| /* |
| * Copyright 2024 Valve Corporation |
| * Copyright 2023 Alyssa Rosenzweig |
| * SPDX-License-Identifier: MIT |
| */ |
| |
| #pragma once |
| |
| #ifndef __OPENCL_VERSION__ |
| #error "should only be included from OpenCL" |
| #endif |
| |
| #define CL_FLT_EPSILON 1.1920928955078125e-7f |
| |
| /* OpenCL C lacks roundf and llroundf, we can emulate it */ |
| static inline float roundf(float x) |
| { |
| return trunc(x + copysign(0.5f - 0.25f * CL_FLT_EPSILON, x)); |
| } |
| |
| static inline long long llroundf(float x) |
| { |
| return roundf(x); |
| } |
| |
| static inline long lrintf(float x) |
| { |
| return (long)roundf(x); |
| } |
| |
| static inline float fabsf(float x) |
| { |
| return fabs(x); |
| } |
