C++ IRenderable::renderable_ROS方法代码示例

void CLightProjector::calculate	()
{
	#ifdef _GPA_ENABLED	
		TAL_SCOPED_TASK_NAMED( "CLightProjector::calculate()" );
	#endif // _GPA_ENABLED

	if (receivers.empty())		return;

	// perform validate / markup
	for (u32 r_it=0; r_it<receivers.size(); r_it++)
	{
		// validate
		BOOL				bValid	= TRUE;
		IRenderable*		O		= receivers[r_it];
		CROS_impl*			LT		= (CROS_impl*)O->renderable_ROS();
		int					slot	= LT->shadow_recv_slot;
		if (slot<0 || slot>=P_o_count)								bValid = FALSE;	// invalid slot
		else if (cache[slot].O!=O)									bValid = FALSE;	// not the same object
		else {
			// seems to be valid
			Fbox	bb;		bb.xform		(O->renderable.visual->getVisData().box,O->renderable.xform);
			if (cache[slot].BB.contains(bb))	{
				// inside, but maybe timelimit exceeded?
				if (Device.dwTimeGlobal > cache[slot].dwTimeValid)	bValid = FALSE;	// timeout
			} else													bValid = FALSE;	// out of bounds
		}

		// 
		if (bValid)			{
			// Ok, use cached version
			cache[slot].dwFrame	= Device.dwFrame;
		} else {
			taskid.push_back	(r_it);
		}
	}
	if (taskid.empty())			return;

	// Begin
	Device.Statistic->RenderDUMP_Pcalc.Begin	();
	RCache.set_RT				(RT->pRT);
	RCache.set_ZB				(RImplementation.Target->pTempZB);
	CHK_DX(HW.pDevice->Clear	(0,0, D3DCLEAR_ZBUFFER | (HW.Caps.bStencil?D3DCLEAR_STENCIL:0), 0,1,0 ));
	RCache.set_xform_world		(Fidentity);

	// reallocate/reassociate structures + perform all the work
	for (u32 c_it=0; c_it<cache.size(); c_it++)
	{
		if (taskid.empty())							break;
		if (Device.dwFrame==cache[c_it].dwFrame)	continue;

		// found not used slot
		int				tid		= taskid.back();	taskid.pop_back();
		recv&			R		= cache		[c_it];
		IRenderable*	O		= receivers	[tid];
		const vis_data& vis = O->renderable.visual->getVisData();
		CROS_impl*	LT		= (CROS_impl*)O->renderable_ROS();
		VERIFY2			(_valid(O->renderable.xform),"Invalid object transformation");
		VERIFY2			(_valid(vis.sphere.P),"Invalid object's visual sphere");

		Fvector			C;		O->renderable.xform.transform_tiny		(C,vis.sphere.P);
		R.O						= O;
		R.C						= C;
		R.C.y					+= vis.sphere.R*0.1f;		//. YURA: 0.1 can be more
		R.BB.xform				(vis.box,O->renderable.xform).scale(0.1f);
		R.dwTimeValid			= Device.dwTimeGlobal + ::Random.randI(time_min,time_max);
		LT->shadow_recv_slot	= c_it; 

		// Msg					("[%f,%f,%f]-%f",C.C.x,C.C.y,C.C.z,C.O->renderable.visual->vis.sphere.R);
		// calculate projection-matrix
		Fmatrix		mProject;
		float		p_R			=	R.O->renderable.visual->getVisData().sphere.R * 1.1f;
		//VERIFY2		(p_R>EPS_L,"Object has no physical size");
		VERIFY3		(p_R>EPS_L,"Object has no physical size", R.O->renderable.visual->getDebugName().c_str());
		float		p_hat		=	p_R/P_cam_dist;
		float		p_asp		=	1.f;
		float		p_near		=	P_cam_dist-EPS_L;									
		float		p_far		=	P_cam_dist+p_R+P_cam_range;	
		mProject.build_projection_HAT	(p_hat,p_asp,p_near,p_far);
		RCache.set_xform_project		(mProject);
		
		// calculate view-matrix
		Fmatrix		mView;
		Fvector		v_C, v_Cs, v_N;
		v_C.set					(R.C);
		v_Cs					= v_C;
		v_C.y					+=	P_cam_dist;
		v_N.set					(0,0,1);
		VERIFY					(_valid(v_C) && _valid(v_Cs) && _valid(v_N));

		// validate
		Fvector		v;
		v.sub		(v_Cs,v_C);;
#ifdef DEBUG
		if ((v.x*v.x+v.y*v.y+v.z*v.z)<=flt_zero)	{
			CObject* OO = dynamic_cast<CObject*>(R.O);
			Msg("Object[%s] Visual[%s] has invalid position. ",*OO->cName(),*OO->cNameVisual());
			Fvector cc;
			OO->Center(cc);
			Log("center=",cc);

//.........这里部分代码省略.........

//.........这里部分代码省略.........
			g_hud->Render_First					( );	// R1 shadows
			g_hud->Render_Last					( );	
			u32 uID_LTRACK						= 0xffffffff;
			if (phase==PHASE_NORMAL)			{
				uLastLTRACK	++;
				if (lstRenderables.size())		uID_LTRACK	= uLastLTRACK%lstRenderables.size();

				// update light-vis for current entity / actor
				CObject*	O					= g_pGameLevel->CurrentViewEntity();
				if (O)		{
					CROS_impl*	R					= (CROS_impl*) O->ROS();
					if (R)		R->update			(O);
				}
			}
			for (u32 o_it=0; o_it<lstRenderables.size(); o_it++)
			{
				ISpatial*	spatial		= lstRenderables[o_it];		spatial->spatial_updatesector	();
				CSector*	sector		= (CSector*)spatial->spatial.sector	;
				if	(0==sector)										
					continue;	// disassociated from S/P structure

				// Filter only not light spatial
				if	(PortalTraverser.i_marker != sector->r_marker && (spatial->spatial.type & STYPE_RENDERABLE) )	continue;	// inactive (untouched) sector

				if (spatial->spatial.type & STYPE_RENDERABLE)
				{
					for (u32 v_it=0; v_it<sector->r_frustums.size(); v_it++)
					{
						set_Frustum			(&(sector->r_frustums[v_it]));

						if (!View->testSphere_dirty(spatial->spatial.sphere.P,spatial->spatial.sphere.R) /*&& (spatial->spatial.type & STYPE_RENDERABLE)*/)	continue;
						// renderable
						IRenderable*	renderable		= spatial->dcast_Renderable	();
						if (0==renderable)	{
							// It may be an glow
							CGlow*		glow				= dynamic_cast<CGlow*>(spatial);
							VERIFY							(glow);
							L_Glows->add					(glow);
						} else {
							// Occlusiond
							vis_data&		v_orig			= renderable->renderable.visual->getVisData();
							vis_data		v_copy			= v_orig;
							v_copy.box.xform				(renderable->renderable.xform);
							BOOL			bVisible		= HOM.visible(v_copy);
							v_orig.accept_frame				= v_copy.accept_frame;
							v_orig.marker					= v_copy.marker;
							v_orig.hom_frame				= v_copy.hom_frame;
							v_orig.hom_tested				= v_copy.hom_tested;
							if (!bVisible)					break;	// exit loop on frustums

							// rendering
							if (o_it==uID_LTRACK && renderable->renderable_ROS())	{
								// track lighting environment
								CROS_impl*		T = (CROS_impl*)renderable->renderable_ROS();
								T->update			(renderable);
							}
							set_Object						(renderable);
							renderable->renderable_Render	();
							set_Object						(0);	//? is it needed at all
						}
						break;	// exit loop on frustums
					}
				} 
				else
				{
					if ( ViewBase.testSphere_dirty(spatial->spatial.sphere.P,spatial->spatial.sphere.R) )
					{
						VERIFY								(spatial->spatial.type & STYPE_LIGHTSOURCE);
						// lightsource
						light*			L					= (light*)	spatial->dcast_Light	();
						VERIFY								(L);
						if (L->spatial.sector)				{
							vis_data&		vis		= L->get_homdata	( );
							if	(HOM.visible(vis))	L_DB->add_light		(L);
						}
					}
				}
			}
		}

		// Calculate miscelaneous stuff
		L_Shadows->calculate								();
		L_Projector->calculate								();
	}
	else
	{
		set_Object											(0);
		/*
		g_pGameLevel->pHUD->Render_First					();	
		g_pGameLevel->pHUD->Render_Last						();	

		// Calculate miscelaneous stuff
		L_Shadows->calculate								();
		L_Projector->calculate								();
		*/
	}

	// End calc
	Device.Statistic->RenderCALC.End	();
}