53 lines
1.3 KiB
C
53 lines
1.3 KiB
C
/* -*- tab-width: 4; -*- */
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/* vi: set sw=2 ts=4 expandtab: */
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/* $Id: d858975c68f39438233f78cbf217f70fc5ddd316 $ */
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/*
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* Copyright (c) 2010 The Khronos Group Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "KHR/khrplatform.h"
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/*
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* SwapEndian16: Swaps endianness in an array of 16-bit values
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*/
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void
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_ktxSwapEndian16(khronos_uint16_t* pData16, int count)
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{
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int i;
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for (i = 0; i < count; ++i)
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{
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khronos_uint16_t x = *pData16;
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*pData16++ = (x << 8) | (x >> 8);
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}
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}
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/*
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* SwapEndian32: Swaps endianness in an array of 32-bit values
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*/
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void
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_ktxSwapEndian32(khronos_uint32_t* pData32, int count)
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{
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int i;
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for (i = 0; i < count; ++i)
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{
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khronos_uint32_t x = *pData32;
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*pData32++ = (x << 24) | ((x & 0xFF00) << 8) | ((x & 0xFF0000) >> 8) | (x >> 24);
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}
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}
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