Learning_GTK4_tree/gsk/gl/fp16private.h

75 lines
2.1 KiB
C

/* fp16private.h
*
* Copyright 2021 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#pragma once
#include <glib.h>
G_BEGIN_DECLS
#define FP16_ZERO ((guint16)0)
#define FP16_ONE ((guint16)15360)
#define FP16_MINUS_ONE ((guint16)48128)
void float_to_half4 (const float f[4],
guint16 h[4]);
void half_to_float4 (const guint16 h[4],
float f[4]);
void float_to_half (const float *f,
guint16 *h,
int n);
void half_to_float (const guint16 *h,
float *f,
int n);
void float_to_half4_f16c (const float f[4],
guint16 h[4]);
void half_to_float4_f16c (const guint16 h[4],
float f[4]);
void float_to_half_f16c (const float *f,
guint16 *h,
int n);
void half_to_float_f16c (const guint16 *h,
float *f,
int n);
void float_to_half4_c (const float f[4],
guint16 h[4]);
void half_to_float4_c (const guint16 h[4],
float f[4]);
void float_to_half_c (const float *f,
guint16 *h,
int n);
void half_to_float_c (const guint16 *h,
float *f,
int n);
G_END_DECLS