3dpcp/.svn/pristine/ce/cebb1ebc01e251517ad9457d29bddb395124f459.svn-base
2012-09-16 14:33:11 +02:00

116 lines
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Text

/*
* compacttree implementation
*
* Copyright (C) Jan Elseberg, Dorit Borrmann
*
* Released under the GPL version 3.
*
*/
#ifdef _MSC_VER
#define _USE_MATH_DEFINES
#include <windows.h>
#endif
#ifdef __APPLE__
#include <GLUT/glut.h>
#else
#include <GL/glut.h>
#endif
#include "stdio.h"
#include "slam6d/globals.icc"
#include "float.h"
#include "show/colormanager.h"
void ColorMap::convert_hsv_to_rgb(float hue, float s, float v,
float &r, float &g, float &b) {
float p1, p2, p3, i, f;
float xh;
if (hue == 360.0)
hue = 0.0;
xh = hue / 60.; // convert hue to be in 0,6
i = (float)floor((double)xh); // i is greatest integer smaller than h
f = xh - i; // f is the fractional part of h
p1 = v * (1 - s);
p2 = v * (1 - (s * f));
p3 = v * (1 - (s * (1 - f)));
switch ((int) i)
{
case 0:
r = v;
g = p3;
b = p1;
break;
case 1:
r = p2;
g = v;
b = p1;
break;
case 2:
r = p1;
g = v;
b = p3;
break;
case 3:
r = p1;
g = p2;
b = v;
break;
case 4:
r = p3;
g = p1;
b = v;
break;
case 5:
r = v;
g = p1;
b = p2;
break;
}
}
ColorMap ColorMap::getColorMap(CM map) {
switch(map) {
case SOLID:
return ColorMap();
break;
case GREY:
return GreyMap();
break;
case HSV:
return HSVMap();
break;
case JET:
return JetMap();
break;
case HOT:
return HotMap();
break;
case SHSV:
return SHSVMap();
break;
default:
return ColorMap();
break;
}
}
const float DiffMap::cmap[7][3] = {
{ 1.0, 1.0, 0},
{ 1.0, 0.5000, 1.0},
{ 0, 1.0, 1.0},
{ 1.0, 0.2500, 0.2500},
{ 0.2500, 1.0, 0.2500},
{ 0.2500, 0.2500, 1.0},
{ 0.7500, 0.7500, 0.7500} };
void DiffMap::calcColor(float *d, unsigned int i, unsigned int buckets) {
d[0] = cmap[i%7][0];
d[1] = cmap[i%7][1];
d[2] = cmap[i%7][2];
}