www.pudn.com > snow.rar > AnimSequence.cpp

#include "AnimSequence.h" 
 
CAnimSequence::CAnimSequence(LPDIRECT3DDEVICE9 pDev) 
{ 
  m_pVBQuad = NULL; 
  m_pd3dDevice = pDev; 
  CreateQuad(&m_pVBQuad, D3DPOOL_DEFAULT, 1.0f,  
    D3DCOLOR_ARGB(255,255,255,255), pDev); 
} 
 
bool CAnimSequence::AddFrame(const char *strFilename, float fTime) 
{ 
  if (!m_pd3dDevice) return(false);  
  if (fTime <= 0) return(false); 
 
  CAnimFrame *newframe = new CAnimFrame(); 
   
  // create a texture for this frame 
  if (FAILED(D3DXCreateTextureFromFile(m_pd3dDevice,  
             strFilename, &newframe->m_pTexture))) { 
    delete newframe; 
    return(false); 
  } 
   
  // add to vector 
  newframe->m_fTime = fTime; 
  m_vFrames.push_back(newframe); 
  return(true); 
} 
 
void CAnimSequence::DeleteFrame(int index) 
{ 
  delete *(m_vFrames.begin() + index); 
  m_vFrames.erase(m_vFrames.begin() + index); 
} 
 
void CAnimSequence::ClearAllFrames() 
{ 
  for (std::vector::iterator i = m_vFrames.begin();  
       i != m_vFrames.end(); ++i) { 
    delete *i; 
  } 
  m_vFrames.clear(); 
} 
 
void CAnimSequence::Render(CTimer &timer, D3DXMATRIX mat) 
{ 
  if (!m_pd3dDevice) return;  
  if (timer.GetTime() < 0) return; 
 
	int iCurFrame = GetCurFrame(timer); 
 
  if (iCurFrame >= m_vFrames.size()) return; 
 
  CAnimFrame *f = m_vFrames[iCurFrame]; 
 
  m_pd3dDevice->SetTransform(D3DTS_WORLD, &mat); 
  m_pd3dDevice->SetTexture(0, f->m_pTexture); 
  //m_pd3dDevice->SetVertexShader(D3DFVF_XYZ_DIFFUSE_TEX1); 
  m_pd3dDevice->SetStreamSource(0, m_pVBQuad,0, sizeof(VERTEX_XYZ_DIFFUSE_TEX1)); 
  m_pd3dDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 2); 
} 
 
int CAnimSequence::GetCurFrame(CTimer &timer) 
{ 
  int iCurFrame = 0; float fTimeCount = 0.0f; 
  for (std::vector::iterator i = m_vFrames.begin(); i != m_vFrames.end(); ++i) { 
    fTimeCount += (*i)->m_fTime; 
    if (timer.GetTime() <= fTimeCount) break; 
    iCurFrame++; 
  } 
	return(iCurFrame); 
}