1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#ifndef _FILTER_HPP
#define _FILTER_HPP
#include "image.hpp"
#include "palette.hpp"
#include "specs.hpp"
#include "jmalloc.hpp"
class filter
{
unsigned char *fdat;
int nc;
public :
filter(int colors=256);
filter(palette *from, palette *to); // creates a conversion filter from one palette to another
void set(int color_num, char change_to);
unsigned char get_mapping(int color_num) { return fdat[color_num]; }
void apply(image *im);
void max_threshold(int minv, char blank=0);
void min_threshold(int maxv, char blank=0);
void put_image(image *screen, image *im, short x, short y, char transparent=0);
void clear();
~filter() { jfree(fdat); }
} ;
class color_filter
{
unsigned char *color_table;
public:
int size();
int write(bFILE *fp);
color_filter(spec_entry *e, bFILE *fp);
color_filter(palette *pal, int color_bits=6, void (*stat_fun)(int)=NULL);
unsigned char lookup_color(int r, int g, int b)
{ return color_table[r*32*32+g*32+b]; }
unsigned char *table() { return color_table; }
int total_colors() { return 32; }
unsigned char *get_table() { return color_table; }
~color_filter() { jfree(color_table); }
} ;
#endif
|
