volmetrics: src/volume.h annotate

volmetrics

fixed lighting, added parameter for volume rotation

author	Eleni Maria Stea <elene.mst@gmail.com>
date	Thu, 01 May 2014 15:28:51 +0300
parents	add30e2d5253
children	eb87d4a12bd3

rev	line source
eleni@0	1 #ifndef VOLUME_H_
eleni@0	2 #define VOLUME_H_
eleni@0	3
elene@3	4 #include <vector>
elene@3	5 #include "image.h"
elene@3	6
elene@9	7 class Mesh;
elene@9	8
eleni@1	9 class Volume {
eleni@1	10 private:
elene@3	11 std::vector<Image> slices;
elene@6	12
elene@4	13 int width;
elene@4	14 int height;
elene@5	15 float zaspect;
elene@30	16 float x_rot;
eleni@1	17
elene@6	18 unsigned int vol_tex;
elene@6	19 mutable bool vol_tex_valid;
elene@6	20
elene@6	21 void create_vol_tex() const;
elene@6	22
elene@3	23 public:
elene@3	24 Volume();
elene@6	25 ~Volume();
elene@3	26
elene@6	27 bool load(const char *fname);
elene@6	28
elene@4	29 bool push_slice(Image &&slice);
elene@6	30 const Image *get_slice(int num_slice) const;
elene@9	31
elene@9	32 // z must be in [0, 1]
elene@6	33 const Image *get_slice_by_z(float z) const;
elene@9	34
elene@6	35 int get_slice_count() const;
elene@6	36
elene@9	37 // z must be in [0, 1]
elene@6	38 int get_slice_idx_by_z(float z) const;
elene@6	39
elene@6	40 unsigned int get_texture() const;
elene@3	41
elene@30	42 float get_volume_rotation() const;
elene@30	43
elene@12	44 void create_mesh(Mesh *mesh, float tmin, float tmax, int xres, int yres, int zres);
elene@9	45
elene@8	46 void draw() const;
eleni@1	47 };
eleni@1	48
elene@16	49 float transfer_function(float x, float low_thres, float high_thres);
elene@16	50
eleni@0	51 #endif // VOLUME_H_