diff options
Diffstat (limited to 'source/blender/editors/gpencil/gpencil_utils.c')
| -rw-r--r-- | source/blender/editors/gpencil/gpencil_utils.c | 148 |
1 files changed, 74 insertions, 74 deletions
diff --git a/source/blender/editors/gpencil/gpencil_utils.c b/source/blender/editors/gpencil/gpencil_utils.c index 0e08630d8bc..861fdcac080 100644 --- a/source/blender/editors/gpencil/gpencil_utils.c +++ b/source/blender/editors/gpencil/gpencil_utils.c @@ -82,16 +82,16 @@ bGPdata **ED_gpencil_data_get_pointers_direct(ID *screen_id, Scene *scene, ScrAr */ if (sa) { SpaceLink *sl = sa->spacedata.first; - + switch (sa->spacetype) { case SPACE_VIEW3D: /* 3D-View */ { BLI_assert(scene && ELEM(scene->toolsettings->gpencil_src, GP_TOOL_SOURCE_SCENE, GP_TOOL_SOURCE_OBJECT)); - + if (scene->toolsettings->gpencil_src == GP_TOOL_SOURCE_OBJECT) { /* legacy behaviour for usage with old addons requiring object-linked to objects */ - + /* just in case no active/selected object... */ if (ob && (ob->flag & SELECT)) { /* for now, as long as there's an object, default to using that in 3D-View */ @@ -109,21 +109,21 @@ bGPdata **ED_gpencil_data_get_pointers_direct(ID *screen_id, Scene *scene, ScrAr case SPACE_NODE: /* Nodes Editor */ { SpaceNode *snode = (SpaceNode *)sl; - + /* return the GP data for the active node block/node */ if (snode && snode->nodetree) { /* for now, as long as there's an active node tree, default to using that in the Nodes Editor */ if (ptr) RNA_id_pointer_create(&snode->nodetree->id, ptr); return &snode->nodetree->gpd; } - + /* even when there is no node-tree, don't allow this to flow to scene */ return NULL; } case SPACE_SEQ: /* Sequencer */ { SpaceSeq *sseq = (SpaceSeq *)sl; - + /* for now, Grease Pencil data is associated with the space (actually preview region only) */ /* XXX our convention for everything else is to link to data though... */ if (ptr) RNA_pointer_create(screen_id, &RNA_SpaceSequenceEditor, sseq, ptr); @@ -132,7 +132,7 @@ bGPdata **ED_gpencil_data_get_pointers_direct(ID *screen_id, Scene *scene, ScrAr case SPACE_IMAGE: /* Image/UV Editor */ { SpaceImage *sima = (SpaceImage *)sl; - + /* for now, Grease Pencil data is associated with the space... */ /* XXX our convention for everything else is to link to data though... */ if (ptr) RNA_pointer_create(screen_id, &RNA_SpaceImageEditor, sima, ptr); @@ -142,23 +142,23 @@ bGPdata **ED_gpencil_data_get_pointers_direct(ID *screen_id, Scene *scene, ScrAr { SpaceClip *sc = (SpaceClip *)sl; MovieClip *clip = ED_space_clip_get_clip(sc); - + if (clip) { if (sc->gpencil_src == SC_GPENCIL_SRC_TRACK) { MovieTrackingTrack *track = BKE_tracking_track_get_active(&clip->tracking); - + if (!track) return NULL; - + if (ptr) RNA_pointer_create(&clip->id, &RNA_MovieTrackingTrack, track, ptr); - + return &track->gpd; } else { if (ptr) RNA_id_pointer_create(&clip->id, ptr); - + return &clip->gpd; } } @@ -168,7 +168,7 @@ bGPdata **ED_gpencil_data_get_pointers_direct(ID *screen_id, Scene *scene, ScrAr return NULL; } } - + /* just fall back on the scene's GP data */ if (ptr) RNA_id_pointer_create((ID *)scene, ptr); return (scene) ? &scene->gpd : NULL; @@ -181,7 +181,7 @@ bGPdata **ED_gpencil_data_get_pointers(const bContext *C, PointerRNA *ptr) Scene *scene = CTX_data_scene(C); ScrArea *sa = CTX_wm_area(C); Object *ob = CTX_data_active_object(C); - + return ED_gpencil_data_get_pointers_direct(screen_id, scene, sa, ob, ptr); } @@ -211,7 +211,7 @@ bGPdata *ED_gpencil_data_get_active_v3d(Scene *scene, ViewLayer *view_layer) /* We have to make sure active object is actually visible and selected, else we must use default scene gpd, * to be consistent with ED_gpencil_data_get_active's behavior. */ - + if (base && TESTBASE(base)) { gpd = base->object->gpd; } @@ -239,7 +239,7 @@ bool ED_gpencil_has_keyframe_v3d(Scene *scene, Object *ob, int cfra) } } } - + if (ob && ob->gpd) { bGPDlayer *gpl = BKE_gpencil_layer_getactive(ob->gpd); if (gpl) { @@ -253,7 +253,7 @@ bool ED_gpencil_has_keyframe_v3d(Scene *scene, Object *ob, int cfra) } } } - + return false; } @@ -272,7 +272,7 @@ int gp_active_layer_poll(bContext *C) { bGPdata *gpd = ED_gpencil_data_get_active(C); bGPDlayer *gpl = BKE_gpencil_layer_getactive(gpd); - + return (gpl != NULL); } @@ -317,25 +317,25 @@ const EnumPropertyItem *ED_gpencil_layers_enum_itemf( EnumPropertyItem *item = NULL, item_tmp = {0}; int totitem = 0; int i = 0; - + if (ELEM(NULL, C, gpd)) { return DummyRNA_DEFAULT_items; } - + /* Existing layers */ for (gpl = gpd->layers.first; gpl; gpl = gpl->next, i++) { item_tmp.identifier = gpl->info; item_tmp.name = gpl->info; item_tmp.value = i; - + if (gpl->flag & GP_LAYER_ACTIVE) item_tmp.icon = ICON_GREASEPENCIL; - else + else item_tmp.icon = ICON_NONE; - + RNA_enum_item_add(&item, &totitem, &item_tmp); } - + RNA_enum_item_end(&item, &totitem); *r_free = true; @@ -351,11 +351,11 @@ const EnumPropertyItem *ED_gpencil_layers_with_new_enum_itemf( EnumPropertyItem *item = NULL, item_tmp = {0}; int totitem = 0; int i = 0; - + if (ELEM(NULL, C, gpd)) { return DummyRNA_DEFAULT_items; } - + /* Create new layer */ /* TODO: have some way of specifying that we don't want this? */ { @@ -365,25 +365,25 @@ const EnumPropertyItem *ED_gpencil_layers_with_new_enum_itemf( item_tmp.value = -1; item_tmp.icon = ICON_ZOOMIN; RNA_enum_item_add(&item, &totitem, &item_tmp); - + /* separator */ RNA_enum_item_add_separator(&item, &totitem); } - + /* Existing layers */ for (gpl = gpd->layers.first, i = 0; gpl; gpl = gpl->next, i++) { item_tmp.identifier = gpl->info; item_tmp.name = gpl->info; item_tmp.value = i; - + if (gpl->flag & GP_LAYER_ACTIVE) item_tmp.icon = ICON_GREASEPENCIL; - else + else item_tmp.icon = ICON_NONE; - + RNA_enum_item_add(&item, &totitem, &item_tmp); } - + RNA_enum_item_end(&item, &totitem); *r_free = true; @@ -412,11 +412,11 @@ bool gp_stroke_inside_circle(const int mval[2], const int UNUSED(mvalo[2]), const float mval_fl[2] = {mval[0], mval[1]}; const float screen_co_a[2] = {x0, y0}; const float screen_co_b[2] = {x1, y1}; - + if (edge_inside_circle(mval_fl, rad, screen_co_a, screen_co_b)) { return true; } - + /* not inside */ return false; } @@ -469,7 +469,7 @@ bool ED_gpencil_stroke_color_use(const bGPDlayer *gpl, const bGPDstroke *gps) if (((gpl->flag & GP_LAYER_UNLOCK_COLOR) == 0) && (palcolor->flag & PC_COLOR_LOCKED)) return false; } - + return true; } @@ -524,16 +524,16 @@ void gp_point_conversion_init(bContext *C, GP_SpaceConversion *r_gsc) { ScrArea *sa = CTX_wm_area(C); ARegion *ar = CTX_wm_region(C); - + /* zero out the storage (just in case) */ memset(r_gsc, 0, sizeof(GP_SpaceConversion)); unit_m4(r_gsc->mat); - + /* store settings */ r_gsc->sa = sa; r_gsc->ar = ar; r_gsc->v2d = &ar->v2d; - + /* init region-specific stuff */ if (sa->spacetype == SPACE_VIEW3D) { wmWindow *win = CTX_wm_window(C); @@ -541,13 +541,13 @@ void gp_point_conversion_init(bContext *C, GP_SpaceConversion *r_gsc) struct Depsgraph *depsgraph = CTX_data_depsgraph(C); View3D *v3d = (View3D *)CTX_wm_space_data(C); RegionView3D *rv3d = ar->regiondata; - + /* init 3d depth buffers */ view3d_operator_needs_opengl(C); - + view3d_region_operator_needs_opengl(win, ar); ED_view3d_autodist_init(depsgraph, ar, v3d, 0); - + /* for camera view set the subrect */ if (rv3d->persp == RV3D_CAMOB) { ED_view3d_calc_camera_border(scene, CTX_data_depsgraph(C), ar, v3d, rv3d, &r_gsc->subrect_data, true); /* no shift */ @@ -563,7 +563,7 @@ void gp_point_conversion_init(bContext *C, GP_SpaceConversion *r_gsc) * \param diff_mat Matrix with the difference between original parent matrix * \param[out] r_pt Pointer to new point after apply matrix */ -void gp_point_to_parent_space(bGPDspoint *pt, float diff_mat[4][4], bGPDspoint *r_pt) +void gp_point_to_parent_space(bGPDspoint *pt, float diff_mat[4][4], bGPDspoint *r_pt) { float fpt[3]; @@ -626,12 +626,12 @@ void gp_point_to_xy(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, View2D *v2d = gsc->v2d; rctf *subrect = gsc->subrect; int xyval[2]; - + /* sanity checks */ BLI_assert(!(gps->flag & GP_STROKE_3DSPACE) || (gsc->sa->spacetype == SPACE_VIEW3D)); BLI_assert(!(gps->flag & GP_STROKE_2DSPACE) || (gsc->sa->spacetype != SPACE_VIEW3D)); - - + + if (gps->flag & GP_STROKE_3DSPACE) { if (ED_view3d_project_int_global(ar, &pt->x, xyval, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) { *r_x = xyval[0]; @@ -679,12 +679,12 @@ void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, View2D *v2d = gsc->v2d; rctf *subrect = gsc->subrect; float xyval[2]; - + /* sanity checks */ BLI_assert(!(gps->flag & GP_STROKE_3DSPACE) || (gsc->sa->spacetype == SPACE_VIEW3D)); BLI_assert(!(gps->flag & GP_STROKE_2DSPACE) || (gsc->sa->spacetype != SPACE_VIEW3D)); - - + + if (gps->flag & GP_STROKE_3DSPACE) { if (ED_view3d_project_float_global(ar, &pt->x, xyval, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) { *r_x = xyval[0]; @@ -698,10 +698,10 @@ void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, else if (gps->flag & GP_STROKE_2DSPACE) { float vec[3] = {pt->x, pt->y, 0.0f}; int t_x, t_y; - + mul_m4_v3(gsc->mat, vec); UI_view2d_view_to_region_clip(v2d, vec[0], vec[1], &t_x, &t_y); - + if ((t_x == t_y) && (t_x == V2D_IS_CLIPPED)) { /* XXX: Or should we just always use the values as-is? */ *r_x = 0.0f; @@ -748,22 +748,22 @@ bool gp_point_xy_to_3d(GP_SpaceConversion *gsc, Scene *scene, const float screen float *rvec = ED_view3d_cursor3d_get(scene, v3d)->location; float ref[3] = {rvec[0], rvec[1], rvec[2]}; float zfac = ED_view3d_calc_zfac(rv3d, rvec, NULL); - + float mval_f[2], mval_prj[2]; float dvec[3]; - + copy_v2_v2(mval_f, screen_co); - + if (ED_view3d_project_float_global(gsc->ar, ref, mval_prj, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) { sub_v2_v2v2(mval_f, mval_prj, mval_f); ED_view3d_win_to_delta(gsc->ar, mval_f, dvec, zfac); sub_v3_v3v3(r_out, rvec, dvec); - + return true; } else { zero_v3(r_out); - + return false; } } @@ -780,19 +780,19 @@ bool gp_smooth_stroke(bGPDstroke *gps, int i, float inf, bool affect_pressure) bGPDspoint *pt = &gps->points[i]; float pressure = 0.0f; float sco[3] = {0.0f}; - + /* Do nothing if not enough points to smooth out */ if (gps->totpoints <= 2) { return false; } - + /* Only affect endpoints by a fraction of the normal strength, * to prevent the stroke from shrinking too much */ if ((i == 0) || (i == gps->totpoints - 1)) { inf *= 0.1f; } - + /* Compute smoothed coordinate by taking the ones nearby */ /* XXX: This is potentially slow, and suffers from accumulation error as earlier points are handled before later ones */ { @@ -800,14 +800,14 @@ bool gp_smooth_stroke(bGPDstroke *gps, int i, float inf, bool affect_pressure) const int steps = 2; const float average_fac = 1.0f / (float)(steps * 2 + 1); int step; - + /* add the point itself */ madd_v3_v3fl(sco, &pt->x, average_fac); - + if (affect_pressure) { pressure += pt->pressure * average_fac; } - + /* n-steps before/after current point */ // XXX: review how the endpoints are treated by this algorithm // XXX: falloff measures should also introduce some weighting variations, so that further-out points get less weight @@ -815,17 +815,17 @@ bool gp_smooth_stroke(bGPDstroke *gps, int i, float inf, bool affect_pressure) bGPDspoint *pt1, *pt2; int before = i - step; int after = i + step; - + CLAMP_MIN(before, 0); CLAMP_MAX(after, gps->totpoints - 1); - + pt1 = &gps->points[before]; pt2 = &gps->points[after]; - + /* add both these points to the average-sum (s += p[i]/n) */ madd_v3_v3fl(sco, &pt1->x, average_fac); madd_v3_v3fl(sco, &pt2->x, average_fac); - + #if 0 /* XXX: Disabled because get weird result */ /* do pressure too? */ @@ -836,17 +836,17 @@ bool gp_smooth_stroke(bGPDstroke *gps, int i, float inf, bool affect_pressure) #endif } } - + /* Based on influence factor, blend between original and optimal smoothed coordinate */ interp_v3_v3v3(&pt->x, &pt->x, sco, inf); - + #if 0 /* XXX: Disabled because get weird result */ if (affect_pressure) { pt->pressure = pressure; } #endif - + return true; } @@ -939,22 +939,22 @@ void gp_subdivide_stroke(bGPDstroke *gps, const int new_totpoints) gps->points[new_totpoints - y] = gps->points[i]; y += 2; } - + /* Create interpolated points */ for (int i = 0; i < new_totpoints - 1; i += 2) { bGPDspoint *prev = &gps->points[i]; bGPDspoint *pt = &gps->points[i + 1]; bGPDspoint *next = &gps->points[i + 2]; - + /* Interpolate all values */ interp_v3_v3v3(&pt->x, &prev->x, &next->x, 0.5f); - + pt->pressure = interpf(prev->pressure, next->pressure, 0.5f); pt->strength = interpf(prev->strength, next->strength, 0.5f); CLAMP(pt->strength, GPENCIL_STRENGTH_MIN, 1.0f); pt->time = interpf(prev->time, next->time, 0.5f); } - + /* Update to new total number of points */ gps->totpoints = new_totpoints; } @@ -987,12 +987,12 @@ void gp_randomize_stroke(bGPDstroke *gps, bGPDbrush *brush) float normal[3]; cross_v3_v3v3(normal, v1, v2); normalize_v3(normal); - + /* get orthogonal vector to plane to rotate random effect */ float ortho[3]; cross_v3_v3v3(ortho, v1, normal); normalize_v3(ortho); - + /* Read all points and apply shift vector (first and last point not modified) */ for (int i = 1; i < gps->totpoints - 1; ++i) { bGPDspoint *pt = &gps->points[i]; |