1
0
Fork 0
mirror of https://github.com/juce-framework/JUCE.git synced 2026-01-24 01:54:22 +00:00

Reorganised some of the juce source tree folders. Added a new JUCE_DEPRECATED macro, and tested it by renaming Button::addButtonListener to Button::addListener for consistency with other widgets. Added Samplitude to the AudioHostType class. Fixed window maximising in win32.

This commit is contained in:
Julian Storer 2010-12-21 12:44:45 +00:00
parent c8799c9107
commit 7becff2aa4
169 changed files with 2140 additions and 2007 deletions

138
src/maths/juce_Random.cpp Normal file
View file

@ -0,0 +1,138 @@
/*
==============================================================================
This file is part of the JUCE library - "Jules' Utility Class Extensions"
Copyright 2004-10 by Raw Material Software Ltd.
------------------------------------------------------------------------------
JUCE can be redistributed and/or modified under the terms of the GNU General
Public License (Version 2), as published by the Free Software Foundation.
A copy of the license is included in the JUCE distribution, or can be found
online at www.gnu.org/licenses.
JUCE 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 General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.rawmaterialsoftware.com/juce for more information.
==============================================================================
*/
#include "../core/juce_StandardHeader.h"
BEGIN_JUCE_NAMESPACE
#include "juce_Random.h"
#include "../core/juce_Time.h"
//==============================================================================
Random::Random (const int64 seedValue) throw()
: seed (seedValue)
{
}
Random::~Random() throw()
{
}
void Random::setSeed (const int64 newSeed) throw()
{
seed = newSeed;
}
void Random::combineSeed (const int64 seedValue) throw()
{
seed ^= nextInt64() ^ seedValue;
}
void Random::setSeedRandomly()
{
combineSeed ((int64) (pointer_sized_int) this);
combineSeed (Time::getMillisecondCounter());
combineSeed (Time::getHighResolutionTicks());
combineSeed (Time::getHighResolutionTicksPerSecond());
combineSeed (Time::currentTimeMillis());
}
//==============================================================================
int Random::nextInt() throw()
{
seed = (seed * literal64bit (0x5deece66d) + 11) & literal64bit (0xffffffffffff);
return (int) (seed >> 16);
}
int Random::nextInt (const int maxValue) throw()
{
jassert (maxValue > 0);
return (nextInt() & 0x7fffffff) % maxValue;
}
int64 Random::nextInt64() throw()
{
return (((int64) nextInt()) << 32) | (int64) (uint64) (uint32) nextInt();
}
bool Random::nextBool() throw()
{
return (nextInt() & 0x80000000) != 0;
}
float Random::nextFloat() throw()
{
return static_cast <uint32> (nextInt()) / (float) 0xffffffff;
}
double Random::nextDouble() throw()
{
return static_cast <uint32> (nextInt()) / (double) 0xffffffff;
}
const BigInteger Random::nextLargeNumber (const BigInteger& maximumValue)
{
BigInteger n;
do
{
fillBitsRandomly (n, 0, maximumValue.getHighestBit() + 1);
}
while (n >= maximumValue);
return n;
}
void Random::fillBitsRandomly (BigInteger& arrayToChange, int startBit, int numBits)
{
arrayToChange.setBit (startBit + numBits - 1, true); // to force the array to pre-allocate space
while ((startBit & 31) != 0 && numBits > 0)
{
arrayToChange.setBit (startBit++, nextBool());
--numBits;
}
while (numBits >= 32)
{
arrayToChange.setBitRangeAsInt (startBit, 32, (unsigned int) nextInt());
startBit += 32;
numBits -= 32;
}
while (--numBits >= 0)
arrayToChange.setBit (startBit + numBits, nextBool());
}
//==============================================================================
Random& Random::getSystemRandom() throw()
{
static Random sysRand (1);
return sysRand;
}
END_JUCE_NAMESPACE