gimp/plug-ins/MapObject/mapobject_shade.h

29 lines
933 B
C

#ifndef MAPOBJECTSHADEH
#define MAPOBJECTSHADEH
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <gdk/gdk.h>
#include <gck/gck.h>
#include "mapobject_main.h"
#include "mapobject_image.h"
typedef GckRGB (*get_ray_color_func)(GckVector3 *pos);
extern get_ray_color_func get_ray_color;
extern GckRGB get_ray_color_plane (GckVector3 *pos);
extern GckRGB get_ray_color_sphere (GckVector3 *pos);
extern GckRGB get_ray_color_box (GckVector3 *pos);
extern GckRGB get_ray_color_cylinder (GckVector3 *pos);
extern void compute_bounding_box (void);
extern void vecmulmat (GckVector3 *u,GckVector3 *v,gfloat m[16]);
extern void rotatemat (gfloat angle,GckVector3 *v,gfloat m[16]);
extern void transpose_mat (gfloat m[16]);
extern void matmul (gfloat a[16],gfloat b[16],gfloat c[16]);
extern void ident_mat (gfloat m[16]);
#endif