forked from dolphin-emu/dolphin
9e3747e2f3
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@257 8ced0084-cf51-0410-be5f-012b33b47a6e
45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
// Copyright (C) 2003-2008 Dolphin Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0.
|
|
|
|
// This program 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 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official SVN repository and contact information can be found at
|
|
// http://code.google.com/p/dolphin-emu/
|
|
|
|
#include "LookUpTables.h"
|
|
|
|
int lut3to8[8];
|
|
int lut4to8[16];
|
|
int lut5to8[32];
|
|
int lut6to8[64];
|
|
float lutu8tosfloat[256];
|
|
float lutu8toufloat[256];
|
|
float luts8tosfloat[256];
|
|
|
|
void InitLUTs()
|
|
{
|
|
for (int i = 0; i < 8; i++)
|
|
lut3to8[i] = (i*255) / 7;
|
|
for (int i = 0; i < 16; i++)
|
|
lut4to8[i] = (i*255) / 15;
|
|
for (int i = 0; i < 32; i++)
|
|
lut5to8[i] = (i*255) / 31;
|
|
for (int i = 0; i < 64; i++)
|
|
lut6to8[i] = (i*255) / 63;
|
|
for (int i = 0; i < 256; i++)
|
|
{
|
|
lutu8tosfloat[i] = (float)(i - 128) / 127.0f;
|
|
lutu8toufloat[i] = (float)(i) / 255.0f;
|
|
luts8tosfloat[i] = ((float)(signed char)(char)i) / 127.0f;
|
|
}
|
|
}
|