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Added support WindowingSystemInterface for querring the number of screens, the screen size and creating GraphicsContexts.

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This commit is contained in:
Robert Osfield
2006-12-17 20:49:01 +00:00
parent 982a4db9e2
commit afc77f9b39
5 changed files with 111 additions and 50 deletions
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14
src/osg/GraphicsContext.cpp
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@@ -18,22 +18,22 @@
using namespace osg;
static ref_ptr<GraphicsContext::CreateGraphicContextCallback> s_createGraphicsContextCallback;
static ref_ptr<GraphicsContext::WindowingSystemInterface> s_WindowingSystemInterface;
void GraphicsContext::setCreateGraphicsContextCallback(CreateGraphicContextCallback* callback)
void GraphicsContext::setWindowingSystemInterface(WindowingSystemInterface* callback)
{
s_createGraphicsContextCallback = callback;
s_WindowingSystemInterface = callback;
}
GraphicsContext::CreateGraphicContextCallback* GraphicsContext::getCreateGraphicsContextCallback()
GraphicsContext::WindowingSystemInterface* GraphicsContext::getWindowingSystemInterface()
{
return s_createGraphicsContextCallback.get();
return s_WindowingSystemInterface.get();
}
GraphicsContext* GraphicsContext::createGraphicsContext(Traits* traits)
{
if (s_createGraphicsContextCallback.valid())
return s_createGraphicsContextCallback->createGraphicsContext(traits);
if (s_WindowingSystemInterface.valid())
return s_WindowingSystemInterface->createGraphicsContext(traits);
else
return 0;
}

29
src/osgProducer/GraphicsContextImplementation.cpp
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@@ -20,28 +20,43 @@ using namespace osgProducer;
namespace osgProducer
{
struct MyCreateGraphicContexCallback : public osg::GraphicsContext::CreateGraphicContextCallback
struct MyWindowingSystemInterface : public osg::GraphicsContext::WindowingSystemInterface
{
virtual unsigned int getNumScreens(const osg::GraphicsContext::ScreenIdentifier& screenIdentifier)
{
return Producer::RenderSurface::getNumberOfScreens();
}
virtual void getScreenResolution(const osg::GraphicsContext::ScreenIdentifier& screenIdentifier, unsigned int& width, unsigned int& height)
{
osg::ref_ptr<Producer::RenderSurface> rs = new Producer::RenderSurface;
rs->setHostName(screenIdentifier._hostName);
rs->setDisplayNum(screenIdentifier._displayNum);
rs->setScreenNum(screenIdentifier._screenNum);
rs->getScreenSize(width, height);
}
virtual osg::GraphicsContext* createGraphicsContext(osg::GraphicsContext::Traits* traits)
{
return new GraphicsContextImplementation(traits);
}
};
struct RegisterCreateGraphicsContextCallbackProxy
struct RegisterWindowingSystemInterfaceProxy
{
RegisterCreateGraphicsContextCallbackProxy()
RegisterWindowingSystemInterfaceProxy()
{
osg::GraphicsContext::setCreateGraphicsContextCallback(new MyCreateGraphicContexCallback);
osg::GraphicsContext::setWindowingSystemInterface(new MyWindowingSystemInterface);
}
~RegisterCreateGraphicsContextCallbackProxy()
~RegisterWindowingSystemInterfaceProxy()
{
osg::GraphicsContext::setCreateGraphicsContextCallback(0);
osg::GraphicsContext::setWindowingSystemInterface(0);
}
};
RegisterCreateGraphicsContextCallbackProxy createGraphicsContextCallbackProxy;
RegisterWindowingSystemInterfaceProxy createWindowingSystemInterfaceProxy;
};

55
src/osgWrappers/osg/GraphicsContext.cpp
View File

@@ -120,13 +120,13 @@ BEGIN_ABSTRACT_OBJECT_REFLECTOR(osg::GraphicsContext)
__void__swapBuffersImplementation,
"Swap the front and back buffers implementation. ",
"Pure virtual - must be implemented by Concrate implementations of GraphicsContext. ");
I_StaticMethod1(void, setCreateGraphicsContextCallback, IN, osg::GraphicsContext::CreateGraphicContextCallback *, callback,
__void__setCreateGraphicsContextCallback__CreateGraphicContextCallback_P1_S,
"Set the create graphics context callback - this callback should be supplied by the windows toolkit. ",
I_StaticMethod1(void, setWindowingSystemInterface, IN, osg::GraphicsContext::WindowingSystemInterface *, wsInterface,
__void__setWindowingSystemInterface__WindowingSystemInterface_P1_S,
"Set the querry the windowing system for screens and create graphics context - this functor should be supplied by the windows toolkit. ",
"");
I_StaticMethod0(osg::GraphicsContext::CreateGraphicContextCallback *, getCreateGraphicsContextCallback,
__CreateGraphicContextCallback_P1__getCreateGraphicsContextCallback_S,
"Get the create graphics context callback. ",
I_StaticMethod0(osg::GraphicsContext::WindowingSystemInterface *, getWindowingSystemInterface,
__WindowingSystemInterface_P1__getWindowingSystemInterface_S,
"Get the WindowingSystemInterface. ",
"");
I_StaticMethod1(osg::GraphicsContext *, createGraphicsContext, IN, osg::GraphicsContext::Traits *, traits,
__GraphicsContext_P1__createGraphicsContext__Traits_P1_S,
@@ -155,25 +155,21 @@ BEGIN_ABSTRACT_OBJECT_REFLECTOR(osg::GraphicsContext)
0);
END_REFLECTOR
BEGIN_ABSTRACT_OBJECT_REFLECTOR(osg::GraphicsContext::CreateGraphicContextCallback)
I_BaseType(osg::Referenced);
I_Constructor0(____CreateGraphicContextCallback,
"",
"");
I_Method1(osg::GraphicsContext *, createGraphicsContext, IN, osg::GraphicsContext::Traits *, traits,
__GraphicsContext_P1__createGraphicsContext__Traits_P1,
"",
"");
END_REFLECTOR
BEGIN_OBJECT_REFLECTOR(osg::GraphicsContext::Traits)
I_BaseType(osg::Referenced);
I_Constructor0(____Traits,
BEGIN_VALUE_REFLECTOR(osg::GraphicsContext::ScreenIdentifier)
I_Constructor0(____ScreenIdentifier,
"",
"");
I_PublicMemberProperty(std::string, _hostName);
I_PublicMemberProperty(unsigned int, _displayNum);
I_PublicMemberProperty(unsigned int, _screenNum);
END_REFLECTOR
BEGIN_OBJECT_REFLECTOR(osg::GraphicsContext::Traits)
I_BaseType(osg::Referenced);
I_BaseType(osg::GraphicsContext::ScreenIdentifier);
I_Constructor0(____Traits,
"",
"");
I_PublicMemberProperty(unsigned int, _x);
I_PublicMemberProperty(unsigned int, _y);
I_PublicMemberProperty(unsigned int, _width);
@@ -197,3 +193,22 @@ BEGIN_OBJECT_REFLECTOR(osg::GraphicsContext::Traits)
I_PublicMemberProperty(osg::GraphicsContext *, _sharedContext);
END_REFLECTOR
BEGIN_ABSTRACT_OBJECT_REFLECTOR(osg::GraphicsContext::WindowingSystemInterface)
I_BaseType(osg::Referenced);
I_Constructor0(____WindowingSystemInterface,
"",
"");
I_MethodWithDefaults1(unsigned int, getNumScreens, IN, const osg::GraphicsContext::ScreenIdentifier &, screenIdentifier, osg::GraphicsContext::ScreenIdentifier(),
__unsigned_int__getNumScreens__C5_ScreenIdentifier_R1,
"",
"");
I_Method3(void, getScreenResolution, IN, const osg::GraphicsContext::ScreenIdentifier &, screenIdentifier, IN, unsigned int &, width, IN, unsigned int &, height,
__void__getScreenResolution__C5_ScreenIdentifier_R1__unsigned_int_R1__unsigned_int_R1,
"",
"");
I_Method1(osg::GraphicsContext *, createGraphicsContext, IN, osg::GraphicsContext::Traits *, traits,
__GraphicsContext_P1__createGraphicsContext__Traits_P1,
"",
"");
END_REFLECTOR