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C++ AD::make_variable方法代码示例

本文整理汇总了C++中AD::make_variable方法的典型用法代码示例。如果您正苦于以下问题：C++ AD::make_variable方法的具体用法？C++ AD::make_variable怎么用？C++ AD::make_variable使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类AD的用法示例。


在下文中一共展示了AD::make_variable方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: if

AD<Base> operator / (const AD<Base> &left , const AD<Base> &right)
{
	// compute the Base part
	AD<Base> result;
	result.value_  = left.value_ / right.value_;
	CPPAD_ASSERT_UNKNOWN( Parameter(result) );

	// check if there is a recording in progress
	ADTape<Base>* tape = AD<Base>::tape_ptr();
	if( tape == CPPAD_NULL )
		return result;
	tape_id_t tape_id = tape->id_;

	// tape_id cannot match the default value for tape_id_; i.e., 0
	CPPAD_ASSERT_UNKNOWN( tape_id > 0 );
	bool var_left  = left.tape_id_  == tape_id;
	bool var_right = right.tape_id_ == tape_id;

	if( var_left )
	{	if( var_right )
		{	// result = variable / variable
			CPPAD_ASSERT_KNOWN(
				left.tape_id_ == right.tape_id_,
				"Dividing AD objects that are"
				" variables on different tapes."
			);
			CPPAD_ASSERT_UNKNOWN( NumRes(DivvvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(DivvvOp) == 2 );

			// put operand addresses in tape
			tape->Rec_.PutArg(left.taddr_, right.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(DivvvOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
		else if( IdenticalOne(right.value_) )
		{	// result = variable / 1
			result.make_variable(left.tape_id_, left.taddr_);
		}
		else
		{	// result = variable / parameter
			CPPAD_ASSERT_UNKNOWN( NumRes(DivvpOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(DivvpOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(right.value_);
			tape->Rec_.PutArg(left.taddr_, p);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(DivvpOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	else if( var_right )
	{	if( IdenticalZero(left.value_) )
		{	// result = 0 / variable
		}
		else
		{	// result = parameter / variable
			CPPAD_ASSERT_UNKNOWN( NumRes(DivpvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(DivpvOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(left.value_);
			tape->Rec_.PutArg(p, right.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(DivpvOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	return result;
}
开发者ID:GodinA，项目名称:adcomp，代码行数:74，代码来源:div.hpp

示例2: if

AD<Base> operator - (const AD<Base> &left , const AD<Base> &right)
{	ADTape<Base> *tape = AD<Base>::tape_ptr();
	bool var_left, var_right;
# ifdef NDEBUG
	if( tape == CPPAD_NULL )
	{	var_left =  false;
		var_right = false;
	}
	else
	{
		var_left  = left.id_  == tape->id_;
		var_right = right.id_ == tape->id_;
	}
# else
	var_left  = Variable(left);
	var_right = Variable(right);
	CPPAD_ASSERT_KNOWN(
		(! var_left) || left.id_ == tape->id_ ,
		"- left operand is a variable for a different thread"
	);
	CPPAD_ASSERT_KNOWN(
		(! var_right) || right.id_ == tape->id_ ,
		"- right operand is a variable for a different thread"
	);
# endif

	AD<Base> result;
	result.value_  = left.value_ - right.value_;
	CPPAD_ASSERT_UNKNOWN( Parameter(result) );

	if( var_left )
	{	if( var_right )
		{	// result = variable - variable
			CPPAD_ASSERT_UNKNOWN( NumVar(SubvvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumInd(SubvvOp) == 2 );

			// put operand addresses in tape
			tape->Rec_.PutInd(left.taddr_, right.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(SubvvOp);
			// make result a variable
			result.id_ = tape->id_;
		}
		else if( IdenticalZero(right.value_) )
		{	// result = variable - 0
			result.make_variable(left.id_, left.taddr_);
		}
		else
		{	// result = variable - parameter
			CPPAD_ASSERT_UNKNOWN( NumVar(SubvpOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumInd(SubvpOp) == 2 );

			// put operand addresses in tape
			size_t p = tape->Rec_.PutPar(right.value_);
			tape->Rec_.PutInd(left.taddr_, p);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(SubvpOp);
			// make result a variable
			result.id_ = tape->id_;
		}
	}
	else if( var_right )
	{	// result = parameter - variable
		CPPAD_ASSERT_UNKNOWN( NumVar(SubpvOp) == 1 );
		CPPAD_ASSERT_UNKNOWN( NumInd(SubpvOp) == 2 );

		// put operand addresses in tape
		size_t p = tape->Rec_.PutPar(left.value_);
		tape->Rec_.PutInd(p, right.taddr_);
		// put operator in the tape
		result.taddr_ = tape->Rec_.PutOp(SubpvOp);
		// make result a variable
		result.id_ = tape->id_;
	}
	return result;
}
开发者ID:cran，项目名称:SpeciesMix，代码行数:76，代码来源:sub.hpp

示例3: if

// case where x and y are AD<Base> -------------------------------------------
template <class Base> AD<Base>
azmul(const AD<Base>& x, const AD<Base>& y)
{
	// compute the Base part
	AD<Base> result;
	result.value_ = azmul(x.value_, y.value_);

	// check if there is a recording in progress
	ADTape<Base>* tape = AD<Base>::tape_ptr();
	if( tape == CPPAD_NULL )
		return result;
	tape_id_t tape_id = tape->id_;

	// tape_id cannot match the default value for tape_id_; i.e., 0
	CPPAD_ASSERT_UNKNOWN( tape_id > 0 );
	bool var_x = x.tape_id_ == tape_id;
	bool var_y = y.tape_id_ == tape_id;

	if( var_x )
	{	if( var_y )
		{	// result = azmul(variable, variable)
			CPPAD_ASSERT_UNKNOWN( NumRes(ZmulvvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(ZmulvvOp) == 2 );

			// put operand addresses in tape
			tape->Rec_.PutArg(x.taddr_, y.taddr_);

			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(ZmulvvOp);

			// make result a variable
			result.tape_id_ = tape_id;
		}
		else if( IdenticalZero( y.value_ ) )
		{	// result = variable * 0
		}
		else if( IdenticalOne( y.value_ ) )
		{	// result = variable * 1
			result.make_variable(x.tape_id_, x.taddr_);
		}
		else
		{	// result = zmul(variable, parameter)
			CPPAD_ASSERT_UNKNOWN( NumRes(ZmulvpOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(ZmulvpOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(y.value_);
			tape->Rec_.PutArg(x.taddr_, p);

			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(ZmulvpOp);

			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	else if( var_y )
	{	if( IdenticalZero(x.value_) )
		{	// result = 0 * variable
		}
		else if( IdenticalOne( x.value_ ) )
		{	// result = 1 * variable
			result.make_variable(y.tape_id_, y.taddr_);
		}
		else
		{	// result = zmul(parameter, variable)
			CPPAD_ASSERT_UNKNOWN( NumRes(ZmulpvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(ZmulpvOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(x.value_);
			tape->Rec_.PutArg(p, y.taddr_);

			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(ZmulpvOp);

			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	return result;
}
开发者ID:barak，项目名称:CppAD-1，代码行数:83，代码来源:azmul.hpp

示例4: NumRes

void local::ADTape<Base>::RecordCondExp(
	enum CompareOp  cop         ,
	AD<Base>       &returnValue ,
	const AD<Base> &left        ,
	const AD<Base> &right       ,
	const AD<Base> &if_true     ,
	const AD<Base> &if_false    )
{	size_t   ind0, ind1, ind2, ind3, ind4, ind5;
	size_t   returnValue_taddr;

	// taddr_ of this variable
	CPPAD_ASSERT_UNKNOWN( NumRes(CExpOp) == 1 );
	returnValue_taddr = Rec_.PutOp(CExpOp);

	// ind[0] = cop
	ind0 = addr_t( cop );

	// ind[1] = base 2 represenation of the value
	// [Var(left), Var(right), Var(if_true), Var(if_false)]
	ind1 = 0;

	// Make sure returnValue is in the list of variables and set its taddr
	if( Parameter(returnValue) )
		returnValue.make_variable(id_, returnValue_taddr );
	else	returnValue.taddr_ = returnValue_taddr;

	// ind[2] = left address
	if( Parameter(left) )
		ind2 = Rec_.PutPar(left.value_);
	else
	{	ind1 += 1;
		ind2 = left.taddr_;
	}

	// ind[3] = right address
	if( Parameter(right) )
		ind3 = Rec_.PutPar(right.value_);
	else
	{	ind1 += 2;
		ind3 = right.taddr_;
	}

	// ind[4] = if_true address
	if( Parameter(if_true) )
		ind4 = Rec_.PutPar(if_true.value_);
	else
	{	ind1 += 4;
		ind4 = if_true.taddr_;
	}

	// ind[5] =  if_false address
	if( Parameter(if_false) )
		ind5 = Rec_.PutPar(if_false.value_);
	else
	{	ind1 += 8;
		ind5 = if_false.taddr_;
	}

	CPPAD_ASSERT_UNKNOWN( NumArg(CExpOp) == 6 );
	CPPAD_ASSERT_UNKNOWN( ind1 > 0 );
	Rec_.PutArg(ind0, ind1, ind2, ind3, ind4, ind5);

	// check that returnValue is a dependent variable
	CPPAD_ASSERT_UNKNOWN( Variable(returnValue) );
}
开发者ID:iagomosqueira，项目名称:FLasher，代码行数:65，代码来源:cond_exp.hpp

示例5: if

AD<Base> operator / (const AD<Base> &left , const AD<Base> &right)
{
    // compute the Base part
    AD<Base> result;
    result.value_  = left.value_ / right.value_;
    CPPAD_ASSERT_UNKNOWN( Parameter(result) );

    // check if there is a recording in progress
    local::ADTape<Base>* tape = AD<Base>::tape_ptr();
    if( tape == CPPAD_NULL )
        return result;
    tape_id_t tape_id = tape->id_;
    // tape_id cannot match the default value for tape_id_; i.e., 0
    CPPAD_ASSERT_UNKNOWN( tape_id > 0 );

    // check if left and right tapes match
    bool match_left  = left.tape_id_  == tape_id;
    bool match_right = right.tape_id_ == tape_id;

    // check if left and right are dynamic parameters
    bool dyn_left  = match_left  & (left.ad_type_ == dynamic_enum);
    bool dyn_right = match_right & (right.ad_type_ == dynamic_enum);

    // check if left and right are variables
    bool var_left  = match_left  & (left.ad_type_ != dynamic_enum);
    bool var_right = match_right & (right.ad_type_ != dynamic_enum);

    CPPAD_ASSERT_KNOWN(
        left.tape_id_ == right.tape_id_ || ! match_left || ! match_right ,
        "Divide: AD variables or dynamic parameters on different threads."
    );
    if( var_left )
    {   if( var_right )
        {   // result = variable / variable
            CPPAD_ASSERT_UNKNOWN( local::NumRes(local::DivvvOp) == 1 );
            CPPAD_ASSERT_UNKNOWN( local::NumArg(local::DivvvOp) == 2 );

            // put operand addresses in tape
            tape->Rec_.PutArg(left.taddr_, right.taddr_);
            // put operator in the tape
            result.taddr_ = tape->Rec_.PutOp(local::DivvvOp);
            // make result a variable
            result.tape_id_ = tape_id;
            result.ad_type_ = variable_enum;
        }
        else if( (! dyn_right) & IdenticalOne(right.value_) )
        {   // result = variable / 1
            result.make_variable(left.tape_id_, left.taddr_);
        }
        else
        {   // result = variable / parameter
            CPPAD_ASSERT_UNKNOWN( local::NumRes(local::DivvpOp) == 1 );
            CPPAD_ASSERT_UNKNOWN( local::NumArg(local::DivvpOp) == 2 );

            // put operand addresses in tape
            addr_t p = right.taddr_;
            if( ! dyn_right )
                p = tape->Rec_.put_con_par(right.value_);
            tape->Rec_.PutArg(left.taddr_, p);
            // put operator in the tape
            result.taddr_ = tape->Rec_.PutOp(local::DivvpOp);
            // make result a variable
            result.tape_id_ = tape_id;
            result.ad_type_ = variable_enum;
        }
    }
    else if( var_right )
    {   if( (! dyn_left) & IdenticalZero(left.value_) )
        {   // result = 0 / variable
        }
        else
        {   // result = parameter / variable
            CPPAD_ASSERT_UNKNOWN( local::NumRes(local::DivpvOp) == 1 );
            CPPAD_ASSERT_UNKNOWN( local::NumArg(local::DivpvOp) == 2 );

            // put operand addresses in tape
            addr_t p = left.taddr_;
            if( ! dyn_left )
                p = tape->Rec_.put_con_par(left.value_);
            tape->Rec_.PutArg(p, right.taddr_);
            // put operator in the tape
            result.taddr_ = tape->Rec_.PutOp(local::DivpvOp);
            // make result a variable
            result.tape_id_ = tape_id;
            result.ad_type_ = variable_enum;
        }
    }
    else if( dyn_left | dyn_right )
    {   addr_t arg0 = left.taddr_;
        addr_t arg1 = right.taddr_;
        if( ! dyn_left )
            arg0 = tape->Rec_.put_con_par(left.value_);
        if( ! dyn_right )
            arg1 = tape->Rec_.put_con_par(right.value_);
        //
        // parameters with a dynamic parameter result
        result.taddr_   = tape->Rec_.put_dyn_par(
            result.value_, local::div_dyn,   arg0, arg1
        );
        result.tape_id_ = tape_id;
//.........这里部分代码省略.........
开发者ID:barak，项目名称:cppad，代码行数:101，代码来源:div.hpp

示例6: if

AD<Base> operator + (const AD<Base> &left , const AD<Base> &right)
{
	// compute the Base part of this AD object
	AD<Base> result;
	result.value_  = left.value_ + right.value_;
	CPPAD_ASSERT_UNKNOWN( Parameter(result) );

	// check if there is a recording in progress
	ADTape<Base>* tape = AD<Base>::tape_ptr();
	if( tape == CPPAD_NULL )
		return result;
	tape_id_t tape_id = tape->id_;

	// tape_id cannot match the default value for tape_id_; i.e., 0
	CPPAD_ASSERT_UNKNOWN( tape_id > 0 );
	bool var_left  = left.tape_id_  == tape_id;
	bool var_right = right.tape_id_ == tape_id;

	if( var_left )
	{	if( var_right )
		{	// result = variable + variable
			CPPAD_ASSERT_UNKNOWN( NumRes(AddvvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(AddvvOp) == 2 );

			// put operand addresses in tape
			tape->Rec_.PutArg(left.taddr_, right.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(AddvvOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
		else if( IdenticalZero(right.value_) )
		{	// result = variable + 0
			result.make_variable(left.tape_id_, left.taddr_);
		}
		else
		{	// result = variable  + parameter
			//        = parameter + variable
			CPPAD_ASSERT_UNKNOWN( NumRes(AddpvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(AddpvOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(right.value_);
			tape->Rec_.PutArg(p, left.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(AddpvOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	else if( var_right )
	{	if( IdenticalZero(left.value_) )
		{	// result = 0 + variable
			result.make_variable(right.tape_id_, right.taddr_);
		}
		else
		{	// result = parameter + variable
			CPPAD_ASSERT_UNKNOWN( NumRes(AddpvOp) == 1 );
			CPPAD_ASSERT_UNKNOWN( NumArg(AddpvOp) == 2 );

			// put operand addresses in tape
			addr_t p = tape->Rec_.PutPar(left.value_);
			tape->Rec_.PutArg(p, right.taddr_);
			// put operator in the tape
			result.taddr_ = tape->Rec_.PutOp(AddpvOp);
			// make result a variable
			result.tape_id_ = tape_id;
		}
	}
	return result;
}
开发者ID:GodinA，项目名称:adcomp，代码行数:71，代码来源:add.hpp


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