Renderer/src/main/java/electrosphere/game/client/ClientFunctions.java

package electrosphere.game.client;

import electrosphere.engine.Globals;
import electrosphere.entity.EntityUtils;
import electrosphere.entity.types.camera.CameraEntityUtils;
import electrosphere.game.client.terrain.manager.ClientTerrainManager;

import org.joml.Vector3d;
import org.joml.Vector3f;

/**
 *
 * @author amaterasu
 */
public class ClientFunctions {

    static Vector3d oldPlayerCharacterPosition = new Vector3d();
    static Vector3d newPlayerCharacterPosition = new Vector3d();

    public static void runBeforeSimulationFunctions(){
        //cell tracking values
        if(Globals.playerEntity != null){
            oldPlayerCharacterPosition = new Vector3d(EntityUtils.getPosition(Globals.playerEntity));
        }
    }

    public static void runClientFunctions(){
        ClientTerrainManager.generateTerrainChunkGeometry();
        updateSkyboxPos();
        // updateCellManager();
    }
    
    static void updateSkyboxPos(){
        if(Globals.skybox != null && Globals.playerEntity != null){
//            Vector3f skyboxPos = EntityUtils.getPosition(Globals.skybox);
//            
//            Vector3f playerCameraPos = EntityUtils.getPosition(Globals.playerCamera);
//            if(skyboxPos != null && playerCameraPos != null){
//                skyboxPos.set(playerCameraPos);
//            }
            EntityUtils.getPosition(Globals.skybox).set(EntityUtils.getPosition(Globals.playerEntity));
        }
    }

    public static void loadTerrain(){
        if(Globals.clientTerrainManager != null){
            Globals.clientTerrainManager.handleMessages();
            Globals.clientTerrainManager.ejectLoadedChunks();
            updateCellManager();
        }
    }

    static void updateCellManager(){
        ///
        ///      C L I E N T    C E L L    M A N A G E R
        ///
        if(Globals.drawCellManager != null && Globals.clientWorldData != null){
            if(Globals.playerEntity != null){
                newPlayerCharacterPosition = EntityUtils.getPosition(Globals.playerEntity);
            }
            //Cell manager do your things
            Globals.drawCellManager.calculateDeltas(oldPlayerCharacterPosition, newPlayerCharacterPosition);
            Globals.drawCellManager.update();
        }
    }
}