Halide 19.0.0
Halide compiler and libraries
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Lerp.h
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1#ifndef HALIDE_LERP_H
2#define HALIDE_LERP_H
3
4/** \file
5 * Defines methods for converting a lerp intrinsic into Halide IR.
6 */
7
8#include "Expr.h"
9
10namespace Halide {
11
12struct Target;
13
14namespace Internal {
15
16/** Build Halide IR that computes a lerp. Use by codegen targets that don't have
17 * a native lerp. The lerp is done in the type of the zero value. The final_type
18 * is a cast that should occur after the lerp. It's included because in some
19 * cases you can incorporate a final cast into the lerp math. */
20Expr lower_lerp(Type final_type, Expr zero_val, Expr one_val, const Expr &weight, const Target &target);
21
22} // namespace Internal
23} // namespace Halide
24
25#endif
Base classes for Halide expressions (Halide::Expr) and statements (Halide::Internal::Stmt)
Expr lower_lerp(Type final_type, Expr zero_val, Expr one_val, const Expr &weight, const Target &target)
Build Halide IR that computes a lerp.
This file defines the class FunctionDAG, which is our representation of a Halide pipeline,...
@ Internal
Not visible externally, similar to 'static' linkage in C.
A fragment of Halide syntax.
Definition Expr.h:258
A struct representing a target machine and os to generate code for.
Definition Target.h:19
Types in the halide type system.
Definition Type.h:283