void rotateTo(irr::core::vector3d<irr::f32> rotation)
{
if(node)
{
//do I want this from left to right too??? Assuming yes.
node->setRotation(rightToLeft(rotation) + rightToLeft(irr::core::vector3d<irr::f32>(defaultXRotation,defaultYRotation,defaultZRotation)));
}
}
void goTo(irr::core::vector3d<irr::f32> position)
{
if(node)
{
node->setPosition(rightToLeft(position));
}
}
/**
* 计算你能获得的最大收益
*
* @param prices Prices[i]即第i天的股价
* @return 整型
*/
int calculateMax(vector<int> prices) {
vector<int> leftToRight(prices.size(),0);
int minLeft = 0;
for(int i=1;i<prices.size();i++){ // From left to right
if(prices[i]>prices[i-1]){
leftToRight[i] = std::max(leftToRight[i-1],prices[i]-prices[minLeft]);
}
else{
leftToRight[i] = leftToRight[i-1];
if(prices[i]<prices[minLeft]){
minLeft = i;
}
}
}
vector<int> rightToLeft(prices.size(),0);
int maxRight = prices.size()-1;
for(int i=prices.size()-2;i>=0;i--){
if(prices[i]<prices[i+1]){
rightToLeft[i] = std::max(prices[maxRight]-prices[i],rightToLeft[i+1]);
}else{
rightToLeft[i] = rightToLeft[i+1];
if(prices[i]>prices[maxRight]){
maxRight = i;
}
}
}
int ret=0;
for(int i=0;i<prices.size();i++){
ret = max(leftToRight[i]+rightToLeft[i],ret);
}
return ret;
}
ILModel(irr::scene::ISceneManager *mngr, irr::c8 *fName, irr::core::vector3d<irr::f32> position, irr::core::vector3d<irr::f32> rotation)
{
manager = mngr;
mesh = mngr->getMesh(fName);
node = 0;
defaultXRotation = 0.0f;
defaultYRotation = 0.0f;
defaultZRotation = -90.0f;
node = manager->addAnimatedMeshSceneNode(mesh);
node->setPosition(rightToLeft(position));
rotateTo(rotation);
}
