624 lines
20 KiB
C++
624 lines
20 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __PROJECTOR_COMMIT__
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#include "stdneb.h"
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#include "projectorcomponent.h"
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#include "graphicfeature/graphicsfeatureprotocol.h"
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#include "graphicfeature/graphicsfeature.h"
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#include "rendersystem/RenderSystem.h"
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#if __ANDROID__
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#define ICE_NO_DLL
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#include "OPCODEA/Opcode.h"
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#elif __OSX__
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#include "Opcode.h"
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#elif __WIN32__
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#include "Opcode/Opcode.h"
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#endif
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#include "graphicsystem/Projector/CollisionModelServer.h"
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#include "app/graphicfeature/components/skinnedmeshrendercomponent.h"
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#include "app/graphicfeature/components/projectorcomponent.h"
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#include "app/graphicfeature/components/projectorrenderobject.h"
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#include "resource/meshres.h"
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#include "app/terrainfeature/components/TerrainRenderObject.h"
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namespace App
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{
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using namespace Resources;
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const char* DefaultMaterial = "sys:projector.material";
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__ImplementClass(App::ProjectorRenderComponent, 'PCOM', App::RenderComponent);
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ProjectorRenderComponent::ProjectorRenderComponent()
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: mProjector(NULL),
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mIsNeedUpdate(false),
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mVertexLimit(4*1024),
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mPrimitive(NULL),
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mTerrainPrimitive(NULL)
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#ifdef __GENESIS_EDITOR__ // edtior use
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,mIsBrushHelper(false)
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#endif
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{
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mProjector = Graphic::Projector::Create();
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mAabb.begin_extend();
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}
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//--------------------------------------------------------------------------------
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ProjectorRenderComponent::~ProjectorRenderComponent()
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{
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if (mProjector.isvalid())
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{
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mProjector = NULL;
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::SetupCallbacks()
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{
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mActor->RegisterComponentCallback(this, BeginFrame);
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mActor->RegisterComponentCallback(this, OnFrame);
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mActor->RegisterComponentCallback(this, MoveAfter);
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::SetupAcceptedMessages()
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{
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Super::SetupAcceptedMessages();
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::HandleMessage(const GPtr<Messaging::Message>& msg)
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{
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Super::HandleMessage(msg);
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::OnActivate()
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{
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Super::OnActivate();
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if ( mActor )
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{
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mProjector->SetTransform( mActor->GetWorldTranslateRotation() );
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}
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if ( IsActive() )
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{
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_BuildRenderObject();
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_AttachRenderObject();
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::OnDeactivate()
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{
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Super::OnDeactivate();
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if ( !IsActive())
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{
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_DeattachRenderObject();
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}
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if ( mPrimitive.IsValid() )
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{
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Graphic::GraphicSystem::Instance()->RemovePrimitive(mPrimitive);
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mPrimitive = RenderBase::PrimitiveHandle();
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}
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if (mTerrainPrimitive)
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{
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Graphic::GraphicSystem::Instance()->RemovePrimitive(mTerrainPrimitive);
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mTerrainPrimitive = RenderBase::PrimitiveHandle();
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}
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}
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void ProjectorRenderComponent::UpdateRenderLayer()
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{
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if (mProjectorRenderObject.isvalid())
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{
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mProjectorRenderObject->SetLayerID(mActor->GetLayerID());
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_OnBeginFrame()
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{
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Super::_OnBeginFrame();
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_OnFrame()
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{
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#ifdef __GENESIS_EDITOR__
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if(!mIsBrushHelper)
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{
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#endif
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Update();
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#ifdef __GENESIS_EDITOR__
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}
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#endif
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::Update()
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{
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Super::_OnFrame();
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if (mProjector.isvalid() && mIsNeedUpdate && m_bAllTexLoaded)
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{
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_UpdateProjector();
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_BuildMeshInfo();
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_BuildRenderable();
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_UpdateProjector()
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{
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// Rebuild mesh vertex container
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mVertexs.Clear(false);
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// Rebuild terrain vertex & indices container
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mTerrainVertexs.Clear(false);
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mTerrainIndices.Clear(false);
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// Update shader param & retrieve render objects
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mProjector->_UpdateProjector();
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// Collision dealing
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Math::matrix44 viewProjMatrix = Math::matrix44::zero();
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Graphic::CollisionModelServer* collisionModelServer = Graphic::CollisionModelServer::Instance();
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// TODO: Optimize usage of the following variables
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Opcode::PlanesCollider planesCollider;
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Opcode::PlanesCache planesCache;
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IceMaths::Plane clipPlanes[6];
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const Util::Array<GPtr<Graphic::RenderObject> >& renderObjs = mProjector->GetRenderObjs();
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for (int i = 0; i < renderObjs.Size(); ++i)
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{
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// check ignore layer
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if ( (1 << renderObjs[i]->GetLayerID() & mProjector->GetIgnoreLayers()) || !renderObjs[i]->GetProjected())
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{
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continue;
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}
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if ( renderObjs[i] && renderObjs[i]->GetRtti()->IsDerivedFrom(MeshRenderObject::RTTI)
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&& !renderObjs[i]->GetRtti()->IsDerivedFrom(SkinnedRenderObject::RTTI)
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#ifdef __GENESIS_EDITOR__
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&& !mIsBrushHelper
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#endif
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)
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{
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GPtr<Graphic::RenderObject > renderObj = renderObjs[i];
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// skip the subRenderObject such as axis_X etc
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if ( renderObj->GetLayerID() == eSL_Assist )
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continue;
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GPtr<MeshRenderObject> meshRenderObj = renderObj.downcast<MeshRenderObject>();
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n_assert(meshRenderObj);
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// Get world matrix
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const Math::matrix44& worldMatrix = meshRenderObj->GetTransform();
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// Compute world-view-projection matrix
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if ( viewProjMatrix == Math::matrix44::zero() )
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{
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viewProjMatrix = Math::matrix44::multiply(
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mProjector->_CalcProjMatrix(),Math::matrix44::inverse(mProjector->GetTransform()));
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}
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Math::matrix44 worldViewProjMatrix = Math::matrix44::multiply(viewProjMatrix,worldMatrix);
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// Get the collision mode
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Util::StringAtom mesh = meshRenderObj->GetMeshName();
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const GPtr<Graphic::CollisionModel>& collisionModel = collisionModelServer->GetCollisionModel( mesh.AsString() );
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// Setup clip planes in model space, NB: Opcode use negative side as inside
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// formula overturn : \\10.6.34.129\linuxsir\<5C><>ѵ<EFBFBD>ĵ<EFBFBD>\<5C><><EFBFBD><EFBFBD>\Graphics\Math\plane_extraction.pdf
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clipPlanes[FRUSTUM_PLANE_LEFT].Set(
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- worldViewProjMatrix[0][0] - worldViewProjMatrix[3][0],
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- worldViewProjMatrix[0][1] - worldViewProjMatrix[3][1],
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- worldViewProjMatrix[0][2] - worldViewProjMatrix[3][2],
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- worldViewProjMatrix[0][3] - worldViewProjMatrix[3][3]);
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clipPlanes[FRUSTUM_PLANE_RIGHT].Set(
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+ worldViewProjMatrix[0][0] - worldViewProjMatrix[3][0],
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+ worldViewProjMatrix[0][1] - worldViewProjMatrix[3][1],
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+ worldViewProjMatrix[0][2] - worldViewProjMatrix[3][2],
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+ worldViewProjMatrix[0][3] - worldViewProjMatrix[3][3]);
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clipPlanes[FRUSTUM_PLANE_BOTTOM].Set(
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- worldViewProjMatrix[1][0] - worldViewProjMatrix[3][0],
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- worldViewProjMatrix[1][1] - worldViewProjMatrix[3][1],
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- worldViewProjMatrix[1][2] - worldViewProjMatrix[3][2],
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- worldViewProjMatrix[1][3] - worldViewProjMatrix[3][3]);
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clipPlanes[FRUSTUM_PLANE_TOP].Set(
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+ worldViewProjMatrix[1][0] - worldViewProjMatrix[3][0],
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+ worldViewProjMatrix[1][1] - worldViewProjMatrix[3][1],
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+ worldViewProjMatrix[1][2] - worldViewProjMatrix[3][2],
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+ worldViewProjMatrix[1][3] - worldViewProjMatrix[3][3]);
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clipPlanes[FRUSTUM_PLANE_NEAR].Set(
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- worldViewProjMatrix[2][0] - worldViewProjMatrix[3][0],
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- worldViewProjMatrix[2][1] - worldViewProjMatrix[3][1],
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- worldViewProjMatrix[2][2] - worldViewProjMatrix[3][2],
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- worldViewProjMatrix[2][3] - worldViewProjMatrix[3][3]);
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clipPlanes[FRUSTUM_PLANE_FAR].Set(
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+ worldViewProjMatrix[2][0] - worldViewProjMatrix[3][0],
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+ worldViewProjMatrix[2][1] - worldViewProjMatrix[3][1],
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+ worldViewProjMatrix[2][2] - worldViewProjMatrix[3][2],
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+ worldViewProjMatrix[2][3] - worldViewProjMatrix[3][3]);
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if (!planesCollider.Collide( planesCache, clipPlanes, 6, collisionModel->GetOpCodeModel(), NULL))
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continue;
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const uint* triangles = planesCollider.GetTouchedPrimitives();
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const uint numTriangles = planesCollider.GetNbTouchedPrimitives();
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if (!triangles || !numTriangles)
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continue;
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// Get the view vector base on projection type
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Math::float4 vv;
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Math::matrix44 eyeToModel = Math::matrix44::inverse(Math::matrix44::multiply( Math::matrix44::inverse(mProjector->GetTransform()), worldMatrix));
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if ( mProjector->GetViewType() == Graphic::Projector::VT_Persp )
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{
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// Use view position as view vector
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vv[0] = eyeToModel[0][3];
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vv[1] = eyeToModel[1][3];
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vv[2] = eyeToModel[2][3];
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vv[3] = eyeToModel[3][3];
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}
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else
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{
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// Use view direction as view vector
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vv[0] = eyeToModel[0][2];
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vv[1] = eyeToModel[1][2];
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vv[2] = eyeToModel[2][2];
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vv[3] = eyeToModel[3][2];
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}
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const Util::Array<Math::float4>& faceNormals = collisionModel->GetFaceNormals();
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const Util::Array<Math::float3>& vertices = collisionModel->GetVertices();
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const Util::Array<uint>& indices = collisionModel->GetIndices();
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SizeT vertexStart = mVertexs.Size();
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SizeT vertexCount = 0;
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SizeT cullCount = 0;
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// Reserve memory avoid allocate overhead
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mVertexs.Reserve(vertexStart + numTriangles*3);
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for (uint i = 0; i < numTriangles; ++i)
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{
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uint triangleIndex = triangles[i];
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Math::float4 faceNormal = Math::float4::normalize(faceNormals[triangleIndex]);
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faceNormal.set_w(0.0f);
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// check the triangle is projector facing
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if ( ! Math::n_fequal(Math::float4::dot4(faceNormal,vv), 0.0f, 0.001f) )
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{
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Math::float3 tempPos;
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Math::float4 result;
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// transform vertex from model space to world space
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for (int i = 0; i < 3; ++i,++vertexCount)
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{
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int index = triangleIndex*3 + i;
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tempPos = vertices[indices[index]];
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result = Math::matrix44::transform(worldMatrix,Math::float4(tempPos.x(),tempPos.y(),tempPos.z(),1.0f));
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tempPos.x() = result.x();
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tempPos.y() = result.y();
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tempPos.z() = result.z();
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mVertexs.Append(tempPos);
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_UpdateBoundingBox(tempPos);
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}
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}
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}
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// Check vertex limit
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n_assert(vertexStart <= mVertexLimit);
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if ( mVertexLimit <= vertexStart )
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break; // Just for safely
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// check overrun
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bool overrun = vertexStart + vertexCount > mVertexLimit;
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if (overrun)
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{
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// discard overrun vertices
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vertexCount = (mVertexLimit - vertexStart)/ 3 * 3;
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mVertexs.Resize(vertexStart + vertexCount,Math::float3(0.0, 0.0, 0.0));
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}
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// No more process because vertices overrun
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if (overrun)
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break;
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}
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else if ( renderObjs[i]->GetRtti()->IsDerivedFrom(TerrainRenderObject::RTTI))
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{
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GPtr<TerrainRenderObject> terrainRenderObject = renderObjs[i].downcast<TerrainRenderObject>();
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n_assert(terrainRenderObject.isvalid());
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// catch indices
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Resources::Index16Container::value_type* pIndices = terrainRenderObject->GetTerrainNodeIndexData();
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SizeT indicesCount = terrainRenderObject->GetTerrainNodeIndexDataCount();
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SizeT positionCount = mTerrainVertexs.Size();
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for (int i = 0 ; i < indicesCount; ++i)
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{
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mTerrainIndices.Append(pIndices[i] + positionCount);
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}
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// catch position
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const Resources::PositionData::Elem* pLocalPosition = terrainRenderObject->GetTerrainNodePosData();
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SizeT positionsCount = terrainRenderObject->GetTerrainNodePosCount();
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for ( int i = 0; i < positionsCount; ++i)
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{
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const Math::float3 worldPostion = pLocalPosition[i].transformPoint(terrainRenderObject->GetTransform());
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mTerrainVertexs.Append(worldPostion);
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_UpdateBoundingBox(worldPostion);
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}
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} // end handling each render object
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} // end foreach render object
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_UpdateBoundingBox( const Math::float3 &pos)
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{
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mAabb.extend(Math::float4(pos.x(),pos.y(),pos.z(),1.0f));
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::SetProjectorTrans(const Math::matrix44& trans)
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{
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if (mProjector.isvalid())
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{
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mProjector->SetTransform(trans);
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}
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}
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//--------------------------------------------------------------------------------
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Math::scalar ProjectorRenderComponent::GetAlphaValue(Math::scalar u, Math::scalar v)
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{
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if (GetMaterial(0).isvalid())
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{
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GPtr<Resources::Resource> pRes = GetMaterial(0)->GetTextureResInfo(0)->GetRes();
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n_assert(pRes.isvalid());
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GPtr<Resources::ImageRes> pImageRes = pRes.downcast<Resources::ImageRes>();
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Math::scalar alpha = pImageRes->GetAlphaValue(u, v);
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return alpha;
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}
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else
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{
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return 0.0f;
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::ActiveProjector(bool enable)
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{
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EnableProjectorUpdate(enable);
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}
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//--------------------------------------------------------------------------------
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const bool ProjectorRenderComponent::IsProjectorEnabled() const
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{
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return mIsNeedUpdate;
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_BuildRenderable()
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{
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n_assert( mActor );
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_BuildRenderObject();
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// Generate and fill renderable
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if ( mProjectorRenderObject.isvalid() && mPrimitive.IsValid() )
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{
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// Mesh
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mRenderableResUnitList[0].ResetRenderable<AppRenderable>();
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AppRenderable* renderable = mRenderableResUnitList[0].GetRenderableFast<AppRenderable>();
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renderable->SetRenderInfo( 0, mVertexs.Size(), 0, 0);
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}
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if (mProjectorRenderObject.isvalid() && mTerrainPrimitive.IsValid() )
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{
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// Terrain
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mRenderableResUnitList[1].ResetRenderable<AppRenderable>();
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AppRenderable* renderable = mRenderableResUnitList[1].GetRenderableFast<AppRenderable>();
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renderable->SetRenderInfo( 0, mTerrainVertexs.Size(), 0, mTerrainIndices.Size());
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_BuildRenderObject()
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{
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// Generate new render object
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if ( !mProjectorRenderObject.isvalid() )
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{
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mProjectorRenderObject = ProjectorRenderObject::Create();
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mProjectorRenderObject->SetOwner(this);
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mProjectorRenderObject->SetTransform(Math::matrix44::identity());
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}
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mProjectorRenderObject->SetBoundingBox(mAabb);
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mAabb.begin_extend();
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::OnRenderSceneChanged()
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{
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if (mProjectorRenderObject.isvalid() && mProjectorRenderObject->Attached())
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{
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mProjectorRenderObject->Attach(mActor->GetRenderScene());
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_AttachRenderObject()
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{
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if (mProjectorRenderObject.isvalid())
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{
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n_assert(mActor);
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Graphic::RenderScene* rs = mActor->GetRenderScene();
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mProjector->SetRenderScene(rs);
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mProjectorRenderObject->Attach(rs);
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_DeattachRenderObject()
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{
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if ( mProjectorRenderObject.isvalid() )
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{
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mProjector->SetRenderScene(NULL);
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mProjectorRenderObject->Detach();
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}
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}
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//--------------------------------------------------------------------------------
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void ProjectorRenderComponent::_BuildMeshInfo()
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{
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using namespace RenderBase;
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// Mesh Use
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if ( mVertexs.Size() )
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{
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Graphic::VertexBufferData2 vbd2;
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vbd2.GetVertexComponents().Append(
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RenderBase::VertexComponent(RenderBase::VertexComponent::Position,0, RenderBase::VertexComponent::Float3)); // layout
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vbd2.Setup(mVertexs.Size(), sizeof(Math::float3), RenderBase::BufferData::Static, PrimitiveTopology::TriangleList, true);
|
||
vbd2.SetVertices(&mVertexs[0], mVertexs.Size());
|
||
if (mPrimitive.IsValid())
|
||
{
|
||
Graphic::GraphicSystem::Instance()->ChangePrimitiveHandle(mPrimitive, &vbd2, NULL);
|
||
}
|
||
else
|
||
{
|
||
mPrimitive = Graphic::GraphicSystem::Instance()->CreatePrimitiveHandle(&vbd2, NULL);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// No points found
|
||
Graphic::GraphicSystem::Instance()->RemovePrimitive(mPrimitive);
|
||
mPrimitive = RenderBase::PrimitiveHandle();
|
||
}
|
||
|
||
// Terrain use
|
||
if ( mTerrainVertexs.Size() && mTerrainIndices.Size() )
|
||
{
|
||
Graphic::VertexBufferData2 vbd2;
|
||
vbd2.GetVertexComponents().Append(
|
||
RenderBase::VertexComponent(RenderBase::VertexComponent::Position,0, RenderBase::VertexComponent::Float3)); // layout
|
||
|
||
vbd2.Setup(mTerrainVertexs.Size(), sizeof(Math::float3), RenderBase::BufferData::Static, PrimitiveTopology::TriangleList, true);
|
||
vbd2.SetVertices(&mTerrainVertexs[0], mTerrainVertexs.Size());
|
||
|
||
|
||
Graphic::IndexBufferData2 ibd2;
|
||
ibd2.Setup(mTerrainIndices.Size(), RenderBase::BufferData::Static, RenderBase::IndexBufferData::Int16, true);
|
||
ibd2.SetIndices(&mTerrainIndices[0], mTerrainIndices.Size());
|
||
|
||
if (mTerrainPrimitive.IsValid())
|
||
{
|
||
Graphic::GraphicSystem::Instance()->ChangePrimitiveHandle(mTerrainPrimitive, &vbd2, &ibd2);
|
||
}
|
||
else
|
||
{
|
||
mTerrainPrimitive = Graphic::GraphicSystem::Instance()->CreatePrimitiveHandle(&vbd2, &ibd2);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// No terrain found
|
||
Graphic::GraphicSystem::Instance()->RemovePrimitive(mTerrainPrimitive);
|
||
mTerrainPrimitive = NULL;
|
||
}
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
const RenderBase::PrimitiveHandle& ProjectorRenderComponent::GetPrimitiveHandleByRenderable( const Graphic::Renderable* renderable ) const
|
||
{
|
||
if ( renderable == mRenderableResUnitList[0].GetRenderableFast<AppRenderable>() )
|
||
{
|
||
return mPrimitive;
|
||
}
|
||
else
|
||
{
|
||
return mTerrainPrimitive;
|
||
}
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
void ProjectorRenderComponent::EnableProjectorUpdate(bool bEnable)
|
||
{
|
||
mIsNeedUpdate = bEnable;
|
||
|
||
if (bEnable)
|
||
{
|
||
_AttachRenderObject();
|
||
}
|
||
else
|
||
{
|
||
_DeattachRenderObject();
|
||
}
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
void ProjectorRenderComponent::_OnMoveAfter()
|
||
{
|
||
if ( mActor )
|
||
{
|
||
mProjector->SetTransform( mActor->GetWorldTranslateRotation() );
|
||
}
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
void ProjectorRenderComponent::CopyFrom( const GPtr<Component>& pComponent )
|
||
{
|
||
if( !pComponent.isvalid() )
|
||
return;
|
||
if( !pComponent->GetRtti()->IsDerivedFrom( *(this->GetRtti()) ) )
|
||
return;
|
||
|
||
GPtr<ProjectorRenderComponent> pSource = pComponent.downcast<ProjectorRenderComponent>();
|
||
// copy component data
|
||
mIsNeedUpdate = pSource->mIsNeedUpdate;
|
||
SetMaterialID(0, pSource->GetMaterialID(0), false);
|
||
|
||
// copy projector data
|
||
GPtr<Graphic::Projector> pSourceProjector = pSource->GetProJector();
|
||
n_assert( pSource->mProjector.isvalid() );
|
||
mProjector->CopyParam(pSourceProjector);
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
#ifdef __GENESIS_EDITOR__ // edtior use
|
||
bool ProjectorRenderComponent::GetBrushState() const
|
||
{
|
||
return mIsBrushHelper;
|
||
}
|
||
//--------------------------------------------------------------------------------
|
||
void ProjectorRenderComponent::SetBrushState( const bool b )
|
||
{
|
||
mIsBrushHelper = b;
|
||
}
|
||
|
||
#endif
|
||
//--------------------------------------------------------------------------------
|
||
|
||
}
|
||
#endif // __PROJECTOR_COMMIT__
|