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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==*/
#include "hsTypes.h"
#include "plPostEffectMod.h"
#include "plPageTreeMgr.h"
#include "plSceneNode.h"
#include "plRenderRequest.h"
#include "plPipeline/plRenderTarget.h"
#include "plMessage/plRenderRequestMsg.h"
#include "plMessage/plAnimCmdMsg.h"
#include "plMessage/plRenderMsg.h"
#include "pnMessage/plRefMsg.h"
#include "pnSceneObject/plSceneObject.h"
#include "plDrawable.h"
#include "plPipeline.h"
#include "plgDispatch.h"
#include "hsResMgr.h"
plPostEffectMod::plPostEffectMod()
: fHither(1.f),
fYon(100.f),
fFovX(hsScalarPI * 0.25f),
fFovY(hsScalarPI * 0.25f * 0.75f),
fPageMgr(nil),
fRenderTarget(nil),
fRenderRequest(nil)
{
fDefaultW2C = hsMatrix44::IdentityMatrix();
fDefaultC2W = hsMatrix44::IdentityMatrix();
ISetupRenderRequest();
}
plPostEffectMod::~plPostEffectMod()
{
IDestroyRenderRequest();
}
void plPostEffectMod::ISetupRenderRequest()
{
UInt32 rtFlags = 0;
// If we go to rendering to sub-window, we'll want to explicitly set width and height
UInt32 width = 0;
UInt32 height = 0;
UInt32 colorDepth = 0;
UInt32 zDepth = 0;
UInt32 stencilDepth = 0;
fRenderRequest = TRACKED_NEW plRenderRequest;
UInt32 renderState = plPipeline::kRenderNormal
| plPipeline::kRenderNoProjection
| plPipeline::kRenderNoLights
| plPipeline::kRenderClearDepth;
fRenderRequest->SetRenderState(renderState);
fRenderRequest->SetDrawableMask(plDrawable::kNormal);
fRenderRequest->SetSubDrawableMask(plDrawable::kSubAllTypes);
fRenderRequest->SetPerspective();
fRenderRequest->SetRenderTarget(fRenderTarget);
fPageMgr = TRACKED_NEW plPageTreeMgr;
fRenderRequest->SetPageTreeMgr(fPageMgr);
fRenderRequest->SetPriority(1.f);
IUpdateRenderRequest();
}
void plPostEffectMod::EnableLightsOnRenderRequest( void )
{
fRenderRequest->SetRenderState( fRenderRequest->GetRenderState() & ~plPipeline::kRenderNoLights );
}
void plPostEffectMod::IDestroyRenderRequest()
{
delete fRenderTarget;
fRenderTarget = nil;
delete fRenderRequest;
fRenderRequest = nil;
delete fPageMgr;
fPageMgr = nil;
}
void plPostEffectMod::IRegisterForRenderMsg(hsBool on)
{
if( on )
plgDispatch::Dispatch()->RegisterForExactType(plRenderMsg::Index(), GetKey());
else
plgDispatch::Dispatch()->UnRegisterForExactType(plRenderMsg::Index(), GetKey());
}
void plPostEffectMod::ISetEnable(hsBool on)
{
if( on )
{
IRegisterForRenderMsg(true);
fState.SetBit(kEnabled);
}
else
{
IRegisterForRenderMsg(false);
fState.ClearBit(kEnabled);
}
}
hsBool plPostEffectMod::IIsEnabled() const
{
return /*GetTarget() &&*/ !fPageMgr->Empty() && fState.IsBitSet(kEnabled);
}
hsBool plPostEffectMod::IEval(double secs, hsScalar del, UInt32 dirty)
{
return false;
}
void plPostEffectMod::IUpdateRenderRequest()
{
fRenderRequest->SetHither(fHither);
fRenderRequest->SetYon(fYon);
fRenderRequest->SetFovX(fFovX);
fRenderRequest->SetFovY(fFovY);
if( GetTarget() )
{
hsMatrix44 w2c = GetTarget()->GetWorldToLocal();
hsMatrix44 c2w = GetTarget()->GetLocalToWorld();
int i;
for( i = 0; i < 4; i++ )
{
w2c.fMap[2][i] *= -1.f;
c2w.fMap[i][2] *= -1.f;
}
w2c.NotIdentity();
c2w.NotIdentity();
fRenderRequest->SetCameraTransform(w2c, c2w);
}
else
fRenderRequest->SetCameraTransform( fDefaultW2C, fDefaultC2W );
// fRenderRequest->SetCameraTransform(hsMatrix44::IdentityMatrix(), hsMatrix44::IdentityMatrix());
}
// If translating from a scene object, send WorldToLocal() and LocalToWorld(), in that order
void plPostEffectMod::SetWorldToCamera( hsMatrix44 &w2c, hsMatrix44 &c2w )
{
int i;
fDefaultW2C = w2c;
fDefaultC2W = c2w;
for( i = 0; i < 4; i++ )
{
fDefaultW2C.fMap[2][i] *= -1.f;
fDefaultC2W.fMap[i][2] *= -1.f;
}
fDefaultW2C.NotIdentity();
fDefaultC2W.NotIdentity();
}
void plPostEffectMod::GetDefaultWorldToCamera( hsMatrix44 &w2c, hsMatrix44 &c2w )
{
w2c = fDefaultW2C;
c2w = fDefaultC2W;
}
void plPostEffectMod::ISubmitRequest()
{
hsAssert(fState.IsBitSet(kEnabled), "Submitting request when not active");
// No target is now valid...
// hsAssert(GetTarget(), "Submitting request without target loaded");
IUpdateRenderRequest();
plRenderRequestMsg* req = TRACKED_NEW plRenderRequestMsg(GetKey(), fRenderRequest);
plgDispatch::MsgSend(req);
}
void plPostEffectMod::IAddToPageMgr(plSceneNode* node)
{
fPageMgr->AddNode(node);
}
void plPostEffectMod::IRemoveFromPageMgr(plSceneNode* node)
{
fPageMgr->RemoveNode(node);
}
#include "plProfile.h"
plProfile_CreateTimer("PostEffect", "RenderSetup", PostEffect);
hsBool plPostEffectMod::MsgReceive(plMessage* msg)
{
plRenderMsg* rend = plRenderMsg::ConvertNoRef(msg);
if( rend && IIsEnabled() )
{
plProfile_BeginLap(PostEffect, this->GetKey()->GetUoid().GetObjectName());
ISubmitRequest();
plProfile_EndLap(PostEffect, this->GetKey()->GetUoid().GetObjectName());
return true;
}
plAnimCmdMsg* anim = plAnimCmdMsg::ConvertNoRef(msg);
if( anim )
{
if( anim->Cmd(plAnimCmdMsg::kContinue) )
ISetEnable(true);
else if( anim->Cmd(plAnimCmdMsg::kStop) )
ISetEnable(false);
else if( anim->Cmd(plAnimCmdMsg::kToggleState) )
ISetEnable(!fState.IsBitSet(kEnabled));
return true;
}
plGenRefMsg* ref = plGenRefMsg::ConvertNoRef(msg);
if( ref )
{
switch( ref->fType )
{
case kNodeRef:
if( ref->GetContext() & (plRefMsg::kOnCreate|plRefMsg::kOnRequest) )
{
IAddToPageMgr(plSceneNode::ConvertNoRef(ref->GetRef()));
}
else if( ref->GetContext() & plRefMsg::kOnReplace )
{
IRemoveFromPageMgr(plSceneNode::ConvertNoRef(ref->GetOldRef()));
IAddToPageMgr(plSceneNode::ConvertNoRef(ref->GetRef()));
}
else if( ref->GetContext() & (plRefMsg::kOnRemove | plRefMsg::kOnDestroy) )
{
IRemoveFromPageMgr(plSceneNode::ConvertNoRef(ref->GetRef()));
}
break;
}
return true;
}
return plSingleModifier::MsgReceive(msg);
}
void plPostEffectMod::Read(hsStream* s, hsResMgr* mgr)
{
plSingleModifier::Read(s, mgr);
fState.Read(s);
#if 0 // FORCE ENABLE ON LOAD - ONLY FOR DEBUGGING
ISetEnable(true);
#endif // FORCE ENABLE ON LOAD - ONLY FOR DEBUGGING
fHither = s->ReadSwapScalar();
fYon = s->ReadSwapScalar();
fFovX = s->ReadSwapScalar();
fFovY = s->ReadSwapScalar();
fNodeKey = mgr->ReadKeyNotifyMe(s, TRACKED_NEW plGenRefMsg(GetKey(), plRefMsg::kOnCreate, -1, kNodeRef), plRefFlags::kPassiveRef);
fDefaultW2C.Read( s );
fDefaultC2W.Read( s );
IUpdateRenderRequest();
}
void plPostEffectMod::Write(hsStream* s, hsResMgr* mgr)
{
plSingleModifier::Write(s, mgr);
fState.Write(s);
s->WriteSwapScalar(fHither);
s->WriteSwapScalar(fYon);
s->WriteSwapScalar(fFovX);
s->WriteSwapScalar(fFovY);
mgr->WriteKey(s, fNodeKey);
fDefaultW2C.Write( s );
fDefaultC2W.Write( s );
}
const plViewTransform& plPostEffectMod::GetViewTransform()
{
IUpdateRenderRequest();
return fRenderRequest->GetViewTransform();
}