diff options
Diffstat (limited to 'source/blender/editors/space_node/node_edit.cc')
| -rw-r--r-- | source/blender/editors/space_node/node_edit.cc | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/source/blender/editors/space_node/node_edit.cc b/source/blender/editors/space_node/node_edit.cc index 5dd935bdd76..b1afd6549bc 100644 --- a/source/blender/editors/space_node/node_edit.cc +++ b/source/blender/editors/space_node/node_edit.cc @@ -21,6 +21,8 @@ * \ingroup spnode */ +#include <algorithm> + #include "MEM_guardedalloc.h" #include "DNA_light_types.h" @@ -1226,6 +1228,28 @@ int node_find_indicated_socket( return 0; } +/* ****************** Link Dimming *********************** */ + +float node_link_dim_factor(const View2D *v2d, const bNodeLink *link) +{ + const float min_endpoint_distance = std::min( + std::max(BLI_rctf_length_x(&v2d->cur, link->fromsock->locx), + BLI_rctf_length_y(&v2d->cur, link->fromsock->locy)), + std::max(BLI_rctf_length_x(&v2d->cur, link->tosock->locx), + BLI_rctf_length_y(&v2d->cur, link->tosock->locy))); + + if (min_endpoint_distance == 0.0f) { + return 1.0f; + } + const float viewport_width = BLI_rctf_size_x(&v2d->cur); + return std::clamp(1.0f - min_endpoint_distance / viewport_width * 10.0f, 0.05f, 1.0f); +} + +bool node_link_is_hidden_or_dimmed(const View2D *v2d, const bNodeLink *link) +{ + return nodeLinkIsHidden(link) || node_link_dim_factor(v2d, link) < 0.5f; +} + /* ****************** Duplicate *********************** */ static void node_duplicate_reparent_recursive(bNode *node) |