C++ OverlayContainer::show方法代码示例

OverlayContainer* MenuSheet::createOverlay(int id, const std::string& text, int x, int y, int w, int h) {
    std::string ovname = mName + "/" + Ogre::StringConverter::toString(id);

    OverlayContainer* ov;

    if (text.empty())
        ov = static_cast<OverlayContainer*>(OverlayManager::getSingleton().createOverlayElement("Panel", ovname));
    else
        ov = static_cast<OverlayContainer*>(OverlayManager::getSingleton().createOverlayElement("TextArea", ovname));

    ov->setMetricsMode(GMM_PIXELS);

    // text area centered around X point, so we create it with w/2 surplus
    if (text.empty())
        ov->setPosition(x, y);
    else
        ov->setPosition(x + w/2, y);

    ov->setDimensions(w, h);

    ov->setCaption(text);
    ov->setParameter("font_name", mFont);
    ov->setParameter("char_height", StringConverter::toString(mFontSize));

    ov->setParameter("alignment", "center");

    ov->show();

    mOverlay->add2D(ov);

    return ov;
}

//.........这里部分代码省略.........
		}
		
		mSceneMgr->setShadowTextureSelfShadow(bDepth ? true : false);  //-?
		mSceneMgr->setShadowCasterRenderBackFaces((bDepth && !bSoft) ? true : false);

		mSceneMgr->setShadowTextureCasterMaterial(bDepth ? "shadowcaster_default" : "");
	}

	mSceneMgr->setShadowColour(Ogre::ColourValue(0,0,0,1));


#if 0  /// TEST overlays
	//  add overlay elements to show shadow or terrain maps
	OverlayManager& mgr = OverlayManager::getSingleton();
	Overlay* overlay = mgr.getByName("DebugOverlay");
	if (overlay)
		mgr.destroy(overlay);
	overlay = mgr.create("DebugOverlay");
	TexturePtr tex;

	#if 0  /// shadow
	for (int i = 0; i < pSet->shadow_count; ++i)
	{	
		TexturePtr tex = mSceneMgr->getShadowTexture(i);
	#else  /// terrain
	for (int i = 0; i < 2/*pSet->shadow_count*/; ++i)
	{	
		TexturePtr tex = !terrain ? mSceneMgr->getShadowTexture(i) :
			i==0 ? terrain->getCompositeMap() : terrain->getLightmap();
	#endif
		// Set up a debug panel to display the shadow
		if (MaterialManager::getSingleton().resourceExists("Ogre/DebugTexture" + toStr(i)))
			MaterialManager::getSingleton().remove("Ogre/DebugTexture" + toStr(i));
		MaterialPtr debugMat = MaterialManager::getSingleton().create(
			"Ogre/DebugTexture" + toStr(i), rgDef);
			
		debugMat->getTechnique(0)->getPass(0)->setLightingEnabled(false);
		TextureUnitState *t = debugMat->getTechnique(0)->getPass(0)->createTextureUnitState(tex->getName());
		t->setTextureAddressingMode(TextureUnitState::TAM_CLAMP);

		OverlayContainer* debugPanel;
		
		// destroy container if exists
		try
		{
			if (debugPanel = static_cast<OverlayContainer*>(mgr.getOverlayElement("Ogre/DebugTexPanel" + toStr(i))))
				mgr.destroyOverlayElement(debugPanel);
		}
		catch (Ogre::Exception&) {}
		
		debugPanel = (OverlayContainer*)
			(OverlayManager::getSingleton().createOverlayElement("Panel", "Ogre/DebugTexPanel" + StringConverter::toString(i)));
		debugPanel->_setPosition(0.8, i*0.31);  //aspect.. 0.25 0.24
		debugPanel->_setDimensions(0.2, 0.3);
		debugPanel->setMaterialName(debugMat->getName());
		debugPanel->show();
		overlay->add2D(debugPanel);
		overlay->show();
	}
#endif
	
	UpdPSSMMaterials();


	//  rebuild static geom after materials change
	if (vdrTrack)
	{
		vdrTrack->destroy();
		vdrTrack->build();
	}

	LogO(String("::: Time Shadows: ") + fToStr(ti.getMilliseconds(),0,3) + " ms");
}


/// . . . . . . . . 
void CScene::UpdPSSMMaterials()
{
	if (app->pSet->shadow_type == Sh_None)  return;
	
	if (app->pSet->shadow_count == 1)  // 1 tex
	{
		float dist = app->pSet->shadow_dist;
		sh::Vector3* splits = new sh::Vector3(dist, 0,0);  //dist*2, dist*3);
		sh::Factory::getInstance().setSharedParameter("pssmSplitPoints", sh::makeProperty<sh::Vector3>(splits));
		return;
	}
	
	if (!mPSSMSetup.get())  return;
	
	//--  pssm params
	PSSMShadowCameraSetup* pssmSetup = static_cast<PSSMShadowCameraSetup*>(mPSSMSetup.get());
	const PSSMShadowCameraSetup::SplitPointList& sp = pssmSetup->getSplitPoints();
	const int last = sp.size()-1;

	sh::Vector3* splits = new sh::Vector3(
		sp[std::min(1,last)], sp[std::min(2,last)], sp[std::min(3,last)] );

	sh::Factory::getInstance().setSharedParameter("pssmSplitPoints", sh::makeProperty<sh::Vector3>(splits));
}