src/cpc/colours.cpp
/***************************************************************************
* Copyright (C) by Fred Klaus *
* development@fkweb.de *
* *
* 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; either version 2 of the License, or *
* (at your option) any later version. *
* *
* 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 for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "colours.h"
namespace cpcx
{
const float Colours::mColour[32][3] =
{
{0.5, 0.5, 0.5}, {0.5, 0.5, 0.5}, {0.0, 1.0, 0.5}, {1.0, 1.0, 0.5},
{0.0, 0.0, 0.5}, {1.0, 0.0, 0.5}, {0.0, 0.5, 0.5}, {1.0, 0.5, 0.5},
{1.0, 0.0, 0.5}, {1.0, 1.0, 0.5}, {1.0, 1.0, 0.0}, {1.0, 1.0, 1.0},
{1.0, 0.0, 0.0}, {1.0, 0.0, 1.0}, {1.0, 0.5, 0.0}, {1.0, 0.5, 1.0},
{0.0, 0.0, 0.5}, {0.0, 1.0, 0.5}, {0.0, 1.0, 0.0}, {0.0, 1.0, 1.0},
{0.0, 0.0, 0.0}, {0.0, 0.0, 1.0}, {0.0, 0.5, 0.0}, {0.0, 0.5, 1.0},
{0.5, 0.0, 0.5}, {0.5, 1.0, 0.5}, {0.5, 1.0, 0.0}, {0.5, 1.0, 1.0},
{0.5, 0.0, 0.0}, {0.5, 0.0, 1.0}, {0.5, 0.5, 0.0}, {0.5, 0.5, 1.0}
};
const double Colours::mGreen[32] =
{
0.5647, 0.5647, 0.7529, 0.9412, 0.1882, 0.3765, 0.4706, 0.6588,
0.3765, 0.9412, 0.9098, 0.9725, 0.3451, 0.4078, 0.6275, 0.6902,
0.1882, 0.7529, 0.7216, 0.7843, 0.1569, 0.2196, 0.4392, 0.5020,
0.2824, 0.8471, 0.8157, 0.8784, 0.2510, 0.3137, 0.5333, 0.5961
};
void Colours::init()
{
if (mMonitor == 0)
{
switch (mDepth)
{
case 32:
case 24:
for (int i = 0; i < 32; i++)
{
tUDWORD red =
(tUDWORD)(mColour[i][0] * (mIntensity / 10.0) * 255);
if (red > 255)
{ // limit to the maximum
red = 255;
}
tUDWORD green =
(tUDWORD)(mColour[i][1] * (mIntensity / 10.0) * 255);
if (green > 255)
{
green = 255;
}
tUDWORD blue =
(tUDWORD)(mColour[i][2] * (mIntensity / 10.0) * 255);
if (blue > 255)
{
blue = 255;
}
mTable[i] = blue | (green << 8) | (red << 16);
}
break;
case 16:
for (int i = 0; i < 32; i++)
{
tUDWORD red =
(tUDWORD)(mColour[i][0] * (mIntensity / 10.0) * 31);
if (red > 31)
red = 31; // limit to the maximum
tUDWORD green =
(tUDWORD)(mColour[i][1] * (mIntensity / 10.0) * 63);
if (green > 63)
green = 63;
tUDWORD blue =
(tUDWORD)(mColour[i][2] * (mIntensity / 10.0) * 31);
if (blue > 31)
blue = 31;
tUDWORD colour = blue | (green << 5) | (red << 11);
mTable[i] = colour | (colour << 16);
}
break;
default:
break;
}
}
else
{
switch (mDepth)
{
case 32:
case 24:
for (int i = 0; i < 32; i++)
{
tUDWORD green =
(tUDWORD)(mGreen[i] * (mIntensity / 10.0) * 255);
if (green > 255) green = 255;
mTable[i] = 0 | (green << 8) | (0 << 16);
}
break;
case 16:
for (int i = 0; i < 32; i++)
{
tUDWORD green =
(tUDWORD)(mGreen[i] * (mIntensity / 10.0) * 63);
if (green > 63) green = 63;
tUDWORD colour = 0 | (green << 5) | (0 << 11);
mTable[i] = colour | (colour << 16);
}
break;
default:
break;
}
}
}
} // cpc