146 lines
5.0 KiB
C++
146 lines
5.0 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 __PARTICLE_RIBBONTRAIL_TARGET_H__
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#define __PARTICLE_RIBBONTRAIL_TARGET_H__
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#include "particles/particle_fwd_decl.h"
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#include "particles/particletarget.h"
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#include "particles/particle.h"
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namespace Particles
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{
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class RibbonTrailTarget: public ParticleTarget
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{
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__DeclareSubClass(RibbonTrailTarget, ParticleTarget );
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//----------------------------------------------------------------------
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public:
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RibbonTrailTarget();
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virtual ~RibbonTrailTarget();
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ParticleTarget::TargetType GetTargetType(void) const;
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void _updateParticle_Common( Particle* particle,IndexT t, ParticleVertexData* particleVertex, ushort* indicies , IndexT particleIndex, float v0 = 0.0f, float v1 = 1.0f );
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template<typename T>
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SizeT _updateTarget_Trail(GPtr<ParticlePool>& pool, ParticleVertexData* particleVertex, ushort* indicies, const T& op );
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void _updateTarget(GPtr<ParticlePool>& pool, Timing::Time frameTime);
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bool _preparePrimitiveGroup(SizeT& verticesSizeInByte, SizeT& indicesSizeInByte);
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void SetMaxElements(SizeT _size);
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SizeT GetMaxElements() const;
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void SetColorChange(const Math::float4& _distance);
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const Math::float4& GetColorChange() const;
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void SetTrailLength(Math::scalar _length);
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Math::scalar GetTrailLength() const;
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void SetColorGraded(bool _grade);
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bool IsColorGraded() const;
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protected:
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bool m_TransformChanged;
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bool m_ColorGraded;
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SizeT mMaxElements;
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Math::scalar mTrailLength;
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Math::scalar mPerLength;
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Util::Array<Math::float3> mPositions;
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Timing::Time mTimeSpace;
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Math::scalar mUpdateInternal;
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Math::float4 mColorChange;
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SizeT mCurQuato;
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public:
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// @ISerialization::GetVersion. when change storage, must add SerializeSVersion count
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virtual Serialization::SVersion GetVersion() const;
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// @ISerialization::Load
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virtual void Load( Serialization::SVersion ver, Serialization::SerializeReader* pReader, const Serialization::SerializationArgs* args );
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// @ISerialization::Save
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virtual void Save( Serialization::SerializeWriter* pWriter ) const;
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// copy
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virtual void CopyFrom( const ParticleTargetPtr& target );
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};
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//--------------------------------------------------------------------------------------
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inline void RibbonTrailTarget::SetMaxElements(SizeT _size)
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{
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mMaxElements = _size;
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mPerLength = (Math::scalar)(mTrailLength * 1.0f/mMaxElements);
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}
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//--------------------------------------------------------------------------------------
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inline SizeT RibbonTrailTarget::GetMaxElements() const
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{
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return mMaxElements;
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}
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//--------------------------------------------------------------------------------------
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inline void RibbonTrailTarget::SetColorChange(const Math::float4& _distance)
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{
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mColorChange = _distance;
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}
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//--------------------------------------------------------------------------------------
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inline const Math::float4& RibbonTrailTarget::GetColorChange() const
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{
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return mColorChange;
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}
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//--------------------------------------------------------------------------------------
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inline void RibbonTrailTarget::SetTrailLength(Math::scalar _length)
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{
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mTrailLength = _length;
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mPerLength = (Math::scalar)(mTrailLength * 1.0f /mMaxElements);
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}
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//--------------------------------------------------------------------------------------
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inline Math::scalar RibbonTrailTarget::GetTrailLength() const
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{
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return mTrailLength;
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}
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//--------------------------------------------------------------------------------------
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inline void RibbonTrailTarget::SetColorGraded(bool _grade)
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{
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m_ColorGraded = _grade;
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}
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//--------------------------------------------------------------------------------------
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inline bool RibbonTrailTarget::IsColorGraded() const
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{
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return m_ColorGraded;
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}
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}
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#endif // __PARTICLE_RIBBONTRAIL_TARGET_H__
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