25 lines
1.0 KiB
C
25 lines
1.0 KiB
C
/****************************************************************************
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* *
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* Project64 - A Nintendo 64 emulator. *
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* http://www.pj64-emu.com/ *
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* Copyright (C) 2016 Project64. All rights reserved. *
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* *
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* License: *
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* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
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* *
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****************************************************************************/
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#pragma once
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static inline int16_t clamp_s16(int_fast32_t x)
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{
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x = (x < INT16_MIN) ? INT16_MIN : x;
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x = (x > INT16_MAX) ? INT16_MAX : x;
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return (int16_t)x;
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}
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static inline int32_t vmulf(int16_t x, int16_t y)
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{
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return (((int32_t)(x))*((int32_t)(y))+0x4000)>>15;
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}
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