GFXWindowTarget *GFXGLDevice::allocWindowTarget( PlatformWindow *window )
{
AssertFatal(!mContext, "");
init(window->getVideoMode(), window);
GFXGLWindowTarget *ggwt = new GFXGLWindowTarget(window, this);
ggwt->registerResourceWithDevice(this);
ggwt->mContext = mContext;
AssertFatal(ggwt->mContext, "GFXGLDevice::allocWindowTarget - failed to allocate window target!");
return ggwt;
}
GFXWindowTarget *GFXGLDevice::allocWindowTarget( PlatformWindow *window )
{
AssertFatal(!mContext, "This GFXGLDevice is already assigned to a window");
GFXGLWindowTarget* ggwt = 0;
if( !mContext )
{
// no context, init the device now
init(window->getVideoMode(), window);
ggwt = new GFXGLWindowTarget(window, this);
ggwt->registerResourceWithDevice(this);
ggwt->mContext = mContext;
}
return ggwt;
}
void GFXGLDevice::_updateRenderTargets()
{
if ( mRTDirty || mCurrentRT->isPendingState() )
{
if ( mRTDeactivate )
{
mRTDeactivate->deactivate();
mRTDeactivate = NULL;
}
// NOTE: The render target changes is not really accurate
// as the GFXTextureTarget supports MRT internally. So when
// we activate a GFXTarget it could result in multiple calls
// to SetRenderTarget on the actual device.
mDeviceStatistics.mRenderTargetChanges++;
GFXGLTextureTarget *tex = dynamic_cast<GFXGLTextureTarget*>( mCurrentRT.getPointer() );
if ( tex )
{
tex->applyState();
tex->makeActive();
}
else
{
GFXGLWindowTarget *win = dynamic_cast<GFXGLWindowTarget*>( mCurrentRT.getPointer() );
AssertFatal( win != NULL,
"GFXGLDevice::_updateRenderTargets() - invalid target subclass passed!" );
win->makeActive();
if( win->mContext != static_cast<GFXGLDevice*>(GFX)->mContext )
{
mRTDirty = false;
GFX->updateStates(true);
}
}
mRTDirty = false;
}
if ( mViewportDirty )
{
glViewport( mViewport.point.x, mViewport.point.y, mViewport.extent.x, mViewport.extent.y );
mViewportDirty = false;
}
}
GFXWindowTarget *GFXGLDevice::allocWindowTarget( PlatformWindow *window )
{
GFXGLWindowTarget* ggwt = new GFXGLWindowTarget(window, this);
//first window
if (!mContext)
{
init(window->getVideoMode(), window);
ggwt->mSecondaryWindow = false;
}
else
ggwt->mSecondaryWindow = true;
ggwt->registerResourceWithDevice(this);
ggwt->mContext = mContext;
return ggwt;
}