diff options
Diffstat (limited to 'source/blender/blenlib/BLI_math_geom.h')
| -rw-r--r-- | source/blender/blenlib/BLI_math_geom.h | 32 |
1 files changed, 24 insertions, 8 deletions
diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h index f4bcc810846..81ca2908619 100644 --- a/source/blender/blenlib/BLI_math_geom.h +++ b/source/blender/blenlib/BLI_math_geom.h @@ -72,6 +72,7 @@ MINLINE float plane_point_side_v3(const float plane[4], const float co[3]); /********************************* Volume **********************************/ float volume_tetrahedron_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3]); +float volume_tetrahedron_signed_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3]); bool is_quad_convex_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3]); bool is_quad_convex_v2(const float v1[2], const float v2[2], const float v3[2], const float v4[2]); @@ -85,8 +86,11 @@ float dist_squared_to_line_segment_v2(const float p[2], const float l1[2], const float dist_to_line_segment_v2(const float p[2], const float l1[2], const float l2[2]); void closest_to_line_segment_v2(float r_close[2], const float p[2], const float l1[2], const float l2[2]); -float dist_squared_to_plane_v3(const float p[3], const float plane[4]); -float dist_to_plane_v3(const float p[3], const float plane[4]); +float dist_signed_squared_to_plane_v3(const float p[3], const float plane[4]); +float dist_squared_to_plane_v3(const float p[3], const float plane[4]); +float dist_signed_to_plane_v3(const float p[3], const float plane[4]); +float dist_to_plane_v3(const float p[3], const float plane[4]); + float dist_squared_to_line_segment_v3(const float p[3], const float l1[3], const float l2[3]); float dist_to_line_segment_v3(const float p[3], const float l1[3], const float l2[3]); float dist_squared_to_line_v3(const float p[3], const float l1[3], const float l2[3]); @@ -126,9 +130,14 @@ int isect_line_sphere_v2(const float l1[2], const float l2[2], const float sp[2] int isect_seg_seg_v2_point(const float v1[2], const float v2[2], const float v3[2], const float v4[2], float vi[2]); bool isect_seg_seg_v2(const float v1[2], const float v2[2], const float v3[2], const float v4[2]); -int isect_line_line_v3(const float v1[3], const float v2[3], - const float v3[3], const float v4[3], - float i1[3], float i2[3]); +int isect_line_line_epsilon_v3( + const float v1[3], const float v2[3], + const float v3[3], const float v4[3], float i1[3], float i2[3], + const float epsilon); +int isect_line_line_v3( + const float v1[3], const float v2[3], + const float v3[3], const float v4[3], + float i1[3], float i2[3]); bool isect_line_line_strict_v3(const float v1[3], const float v2[3], const float v3[3], const float v4[3], float vi[3], float *r_lambda); @@ -168,6 +177,8 @@ int isect_point_tri_v2(const float pt[2], const float v1[2], const float v2[2], bool 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); bool isect_point_tri_prism_v3(const float p[3], const float v1[3], const float v2[3], const float v3[3]); +bool isect_point_tri_v3(const float p[3], const float v1[3], const float v2[3], const float v3[3], + float r_vi[3]); /* axis-aligned bounding box */ bool isect_aabb_aabb_v3(const float min1[3], const float max1[3], const float min2[3], const float max2[3]); @@ -209,9 +220,14 @@ void interp_cubic_v3(float x[3], float v[3], int interp_sparse_array(float *array, const int list_size, const float invalid); -void barycentric_transform(float pt_tar[3], float const pt_src[3], - const float tri_tar_p1[3], const float tri_tar_p2[3], const float tri_tar_p3[3], - const float tri_src_p1[3], const float tri_src_p2[3], const float tri_src_p3[3]); +void transform_point_by_tri_v3( + float pt_tar[3], float const pt_src[3], + const float tri_tar_p1[3], const float tri_tar_p2[3], const float tri_tar_p3[3], + const float tri_src_p1[3], const float tri_src_p2[3], const float tri_src_p3[3]); +void transform_point_by_seg_v3( + float p_dst[3], const float p_src[3], + const float l_dst_p1[3], const float l_dst_p2[3], + const float l_src_p1[3], const float l_src_p2[3]); void barycentric_weights_v2(const float v1[2], const float v2[2], const float v3[2], const float co[2], float w[3]); |