#include "common.h"
#include "nmg.h"
#include "machine.h"
#include "vmath.h"
#include "raytrace.h"
Include dependency graph for nurb.h:
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Go to the source code of this file.
Data Structures | |
| struct | rt_nurb_poly |
| struct | rt_nurb_uv_hit |
| struct | oslo_mat |
| struct | bezier_2d_list |
Defines | |
| #define | NURB_H seen |
| #define | RT_NURB_SPLIT_ROW 0 |
| #define | RT_NURB_SPLIT_COL 1 |
| #define | RT_NURB_SPLIT_FLAT 2 |
| #define | RT_NURB_PT_XY 1 |
| x,y coordintes | |
| #define | RT_NURB_PT_XYZ 2 |
| x,y,z coordinates | |
| #define | RT_NURB_PT_UV 3 |
| trim u,v parameter space | |
| #define | RT_NURB_PT_DATA 4 |
| random data | |
| #define | RT_NURB_PT_PROJ 5 |
| Projected Surface. | |
| #define | RT_NURB_PT_RATIONAL 1 |
| #define | RT_NURB_PT_NONRAT 0 |
| #define | RT_NURB_MAKE_PT_TYPE(n, t, h) ((n<<5) | (t<<1) | h) |
| #define | RT_NURB_EXTRACT_COORDS(pt) (pt>>5) |
| #define | RT_NURB_EXTRACT_PT_TYPE(pt) ((pt>>1) & 0x0f) |
| #define | RT_NURB_IS_PT_RATIONAL(pt) (pt & 0x1) |
| #define | RT_NURB_STRIDE(pt) (RT_NURB_EXTRACT_COORDS(pt) * sizeof( fastf_t)) |
| #define | NMG_CK_KNOT(_p) BU_CKMAG(_p, RT_KNOT_VECTOR_MAGIC, "knot_vector") |
| #define | NMG_CK_CNURB(_p) BU_CKMAG(_p, RT_CNURB_MAGIC, "cnurb") |
| #define | NMG_CK_SNURB(_p) BU_CKMAG(_p, RT_SNURB_MAGIC, "snurb") |
| #define | GET_CNURB(p) |
| #define | GET_SNURB(p) |
| #define | RT_CNURB_MAGIC 0x636e7262 |
| #define | RT_SNURB_MAGIC 0x736e7262 |
| #define | MAX(i, j) ( (i) > (j) ? (i) : (j) ) |
| #define | MIN(i, j) ( (i) < (j) ? (i) : (j) ) |
Functions | |
| RT_EXPORT fastf_t | rt_nurb_basis_eval (struct knot_vector *knts, int interval, int order, fastf_t mu) |
| RT_EXPORT int | rt_nurb_bezier (struct bu_list *bezier_hd, const struct face_g_snurb *srf, struct resource *res) |
| RT_EXPORT int | rt_bez_check (const struct face_g_snurb *srf) |
| RT_EXPORT int | rt_nurb_s_bound (struct face_g_snurb *srf, point_t bmin, point_t bmax) |
| RT_EXPORT int | rt_nurb_c_bound (struct edge_g_cnurb *crv, point_t bmin, point_t bmax) |
| RT_EXPORT int | rt_nurb_s_check (struct face_g_snurb *srf) |
| RT_EXPORT int | rt_nurb_c_check (struct edge_g_cnurb *crv) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_scopy (const struct face_g_snurb *srf, struct resource *res) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_s_diff (const struct face_g_snurb *srf, int dir) |
| RT_EXPORT struct edge_g_cnurb * | rt_nurb_c_diff (const struct edge_g_cnurb *crv) |
| RT_EXPORT void | rt_nurb_mesh_diff (int order, const fastf_t *o_pts, fastf_t *n_pts, const fastf_t *knots, int o_stride, int n_stride, int o_size, int pt_type) |
| RT_EXPORT void | rt_nurb_s_eval (const struct face_g_snurb *srf, fastf_t u, fastf_t v, fastf_t *final_value) |
| RT_EXPORT void | rt_nurb_c_eval (const struct edge_g_cnurb *crv, fastf_t param, fastf_t *final_value) |
| RT_EXPORT fastf_t * | rt_nurb_eval_crv (fastf_t *crv, int order, fastf_t param, const struct knot_vector *k_vec, int k_index, int coords) |
| RT_EXPORT void | rt_nurb_pr_crv (fastf_t *crv, int c_size, int coords) |
| RT_EXPORT int | rt_nurb_s_flat (struct face_g_snurb *srf, fastf_t epsilon) |
| RT_EXPORT fastf_t | rt_nurb_crv_flat (fastf_t *crv, int size, int pt_type) |
| RT_EXPORT void | rt_nurb_kvknot (struct knot_vector *new_knots, int order, fastf_t lower, fastf_t upper, int num, struct resource *res) |
| RT_EXPORT void | rt_nurb_kvmult (struct knot_vector *new_kv, const struct knot_vector *kv, int num, fastf_t val, struct resource *res) |
| RT_EXPORT void | rt_nurb_kvgen (struct knot_vector *kv, fastf_t lower, fastf_t upper, int num, struct resource *res) |
| RT_EXPORT void | rt_nurb_kvmerge (struct knot_vector *new_knots, const struct knot_vector *kv1, const struct knot_vector *kv2, struct resource *res) |
| RT_EXPORT int | rt_nurb_kvcheck (fastf_t val, const struct knot_vector *kv) |
| RT_EXPORT void | rt_nurb_kvextract (struct knot_vector *new_kv, const struct knot_vector *kv, int lower, int upper, struct resource *res) |
| RT_EXPORT void | rt_nurb_kvcopy (struct knot_vector *new_kv, const struct knot_vector *old_kv, struct resource *res) |
| RT_EXPORT void | rt_nurb_kvnorm (struct knot_vector *kv) |
| RT_EXPORT int | rt_knot_index (const struct knot_vector *kv, fastf_t k_value, int order) |
| RT_EXPORT void | rt_nurb_gen_knot_vector (struct knot_vector *new_knots, int order, fastf_t lower, fastf_t upper, struct resource *res) |
| RT_EXPORT void | rt_nurb_s_norm (struct face_g_snurb *srf, fastf_t u, fastf_t v, fastf_t *norm) |
| RT_EXPORT void | rt_nurb_curvature (struct curvature *cvp, const struct face_g_snurb *srf, fastf_t u, fastf_t v) |
| RT_EXPORT void | rt_nurb_plot_snurb (FILE *fp, const struct face_g_snurb *srf) |
| RT_EXPORT void | rt_nurb_plot_cnurb (FILE *fp, const struct edge_g_cnurb *crv) |
| RT_EXPORT void | rt_nurb_s_plot (const struct face_g_snurb *srf) |
| RT_EXPORT void | rt_nurb_cinterp (struct edge_g_cnurb *crv, int order, const fastf_t *data, int n) |
| RT_EXPORT void | rt_nurb_sinterp (struct face_g_snurb *srf, int order, const fastf_t *data, int ymax, int xmax) |
| RT_EXPORT struct rt_nurb_poly * | rt_nurb_to_poly (struct face_g_snurb *srf) |
| RT_EXPORT struct rt_nurb_poly * | rt_nurb_mk_poly (fastf_t *v1, fastf_t *v2, fastf_t *v3, fastf_t uv1[2], fastf_t uv2[2], fastf_t uv3[2]) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_project_srf (const struct face_g_snurb *srf, plane_t plane1, plane_t plane2, struct resource *res) |
| RT_EXPORT void | rt_nurb_clip_srf (const struct face_g_snurb *srf, int dir, fastf_t *min, fastf_t *max) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_region_from_srf (const struct face_g_snurb *srf, int dir, fastf_t param1, fastf_t param2, struct resource *res) |
| RT_EXPORT struct rt_nurb_uv_hit * | rt_nurb_intersect (const struct face_g_snurb *srf, plane_t plane1, plane_t plane2, double uv_tol, struct resource *res) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_s_refine (const struct face_g_snurb *srf, int dir, struct knot_vector *kv, struct resource *res) |
| RT_EXPORT struct edge_g_cnurb * | rt_nurb_c_refine (const struct edge_g_cnurb *crv, struct knot_vector *kv) |
| RT_EXPORT void | rt_nurb_solve (fastf_t *mat_1, fastf_t *mat_2, fastf_t *solution, int dim, int coords) |
| RT_EXPORT void | rt_nurb_doolittle (fastf_t *mat_1, fastf_t *mat_2, int row, int coords) |
| RT_EXPORT void | rt_nurb_forw_solve (const fastf_t *lu, const fastf_t *b, fastf_t *y, int n) |
| RT_EXPORT void | rt_nurb_back_solve (const fastf_t *lu, const fastf_t *y, fastf_t *x, int n) |
| RT_EXPORT void | rt_nurb_p_mat (const fastf_t *mat, int dim) |
| RT_EXPORT void | rt_nurb_s_split (struct bu_list *split_hd, const struct face_g_snurb *srf, int dir, struct resource *res) |
| RT_EXPORT void | rt_nurb_c_split (struct bu_list *split_hd, const struct edge_g_cnurb *crv) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_new_snurb (int u_order, int v_order, int n_u_knots, int n_v_knots, int n_rows, int n_cols, int pt_type, struct resource *res) |
| RT_EXPORT struct edge_g_cnurb * | rt_nurb_new_cnurb (int order, int n_knots, int n_pts, int pt_type) |
| RT_EXPORT void | rt_nurb_free_snurb (struct face_g_snurb *srf, struct resource *res) |
| RT_EXPORT void | rt_nurb_free_cnurb (struct edge_g_cnurb *crv) |
| RT_EXPORT void | rt_nurb_c_print (const struct edge_g_cnurb *crv) |
| RT_EXPORT void | rt_nurb_s_print (char *c, const struct face_g_snurb *srf) |
| RT_EXPORT void | rt_nurb_pr_kv (const struct knot_vector *kv) |
| RT_EXPORT void | rt_nurb_pr_mesh (const struct face_g_snurb *m) |
| RT_EXPORT void | rt_nurb_print_pt_type (int c) |
| RT_EXPORT struct face_g_snurb * | rt_nurb_s_xsplit (struct face_g_snurb *srf, fastf_t param, int dir) |
| RT_EXPORT struct edge_g_cnurb * | rt_nurb_c_xsplit (struct edge_g_cnurb *crv, fastf_t param) |
| RT_EXPORT struct oslo_mat * | rt_nurb_calc_oslo (int order, const struct knot_vector *tau_kv, struct knot_vector *t_kv, struct resource *res) |
| RT_EXPORT void | rt_nurb_pr_oslo (struct oslo_mat *om) |
| RT_EXPORT void | rt_nurb_free_oslo (struct oslo_mat *om, struct resource *res) |
| RT_EXPORT void | rt_nurb_map_oslo (struct oslo_mat *oslo, fastf_t *old_pts, fastf_t *new_pts, int o_stride, int n_stride, int lower, int upper, int pt_type) |
| RT_EXPORT int | CrossingCount (point2d_t *V, int degree, point2d_t ray_start, point2d_t ray_dir, point2d_t ray_perp) |
| RT_EXPORT int | ControlPolygonFlatEnough (point2d_t *V, int degree, fastf_t epsilon) |
| RT_EXPORT void | Bezier (point2d_t *V, int degree, double t, point2d_t *Left, point2d_t *Right, point2d_t eval_pt, point2d_t normal) |
| RT_EXPORT int | FindRoots (point2d_t *w, int degree, point2d_t **intercept, point2d_t **normal, point2d_t ray_start, point2d_t ray_dir, point2d_t ray_perp, int depth, fastf_t epsilon) |
| RT_EXPORT struct bezier_2d_list * | subdivide_bezier (struct bezier_2d_list *bezier_hd, int degree, fastf_t epsilon, int depth) |
Definition in file nurb.h.
1.4.6