| 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; |
| 143 |
|
/* Find vertices completing triangles on either side of the given edge */ |
| 144 |
|
extern int get_triangles(RBFNODE *rbfv[2], const MIGRATION *mig); |
| 145 |
|
|
| 146 |
+ |
/* Clear our BSDF representation and free memory */ |
| 147 |
+ |
extern void clear_bsdf_rep(void); |
| 148 |
+ |
|
| 149 |
|
/* Write our BSDF mesh interpolant out to the given binary stream */ |
| 150 |
|
extern void save_bsdf_rep(FILE *ofp); |
| 151 |
|
|
| 164 |
|
|
| 165 |
|
/* Build our triangle mesh from recorded RBFs */ |
| 166 |
|
extern void build_mesh(void); |
| 164 |
– |
|
| 165 |
– |
/* Draw edge list into mig_grid array */ |
| 166 |
– |
extern void draw_edges(void); |
| 167 |
|
|
| 168 |
|
/* Find edge(s) for interpolating the given vector, applying symmetry */ |
| 169 |
|
extern int get_interp(MIGRATION *miga[3], FVECT invec); |