diff options
Diffstat (limited to 'source/blender/blenlib/BLI_math_geom.h')
| -rw-r--r-- | source/blender/blenlib/BLI_math_geom.h | 40 |
1 files changed, 35 insertions, 5 deletions
diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h index 423765bad3d..7028c7c7530 100644 --- a/source/blender/blenlib/BLI_math_geom.h +++ b/source/blender/blenlib/BLI_math_geom.h @@ -40,6 +40,11 @@ extern "C" { #include "intern/math_geom_inline.c" #endif +#ifdef BLI_MATH_GCC_WARN_PRAGMA +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wredundant-decls" +#endif + /********************************** Polygons *********************************/ void cent_tri_v3(float r[3], const float a[3], const float b[3], const float c[3]); @@ -51,8 +56,10 @@ float normal_quad_v3(float r[3], const float a[3], const float b[3], const float float area_tri_v2(const float a[2], const float b[2], const float c[2]); float area_tri_signed_v2(const float v1[2], const float v2[2], const float v3[2]); float area_tri_v3(const float a[3], const float b[3], const float c[3]); +float area_tri_signed_v3(const float v1[3], const float v2[3], const float v3[3], const float normal[3]); float area_quad_v3(const float a[3], const float b[3], const float c[3], const float d[3]); float area_poly_v3(int nr, float verts[][3], const float normal[3]); +float area_poly_v2(int nr, float verts[][2]); int is_quad_convex_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3]); int is_quad_convex_v2(const float v1[2], const float v2[2], const float v3[2], const float v4[2]); @@ -67,11 +74,15 @@ void closest_to_line_segment_v2(float closest[2], const float p[2], const float float dist_to_plane_normalized_v3(const float p[3], const float plane_co[3], const float plane_no_unit[3]); float dist_to_plane_v3(const float p[3], const float plane_co[3], const float plane_no[3]); float dist_to_line_segment_v3(const float p[3], const float l1[3], const float l2[3]); +float dist_to_line_v3(const float p[3], const float l1[3], const float l2[3]); float closest_to_line_v3(float r[3], const float p[3], const float l1[3], const float l2[3]); float closest_to_line_v2(float r[2], const float p[2], const float l1[2], const float l2[2]); void closest_to_line_segment_v3(float r[3], const float p[3], const float l1[3], const float l2[3]); void closest_to_plane_v3(float r[3], const float plane_co[3], const float plane_no_unit[3], const float pt[3]); +/* Set 'r' to the point in triangle (t1, t2, t3) closest to point 'p' */ +void closest_on_tri_to_point_v3(float r[3], const float p[3], const float t1[3], const float t2[3], const float t3[3]); + float line_point_factor_v3(const float p[3], const float l1[3], const float l2[3]); float line_point_factor_v2(const float p[2], const float l1[2], const float l2[2]); @@ -107,7 +118,7 @@ int isect_ray_plane_v3(const float p1[3], const float d[3], float *r_lambda, const int clip); int isect_line_plane_v3(float out[3], const float l1[3], const float l2[3], - const float plane_co[3], const float plane_no[3], const short no_flip); + const float plane_co[3], const float plane_no[3], const bool no_flip); void isect_plane_plane_v3(float r_isect_co[3], float r_isect_no[3], const float plane_a_co[3], const float plane_a_no[3], @@ -124,13 +135,15 @@ int isect_ray_tri_epsilon_v3(const float p1[3], const float d[3], const float v0[3], const float v1[3], const float v2[3], float *r_lambda, float r_uv[2], const float epsilon); /* point in polygon */ +bool isect_point_poly_v2(const float pt[2], const float verts[][2], const int nr); +bool isect_point_poly_v2_int(const int pt[2], const int verts[][2], const int nr); + int isect_point_quad_v2(const float p[2], const float a[2], const float b[2], const float c[2], const float d[2]); -int isect_point_tri_v2(const float v1[2], const float v2[2], const float v3[2], const float pt[2]); +int isect_point_tri_v2(const float pt[2], const float v1[2], const float v2[2], const float v3[2]); int isect_point_tri_v2_cw(const float pt[2], const float v1[2], const float v2[2], const float v3[2]); int isect_point_tri_v2_int(const int x1, const int y1, const int x2, const int y2, const int a, const int b); int isect_point_tri_prism_v3(const float p[3], const float v1[3], const float v2[3], const float v3[3]); - void isect_point_quad_uv_v2(const float v0[2], const float v1[2], const float v2[2], const float v3[2], const float pt[2], float r_uv[2]); void isect_point_face_uv_v2(const int isquad, const float v0[2], const float v1[2], const float v2[2], @@ -157,7 +170,7 @@ int isect_axial_line_tri_v3(const int axis, const float co1[3], const float co2[ int clip_line_plane(float p1[3], float p2[3], const float plane[4]); -void plot_line_v2v2i(const int p1[2], const int p2[2], int (*callback)(int, int, void *), void *userData); +void plot_line_v2v2i(const int p1[2], const int p2[2], bool (*callback)(int, int, void *), void *userData); /****************************** Interpolation ********************************/ @@ -254,14 +267,31 @@ MINLINE void madd_sh_shfl(float r[9], const float sh[3], const float f); /********************************* Form Factor *******************************/ +float form_factor_quad(const float p[3], const float n[3], + const float q0[3], const float q1[3], const float q2[3], const float q3[3]); +int form_factor_visible_quad(const float p[3], const float n[3], + const float v0[3], const float v1[3], const float v2[3], + float q0[3], float q1[3], float q2[3], float q3[3]); float form_factor_hemi_poly(float p[3], float n[3], float v1[3], float v2[3], float v3[3], float v4[3]); -void axis_dominant_v3(int *axis_a, int *axis_b, const float axis[3]); +bool axis_dominant_v3_to_m3(float r_mat[3][3], const float normal[3]); +void axis_dominant_v3(int *r_axis_a, int *r_axis_b, const float axis[3]); +float axis_dominant_v3_max(int *r_axis_a, int *r_axis_b, const float axis[3]) +#ifdef __GNUC__ +__attribute__((warn_unused_result)) +#endif +; MINLINE int max_axis_v3(const float vec[3]); MINLINE int min_axis_v3(const float vec[3]); +MINLINE int poly_to_tri_count(const int poly_count, const int corner_count); + +#ifdef BLI_MATH_GCC_WARN_PRAGMA +# pragma GCC diagnostic pop +#endif + #ifdef __cplusplus } #endif |