3D View: point-on-plane from screen location utility

1 files changed, 8 insertions, 0 deletions

diff --git a/source/blender/editors/include/ED_view3d.h b/source/blender/editors/include/ED_view3d.h
index 82411ba7401..781fd8eaac0 100644
--- a/source/blender/editors/include/ED_view3d.h
+++ b/source/blender/editors/include/ED_view3d.h
@@ -236,6 +236,14 @@ void ED_view3d_win_to_3d_int(
         const struct View3D *v3d, const struct ARegion *ar,
         const float depth_pt[3], const int mval[2],
         float r_out[3]);
+bool ED_view3d_win_to_3d_on_plane(
+        const struct ARegion *ar,
+        const float plane[4], const float mval[2],
+        float r_out[3]);
+bool ED_view3d_win_to_3d_on_plane_int(
+        const struct ARegion *ar,
+        const float plane[4], const int mval[2],
+        float r_out[3]);
 void ED_view3d_win_to_delta(const struct ARegion *ar, const float mval[2], float out[3], const float zfac);
 void ED_view3d_win_to_origin(const struct ARegion *ar, const float mval[2], float out[3]);
 void ED_view3d_win_to_vector(const struct ARegion *ar, const float mval[2], float out[3]);