Lambda.h
#ifndef HALIDE_LAMBDA_H
#define HALIDE_LAMBDA_H
#include "Func.h"
#include "Var.h"
/** \file
* Convenience functions for creating small anonymous Halide
* functions. See test/lambda.cpp for example usage. */
namespace Halide {
/** Create a zero-dimensional halide function that returns the given
* expression. The function may have more dimensions if the expression
* contains implicit arguments. */
Func lambda(const Expr &e);
/** Create a 1-D halide function in the first argument that returns
* the second argument. The function may have more dimensions if the
* expression contains implicit arguments and the list of Var
* arguments contains a placeholder ("_"). */
Func lambda(const Var &x, const Expr &e);
/** Create a 2-D halide function in the first two arguments that
* returns the last argument. The function may have more dimensions if
* the expression contains implicit arguments and the list of Var
* arguments contains a placeholder ("_"). */
Func lambda(const Var &x, const Var &y, const Expr &e);
/** Create a 3-D halide function in the first three arguments that
* returns the last argument. The function may have more dimensions
* if the expression contains implicit arguments and the list of Var
* arguments contains a placeholder ("_"). */
Func lambda(const Var &x, const Var &y, const Var &z, const Expr &e);
/** Create a 4-D halide function in the first four arguments that
* returns the last argument. The function may have more dimensions if
* the expression contains implicit arguments and the list of Var
* arguments contains a placeholder ("_"). */
Func lambda(const Var &x, const Var &y, const Var &z, const Var &w, const Expr &e);
/** Create a 5-D halide function in the first five arguments that
* returns the last argument. The function may have more dimensions if
* the expression contains implicit arguments and the list of Var
* arguments contains a placeholder ("_"). */
Func lambda(const Var &x, const Var &y, const Var &z, const Var &w, const Var &v, const Expr &e);
} // namespace Halide
#endif // HALIDE_LAMBDA_H