107 lines
3.8 KiB
C++
107 lines
3.8 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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#include "stdneb.h"
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#include "particles/targets/particleGPUTarget.h"
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#include "particles/particlesystem.h"
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#include "graphicsystem/GraphicSystem.h"
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#include "particles/particlepool.h"
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namespace Particles
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{
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using namespace RenderBase;
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__ImplementClass(Particles::ParticleGPUTarget, CPFCC::TARGET_GPU, Particles::ParticleTarget );
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ParticleGPUTarget::ParticleGPUTarget()
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{
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}
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//------------------------------------------------------------------------
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ParticleGPUTarget::~ParticleGPUTarget()
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{
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}
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//------------------------------------------------------------------------
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void
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ParticleGPUTarget::_updateTarget( GPtr<ParticlePool>& pool, Timing::Time frameTime)
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{
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if ( !mNeedPrimitive )
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return;
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if(!mParentSystem)
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return;
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float rate = mParentSystem->GetEmitter()->GetGPUParticleRate();
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float life = mParentSystem->GetEmitter()->GetGPUParticleLife();
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int quato = (int)(rate*life);
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if(mPrimitiveHandle.IsValid())
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{
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Graphic::GraphicSystem::Instance()->RemovePrimitive(mPrimitiveHandle);
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mPrimitiveHandle = NULL;
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}
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if(quato <= 0)
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{
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mPrimDirty = true;
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return;
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}
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mParentSystem->InitShaderParam();
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Graphic::VertexBufferData2 vbd2;
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Graphic::IndexBufferData2 ibd2;
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/*
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_initSpriteGPUVertexBuffer(vbd2, quato);
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dvb.SetSize(quato*sizeof(SpriteGPUParticleVertex));
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SpriteGPUParticleVertex* particleVertex = dvb.GetBufferPtr<SpriteGPUParticleVertex>();
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mParentSystem->SetupSpriteGPUParticles(particleVertex,quato);
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mPrimitiveHandle = Graphic::GraphicSystem::Instance()->CreatePrimitiveHandle(&vbd2);
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mActiveVertexCount = quato;
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Graphic::GraphicSystem::Instance()->UpdatePrimitiveHandle(mPrimitiveHandle, &dvb);
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mPrimDirty = true;
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mNeedPrimitive = false;
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*/
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mActiveVertexCount = 4*quato;
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mActiveIndexCount = 6*quato;
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vbd2.Setup(mActiveVertexCount,sizeof(BoardGPUParticleVertex),
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RenderBase::BufferData::Static,RenderBase::PrimitiveTopology::TriangleList,true);
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ibd2.Setup(mActiveIndexCount, RenderBase::BufferData::Static, RenderBase::IndexBufferData::Int16, true);
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BoardGPUParticleVertex* particleVertex = vbd2.GetBufferPtr<BoardGPUParticleVertex>();
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ushort* indicies = ibd2.GetBufferPtr<ushort>();
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mParentSystem->SetupBoardGPUParticles(particleVertex,indicies,quato);
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_initBoardGPUVertexBuffer(vbd2,mActiveVertexCount);
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if(mPrimitiveHandle.IsValid())
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{
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Graphic::GraphicSystem::Instance()->RemovePrimitive(mPrimitiveHandle);
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}
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mPrimitiveHandle = Graphic::GraphicSystem::Instance()->CreatePrimitiveHandle(&vbd2,&ibd2);
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mPrimDirty = true;
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mNeedPrimitive = false;
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}
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} |