/// \param effectDef XML tag containing the effect definition
ParticleEffect::ParticleEffect(TiXmlElement *effectDef)
{
// assign defaults
m_nTotalParticleCount = 0;
m_bCycleParticles = true;
m_bIsDead = false;
m_IsDying = false;
m_nLiveParticleCount = 0;
m_fEmitPartial = 1.0f; // start with at least one particle
m_vecGravity = Vector3::kZeroVector;
m_vecPosition = Vector3::kZeroVector;
m_txtParticleTexture = NULL;
m_UpdateFunc.clear();
m_InitFunc.clear();
m_fPILife = 1.0f;
m_fPISpeed = 100.0f;
m_fPIDragValue = 0.0f;
m_PIFadeIn = 0.0f;
m_PIFadeOut = 1.0f;
m_PIFadeMax = 1.0f;
m_PIRotationSpeed = 0.0f;
m_PIRotationStopTime = 0.0f;
m_distFunc = NULL;
// default emit rate is all at once (or at least all in the first .01 secs)
m_nEmitRate = m_nTotalParticleCount * 100;
m_sort = false;
m_vertBuffer = NULL;
m_indexBuffer = NULL;
// get system data
effectDef->Attribute("particleCount", &m_nTotalParticleCount);
const char *filename = effectDef->Attribute("textureName");
// initialize effect properties from the xml tag
initProperties(effectDef);
// allocate memory needed
m_Particles = new Particle[m_nTotalParticleCount];
m_drawOrder = new int[m_nTotalParticleCount];
initParticles();
// create vertex and index buffers, and initialize index buffer. We can
// create the index buffer as static since it doesn't change values; this
// will increase performance a little.
m_vertBuffer = new VertexLBuffer(m_nTotalParticleCount * 4, true);
m_indexBuffer = new IndexBuffer(m_nTotalParticleCount * 2);
initIndexBuffer();
// this should be replaced with the renderer version of loading a texture
gDirectoryManager.setDirectory(eDirectoryTextures);
D3DXIMAGE_INFO structImageInfo; //image information
HRESULT hres=D3DXCreateTextureFromFileEx(pD3DDevice, filename,
0,0,1,0,D3DFMT_A8R8G8B8,D3DPOOL_MANAGED,D3DX_FILTER_NONE,
D3DX_DEFAULT,0,&structImageInfo,NULL, &m_txtParticleTexture);
}
HRESULT ManagementSprite::init(ID3D11Device* p_device)
{
HRESULT hr = S_OK;
initSprites();
initSpriteCollection();
hr = initVertexBuffer(p_device);
if(SUCCEEDED(hr))
hr = initIndexBuffer(p_device);
return hr;
}
