示例#1
0
void
Drawer::drawPieces(const Board::ConstStackHandle& s) const
{
  startTexture();
  glPushMatrix();
  translateTo(s.stackCoord());
  glTranslatef(0.5f*caseD,0.5f*caseD,0.0f);
  for (Stack::const_iterator
	 iter = s->begin(),
	 istop= s->end();
       iter != istop;++iter)
  {
    drawPiece((*iter)->color());
    glTranslatef(0.0f,0.0f,pieceH);
  }
  glPopMatrix();
  endTexture();
}
示例#2
0
void
Drawer::drawMove(const Board& b,const Game::Move m,float t) const
{
  const float L = caseD*estimateDrawMoveLength(b,m);
  const float t0 = (b.heightMax()+1-b.stackAt(m.src)->height())*pieceH/L;
  const float t1 = 1.0f-(b.heightMax()+1-b.stackAt(m.dst)->height())*pieceH/L;
  Board::ConstStackHandle src = b.stackAt(m.src);
  glPushMatrix();
  startTexture();
  if (t<=t0)
  {
    t /= t0;
    float srcH = src->height()*pieceH;
    float dstH = b.heightMax()*pieceH+pieceH;
    translateTo(m.src);
    glTranslatef(0.5f*caseD,0.5f*caseD,
		 (1-t)*srcH+t*dstH);
    for (Stack::const_iterator
	   iter = src->begin(),
	   istop= src->end();
	 iter != istop;++iter)
    {
      drawPiece((*iter)->color());
      glTranslatef(0.0f,0.0f,pieceH);
    }
  }
  else if (t<=t1)
  {
    t = (t-t0)/(t1-t0);
    static const float shifts[5] = { 1.0f,0.5f,0.0f,-0.5f,-1.0f };
    float srcX = boardB+vLabelW+m.src.x()*caseD+shifts[m.src.y()]*caseD;
    float srcY = boardB+hLabelH+m.src.y()*caseD;
    float dstX = boardB+vLabelW+m.dst.x()*caseD+shifts[m.dst.y()]*caseD;
    float dstY = boardB+hLabelH+m.dst.y()*caseD;
    glTranslatef((1.0f-t)*srcX+t*dstX+0.5f*caseD,
		 (1.0f-t)*srcY+t*dstY+0.5f*caseD,
		 b.heightMax()*pieceH+pieceH);
    for (Stack::const_iterator
	   iter = src->begin(),
	   istop= src->end();
	 iter != istop;++iter)
    {
      drawPiece((*iter)->color());
      glTranslatef(0.0f,0.0f,pieceH);
    }
  }
  else
  {
    t = (t-t1)/(1.0f-t1);
    float srcH = b.heightMax()*pieceH+pieceH;
    float dstH = b.stackAt(m.dst)->height()*pieceH;
    translateTo(m.dst);
    glTranslatef(0.5f*caseD,0.5f*caseD,
		 (1-t)*srcH+t*dstH);
    for (Stack::const_iterator
	   iter = src->begin(),
	   istop= src->end();
	 iter != istop;++iter)
    {
      drawPiece((*iter)->color());
      glTranslatef(0.0f,0.0f,pieceH);
    }
  }
  endTexture();
  glPopMatrix();

}