diff options
Diffstat (limited to 'source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c')
| -rw-r--r-- | source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c | 102 |
1 files changed, 69 insertions, 33 deletions
diff --git a/source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c b/source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c index f7caf8e4c6a..8755dea51e1 100644 --- a/source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c +++ b/source/blender/editors/gizmo_library/gizmo_types/snap3d_gizmo.c @@ -50,7 +50,6 @@ #include "WM_api.h" #include "WM_types.h" -#include "wm.h" /* own includes */ #include "../gizmo_geometry.h" @@ -66,7 +65,13 @@ typedef struct SnapGizmo3D { /* We could have other snap contexts, for now only support 3D view. */ SnapObjectContext *snap_context_v3d; - int mval[2]; + + /* Copy of the parameters of the last event state in order to detect updates. */ + struct { + int x; + int y; + short shift, ctrl, alt, oskey; + } last_eventstate; #ifdef USE_SNAP_DETECT_FROM_KEYMAP_HACK wmKeyMap *keymap; @@ -77,6 +82,37 @@ typedef struct SnapGizmo3D { short snap_elem; } SnapGizmo3D; +/* Checks if the current event is different from the one captured in the last update. */ +static bool eventstate_has_changed(SnapGizmo3D *snap_gizmo, const wmWindowManager *wm) +{ + if (wm && wm->winactive) { + const wmEvent *event = wm->winactive->eventstate; + if ((event->x != snap_gizmo->last_eventstate.x) || + (event->y != snap_gizmo->last_eventstate.y) || + (event->ctrl != snap_gizmo->last_eventstate.ctrl) || + (event->shift != snap_gizmo->last_eventstate.shift) || + (event->alt != snap_gizmo->last_eventstate.alt) || + (event->oskey != snap_gizmo->last_eventstate.oskey)) { + return true; + } + } + return false; +} + +/* Copies the current eventstate. */ +static void eventstate_save(SnapGizmo3D *snap_gizmo, const wmWindowManager *wm) +{ + if (wm && wm->winactive) { + const wmEvent *event = wm->winactive->eventstate; + snap_gizmo->last_eventstate.x = event->x; + snap_gizmo->last_eventstate.y = event->y; + snap_gizmo->last_eventstate.ctrl = event->ctrl; + snap_gizmo->last_eventstate.shift = event->shift; + snap_gizmo->last_eventstate.alt = event->alt; + snap_gizmo->last_eventstate.oskey = event->oskey; + } +} + #ifdef USE_SNAP_DETECT_FROM_KEYMAP_HACK static bool invert_snap(SnapGizmo3D *snap_gizmo, const wmWindowManager *wm) { @@ -84,6 +120,15 @@ static bool invert_snap(SnapGizmo3D *snap_gizmo, const wmWindowManager *wm) return false; } + const wmEvent *event = wm->winactive->eventstate; + if ((event->ctrl == snap_gizmo->last_eventstate.ctrl) && + (event->shift == snap_gizmo->last_eventstate.shift) && + (event->alt == snap_gizmo->last_eventstate.alt) && + (event->oskey == snap_gizmo->last_eventstate.oskey)) { + /* Nothing has changed. */ + return snap_gizmo->invert_snap; + } + if (snap_gizmo->keymap == NULL) { /* Lazy initialization. */ snap_gizmo->keymap = WM_modalkeymap_find(wm->defaultconf, "Generic Gizmo Tweak Modal Map"); @@ -92,7 +137,6 @@ static bool invert_snap(SnapGizmo3D *snap_gizmo, const wmWindowManager *wm) const int snap_on = snap_gizmo->snap_on; wmKeyMap *keymap = WM_keymap_active(wm, snap_gizmo->keymap); - const wmEvent *event = wm->winactive->eventstate; for (wmKeyMapItem *kmi = keymap->items.first; kmi; kmi = kmi->next) { if (kmi->flag & KMI_INACTIVE) { continue; @@ -250,12 +294,6 @@ short ED_gizmotypes_snap_3d_update(wmGizmo *gz, float r_nor[3]) { SnapGizmo3D *snap_gizmo = (SnapGizmo3D *)gz; - Scene *scene = DEG_get_input_scene(depsgraph); - float co[3], no[3]; - short snap_elem = 0; - int snap_elem_index[3] = {-1, -1, -1}; - int index = -1; - if (snap_gizmo->use_snap_override != -1) { if (snap_gizmo->use_snap_override == false) { snap_gizmo->snap_elem = 0; @@ -265,7 +303,12 @@ short ED_gizmotypes_snap_3d_update(wmGizmo *gz, #ifdef USE_SNAP_DETECT_FROM_KEYMAP_HACK snap_gizmo->invert_snap = invert_snap(snap_gizmo, wm); +#endif + eventstate_save(snap_gizmo, wm); + Scene *scene = DEG_get_input_scene(depsgraph); + +#ifdef USE_SNAP_DETECT_FROM_KEYMAP_HACK if (snap_gizmo->use_snap_override == -1) { const ToolSettings *ts = scene->toolsettings; if (snap_gizmo->invert_snap != !(ts->snap_flag & SCE_SNAP)) { @@ -273,10 +316,13 @@ short ED_gizmotypes_snap_3d_update(wmGizmo *gz, return 0; } } -#else - UNUSED_VARS(wm); #endif + float co[3], no[3]; + short snap_elem = 0; + int snap_elem_index[3] = {-1, -1, -1}; + int index = -1; + wmGizmoProperty *gz_prop = WM_gizmo_target_property_find(gz, "snap_elements"); int snap_elements = RNA_property_enum_get(&gz_prop->ptr, gz_prop->prop); if (gz_prop->prop != snap_gizmo->prop_snap_force) { @@ -381,14 +427,17 @@ static void snap_gizmo_draw(const bContext *C, wmGizmo *gz) return; } - ARegion *region = CTX_wm_region(C); - RegionView3D *rv3d = region->regiondata; + wmWindowManager *wm = CTX_wm_manager(C); + if (eventstate_has_changed(snap_gizmo, wm)) { + /* The eventstate has changed but the snap has not been updated. + * This means that the current position is no longer valid. */ + snap_gizmo->snap_elem = 0; + return; + } - /* Ideally, we shouldn't assign values here. - * But `test_select` is not called during navigation. - * And `snap_elem` is not really useful in this case. */ - if ((rv3d->rflag & RV3D_NAVIGATING) || - (!(gz->state & WM_GIZMO_STATE_HIGHLIGHT) && !wm_gizmomap_modal_get(region->gizmo_map))) { + RegionView3D *rv3d = CTX_wm_region_data(C); + if (rv3d->rflag & RV3D_NAVIGATING) { + /* Don't draw the gizmo while navigating. It can be distracting. */ snap_gizmo->snap_elem = 0; return; } @@ -418,30 +467,17 @@ static void snap_gizmo_draw(const bContext *C, wmGizmo *gz) static int snap_gizmo_test_select(bContext *C, wmGizmo *gz, const int mval[2]) { SnapGizmo3D *snap_gizmo = (SnapGizmo3D *)gz; - -#ifdef USE_SNAP_DETECT_FROM_KEYMAP_HACK wmWindowManager *wm = CTX_wm_manager(C); - const bool invert = invert_snap(snap_gizmo, wm); - if (snap_gizmo->invert_snap == invert && snap_gizmo->mval[0] == mval[0] && - snap_gizmo->mval[1] == mval[1]) { + if (!eventstate_has_changed(snap_gizmo, wm)) { /* Performance, do not update. */ return snap_gizmo->snap_elem ? 0 : -1; } - snap_gizmo->invert_snap = invert; -#else - if (snap_gizmo->mval[0] == mval[0] && snap_gizmo->mval[1] == mval[1]) { - /* Performance, do not update. */ - return snap_gizmo->snap_elem ? 0 : -1; - } -#endif - copy_v2_v2_int(snap_gizmo->mval, mval); - ARegion *region = CTX_wm_region(C); View3D *v3d = CTX_wm_view3d(C); const float mval_fl[2] = {UNPACK2(mval)}; short snap_elem = ED_gizmotypes_snap_3d_update( - gz, CTX_data_ensure_evaluated_depsgraph(C), region, v3d, NULL, mval_fl, NULL, NULL); + gz, CTX_data_ensure_evaluated_depsgraph(C), region, v3d, wm, mval_fl, NULL, NULL); if (snap_elem) { ED_region_tag_redraw_editor_overlays(region); |