| rev |
line source |
|
nuclear@6
|
1 #ifndef XFERMAP_H_
|
|
nuclear@6
|
2 #define XFERMAP_H_
|
|
nuclear@6
|
3
|
|
nuclear@6
|
4 class TransferFunc {
|
|
nuclear@6
|
5 public:
|
|
nuclear@6
|
6 virtual ~TransferFunc();
|
|
nuclear@6
|
7
|
|
nuclear@6
|
8 virtual float map(float x) const = 0;
|
|
nuclear@6
|
9 virtual void map(float x, float *rgba_value) const = 0;
|
|
nuclear@6
|
10 };
|
|
nuclear@6
|
11
|
|
nuclear@6
|
12 class TransferWindow : public TransferFunc {
|
|
nuclear@6
|
13 private:
|
|
nuclear@6
|
14 float soft_rad;
|
|
nuclear@7
|
15 float low[3], high[3]; // rgb
|
|
nuclear@6
|
16
|
|
nuclear@6
|
17 public:
|
|
nuclear@7
|
18 enum { HANDLE_LOW = 0, HANDLE_HIGH = 1};
|
|
nuclear@7
|
19
|
|
nuclear@6
|
20 TransferWindow();
|
|
nuclear@6
|
21
|
|
nuclear@7
|
22 // handle: 0 or HANDLE_LOW is low, 1 or HANDLE_HIGH is high
|
|
nuclear@7
|
23 // if channel == -1, change all channels simultaneously
|
|
nuclear@7
|
24 void set_handle(int channel, int handle, float val);
|
|
nuclear@7
|
25 float get_handle(int channel, int handle) const;
|
|
nuclear@7
|
26
|
|
nuclear@7
|
27 int nearest_handle(int channel, float pos) const;
|
|
nuclear@7
|
28
|
|
nuclear@6
|
29 void set_interval(float a, float b);
|
|
nuclear@6
|
30 void set_interval(float *rgba_low, float *rgba_high);
|
|
nuclear@6
|
31 void set_interval_rgba(int channel, float a, float b);
|
|
nuclear@6
|
32
|
|
nuclear@6
|
33 void get_interval(float *aptr, float *bptr) const;
|
|
nuclear@6
|
34 void get_interval_rgba(float *rgba_low, float *rgba_high) const;
|
|
nuclear@6
|
35 void get_interval_rgba(int channel, float *aptr, float *bptr) const;
|
|
nuclear@6
|
36
|
|
nuclear@6
|
37 void set_soft_radius(float s);
|
|
nuclear@6
|
38 float get_soft_radius() const;
|
|
nuclear@6
|
39
|
|
nuclear@6
|
40 float map(float x) const;
|
|
nuclear@6
|
41 void map(float x, float *rgba_value) const;
|
|
nuclear@6
|
42 };
|
|
nuclear@6
|
43
|
|
nuclear@6
|
44 #endif // XFERMAP_H_
|
