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74 lines
3.5 KiB
C++
74 lines
3.5 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library - "Jules' Utility Class Extensions"
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Copyright 2004-11 by Raw Material Software Ltd.
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------------------------------------------------------------------------------
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JUCE can be redistributed and/or modified under the terms of the GNU General
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Public License (Version 2), as published by the Free Software Foundation.
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A copy of the license is included in the JUCE distribution, or can be found
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online at www.gnu.org/licenses.
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JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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------------------------------------------------------------------------------
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To release a closed-source product which uses JUCE, commercial licenses are
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available: visit www.rawmaterialsoftware.com/juce for more information.
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==============================================================================
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*/
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#ifndef __JUCE_FLOATVECTOROPERATIONS_JUCEHEADER__
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#define __JUCE_FLOATVECTOROPERATIONS_JUCEHEADER__
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//==============================================================================
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/**
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A collection of simple vector operations on arrays of floats, accelerated with
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SIMD instructions where possible.
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*/
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class JUCE_API FloatVectorOperations
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{
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public:
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//==============================================================================
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/** Clears a vector of floats. */
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static void JUCE_CALLTYPE clear (float* dest, int numValues) noexcept;
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/** Copies a repeated value into a vector of floats. */
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static void JUCE_CALLTYPE fill (float* dest, float valueToFill, int numValues) noexcept;
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/** Copies a vector of floats. */
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static void JUCE_CALLTYPE copy (float* dest, const float* src, int numValues) noexcept;
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/** Copies a vector of floats, multiplying each value by a given multiplier */
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static void JUCE_CALLTYPE copyWithMultiply (float* dest, const float* src, float multiplier, int numValues) noexcept;
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/** Adds the source values to the destination values. */
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static void JUCE_CALLTYPE add (float* dest, const float* src, int numValues) noexcept;
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/** Adds a fixed value to the destination values. */
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static void JUCE_CALLTYPE add (float* dest, float amount, int numValues) noexcept;
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/** Multiplies each source value by the given multiplier, then adds it to the destination value. */
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static void JUCE_CALLTYPE addWithMultiply (float* dest, const float* src, float multiplier, int numValues) noexcept;
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/** Multiplies the destination values by the source values. */
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static void JUCE_CALLTYPE multiply (float* dest, const float* src, int numValues) noexcept;
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/** Multiplies each of the destination values by a fixed multiplier. */
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static void JUCE_CALLTYPE multiply (float* dest, float multiplier, int numValues) noexcept;
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/** Converts a stream of integers to floats, multiplying each one by the given multiplier. */
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static void JUCE_CALLTYPE convertFixedToFloat (float* dest, const int* src, float multiplier, int numValues) noexcept;
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/** Finds the miniumum and maximum values in the given array. */
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static void JUCE_CALLTYPE findMinAndMax (const float* src, int numValues, float& minResult, float& maxResult) noexcept;
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};
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#endif // __JUCE_FLOATVECTOROPERATIONS_JUCEHEADER__
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