Example #1
0
/////////////////////////////////////////////////////////
// renderParticles
//
/////////////////////////////////////////////////////////
void part_draw :: renderParticles(GemState *state)
{
  bool lighting=false;
  state->get(GemState::_GL_LIGHTING, lighting);
  if (lighting)   {
    glDisable(GL_LIGHTING);
  }
  if (m_tickTime > 0.f)   {
    pMove();
  }
  pDrawGroupp(m_drawType);
  if (lighting) {
    glEnable(GL_LIGHTING);
  }
}
Example #2
0
/////////////////////////////////////////////////////////
// renderParticles
//
/////////////////////////////////////////////////////////
void part_render :: renderParticles(GemState *state)
{
  if (m_tickTime > 0.f)    {
    pMove();
  }
  //	pDrawGroupp();
  int cnt = pGetGroupCount();
  if(cnt < 1)return;
  if (cnt>m_number){
    if(m_colors)delete[]m_colors;
    if(m_sizes) delete[]m_sizes;
    if(m_pos)   delete[]m_pos;
    m_number = cnt;

    m_colors = new GLfloat[m_number * 4];
    m_sizes  = new GLfloat[m_number * 3];
    m_pos    = new GLfloat[m_number * 3];
  }
  GLfloat *position = m_pos;
  GLfloat *color = m_colorize ?  m_colors : NULL;
  GLfloat *size = m_sizing ? m_sizes : NULL;
  pGetParticles(0, cnt, position, color, NULL, size);
  for(int i = 0; i < cnt; i++)	{
    glMatrixMode(GL_MODELVIEW);
    glPushMatrix();
    glTranslatef(position[0], position[1], position[2]);
    position+=3;
    if(color!=NULL){
      glColor4fv((GLfloat *)&color[i*4]);
      //post("%d color: %f %f %f", i, color[0], color[1], color[2], color[3]);
    }
    if(size!=NULL){
      glScalef(size[0], size[1], size[2]);
      //      post("%d size: %f %f %f", i, size[0], size[1], size[2]);
      size+=3;
    }
    if(i<(cnt-1)){
      continueRender(state);
      glMatrixMode(GL_MODELVIEW);
      glPopMatrix();
    }
  }
}