG(SG_VIEW, SG_DEBUG, "Not CompositeViewer.");
SG_LOG(SG_VIEW, SG_DEBUG, "Creating osgViewer::Viewer");
viewer = new osgViewer::Viewer;
viewer->setDatabasePager(FGScenery::getPagerSingleton());
std::string mode;
mode = fgGetString("/sim/rendering/multithreading-mode", "SingleThreaded");
flightgear::addSentryTag("osg-thread-mode", mode);
if (mode == "AutomaticSelection")
viewer->setThreadingModel(osgViewer::Viewer::AutomaticSelection);
else if (mode == "CullDrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::CullDrawThreadPerContext);
else if (mode == "DrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::DrawThreadPerContext);
else if (mode == "CullThreadPerCameraDrawThreadPerContext")
viewer->setThreadingModel(osgViewer::Viewer::CullThreadPerCameraDrawThreadPerContext);
else
viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);
WindowBuilder::initWindowBuilder(stencil);
CameraGroup::buildDefaultGroup(viewer.get());
FGEventHandler* manipulator = globals->get_renderer()->getEventHandler();
WindowSystemAdapter* wsa = WindowSystemAdapter::getWSA();
if (wsa->windows.size() != 1) {
manipulator->setResizable(false);
}
viewer->getCamera()->setProjectionResizePolicy(osg::Camera::FIXED);
viewer->addEventHandler(manipulator);
// Let FG handle the escape key with a confirmation
viewer->setKeyEventSetsDone(0);
// The viewer won't start without some root.
viewer->setSceneData(new osg::Group);
globals->get_renderer()->setView(viewer.get());
}
}
SGPropertyNode *simHost = 0, *simFrameCount, *simTotalHostTime, *simFrameResetCount, *frameWait;
void fgOSResetProperties()
{
SGPropertyNode* osgLevel = fgGetNode("/sim/rendering/osg-notify-level", true);
simTotalHostTime = fgGetNode("/sim/rendering/sim-host-total-ms", true);
simHost = fgGetNode("/sim/rendering/sim-host-avg-ms", true);
simFrameCount = fgGetNode("/sim/rendering/sim-frame-count", true);
simFrameResetCount = fgGetNode("/sim/rendering/sim-frame-count-reset", true);
frameWait = fgGetNode("/sim/time/frame-wait-ms", true);
simFrameResetCount->setBoolValue(false);
NotifyLevelListener* l = new NotifyLevelListener;
globals->addListenerToCleanup(l);
osgLevel->addChangeListener(l, true);
osg::Camera* guiCamera = getGUICamera(CameraGroup::getDefault());
if (guiCamera) {
Viewport* guiViewport = guiCamera->getViewport();
fgSetInt("/sim/startup/xsize", guiViewport->width());
fgSetInt("/sim/startup/ysize", guiViewport->height());
}
DisplaySettings* displaySettings = DisplaySettings::instance();
fgTie("/sim/rendering/osg-displaysettings/split-stereo-autoadjust-aspect-ratio", displaySettings, &DisplaySettings::getSplitStereoAutoAdjustAspectRatio, &DisplaySettings::setSplitStereoAutoAdjustAspectRatio);
fgTie("/sim/rendering/osg-displaysettings/eye-separation", displaySettings, &DisplaySettings::getEyeSeparation, &DisplaySettings::setEyeSeparation);
fgTie("/sim/rendering/osg-displaysettings/screen-distance", displaySettings, &DisplaySettings::getScreenDistance, &DisplaySettings::setScreenDistance);
fgTie("/sim/rendering/osg-displaysettings/screen-width", displaySettings, &DisplaySettings::getScreenWidth, &DisplaySettings::setScreenWidth);
fgTie("/sim/rendering/osg-displaysettings/screen-height", displaySettings, &DisplaySettings::getScreenHeight, &DisplaySettings::setScreenHeight);
fgTie("/sim/rendering/osg-displaysettings/stereo-mode", getStereoMode, setStereoMode);
fgTie("/sim/rendering/osg-displaysettings/double-buffer", displaySettings, &DisplaySettings::getDoubleBuffer, &DisplaySettings::setDoubleBuffer);
fgTie("/sim/rendering/osg-displaysettings/depth-buffer", displaySettings, &DisplaySettings::getDepthBuffer, &DisplaySettings::setDepthBuffer);
fgTie("/sim/rendering/osg-displaysettings/rgb", displaySettings, &DisplaySettings::getRGB, &DisplaySettings::setRGB);
#ifdef ENABLE_OSGXR
fgSetBool("/sim/vr/built", true);
#else
fgSetBool("/sim/vr/built", false);
#endif
}
static int status = 0;
void fgOSExit(int code)
{
FGRenderer* renderer = globals->get_renderer();
renderer->getViewerBase()->setDone(true);
renderer->getView()->getDatabasePager()->cancel();
status = code;
// otherwise we crash if OSG does logging during static destruction, eg
// GraphicsWindowX11, since OSG statics may have been created before the
// sglog static, despite our best efforts in boostrap.cxx
osg::setNotifyHandler(new osg::StandardNotifyHandler);
}
SGTimeStamp _lastUpdate;
static void ShowAffinities()
{
#ifdef __linux__
char command[1024];
snprintf(command, sizeof(command), "for i in `ls /proc/%i/task/`; do taskset -p $i; done 1>&2", getpid());
SG_LOG(SG_VIEW, SG_ALERT, "Running: " << command);
system(command);
#endif
}
#ifdef __linux__
static std::ostream& operator<<(std::ostream& out, const cpu_set_t& mask)
{
out << "0x";
unsigned char* mask2 = (unsigned char*)&mask;
for (unsigned i = 0; i < sizeof(mask); ++i) {
char buffer[8];
snprintf(buffer, sizeof(buffer), "%02x", (unsigned)mask2[i]);
out << buffer;
}
return out;
}
#endif
/* Listen to /sim/affinity-control and, on Linux only, responds to
value='clear' and 'revert':
'clear'
Stores current affinities for all thread then resets all affinities so
that all threads can run on any cpu core.
'revert'
Restores thread affinities stored from previous 'clear'.
*/
struct AffinityControl : SGPropertyChangeListener {
AffinityControl()
{
m_node = globals->get_props()->getNode("/sim/affinity-control", true /*create*/);
m_node->addChangeListener(this);
}
void valueChanged(SGPropertyNode* node) override
{
#ifdef __linux__
std::string s = m_node->getStringValue();
if (s == m_state) {
SG_LOG(SG_VIEW, SG_ALERT, "Ignoring m_node=" << s << " because same as m_state.");
} else if (s == "clear") {
char buffer[64];
snprintf(buffer, sizeof(buffer), "/proc/%i/task", getpid());
SGPath path(buffer);
simgear::Dir dir(path);
m_thread_masks.clear();
simgear::PathList pids = dir.children(
simgear::Dir::TYPE_DIR | simgear::Dir::NO_DOT_OR_DOTDOT);
for (SGPath path : pids) {
std::string leaf = path.file();
int pid = atoi(leaf.c_str());
cpu_set_t mask;
int e = sched_getaffinity(pid, sizeof(mask), &mask);
SG_LOG(SG_VIEW, SG_ALERT, "Called sched_getaffinity()"
<< " pid=" << pid << " => e=" << e << " mask=" << mask);
if (!e) {
m_thread_masks[pid] = mask;
memset(&mask, 255, sizeof(mask));
e = sched_setaffinity(pid, sizeof(mask), &mask);
SG_LOG(SG_VIEW, SG_ALERT, "Called sched_setaffinity()"
<< " pid=" << pid << " => e=" << e << " mask=" << mask);
//assert(!e);
}
}
m_state = s;
} else if (s == "revert") {
for (auto it : m_thread_masks) {
pid_t pid = it.first;
cpu_set_t mask = it.second;
int e = sched_setaffinity(pid, sizeof(mask), &mask);
SG_LOG(SG_VIEW, SG_ALERT, "Called sched_setaffinity()"
<< " pid=" << pid << " => e=" << e << " mask=" << mask);
//assert(!e);
}
m_thread_masks.clear();
m_state = s;
} else {
SG_LOG(SG_VIEW, SG_ALERT, "Unrecognised m_node=" << s);
}
#endif
}
SGPropertyNode_ptr m_node;
std::string m_state;
#ifdef __linux__
std::map<int, cpu_set_t> m_thread_masks;
#endif
};
int fgOSMainLoop()
{
AffinityControl affinity_control;
osgViewer::ViewerBase* viewer_base = globals->get_renderer()->getViewerBase();
viewer_base->setReleaseContextAtEndOfFrameHint(false);
if (!viewer_base->isRealized()) {
viewer_base->realize();
std::string affinity = fgGetString("/sim/thread-cpu-affinity");
SG_LOG(SG_VIEW, SG_ALERT, "affinity=" << affinity);
if (affinity != "") {
ShowAffinities();
if (affinity == "osg") {
SG_LOG(SG_VIEW, SG_ALERT, "Resetting affinity of current thread getpid()=" << getpid());
OpenThreads::Affinity affinity;
OpenThreads::SetProcessorAffinityOfCurrentThread(affinity);
ShowAffinities();
}
}
}
while (!viewer_base->done()) {
fgIdleHandler idleFunc = globals->get_renderer()->getEventHandler()->getIdleHandler();
if (idleFunc) {
_lastUpdate.stamp();
(*idleFunc)();
if (fgGetBool("/sim/position-finalized", false)) {
if (simHost && simFrameCount && simTotalHostTime && simFrameResetCount) {
int curFrameCount = simFrameCount->getIntValue();
double totalSimTime = simTotalHostTime->getDoubleValue();
if (simFrameResetCount->getBoolValue()) {
curFrameCount = 0;
totalSimTime = 0;
simFrameResetCount->setBoolValue(false);
}
double lastSimFrame_ms = _lastUpdate.elapsedMSec();
double idle_wait = 0;
if (frameWait)
idle_wait = frameWait->getDoubleValue();
if (lastSimFrame_ms > 0) {
totalSimTime += lastSimFrame_ms - idle_wait;
simTotalHostTime->setDoubleValue(totalSimTime);
curFrameCount++;
simFrameCount->setIntValue(curFrameCount);
simHost->setDoubleValue(totalSimTime / curFrameCount);
}
}
}
}
globals->get_renderer()->update();
#ifdef ENABLE_OSGXR
VRManager::instance()->update();
#endif
viewer_base->frame(globals->get_sim_time_sec());
}
flightgear::addSentryBreadcrumb("main loop exited", "info");
return status;
}
int fgGetKeyModifiers()
{
FGRenderer* r = globals->get_renderer();
if (!r || !r->getEventHandler()) { // happens during shutdown
return 0;
}
return r->getEventHandler()->getCurrentModifiers();
}
void fgWarpMouse(int x, int y)
{
warpGUIPointer(CameraGroup::getDefault(), x, y);
}
void fgOSInit(int* argc, char** argv)
{
// stock OSG windows are not Hi-DPI aware
fgSetDouble("/sim/rendering/gui-pixel-ratio", 1.0);
#if defined(SG_MAC)
cocoaRegisterTerminateHandler();
#endif
globals->get_renderer()->init();
WindowSystemAdapter::setWSA(new WindowSystemAdapter);
}
void fgOSCloseWindow()
{
if (globals && globals->get_renderer()) {
osgViewer::ViewerBase* viewer_base = globals->get_renderer()->getViewerBase();
if (viewer_base) {
// https://code.google.com/p/flightgear-bugs/issues/detail?id=1291
// https://sourceforge.net/p/flightgear/codetickets/1830/
// explicitly stop threading before we delete the renderer or
// viewMgr (which ultimately holds refs to the CameraGroup, and
// GraphicsContext)
viewer_base->stopThreading();
}
}
#ifdef ENABLE_OSGXR
VRManager::instance()->destroyAndWait();
#endif
FGScenery::resetPagerSingleton();
flightgear::addSentryBreadcrumb("fgOSCloseWindow, clearing camera group", "info");
flightgear::CameraGroup::setDefault(NULL);
WindowSystemAdapter::setWSA(NULL);
viewer = NULL;
}
void fgOSFullScreen()
{
osgViewer::ViewerBase* viewer_base = globals->get_renderer()->getViewerBase();
std::vector<osgViewer::GraphicsWindow*> windows;
viewer_base->getWindows(windows);
if (windows.empty())
return; // Huh?!?
/* Toggling window fullscreen is only supported for the main GUI window.
* The other windows should use fixed setup from the camera.xml file anyway. */
osgViewer::GraphicsWindow* window = windows[0];
osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface();
if (wsi == NULL) {
SG_LOG(SG_VIEW, SG_ALERT, "ERROR: No WindowSystemInterface available. Cannot toggle window fullscreen.");
return;
}
static int previous_x = 0;
static int previous_y = 0;
static int previous_width = 800;
static int previous_height = 600;
unsigned int screenWidth;
unsigned int screenHeight;
wsi->getScreenResolution(*(window->getTraits()), screenWidth, screenHeight);
int x;
int y;
int width;
int height;
window->getWindowRectangle(x, y, width, height);
/* Note: the simple "is window size == screen size" check to detect full screen state doesn't work with
* X screen servers in Xinerama mode, since the reported screen width (or height) exceeds the maximum width
* (or height) usable by a single window (Xserver automatically shrinks/moves the full screen window to fit a
* single display) - so we detect full screen mode using "WindowDecoration" state instead.
* "false" - even when a single window is display in fullscreen */
//bool isFullScreen = x == 0 && y == 0 && width == (int)screenWidth && height == (int)screenHeight;
bool isFullScreen = !window->getWindowDecoration();
SG_LOG(SG_VIEW, SG_DEBUG, "Toggling fullscreen. Previous window rectangle (" << x << ", " << y << ") x (" << width << ", " << height << "), fullscreen: " << isFullScreen << ", number of screens: " << wsi->getNumScreens());
if (isFullScreen) {
// limit x,y coordinates and window size to screen area
if (previous_x + previous_width > (int)screenWidth)
previous_x = 0;
if (previous_y + previous_height > (int)screenHeight)
previous_y = 0;
// disable fullscreen mode, restore previous window size/coordinates
x = previous_x;
y = previous_y;
width = previous_width;
height = previous_height;
} else {
// remember previous setting
previous_x = x;
previous_y = y;
previous_width = width;
previous_height = height;
// enable fullscreen mode, set new width/height
x = 0;
y = 0;
width = screenWidth;
height = screenHeight;
}
// set xsize/ysize properties to adapt GUI planes
fgSetInt("/sim/startup/xsize", width);
fgSetInt("/sim/startup/ysize", height);
fgSetBool("/sim/startup/fullscreen", !isFullScreen);
// reconfigure window
window->setWindowDecoration(isFullScreen);
window->setWindowRectangle(x, y, width, height);
window->grabFocusIfPointerInWindow();
}
static void setMouseCursor(osgViewer::GraphicsWindow* gw, int cursor)
{
if (!gw) {
return;
}
osgViewer::GraphicsWindow::MouseCursor mouseCursor;
mouseCursor = osgViewer::GraphicsWindow::InheritCursor;
if (cursor == MOUSE_CURSOR_NONE)
mouseCursor = osgViewer::GraphicsWindow::NoCursor;
else if (cursor == MOUSE_CURSOR_POINTER)
#ifdef SG_MAC
// osgViewer-Cocoa lacks RightArrowCursor, use Left
mouseCursor = osgViewer::GraphicsWindow::LeftArrowCursor;
#else
mouseCursor = osgViewer::GraphicsWindow::RightArrowCursor;
#endif
else if (cursor == MOUSE_CURSOR_WAIT)
mouseCursor = osgViewer::GraphicsWindow::WaitCursor;
else if (cursor == MOUSE_CURSOR_CROSSHAIR)
mouseCursor = osgViewer::GraphicsWindow::CrosshairCursor;
else if (cursor == MOUSE_CURSOR_LEFTRIGHT)
mouseCursor = osgViewer::GraphicsWindow::LeftRightCursor;
else if (cursor == MOUSE_CURSOR_TOPSIDE)
mouseCursor = osgViewer::GraphicsWindow::TopSideCursor;
else if (cursor == MOUSE_CURSOR_BOTTOMSIDE)
mouseCursor = osgViewer::GraphicsWindow::BottomSideCursor;
else if (cursor == MOUSE_CURSOR_LEFTSIDE)
mouseCursor = osgViewer::GraphicsWindow::LeftSideCursor;
else if (cursor == MOUSE_CURSOR_RIGHTSIDE)
mouseCursor = osgViewer::GraphicsWindow::RightSideCursor;
else if (cursor == MOUSE_CURSOR_TOPLEFT)
mouseCursor = osgViewer::GraphicsWindow::TopLeftCorner;
else if (cursor == MOUSE_CURSOR_TOPRIGHT)
mouseCursor = osgViewer::GraphicsWindow::TopRightCorner;
else if (cursor == MOUSE_CURSOR_BOTTOMLEFT)
mouseCursor = osgViewer::GraphicsWindow::BottomLeftCorner;
else if (cursor == MOUSE_CURSOR_BOTTOMRIGHT)
mouseCursor = osgViewer::GraphicsWindow::BottomRightCorner;
gw->setCursor(mouseCursor);
}
static int _cursor = -1;
void fgSetMouseCursor(int cursor)
{
_cursor = cursor;
if (!globals || !globals->get_renderer())
return;
osgViewer::ViewerBase* viewer_base = globals->get_renderer()->getViewerBase();
if (!viewer_base)
return;
std::vector<osgViewer::GraphicsWindow*> windows;
viewer_base->getWindows(windows);
for (osgViewer::GraphicsWindow* gw : windows) {
setMouseCursor(gw, cursor);
}
}
int fgGetMouseCursor()
{
return _cursor;
}
Reference in New Issue View Git Blame Copy Permalink