genesis-3d_engine/Engine/app/graphicfeature/components/lightprobecomponent.cc

/****************************************************************************
Copyright (c) 2011-2013,WebJet Business Division,CYOU
 
http://www.genesis-3d.com.cn

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "stdneb.h"
#include "lightprobecomponent.h"
#include "graphicfeature/graphicsfeatureprotocol.h"
#include "graphicfeature/graphicsfeature.h"
#include "rendersystem/RenderSystem.h"
#include "graphicsystem/GraphicSystem.h"
#include "graphicsystem/Camera/Camera.h"
#include "math/float4.h"
#include "app/basegamefeature/managers/timesource.h"
#include "addons/resource/imageoperations.h"
#include "basegamefeature/managers/sceneschedulemanager.h"

namespace App
{
	__ImplementClass(App::LightprobeComponent, 'LPOM', App::RenderComponent)

LightprobeComponent::LightprobeComponent():
	 rendertime(0)
    ,m_RenderTime(-1)
{

}
LightprobeComponent::~LightprobeComponent()
{

	
}
void LightprobeComponent::_UpdateRenderQueue()
{

}
void LightprobeComponent::SetupCallbacks()
{
	mActor->RegisterComponentCallback(this, BeginFrame);
	mActor->RegisterComponentCallback(this, OnFrame);
}

void LightprobeComponent::SetupAcceptedMessages()
{
	Super::SetupAcceptedMessages();
}

void LightprobeComponent::HandleMessage(const GPtr<Messaging::Message>& msg)
{
	Super::HandleMessage(msg);
}

void LightprobeComponent::OnActivate()
{
	CreateCameraAndRT();
}

void LightprobeComponent::OnDeactivate()
{

}


void LightprobeComponent::_OnBeginFrame()
{
	Super::_OnBeginFrame();

	
	
}

void LightprobeComponent::_OnFrame()
{
	if(m_RenderTime==0)
	{
		m_RenderTime++;
	}
	else if(m_RenderTime>=1)
	{
		SaveRenderResult(m_TexturePath);
		m_RenderTime = -1;
		RemoveCamera();
		mActor->DestroyComponent(this);
	}
	else
	{

	}
	
}

void LightprobeComponent::CopyFrom( const GPtr<Component>& pComponent )
{
	n_error("light probe component can't be copied");
}

void LightprobeComponent::CreateCameraAndRT()
{
	__CreateCamAndRT(m_pXPosTexture,m_pXPosCam,X_POS);
	__CreateCamAndRT(m_pXNegTexture,m_pXNegCam,X_NEG);

	__CreateCamAndRT(m_pYPosTexture,m_pYPosCam,Y_POS);
	__CreateCamAndRT(m_pYNegTexture,m_pYNegCam,Y_NEG);

	__CreateCamAndRT(m_pZPosTexture,m_pZPosCam,Z_POS);
	__CreateCamAndRT(m_pZNegTexture,m_pZNegCam,Z_NEG);
}

void LightprobeComponent::_OnEndFrame()
{

}

App::Version LightprobeComponent::GetVersion() const
{
	return 1;
}

void LightprobeComponent::Load( Version ver, AppReader* pReader, const Serialization::SerializationArgs* args )
{

}

void LightprobeComponent::Save( AppWriter* pWriter ) const
{

}

void LightprobeComponent::SaveRenderResult( const Util::String& path )
{
#ifdef	__WIN32__
	m_pExportCubeTex = D3D9::TextureD3D9::Create();
	
	const D3D9::TextureD3D9& front = m_pXPosTexture->GetD3DTexture9();
	const D3D9::TextureD3D9& back = m_pXNegTexture->GetD3DTexture9();

	const D3D9::TextureD3D9& top = m_pYPosTexture->GetD3DTexture9();
	const D3D9::TextureD3D9& under = m_pYNegTexture->GetD3DTexture9();

	const D3D9::TextureD3D9& right = m_pZPosTexture->GetD3DTexture9();
	const D3D9::TextureD3D9&  left = m_pZNegTexture->GetD3DTexture9();
	
	ubyte* CubeData = NULL;
	CubeData = n_new_array(ubyte,front.GetTextureSize()*6);  
	n_assert(CubeData!=NULL);

//front
	SizeT levelPixelSize =front.GetTextureSize();
	ubyte* dataFront = new ubyte[levelPixelSize];
	n_assert(dataFront!=NULL);
	front.GetTextureData(dataFront);

	Resources::ImageOperations::HorizontalFlipImage(dataFront,levelPixelSize,front.GetHeight(),front.GetWidth());
//back
	levelPixelSize =back.GetTextureSize();
	ubyte* dataBack = new ubyte[levelPixelSize];
	n_assert(dataBack!=NULL);
	back.GetTextureData(dataBack);

	Resources::ImageOperations::HorizontalFlipImage(dataBack,levelPixelSize,front.GetHeight(),front.GetWidth());
//left
	levelPixelSize =left.GetTextureSize();
	ubyte* dataLeft = new ubyte[levelPixelSize];
	n_assert(dataLeft!=NULL);
	left.GetTextureData(dataLeft);

	Resources::ImageOperations::HorizontalFlipImage(dataLeft,levelPixelSize,front.GetHeight(),front.GetWidth());
//right
	levelPixelSize =front.GetTextureSize();
	ubyte* dataRight = new ubyte[levelPixelSize];
	n_assert(dataRight!=NULL);
	right.GetTextureData(dataRight);

	Resources::ImageOperations::HorizontalFlipImage(dataRight,levelPixelSize,front.GetHeight(),front.GetWidth());

//up
	levelPixelSize =front.GetTextureSize();
	ubyte* dataUp = new ubyte[levelPixelSize];
	n_assert(dataUp!=NULL);
	top.GetTextureData(dataUp);

	Resources::ImageOperations::HorizontalFlipImage(dataUp,levelPixelSize,front.GetHeight(),front.GetWidth());

//down
	levelPixelSize =front.GetTextureSize();
	ubyte* dataDown = new ubyte[levelPixelSize];
	n_assert(dataDown!=NULL);
	under.GetTextureData(dataDown);

	Resources::ImageOperations::HorizontalFlipImage(dataDown,levelPixelSize,front.GetHeight(),front.GetWidth());

//data generate
	ubyte* srcDataOffset = NULL;
	srcDataOffset = CubeData;
	Memory::CopyToGraphicsMemory(dataFront,srcDataOffset,levelPixelSize);

	srcDataOffset += front.GetTextureSize();
	Memory::CopyToGraphicsMemory(dataBack,srcDataOffset,levelPixelSize);

	srcDataOffset += front.GetTextureSize();
	Memory::CopyToGraphicsMemory(dataUp,srcDataOffset,levelPixelSize);

	srcDataOffset += front.GetTextureSize();
	Memory::CopyToGraphicsMemory(dataDown,srcDataOffset,levelPixelSize);

	srcDataOffset += front.GetTextureSize();
	Memory::CopyToGraphicsMemory(dataRight,srcDataOffset,levelPixelSize);

	srcDataOffset += front.GetTextureSize();
	Memory::CopyToGraphicsMemory(dataLeft,srcDataOffset,levelPixelSize);

	
	Resources::ImageOperations::SaveDDSCubeImage(front.GetHeight(),front.GetWidth(),path,CubeData,front.GetTextureSize()*6);

	n_delete_array(CubeData);

	n_delete_array(dataFront);
	n_delete_array(dataBack);
	n_delete_array(dataLeft);
	n_delete_array(dataRight);
	n_delete_array(dataUp);
	n_delete_array(dataDown);
#endif
}



void LightprobeComponent::__CreateCamAndRT( GPtr<Graphic::RenderToTexture>& rt,GPtr<Graphic::Camera>& cam ,CameraFacingDirection direction)
{
	//zhongdaohuan <20><><EFBFBD>õ<EFBFBD>component<6E><74><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><C3B5>߼<EFBFBD><DFBC><EFBFBD>
	//const RenderBase::DisplayMode& dm = Graphic::GraphicSystem::Instance()->GetMainViewPortWindow()->GetDisplayMode();

	//rt = Graphic::RenderToTexture::Create();
	//n_assert(rt.isvalid());

	//rt->Setup(512, 512, RenderBase::PixelFormat::A8R8G8B8, RenderBase::RenderTarget::ClearAll,
	//	Math::float4(0.f, 0.f, 0.f, 1.0f),true,1.f);

	//cam = Graphic::Camera::Create();

	//Graphic::CameraSetting cs = cam->GetCameraSetting();
	//cs.SetupPerspectiveFovRH(Math::n_deg2rad(90.0f), 1.f, 0.1f, 2500.0f);

	//Math::float4 _Pos = mActor->GetPosition();
	//Math::matrix44 viewMat;
	//
	//if ( direction==X_POS )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.x()			= facing.x()+10;
	//	Math::float4 up		= Math::float4(0,1,0,0);
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else if ( direction==X_NEG )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.x()			= facing.x()-10;
	//	Math::float4 up		= Math::float4(0,1,0,0);		
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else if ( direction==Y_POS )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.y()			= facing.y()+10;
	//	Math::float4 up		= Math::float4(0,0,-1,0);
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else if ( direction==Y_NEG )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.y()			= facing.y()-10;
	//	Math::float4 up		= Math::float4(0,0,1,0);
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else if ( direction==Z_POS )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.z()			= facing.z()+10;
	//	Math::float4 up		= Math::float4(0,1,0,0);
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else if ( direction==Z_NEG )
	//{
	//	Math::float4 facing = _Pos;
	//	facing.z()			= facing.z()-10;
	//	Math::float4 up		= Math::float4(0,1,0,0);
	//	viewMat = Math::matrix44::lookatrh(_Pos,facing,up);
	//}
	//else
	//{
	//	n_error("unexpected camera facing direction");
	//}
	//viewMat = Math::matrix44::inverse(viewMat);
	//cs.UpdateViewMatrix(viewMat);
	//cam->SetTransform(viewMat);
	//cam->SetCameraSetting(cs);

	//cam->SetCameraOrder(Graphic::eCO_CustomBeforeMain);
	//cam->SetCullMask( static_cast<Graphic::RenderLayer>(Graphic::eRLNone) );
	//cam->SetRenderToTexture(rt);

	//cam->SetRenderDepth(false);
	//cam->SetRenderNormal(true);
	//cam->SetUseCustomMaterial(false);
}

void LightprobeComponent::TakePhoto()
{
	m_RenderTime = 0;
	AddCamera();
}

void LightprobeComponent::RemoveCamera()
{
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pXPosCam);
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pXNegCam);
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pYPosCam);
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pYNegCam);
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pZPosCam);
	this->GetActor()->GetRenderScene()->_RemoveCamera(m_pZNegCam);
}

void LightprobeComponent::AddCamera()
{
	this->GetActor()->GetRenderScene()->_AddCamera(m_pXPosCam);
	this->GetActor()->GetRenderScene()->_AddCamera(m_pXNegCam);
	this->GetActor()->GetRenderScene()->_AddCamera(m_pYPosCam);
	this->GetActor()->GetRenderScene()->_AddCamera(m_pYNegCam);
	this->GetActor()->GetRenderScene()->_AddCamera(m_pZPosCam);
	this->GetActor()->GetRenderScene()->_AddCamera(m_pZNegCam);
}

}