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path: root/source/blender/blenlib/BLI_math_geom.h
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-rw-r--r--source/blender/blenlib/BLI_math_geom.h110
1 files changed, 55 insertions, 55 deletions
diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h
index 3174c65beac..eb69ddc26eb 100644
--- a/source/blender/blenlib/BLI_math_geom.h
+++ b/source/blender/blenlib/BLI_math_geom.h
@@ -44,8 +44,8 @@ extern "C" {
/********************************** Polygons *********************************/
-void cent_tri_v3(float r[3], float a[3], float b[3], float c[3]);
-void cent_quad_v3(float r[3], float a[3], float b[3], float c[3], float d[3]);
+void cent_tri_v3(float r[3], const float a[3], const float b[3], const float c[3]);
+void cent_quad_v3(float r[3], const float a[3], const float b[3], const float c[3], const float d[3]);
float normal_tri_v3(float r[3], const float a[3], const float b[3], const float c[3]);
float normal_quad_v3(float r[3], const float a[3], const float b[3], const float c[3], const float d[3]);
@@ -54,17 +54,17 @@ 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_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], float normal[3]);
+float area_poly_v3(int nr, float verts[][3], const float normal[3]);
/********************************* Distance **********************************/
-float dist_to_line_v2(float p[2], float l1[2], float l2[2]);
-float dist_to_line_segment_v2(float p[2], float l1[2], float l2[2]);
+float dist_to_line_v2(const float p[2], const float l1[2], const float l2[2]);
+float dist_to_line_segment_v2(const float p[2], const float l1[2], const float l2[2]);
-float dist_to_line_segment_v3(float p[3], float l1[3], float l2[3]);
+float dist_to_line_segment_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], float p[3], float l1[3], float l2[3]);
+void closest_to_line_segment_v3(float r[3], const float p[3], const float l1[3], const float l2[3]);
/******************************* Intersection ********************************/
@@ -78,7 +78,7 @@ void closest_to_line_segment_v3(float r[3], float p[3], float l1[3], float l2[3]
int isect_line_line_v2(const float a1[2], const float a2[2], const float b1[2], const float b2[2]);
int isect_line_line_v2_short(const short a1[2], const short a2[2], const short b1[2], const short b2[2]);
-int isect_seg_seg_v2_point(const float *v1, const float *v2, const float *v3, const float *v4, float vi[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]);
/* Returns the number of point of interests
* 0 - lines are colinear
@@ -92,51 +92,51 @@ int isect_line_line_strict_v3(float v1[3], float v2[3],
float v3[3], float v4[3], float vi[3], float *lambda);
/* line/ray triangle */
-int isect_line_tri_v3(float p1[3], float p2[3],
- float v0[3], float v1[3], float v2[3], float *lambda, float *uv);
-int isect_ray_tri_v3(float p1[3], float d[3],
- float v0[3], float v1[3], float v2[3], float *lambda, float *uv);
-int isect_ray_tri_threshold_v3(float p1[3], float d[3],
- float v0[3], float v1[3], float v2[3], float *lambda, float *uv, float threshold);
-int isect_ray_tri_epsilon_v3(float p1[3], float d[3],
- float v0[3], float v1[3], float v2[3], float *lambda, float *uv, float epsilon);
+int isect_line_tri_v3(const float p1[3], const float p2[3],
+ const float v0[3], const float v1[3], const float v2[3], float *lambda, float uv[2]);
+int isect_ray_tri_v3(const float p1[3], const float d[3],
+ const float v0[3], const float v1[3], const float v2[3], float *lambda, float uv[2]);
+int isect_ray_tri_threshold_v3(const float p1[3], const float d[3],
+ const float v0[3], const float v1[3], const float v2[3], float *lambda, float uv[2], const float threshold);
+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 *lambda, float uv[2], const float epsilon);
/* point in polygon */
-int isect_point_quad_v2(float p[2], float a[2], float b[2], float c[2], float d[2]);
+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(float v1[2], float v2[2], float v3[2], float pt[2]);
-int isect_point_tri_v2_int(int x1, int y1, int x2, int y2, int a, int b);
-int isect_point_tri_prism_v3(float p[3], float v1[3], float v2[3], float v3[3]);
+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_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(float v0[2], float v1[2], float v2[2], float v3[2],
- float pt[2], float *uv);
-void isect_point_face_uv_v2(int isquad, float v0[2], float v1[2], float v2[2],
- float v3[2], float pt[2], float *uv);
+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 *uv);
+void isect_point_face_uv_v2(const int isquad, const float v0[2], const float v1[2], const float v2[2],
+ const float v3[2], const float pt[2], float *uv);
/* other */
-int isect_sweeping_sphere_tri_v3(float p1[3], float p2[3], float radius,
- float v0[3], float v1[3], float v2[3], float *lambda, float *ipoint);
+int isect_sweeping_sphere_tri_v3(const float p1[3], const float p2[3], const float radius,
+ const float v0[3], const float v1[3], const float v2[3], float *lambda, float ipoint[3]);
-int isect_axial_line_tri_v3(int axis, float co1[3], float co2[3],
- float v0[3], float v1[3], float v2[3], float *lambda);
+int isect_axial_line_tri_v3(const int axis, const float co1[3], const float co2[3],
+ const float v0[3], const float v1[3], const float v2[3], float *lambda);
-int isect_aabb_aabb_v3(float min1[3], float max1[3], float min2[3], float max2[3]);
+int isect_aabb_aabb_v3(const float min1[3], const float max1[3], const float min2[3], const float max2[3]);
-int clip_line_plane(float clipco[3], float plane[4], float co[3]);
+int clip_line_plane(float p1[3], float p2[3], const float plane[4]);
-void plot_line_v2v2i(int p1[2], int p2[2], int (*callback)(int, int, void *), void *userData);
+void plot_line_v2v2i(const int p1[2], const int p2[2], int (*callback)(int, int, void *), void *userData);
/****************************** Interpolation ********************************/
/* tri or quad, d can be NULL */
void interp_weights_face_v3(float w[4],
- float a[3], float b[3], float c[3], float d[3], float p[3]);
-void interp_weights_poly_v3(float w[], float v[][3], int n, float p[3]);
+ const float a[3], const float b[3], const float c[3], const float d[3], const float p[3]);
+void interp_weights_poly_v3(float w[], float v[][3], const int n, const float p[3]);
void interp_cubic_v3(float x[3], float v[3],
- float x1[3], float v1[3], float x2[3], float v2[3], float t);
+ const float x1[3], const float v1[3], const float x2[3], const float v2[3], const float t);
-int interp_sparse_array(float *array, int list_size, float invalid);
+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],
@@ -152,22 +152,22 @@ void lookat_m4(float mat[4][4], float vx, float vy,
void polarview_m4(float mat[4][4], float dist, float azimuth,
float incidence, float twist);
-void perspective_m4(float mat[4][4], float left, float right,
- float bottom, float top, float nearClip, float farClip);
-void orthographic_m4(float mat[4][4], float left, float right,
- float bottom, float top, float nearClip, float farClip);
+void perspective_m4(float mat[4][4], const float left, const float right,
+ const float bottom, const float top, const float nearClip, const float farClip);
+void orthographic_m4(float mat[4][4], const float left, const float right,
+ const float bottom, const float top, const float nearClip, const float farClip);
void window_translate_m4(float winmat[][4], float perspmat[][4],
- float x, float y);
+ const float x, const float y);
int box_clip_bounds_m4(float boundbox[2][3],
- float bounds[4], float winmat[4][4]);
+ const float bounds[4], float winmat[4][4]);
void box_minmax_bounds_m4(float min[3], float max[3],
float boundbox[2][3], float mat[4][4]);
/********************************** Mapping **********************************/
-void map_to_tube(float *u, float *v, float x, float y, float z);
-void map_to_sphere(float *u, float *v, float x, float y, float z);
+void map_to_tube(float *u, float *v, const float x, const float y, const float z);
+void map_to_sphere(float *u, float *v, const float x, const float y, const float z);
/********************************** Normals **********************************/
@@ -182,11 +182,11 @@ typedef struct VertexTangent {
float tang[3], uv[2];
} VertexTangent;
-float *find_vertex_tangent(VertexTangent *vtang, float *uv);
+float *find_vertex_tangent(VertexTangent *vtang, const float uv[2]);
void sum_or_add_vertex_tangent(void *arena, VertexTangent **vtang,
- float *tang, float *uv);
-void tangent_from_uv(float *uv1, float *uv2, float *uv3,
- float *co1, float *co2, float *co3, float *n, float *tang);
+ const float tang[3], const float uv[2]);
+void tangent_from_uv(float uv1[2], float uv2[2], float uv3[2],
+ float co1[3], float co2[3], float co3[3], float n[3], float tang[3]);
/******************************** Vector Clouds ******************************/
@@ -202,14 +202,14 @@ void vcloud_estimate_transform(int list_size, float (*pos)[3], float *weight,
4 = (2,-2), 5 = (2,-1), 6 = (2,0), 7 = (2,1), 8 = (2,2) */
MINLINE void zero_sh(float r[9]);
-MINLINE void copy_sh_sh(float r[9], float a[9]);
-MINLINE void mul_sh_fl(float r[9], float f);
-MINLINE void add_sh_shsh(float r[9], float a[9], float b[9]);
-
-MINLINE float eval_shv3(float r[9], float v[3]);
-MINLINE float diffuse_shv3(float r[9], float v[3]);
-MINLINE void vec_fac_to_sh(float r[9], float v[3], float f);
-MINLINE void madd_sh_shfl(float r[9], float sh[3], float f);
+MINLINE void copy_sh_sh(float r[9], const float a[9]);
+MINLINE void mul_sh_fl(float r[9], const float f);
+MINLINE void add_sh_shsh(float r[9], const float a[9], const float b[9]);
+
+MINLINE float eval_shv3(float r[9], const float v[3]);
+MINLINE float diffuse_shv3(float r[9], const float v[3]);
+MINLINE void vec_fac_to_sh(float r[9], const float v[3], const float f);
+MINLINE void madd_sh_shfl(float r[9], const float sh[3], const float f);
/********************************* Form Factor *******************************/
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-25 17:05:03 +0300