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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
///////////////////////////////////////////////////////////////////////////////
// //
// plCubicRenderTargetModifier Class Functions //
// Cyan, Inc. //
// //
//// Version History //////////////////////////////////////////////////////////
// //
// 7.20.2001 mcn - Created. //
// //
///////////////////////////////////////////////////////////////////////////////
#include "hsTypes.h"
#include "plCubicRenderTargetModifier.h"
#include "plCubicRenderTarget.h"
#include "plgDispatch.h"
#include "plPipeline.h"
#include "plDrawable.h"
#include "hsBounds.h"
#include "plScene/plRenderRequest.h"
#include "pnSceneObject/plSceneObject.h"
#include "pnSceneObject/plCoordinateInterface.h"
#include "pnSceneObject/plDrawInterface.h"
#include "pnMessage/plTimeMsg.h"
#include "plMessage/plRenderRequestMsg.h"
#include "hsResMgr.h"
#include "hsTimer.h"
//// Constructor & Destructor /////////////////////////////////////////////////
plCubicRenderTargetModifier::plCubicRenderTargetModifier()
{
fTarget = nil;
fCubic = nil;
fRequests[ 0 ] = fRequests[ 1 ] = fRequests[ 2 ] = fRequests[ 3 ] = fRequests[ 4 ] = fRequests[ 5 ] = nil;
}
plCubicRenderTargetModifier::~plCubicRenderTargetModifier()
{
int i;
for( i = 0; i < 6; i++ )
delete fRequests[ i ];
}
//// ICreateRenderRequest /////////////////////////////////////////////////////
// Creates a blank renderRequest to use for fun stuff.
void plCubicRenderTargetModifier::ICreateRenderRequest( int face )
{
plRenderRequest *rr = fRequests[ face ];
hsColorRGBA c;
if( rr == nil )
rr = fRequests[ face ] = TRACKED_NEW plRenderRequest;
UInt32 renderState
= plPipeline::kRenderNormal
| plPipeline::kRenderClearColor
| plPipeline::kRenderClearDepth;
rr->SetRenderState( renderState );
rr->SetDrawableMask( plDrawable::kNormal );
rr->SetSubDrawableMask( plDrawable::kSubAllTypes );
rr->SetHither(0.3f); // MF_HORSE ????
rr->SetYon(1000.f); // MF_HORSE ????
rr->SetFovX( 90 );
rr->SetFovY( 90 );
c.Set( 0, 0, 0, 1 );
rr->SetClearColor( c );
rr->SetClearDepth( 1.f );
rr->SetClearDrawable( nil );
rr->SetRenderTarget( fCubic->GetFace( face ) );
}
//// IEval ////////////////////////////////////////////////////////////////////
hsBool plCubicRenderTargetModifier::IEval( double secs, hsScalar del, UInt32 dirty )
{
hsPoint3 center;
hsMatrix44 mtx, invMtx;
int i;
plRenderRequestMsg *msg;
if( fCubic == nil || fTarget == nil )
return true;
/// Get center point for RT
plCoordinateInterface *ci = IGetTargetCoordinateInterface( 0 );
if( ci == nil )
{
plDrawInterface *di = IGetTargetDrawInterface( 0 );
center = di->GetWorldBounds().GetCenter();
}
else
center = ci->GetLocalToWorld().GetTranslate();
/// Set camera position of RT to this center
fCubic->SetCameraMatrix(center);
/// Submit render requests!
for( i = 0; i < 6; i++ )
{
if( fRequests[ i ] != nil )
{
fRequests[ i ]->SetCameraTransform(fCubic->GetWorldToCamera(i), fCubic->GetCameraToWorld(i));
msg = TRACKED_NEW plRenderRequestMsg( nil, fRequests[ i ] );
plgDispatch::MsgSend( msg );
}
}
/// Done!
return true;
}
//// MsgReceive ///////////////////////////////////////////////////////////////
hsBool plCubicRenderTargetModifier::MsgReceive( plMessage* msg )
{
plSceneObject *scene;
plCubicRenderTarget *cubic;
int i;
plEvalMsg* eval = plEvalMsg::ConvertNoRef(msg);
if( eval )
{
const double secs = eval->DSeconds();
const hsScalar del = eval->DelSeconds();
IEval( secs, del, 0 );
return true;
}
plRefMsg *refMsg = plRefMsg::ConvertNoRef( msg );
if( refMsg )
{
if( scene = plSceneObject::ConvertNoRef( refMsg->GetRef() ) )
{
if( refMsg->GetContext() & ( plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace ) )
AddTarget( scene );
else
RemoveTarget( scene );
}
if( cubic = plCubicRenderTarget::ConvertNoRef( refMsg->GetRef() ) )
{
if( refMsg->GetContext() & ( plRefMsg::kOnCreate | plRefMsg::kOnRequest | plRefMsg::kOnReplace ) )
{
fCubic = cubic;
for( i = 0; i < 6; i++ )
ICreateRenderRequest( i );
}
else
{
fCubic = nil;
for( i = 0; i < 6; i++ )
{
delete fRequests[ i ];
fRequests[ i ] = nil;
}
}
}
return true;
}
return plModifier::MsgReceive( msg );
}
//// AddTarget ////////////////////////////////////////////////////////////////
void plCubicRenderTargetModifier::AddTarget( plSceneObject *so )
{
if( fTarget != nil )
RemoveTarget( fTarget );
fTarget = so;
plgDispatch::Dispatch()->RegisterForExactType( plEvalMsg::Index(), GetKey() );
}
//// RemoveTarget /////////////////////////////////////////////////////////////
void plCubicRenderTargetModifier::RemoveTarget( plSceneObject *so )
{
fTarget = nil;
}
//// Read /////////////////////////////////////////////////////////////////////
void plCubicRenderTargetModifier::Read( hsStream *s, hsResMgr *mgr )
{
hsKeyedObject::Read( s, mgr );
plGenRefMsg* msg;
msg = TRACKED_NEW plGenRefMsg( GetKey(), plRefMsg::kOnCreate, 0, 0 ); // SceneObject
mgr->ReadKeyNotifyMe( s, msg, plRefFlags::kActiveRef );
msg = TRACKED_NEW plGenRefMsg( GetKey(), plRefMsg::kOnCreate, 0, 0 ); // cubicRT
mgr->ReadKeyNotifyMe( s, msg, plRefFlags::kActiveRef );
}
//// Write ////////////////////////////////////////////////////////////////////
void plCubicRenderTargetModifier::Write( hsStream *s, hsResMgr *mgr )
{
hsKeyedObject::Write(s, mgr);
mgr->WriteKey( s, fTarget ); // Write the SceneNode
mgr->WriteKey( s, fCubic ); // Write the cubicRT
}