57 |
|
#define INP_QUAD3 4 /* 180-270 degree quadrant */ |
58 |
|
#define INP_QUAD4 8 /* 270-360 degree quadrant */ |
59 |
|
|
60 |
+ |
/* active grid resolution */ |
61 |
+ |
extern int grid_res; |
62 |
+ |
/* coverage/symmetry using INP_QUAD? flags */ |
63 |
|
extern int inp_coverage; |
64 |
|
|
65 |
|
/* all incident angles in-plane so far? */ |
75 |
|
/* RBF-linking matrices (edges) */ |
76 |
|
extern MIGRATION *mig_list; |
77 |
|
|
78 |
< |
/* migration edges drawn in raster fashion */ |
79 |
< |
extern MIGRATION *mig_grid[GRIDRES][GRIDRES]; |
77 |
< |
|
78 |
< |
#define mtx_nrows(m) ((m)->rbfv[0]->nrbf) |
79 |
< |
#define mtx_ncols(m) ((m)->rbfv[1]->nrbf) |
78 |
> |
#define mtx_nrows(m) (m)->rbfv[0]->nrbf |
79 |
> |
#define mtx_ncols(m) (m)->rbfv[1]->nrbf |
80 |
|
#define mtx_coef(m,i,j) (m)->mtx[(i)*mtx_ncols(m) + (j)] |
81 |
|
#define is_src(rbf,m) ((rbf) == (m)->rbfv[0]) |
82 |
|
#define is_dest(rbf,m) ((rbf) == (m)->rbfv[1]) |
91 |
|
extern char *progname; |
92 |
|
|
93 |
|
/* get theta value in degrees [0,180) range */ |
94 |
< |
#define get_theta180(v) (180./M_PI)*acos((v)[2]) |
94 |
> |
#define get_theta180(v) ((180./M_PI)*acos((v)[2])) |
95 |
|
/* get phi value in degrees, [0,360) range */ |
96 |
< |
#define get_phi360(v) ((180./M_PI)*atan2((v)[1],(v)[0]) + 180.) |
96 |
> |
#define get_phi360(v) ((180./M_PI)*atan2((v)[1],(v)[0]) + 360.*((v)[1]<0)) |
97 |
|
|
98 |
|
/* our loaded grid for this incident angle */ |
99 |
|
extern double theta_in_deg, phi_in_deg; |
114 |
|
/* Reverse symmetry for an RBF distribution */ |
115 |
|
extern void rev_rbf_symmetry(RBFNODE *rbf, int sym); |
116 |
|
|
117 |
+ |
/* Rotate RBF to correspond to given incident vector */ |
118 |
+ |
extern void rotate_rbf(RBFNODE *rbf, const FVECT invec); |
119 |
+ |
|
120 |
|
/* Compute volume associated with Gaussian lobe */ |
121 |
|
extern double rbf_volume(const RBFVAL *rbfp); |
122 |
|
|
146 |
|
/* Find vertices completing triangles on either side of the given edge */ |
147 |
|
extern int get_triangles(RBFNODE *rbfv[2], const MIGRATION *mig); |
148 |
|
|
149 |
+ |
/* Clear our BSDF representation and free memory */ |
150 |
+ |
extern void clear_bsdf_rep(void); |
151 |
+ |
|
152 |
|
/* Write our BSDF mesh interpolant out to the given binary stream */ |
153 |
|
extern void save_bsdf_rep(FILE *ofp); |
154 |
|
|
167 |
|
|
168 |
|
/* Build our triangle mesh from recorded RBFs */ |
169 |
|
extern void build_mesh(void); |
164 |
– |
|
165 |
– |
/* Draw edge list into mig_grid array */ |
166 |
– |
extern void draw_edges(void); |
170 |
|
|
171 |
|
/* Find edge(s) for interpolating the given vector, applying symmetry */ |
172 |
|
extern int get_interp(MIGRATION *miga[3], FVECT invec); |