Result::Name RegisterAsPlanarMirror( CCopyEntity& entity, BasicMesh& mesh, int subset_index )
{
const AABB3& aabb = mesh.GetAABB(subset_index);
EntityRenderManager& entity_render_mgr
= *(entity.GetStage()->GetEntitySet()->GetRenderManager());
// >>> TODO: support planes that are not axis-aligned or facing along the negative half-space
SPlane plane;
int plane_axis = 1;
if( aabb.vMax.x - aabb.vMin.x < 0.001f ) plane_axis = 0;
else if( aabb.vMax.y - aabb.vMin.y < 0.001f ) plane_axis = 1;
else if( aabb.vMax.z - aabb.vMin.z < 0.001f ) plane_axis = 2;
else plane_axis = 1;
plane.normal = Vector3(0,0,0);
plane.normal[plane_axis] = 1;
plane.dist = aabb.vMax[plane_axis];
Result::Name res = entity_render_mgr.AddPlanarReflector( EntityHandle<>( entity.Self() ), plane );
if( res != Result::SUCCESS )
return Result::UNKNOWN_ERROR;
entity.RaiseEntityFlags( BETYPE_PLANAR_REFLECTOR );
// Create shader variable loader for mirror
if( !entity.m_pMeshRenderMethod )
{
if( entity.pBaseEntity->MeshProperty().m_pMeshRenderMethod )
{
entity.m_pMeshRenderMethod
= entity.pBaseEntity->MeshProperty().m_pMeshRenderMethod->CreateCopy();
if( !entity.m_pMeshRenderMethod )
return Result::UNKNOWN_ERROR;
}
else
return Result::UNKNOWN_ERROR;
}
// create a planar reflection entity
// shared_ptr<MeshContainerRenderMethod> pMeshRenderMethodCopy
// = entity.m_pMeshRenderMethod->CreateCopy();
shared_ptr<MirroredSceneTextureParam> pTexParam;
pTexParam.reset( new MirroredSceneTextureParam( EntityHandle<>( entity.Self() ) ) );
pTexParam->m_fReflection = mesh.GetMaterial(subset_index).m_Mat.fReflection;
// pMeshRenderMethodCopy->SetShaderParamsLoaderToAllMeshRenderMethods( pTexParam );
// test - we assume that the entity's mesh is composed of polygons that belong to a single plane.
entity.m_pMeshRenderMethod->SetShaderParamsLoaderToAllMeshRenderMethods( pTexParam );
// Move the indices of the planar reflection subset(s)
// to the render method of the planar reflection entity
return Result::SUCCESS;
}
void EntityManager::InitEntity( boost::shared_ptr<CCopyEntity> pNewCopyEntPtr,
CCopyEntity *pParent,
BaseEntity *pBaseEntity,
CActorDesc* pPhysActorDesc )
{
CCopyEntity* pNewCopyEnt = pNewCopyEntPtr.get();
// Mark the entity as in use
pNewCopyEnt->inuse = true;
pNewCopyEnt->m_pSelf = pNewCopyEntPtr;
pNewCopyEnt->pBaseEntity = pBaseEntity;
BaseEntity& rBaseEntity = (*pBaseEntity);
pNewCopyEnt->m_pStage = m_pStage;
// set id and increment the counter
pNewCopyEnt->m_ID = m_EntityIDConter++;
// z-sort is disabled by default initialization
// Entities that have translucent polygons have to turn on their copy entities'
// 'BETYPE_USE_ZSORT' in InitCopyEntity()
if( pNewCopyEnt->m_TypeID == CCopyEntityTypeID::ALPHA_ENTITY )
{
// For alpha entity, always use the z-sorting
pNewCopyEnt->RaiseEntityFlags( BETYPE_USE_ZSORT );
}
else
{
// Otherwise, disable z-sorting by default
pNewCopyEnt->ClearEntityFlags( BETYPE_USE_ZSORT );
}
// set the glare type
if( rBaseEntity.m_EntityFlag & BETYPE_GLARESOURCE )
{
pNewCopyEnt->RaiseEntityFlags( BETYPE_GLARESOURCE );
}
else if( rBaseEntity.m_EntityFlag & BETYPE_GLAREHINDER )
{
pNewCopyEnt->RaiseEntityFlags( BETYPE_GLAREHINDER );
}
// update world aabb
pNewCopyEnt->world_aabb.TransformCoord( pNewCopyEnt->local_aabb, pNewCopyEnt->GetWorldPosition() );
// link the new copy-entity to the top of 'm_pEntityInUse'
if( m_pEntityInUse )
pNewCopyEnt->SetNext( m_pEntityInUse );
else
pNewCopyEnt->SetNextToNull(); // first entity in the link list
m_pEntityInUse = pNewCopyEntPtr;
// set the created time of the entity
pNewCopyEnt->m_CreatedTime = m_pStage->GetElapsedTime();
// set parent entity
pNewCopyEnt->m_pParent = pParent;
if( pNewCopyEnt->m_pParent )
{
// 'pNewCopyEnt' is being created as a child of another copy entity
pNewCopyEnt->m_pParent->AddChild( pNewCopyEnt->m_pSelf ); // establish link from the parent to this entity
}
// LOG_PRINT( "linking a copy entity of " + rBaseEntity.GetNameString() + " to the tree" );
// link the new copy-entity to the entity-tree
Link( pNewCopyEnt );
// update light information
if( pNewCopyEnt->Lighting() )
{
pNewCopyEnt->ClearLights();
// UpdateLightInfo( pNewCopyEnt );
pNewCopyEnt->sState |= CESTATE_LIGHT_INFORMATION_INVALID;
}
// create object for physics simulation
if( pNewCopyEnt->GetEntityFlags() & BETYPE_RIGIDBODY )
{
CActor *pPhysActor = NULL;
if( pPhysActorDesc )
{
pPhysActorDesc->WorldPose = pNewCopyEnt->GetWorldPose();// * pNewCopyEnt->GetActorLocalPose();
pPhysActorDesc->BodyDesc.LinearVelocity = pNewCopyEnt->Velocity();
// each entity has its own actor desc
pPhysActor = m_pStage->GetPhysicsScene()->CreateActor( *pPhysActorDesc );
}
else if( pBaseEntity->GetPhysicsActorDesc().IsValid() )
{
// actor desc is defined by entity attributes
CActorDesc actor_desc = pBaseEntity->GetPhysicsActorDesc();
actor_desc.WorldPose = pNewCopyEnt->GetWorldPose();
actor_desc.BodyDesc.LinearVelocity = pNewCopyEnt->Velocity();
// pNewCopyEnt->pPhysicsActor = m_pStage->GetPhysicsScene()->CreateActor( actor_desc );
pPhysActor = m_pStage->GetPhysicsScene()->CreateActor( actor_desc );
}
if( pPhysActor )
{
pNewCopyEnt->m_vecpPhysicsActor.resize( 1 );
pNewCopyEnt->m_vecpPhysicsActor[0] = pPhysActor;
pPhysActor->m_pFrameworkData = pNewCopyEnt;
}
}
// When all the basic properties are copied, InitCopyEntity() is called to
// do additional initialization specific to each base entity.
rBaseEntity.InitCopyEntity( pNewCopyEnt );
}