Exemplos de Direction3D em C++ (Cpp)

Exemplo n.º 1

Arquivo: quaternion.cpp Projeto: pendingchaos/WIP12

void Quaternion::setAxis(const Direction3D& axis)
{
    Direction3D axis_ = axis.normalize();

    float sha = std::sin(std::acos(w));

    x = axis_.x * sha;
    y = axis_.y * sha;
    z = axis_.z * sha;
}

Exemplo n.º 2

Arquivo: quaternion.cpp Projeto: pendingchaos/WIP12

void Quaternion::setAxisAndAngle(const Direction3D& axis, float angle)
{
    Direction3D axis_ = axis.normalize();

    float sha = std::sin(angle / 2.0f);

    x = axis_.x * sha;
    y = axis_.y * sha;
    z = axis_.z * sha;
    w = std::cos(angle / 2.0f);
}

Exemplo n.º 3

Arquivo: movetopoint_handler.cpp Projeto: gongjiji/kbengine

//-------------------------------------------------------------------------------------
bool MoveToPointHandler::update()
{
	if(pController_ == NULL)
	{
		delete this;
		return false;
	}
	
	Entity* pEntity = pController_->pEntity();
	const Position3D& dstPos = destPos();
	Position3D currpos = pEntity->getPosition();
	Direction3D direction = pEntity->getDirection();

	Vector3 movement = dstPos - currpos;
	if (!moveVertically_) movement.y = 0.f;
	
	bool ret = true;

	if(KBEVec3Length(&movement) < velocity_ + range_)
	{
		float y = currpos.y;
		currpos = dstPos;

		if(range_ > 0.0f)
		{
			// 单位化向量
			KBEVec3Normalize(&movement, &movement); 
			movement *= range_;
			currpos -= movement;
		}

		if (!moveVertically_)
			currpos.y = y;

		ret = false;
	}
	else
	{
		// 单位化向量
		KBEVec3Normalize(&movement, &movement); 

		// 移动位置
		movement *= velocity_;
		currpos += movement;
	}
	
	// 是否需要改变面向
	if (faceMovement_ && (movement.x != 0.f || movement.z != 0.f))
		direction.yaw(movement.yaw());
	
	// 设置entity的新位置和面向
	if(pController_)
		pEntity->setPositionAndDirection(currpos, direction);

	// 非navigate都不能确定其在地面上
	if(pController_)
		pEntity->isOnGround(isOnGround());

	// 通知脚本
	if(pController_)
		pEntity->onMove(pController_->id(), pyuserarg_);

	// 如果达到目的地则返回true
	if(!ret)
	{
		return !requestMoveOver();
	}

	return true;
}

Exemplo n.º 4

Arquivo: moveto_point_handler.cpp Projeto: 249198000/kbengine

//-------------------------------------------------------------------------------------
bool MoveToPointHandler::update(TimerHandle& handle)
{
	if(pEntity_ == NULL)
	{
		handle.cancel();
		return false;
	}
	
	Entity* pEntity = pEntity_;
	const Position3D& dstPos = destPos();
	Position3D currpos = pEntity->position();
	Position3D currpos_backup = currpos;
	Direction3D direction = pEntity->direction();

	Vector3 movement = dstPos - currpos;
	if (!moveVertically_) movement.y = 0.f;
	
	bool ret = true;

	if(KBEVec3Length(&movement) < velocity_ + distance_)
	{
		float y = currpos.y;
		currpos = dstPos;

		if(distance_ > 0.0f)
		{
			// 单位化向量
			KBEVec3Normalize(&movement, &movement); 
			movement *= distance_;
			currpos -= movement;
		}

		if (!moveVertically_)
			currpos.y = y;

		ret = false;
	}
	else
	{
		// 单位化向量
		KBEVec3Normalize(&movement, &movement); 

		// 移动位置
		movement *= velocity_;
		currpos += movement;
	}
	
	// 是否需要改变面向
	if (faceMovement_ && (movement.x != 0.f || movement.z != 0.f))
		direction.yaw(movement.yaw());
	
	// 设置entity的新位置和面向
	pEntity_->position(currpos);
	pEntity_->direction(direction);

	// 非navigate都不能确定其在地面上
	pEntity_->isOnGound(false);

	// 通知脚本
	pEntity->onMove(scriptCallbacks_.getIDForHandle(handle), layer_, currpos_backup, pyuserarg_);

	// 如果达到目的地则返回true
	if(!ret)
	{
		return !requestMoveOver(handle, currpos_backup);
	}

	return true;
}