Param.h File Reference

#include <type_traits>
#include "Argument.h"
#include "ExternFuncArgument.h"
#include "IR.h"

Go to the source code of this file.

Classes
class	Halide::Param< T >
	A scalar parameter to a halide pipeline. More...

Namespaces
	Halide
	This file defines the class FunctionDAG, which is our representation of a Halide pipeline, and contains methods to using Halide's bounds tools to query properties of it.

Macros
#define	HALIDE_HANDLE_TYPE_DISPATCH(CODE, BITS, TYPE)
#define	HALIDE_HANDLE_TYPE_DISPATCH(CODE, BITS, TYPE)

Functions
Expr	Halide::user_context_value ()
	Returns an Expr corresponding to the user context passed to the function (if any). More...

Detailed Description

Classes for declaring scalar parameters to halide pipelines

Definition in file Param.h.

Macro Definition Documentation

HALIDE_HANDLE_TYPE_DISPATCH [1/2]

#define HALIDE_HANDLE_TYPE_DISPATCH	(		CODE,
			BITS,
			TYPE
	)

Value:

                case halide_type_t(CODE, BITS).as_u32():                                              \
                    user_assert(Internal::IsRoundtrippable<TYPE>::value(val))                         \
                        << "The value " << val << " cannot be losslessly converted to type " << type; \
                    param.set_scalar<TYPE>(Internal::StaticCast<TYPE>::value(val));                   \
                    break;

HALIDE_HANDLE_TYPE_DISPATCH [2/2]

#define HALIDE_HANDLE_TYPE_DISPATCH	(		CODE,
			BITS,
			TYPE
	)

Value:

                case halide_type_t(CODE, BITS).as_u32():                                              \
                    user_assert(Internal::IsRoundtrippable<TYPE>::value(val))                         \
                        << "The value " << val << " cannot be losslessly converted to type " << type; \
                    param.set_estimate(Expr(Internal::StaticCast<TYPE>::value(val)));                   \
                    break;