CameraTweakCinematicTrack.c

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[CinematicTrackAttribute(name:"Camera Tweek Track", description:"Track used for tweaking camera")]
class CameraTweekCinematicTrack : CinematicTrackBase
{
    
    [Attribute("false")]
    bool m_bDisablePlayerHead;
    
    [Attribute("")]
    string m_sAttachCameraTo;
    
    [Attribute("v_root")]
    string m_sAttachBoneName;
    
    [Attribute("0 0 0")]
    vector m_AttachCameraPositionOffset;
    
    [Attribute("0 0 0")]
    vector m_AttachCameraAngleOffset;
    
    private CinematicEntity cineEntity;
    private GenericEntity m_entityAttachTo;
    private World actualWorld;
    
    vector headBoneMat[4];
    int m_iHeadBoneIndex;
    vector charMat[4];
 
    
    override void OnInit(World world)
    {
        cineEntity = CinematicEntity.Cast(world.FindEntityByName(GetSceneName()));
        actualWorld = world;
    }
    
    override void OnApply(float time)
    {
        
        if (cineEntity)
        {           
            //attach camera
            m_entityAttachTo = GenericEntity.Cast(actualWorld.FindEntityByName(m_sAttachCameraTo));
            
            if (m_entityAttachTo && m_sAttachCameraTo != "")
            {
                int boneIndex = m_entityAttachTo.GetAnimation().GetBoneIndex(m_sAttachBoneName);        
                cineEntity.AttachCameraToEntity(m_entityAttachTo, boneIndex, m_AttachCameraPositionOffset, m_AttachCameraAngleOffset);
                
            } else
            {
                cineEntity.DetachCamera();
            }
        }
        
        //disable player head
        if (m_bDisablePlayerHead)
        {
            if (!GetGame().GetWorld())
                return; 
        
            SCR_ChimeraCharacter character = SCR_ChimeraCharacter.Cast(GetGame().GetPlayerController().GetControlledEntity());
            if (!character)
                return;
            
            SCR_CharacterCameraHandlerComponent camHandlerComp = SCR_CharacterCameraHandlerComponent.Cast(character.FindComponent(SCR_CharacterCameraHandlerComponent));
            if (camHandlerComp)
            {
                
                m_iHeadBoneIndex = character.GetAnimation().GetBoneIndex("Head");
                character.GetAnimation().GetBoneMatrix(m_iHeadBoneIndex, headBoneMat);
                
                character.GetWorldTransform(charMat);
                Math3D.MatrixMultiply4(charMat, headBoneMat, headBoneMat);
                
                camHandlerComp.UpdateHeadVisibility(headBoneMat[3]);
            }
        }
    }
}