Cleanup: move 3D view utilities into own file

Operators and utility functions were getting too mixed up,
the files were also quite large.

1 files changed, 5 insertions, 2 deletions

diff --git a/source/blender/editors/include/ED_view3d.h b/source/blender/editors/include/ED_view3d.h
index e262e3eece6..6e01245e6dc 100644
--- a/source/blender/editors/include/ED_view3d.h
+++ b/source/blender/editors/include/ED_view3d.h
@@ -215,6 +215,8 @@ eV3DProjStatus ED_view3d_project_float_ex(const struct ARegion *ar, float perspm
 eV3DProjStatus ED_view3d_project_float_global(const struct ARegion *ar, const float co[3], float r_co[2], const eV3DProjTest flag);
 eV3DProjStatus ED_view3d_project_float_object(const struct ARegion *ar, const float co[3], float r_co[2], const eV3DProjTest flag);
 
+float ED_view3d_pixel_size(const struct RegionView3D *rv3d, const float co[3]);
+
 float ED_view3d_calc_zfac(const struct RegionView3D *rv3d, const float co[3], bool *r_flip);
 bool ED_view3d_clip_segment(const struct RegionView3D *rv3d, float ray_start[3], float ray_end[3]);
 bool ED_view3d_win_to_ray(
@@ -276,8 +278,6 @@ void ED_view3d_clipping_set(struct RegionView3D *rv3d);
 void ED_view3d_clipping_enable(void);
 void ED_view3d_clipping_disable(void);
 
-float ED_view3d_pixel_size(const struct RegionView3D *rv3d, const float co[3]);
-
 float ED_view3d_radius_to_dist_persp(const float angle, const float radius);
 float ED_view3d_radius_to_dist_ortho(const float lens, const float radius);
 float ED_view3d_radius_to_dist(
@@ -406,6 +406,9 @@ uint64_t ED_view3d_datamask(const struct Scene *scene, const struct View3D *v3d)
 uint64_t ED_view3d_screen_datamask(const struct bScreen *screen);
 
 bool ED_view3d_offset_lock_check(const struct View3D *v3d, const struct RegionView3D *rv3d);
+void ED_view3d_persp_switch_from_camera(struct View3D *v3d, struct RegionView3D *rv3d, const char persp);
+bool ED_view3d_persp_ensure(struct View3D *v3d, struct ARegion *ar);
+
 
 /* camera lock functions */
 bool ED_view3d_camera_lock_check(const struct View3D *v3d, const struct RegionView3D *rv3d);