-// fg_os_common.cxx -- common functions for fg_os interface
+// fg_os_osgviewer.cxx -- common functions for fg_os interface
// implemented as an osgViewer
//
// Copyright (C) 2007 Tim Moore timoore@redhat.com
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#include <algorithm>
#include <iostream>
#include <sstream>
#include <stdlib.h>
+#include <boost/foreach.hpp>
+
#include <simgear/compiler.h>
#include <simgear/structure/exception.hxx>
#include <simgear/debug/logstream.hxx>
+#include <simgear/props/props_io.hxx>
#include <osg/Camera>
#include <osg/GraphicsContext>
#include <osg/View>
#include <osgViewer/ViewerEventHandlers>
#include <osgViewer/Viewer>
-#include <osgGA/MatrixManipulator>
+#include <osgViewer/GraphicsWindow>
-#include <Include/general.hxx>
#include <Scenery/scenery.hxx>
#include "fg_os.hxx"
#include "fg_props.hxx"
#include "globals.hxx"
#include "renderer.hxx"
#include "CameraGroup.hxx"
+#include "FGEventHandler.hxx"
#include "WindowBuilder.hxx"
#include "WindowSystemAdapter.hxx"
-#if (FG_OSG_VERSION >= 19008)
-#define OSG_HAS_MOUSE_CURSOR_PATCH
+// 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
static osg::ref_ptr<osgViewer::Viewer> viewer;
static osg::ref_ptr<osg::Camera> mainCamera;
-namespace
-{
-// If a camera group isn't specified, build one from the top-level
-// camera specs and then add a camera aligned with the master camera
-// if it doesn't seem to exist.
-CameraGroup* buildDefaultCameraGroup(osgViewer::Viewer* viewer,
- const SGPropertyNode* gnode)
+static void setStereoMode( const char * mode )
{
- WindowSystemAdapter* wsa = WindowSystemAdapter::getWSA();
- CameraGroup* cgroup = CameraGroup::buildCameraGroup(viewer, gnode);
- // Look for a camera with no shear
- Camera* masterCamera = 0;
- for (CameraGroup::CameraIterator iter = cgroup->camerasBegin(),
- e = cgroup->camerasEnd();
- iter != e;
- ++iter) {
- const View::Slave& slave = viewer->getSlave((*iter)->slaveIndex);
- if (slave._projectionOffset.isIdentity()) {
- masterCamera = (*iter)->camera.get();
- break;
- }
+ 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;
}
- if (!masterCamera) {
- // No master camera found; better add one.
- GraphicsWindow* window
- = WindowBuilder::getWindowBuilder()->getDefaultWindow();
- masterCamera = new Camera();
- masterCamera->setGraphicsContext(window->gc.get());
- const GraphicsContext::Traits *traits = window->gc->getTraits();
- masterCamera->setViewport(new Viewport(0, 0,
- traits->width, traits->height));
- cgroup->addCamera(CameraGroup::DO_INTERSECTION_TEST, masterCamera,
- Matrix(), Matrix());
+ else if (strcmp(mode,"LEFT_EYE")==0)
+ {
+ stereoMode = DisplaySettings::LEFT_EYE;
}
- // Find window on which the GUI is drawn.
- WindowVector::iterator iter = wsa->windows.begin();
- WindowVector::iterator end = wsa->windows.end();
- for (; iter != end; ++iter) {
- if ((*iter)->gc.get() == masterCamera->getGraphicsContext())
- break;
+ else if (strcmp(mode,"RIGHT_EYE")==0)
+ {
+ stereoMode = DisplaySettings::RIGHT_EYE;
}
- if (iter != end) { // Better not happen
- (*iter)->flags |= GraphicsWindow::GUI;
- cgroup->buildGUICamera(0, iter->get());
+ else if (strcmp(mode,"HORIZONTAL_INTERLACE")==0)
+ {
+ stereoMode = DisplaySettings::HORIZONTAL_INTERLACE;
}
- return cgroup;
+ 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";
}
void fgOSOpenWindow(bool stencil)
{
- osg::GraphicsContext::WindowingSystemInterface* wsi
- = osg::GraphicsContext::getWindowingSystemInterface();
-
viewer = new osgViewer::Viewer;
viewer->setDatabasePager(FGScenery::getPagerSingleton());
CameraGroup* cameraGroup = 0;
// Look for windows, camera groups, and the old syntax of
// top-level cameras
- const SGPropertyNode* renderingNode = fgGetNode("/sim/rendering");
- for (int i = 0; i < renderingNode->nChildren(); ++i) {
- const SGPropertyNode* propNode = renderingNode->getChild(i);
- const char* propName = propNode->getName();
- if (!strcmp(propName, "window")) {
- windowBuilder->buildWindow(propNode);
- } else if (!strcmp(propName, "camera-group")) {
- cameraGroup = CameraGroup::buildCameraGroup(viewer.get(), propNode);
+ SGPropertyNode* renderingNode = fgGetNode("/sim/rendering");
+ SGPropertyNode* cgroupNode = renderingNode->getNode("camera-group", true);
+ bool oldSyntax = !cgroupNode->hasChild("camera");
+ if (oldSyntax) {
+ for (int i = 0; i < renderingNode->nChildren(); ++i) {
+ SGPropertyNode* propNode = renderingNode->getChild(i);
+ const char* propName = propNode->getName();
+ if (!strcmp(propName, "window") || !strcmp(propName, "camera")) {
+ SGPropertyNode* copiedNode
+ = cgroupNode->getNode(propName, propNode->getIndex(), true);
+ copyProperties(propNode, copiedNode);
+ }
+ }
+ vector<SGPropertyNode_ptr> cameras = cgroupNode->getChildren("camera");
+ SGPropertyNode* masterCamera = 0;
+ BOOST_FOREACH(SGPropertyNode_ptr& camera, cameras) {
+ if (camera->getDoubleValue("shear-x", 0.0) == 0.0
+ && camera->getDoubleValue("shear-y", 0.0) == 0.0) {
+ masterCamera = camera.ptr();
+ break;
+ }
+ }
+ if (!masterCamera) {
+ masterCamera = cgroupNode->getChild("camera", cameras.size(), true);
+ setValue(masterCamera->getNode("window/name", true),
+ windowBuilder->getDefaultWindowName());
}
+ SGPropertyNode* nameNode = masterCamera->getNode("window/name");
+ if (nameNode)
+ setValue(cgroupNode->getNode("gui/window/name", true),
+ nameNode->getStringValue());
}
- if (!cameraGroup)
- cameraGroup = buildDefaultCameraGroup(viewer.get(), renderingNode);
+ cameraGroup = CameraGroup::buildCameraGroup(viewer.get(), cgroupNode);
Camera* guiCamera = getGUICamera(cameraGroup);
if (guiCamera) {
Viewport* guiViewport = guiCamera->getViewport();
fgSetInt("/sim/startup/xsize", guiViewport->width());
fgSetInt("/sim/startup/ysize", guiViewport->height());
}
- FGManipulator* manipulator = globals->get_renderer()->getManipulator();
+ 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->setCameraManipulator(manipulator);
+ 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()->setViewer(viewer.get());
CameraGroup::setDefault(cameraGroup);
+
+ DisplaySettings * displaySettings = DisplaySettings::instance();
+ 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 );
}
+
static int status = 0;
void fgOSExit(int code)
status = code;
}
-void fgOSMainLoop()
+int fgOSMainLoop()
{
- viewer->run();
- fgExit(status);
+ ref_ptr<FGEventHandler> manipulator
+ = globals->get_renderer()->getEventHandler();
+ viewer->setReleaseContextAtEndOfFrameHint(false);
+ if (!viewer->isRealized())
+ viewer->realize();
+ while (!viewer->done()) {
+ fgIdleHandler idleFunc = manipulator->getIdleHandler();
+ if (idleFunc)
+ (*idleFunc)();
+ globals->get_renderer()->update();
+ viewer->frame();
+ }
+
+ return status;
}
int fgGetKeyModifiers()
{
- return globals->get_renderer()->getManipulator()->getCurrentModifiers();
+ if (!globals->get_renderer()) { // happens during shutdown
+ return 0;
+ }
+
+ return globals->get_renderer()->getEventHandler()->getCurrentModifiers();
}
void fgWarpMouse(int x, int y)
void fgOSInit(int* argc, char** argv)
{
+ globals->get_renderer()->init();
WindowSystemAdapter::setWSA(new WindowSystemAdapter);
}
{
}
-#ifdef OSG_HAS_MOUSE_CURSOR_PATCH
-static void setMouseCursor(osg::Camera* camera, int cursor)
+static void setMouseCursor(osgViewer::GraphicsWindow* gw, int cursor)
{
- if (!camera)
+ if (!gw) {
return;
- osg::GraphicsContext* gc = camera->getGraphicsContext();
- if (!gc)
- return;
- osgViewer::GraphicsWindow* gw;
- gw = dynamic_cast<osgViewer::GraphicsWindow*>(gc);
- if (!gw)
- return;
-
+ }
+
osgViewer::GraphicsWindow::MouseCursor mouseCursor;
mouseCursor = osgViewer::GraphicsWindow::InheritCursor;
- if (cursor == MOUSE_CURSOR_NONE)
+ 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);
}
-#endif
static int _cursor = -1;
void fgSetMouseCursor(int cursor)
{
_cursor = cursor;
-#ifdef OSG_HAS_MOUSE_CURSOR_PATCH
- setMouseCursor(viewer->getCamera(), cursor);
- for (unsigned i = 0; i < viewer->getNumSlaves(); ++i)
- setMouseCursor(viewer->getSlave(i)._camera.get(), cursor);
-#endif
+
+ std::vector<osgViewer::GraphicsWindow*> windows;
+ viewer->getWindows(windows);
+ BOOST_FOREACH(osgViewer::GraphicsWindow* gw, windows) {
+ setMouseCursor(gw, cursor);
+ }
}
int fgGetMouseCursor()