diff options
Diffstat (limited to 'source/blender/editors/space_view3d/view3d_edit.c')
| -rw-r--r-- | source/blender/editors/space_view3d/view3d_edit.c | 4189 |
1 files changed, 0 insertions, 4189 deletions
diff --git a/source/blender/editors/space_view3d/view3d_edit.c b/source/blender/editors/space_view3d/view3d_edit.c index 80089815284..4c7a7cb4c61 100644 --- a/source/blender/editors/space_view3d/view3d_edit.c +++ b/source/blender/editors/space_view3d/view3d_edit.c @@ -23,70 +23,39 @@ * 3D view manipulation/operators. */ -#include <float.h> -#include <math.h> -#include <stdio.h> -#include <string.h> - #include "DNA_armature_types.h" #include "DNA_camera_types.h" -#include "DNA_curve_types.h" -#include "DNA_gpencil_types.h" -#include "DNA_object_types.h" -#include "DNA_scene_types.h" #include "DNA_world_types.h" #include "MEM_guardedalloc.h" #include "BLI_blenlib.h" -#include "BLI_dial_2d.h" #include "BLI_math.h" -#include "BLI_utildefines.h" #include "BKE_action.h" #include "BKE_armature.h" #include "BKE_camera.h" -#include "BKE_context.h" -#include "BKE_gpencil_geom.h" -#include "BKE_layer.h" #include "BKE_lib_id.h" #include "BKE_main.h" #include "BKE_object.h" -#include "BKE_paint.h" #include "BKE_report.h" #include "BKE_scene.h" #include "BKE_screen.h" -#include "BKE_vfont.h" -#include "DEG_depsgraph.h" #include "DEG_depsgraph_query.h" #include "WM_api.h" #include "WM_message.h" -#include "WM_types.h" #include "RNA_access.h" #include "RNA_define.h" -#include "ED_armature.h" -#include "ED_mesh.h" -#include "ED_particle.h" #include "ED_screen.h" #include "ED_transform.h" #include "ED_transform_snap_object_context.h" -#include "ED_view3d.h" - -#include "UI_resources.h" - -#include "PIL_time.h" #include "view3d_intern.h" /* own include */ -enum { - HAS_TRANSLATE = (1 << 0), - HAS_ROTATE = (1 << 0), -}; - /* test for unlocked camera view in quad view */ static bool view3d_camera_user_poll(bContext *C) { @@ -115,3052 +84,6 @@ static bool view3d_lock_poll(bContext *C) return false; } -static bool view3d_pan_poll(bContext *C) -{ - if (ED_operator_region_view3d_active(C)) { - const RegionView3D *rv3d = CTX_wm_region_view3d(C); - return !(RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_LOCATION); - } - return false; -} - -static bool view3d_zoom_or_dolly_poll(bContext *C) -{ - if (ED_operator_region_view3d_active(C)) { - const RegionView3D *rv3d = CTX_wm_region_view3d(C); - return !(RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ZOOM_AND_DOLLY); - } - return false; -} - -/* -------------------------------------------------------------------- */ -/** \name Generic View Operator Properties - * \{ */ - -enum eV3D_OpPropFlag { - V3D_OP_PROP_MOUSE_CO = (1 << 0), - V3D_OP_PROP_DELTA = (1 << 1), - V3D_OP_PROP_USE_ALL_REGIONS = (1 << 2), - V3D_OP_PROP_USE_MOUSE_INIT = (1 << 3), -}; - -static void view3d_operator_properties_common(wmOperatorType *ot, const enum eV3D_OpPropFlag flag) -{ - if (flag & V3D_OP_PROP_MOUSE_CO) { - PropertyRNA *prop; - prop = RNA_def_int(ot->srna, "mx", 0, 0, INT_MAX, "Region Position X", "", 0, INT_MAX); - RNA_def_property_flag(prop, PROP_HIDDEN); - prop = RNA_def_int(ot->srna, "my", 0, 0, INT_MAX, "Region Position Y", "", 0, INT_MAX); - RNA_def_property_flag(prop, PROP_HIDDEN); - } - if (flag & V3D_OP_PROP_DELTA) { - RNA_def_int(ot->srna, "delta", 0, INT_MIN, INT_MAX, "Delta", "", INT_MIN, INT_MAX); - } - if (flag & V3D_OP_PROP_USE_ALL_REGIONS) { - PropertyRNA *prop; - prop = RNA_def_boolean( - ot->srna, "use_all_regions", 0, "All Regions", "View selected for all regions"); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); - } - if (flag & V3D_OP_PROP_USE_MOUSE_INIT) { - WM_operator_properties_use_cursor_init(ot); - } -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Generic View Operator Custom-Data - * \{ */ - -typedef struct ViewOpsData { - /** Context pointers (assigned by #viewops_data_alloc). */ - Main *bmain; - Scene *scene; - ScrArea *area; - ARegion *region; - View3D *v3d; - RegionView3D *rv3d; - Depsgraph *depsgraph; - - /** Needed for continuous zoom. */ - wmTimer *timer; - - /** Viewport state on initialization, don't change afterwards. */ - struct { - float dist; - float camzoom; - float quat[4]; - /** #wmEvent.xy. */ - int event_xy[2]; - /** Offset to use when #VIEWOPS_FLAG_USE_MOUSE_INIT is not set. - * so we can simulate pressing in the middle of the screen. */ - int event_xy_offset[2]; - /** #wmEvent.type that triggered the operator. */ - int event_type; - float ofs[3]; - /** Initial distance to 'ofs'. */ - float zfac; - - /** Trackball rotation only. */ - float trackvec[3]; - /** Dolly only. */ - float mousevec[3]; - - /** - * #RegionView3D.persp set after auto-perspective is applied. - * If we want the value before running the operator, add a separate member. - */ - char persp; - - /** Used for roll */ - Dial *dial; - } init; - - /** Previous state (previous modal event handled). */ - struct { - int event_xy[2]; - /** For operators that use time-steps (continuous zoom). */ - double time; - } prev; - - /** Current state. */ - struct { - /** Working copy of #RegionView3D.viewquat, needed for rotation calculation - * so we can apply snap to the 3D Viewport while keeping the unsnapped rotation - * here to use when snap is disabled and for continued calculation. */ - float viewquat[4]; - } curr; - - float reverse; - bool axis_snap; /* view rotate only */ - - /** Use for orbit selection and auto-dist. */ - float dyn_ofs[3]; - bool use_dyn_ofs; -} ViewOpsData; - -/** - * Size of the sphere being dragged for trackball rotation within the view bounds. - * also affects speed (smaller is faster). - */ -#define TRACKBALLSIZE (1.1f) - -static void calctrackballvec(const rcti *rect, const int event_xy[2], float r_dir[3]) -{ - const float radius = TRACKBALLSIZE; - const float t = radius / (float)M_SQRT2; - const float size[2] = {BLI_rcti_size_x(rect), BLI_rcti_size_y(rect)}; - /* Aspect correct so dragging in a non-square view doesn't squash the direction. - * So diagonal motion rotates the same direction the cursor is moving. */ - const float size_min = min_ff(size[0], size[1]); - const float aspect[2] = {size_min / size[0], size_min / size[1]}; - - /* Normalize x and y. */ - r_dir[0] = (event_xy[0] - BLI_rcti_cent_x(rect)) / ((size[0] * aspect[0]) / 2.0); - r_dir[1] = (event_xy[1] - BLI_rcti_cent_y(rect)) / ((size[1] * aspect[1]) / 2.0); - const float d = len_v2(r_dir); - if (d < t) { - /* Inside sphere. */ - r_dir[2] = sqrtf(square_f(radius) - square_f(d)); - } - else { - /* On hyperbola. */ - r_dir[2] = square_f(t) / d; - } -} - -/** - * Allocate and fill in context pointers for #ViewOpsData - */ -static void viewops_data_alloc(bContext *C, wmOperator *op) -{ - ViewOpsData *vod = MEM_callocN(sizeof(ViewOpsData), "viewops data"); - - /* store data */ - op->customdata = vod; - vod->bmain = CTX_data_main(C); - vod->depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - vod->scene = CTX_data_scene(C); - vod->area = CTX_wm_area(C); - vod->region = CTX_wm_region(C); - vod->v3d = vod->area->spacedata.first; - vod->rv3d = vod->region->regiondata; -} - -void view3d_orbit_apply_dyn_ofs(float r_ofs[3], - const float ofs_old[3], - const float viewquat_old[4], - const float viewquat_new[4], - const float dyn_ofs[3]) -{ - float q[4]; - invert_qt_qt_normalized(q, viewquat_old); - mul_qt_qtqt(q, q, viewquat_new); - - invert_qt_normalized(q); - - sub_v3_v3v3(r_ofs, ofs_old, dyn_ofs); - mul_qt_v3(q, r_ofs); - add_v3_v3(r_ofs, dyn_ofs); -} - -static bool view3d_orbit_calc_center(bContext *C, float r_dyn_ofs[3]) -{ - static float lastofs[3] = {0, 0, 0}; - bool is_set = false; - - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - Scene *scene = CTX_data_scene(C); - ViewLayer *view_layer_eval = DEG_get_evaluated_view_layer(depsgraph); - View3D *v3d = CTX_wm_view3d(C); - Object *ob_act_eval = OBACT(view_layer_eval); - Object *ob_act = DEG_get_original_object(ob_act_eval); - - if (ob_act && (ob_act->mode & OB_MODE_ALL_PAINT) && - /* with weight-paint + pose-mode, fall through to using calculateTransformCenter */ - ((ob_act->mode & OB_MODE_WEIGHT_PAINT) && BKE_object_pose_armature_get(ob_act)) == 0) { - /* in case of sculpting use last average stroke position as a rotation - * center, in other cases it's not clear what rotation center shall be - * so just rotate around object origin - */ - if (ob_act->mode & - (OB_MODE_SCULPT | OB_MODE_TEXTURE_PAINT | OB_MODE_VERTEX_PAINT | OB_MODE_WEIGHT_PAINT)) { - float stroke[3]; - BKE_paint_stroke_get_average(scene, ob_act_eval, stroke); - copy_v3_v3(lastofs, stroke); - } - else { - copy_v3_v3(lastofs, ob_act_eval->obmat[3]); - } - is_set = true; - } - else if (ob_act && (ob_act->mode & OB_MODE_EDIT) && (ob_act->type == OB_FONT)) { - Curve *cu = ob_act_eval->data; - EditFont *ef = cu->editfont; - - zero_v3(lastofs); - for (int i = 0; i < 4; i++) { - add_v2_v2(lastofs, ef->textcurs[i]); - } - mul_v2_fl(lastofs, 1.0f / 4.0f); - - mul_m4_v3(ob_act_eval->obmat, lastofs); - - is_set = true; - } - else if (ob_act == NULL || ob_act->mode == OB_MODE_OBJECT) { - /* object mode use boundbox centers */ - Base *base_eval; - uint tot = 0; - float select_center[3]; - - zero_v3(select_center); - for (base_eval = FIRSTBASE(view_layer_eval); base_eval; base_eval = base_eval->next) { - if (BASE_SELECTED(v3d, base_eval)) { - /* use the boundbox if we can */ - Object *ob_eval = base_eval->object; - - if (ob_eval->runtime.bb && !(ob_eval->runtime.bb->flag & BOUNDBOX_DIRTY)) { - float cent[3]; - - BKE_boundbox_calc_center_aabb(ob_eval->runtime.bb, cent); - - mul_m4_v3(ob_eval->obmat, cent); - add_v3_v3(select_center, cent); - } - else { - add_v3_v3(select_center, ob_eval->obmat[3]); - } - tot++; - } - } - if (tot) { - mul_v3_fl(select_center, 1.0f / (float)tot); - copy_v3_v3(lastofs, select_center); - is_set = true; - } - } - else { - /* If there's no selection, lastofs is unmodified and last value since static */ - is_set = calculateTransformCenter(C, V3D_AROUND_CENTER_MEDIAN, lastofs, NULL); - } - - copy_v3_v3(r_dyn_ofs, lastofs); - - return is_set; -} - -enum eViewOpsFlag { - /** When enabled, rotate around the selection. */ - VIEWOPS_FLAG_ORBIT_SELECT = (1 << 0), - /** When enabled, use the depth under the cursor for navigation. */ - VIEWOPS_FLAG_DEPTH_NAVIGATE = (1 << 1), - /** - * When enabled run #ED_view3d_persp_ensure this may switch out of camera view - * when orbiting or switch from orthographic to perspective when auto-perspective is enabled. - * Some operations don't require this (view zoom/pan or NDOF where subtle rotation is common - * so we don't want it to trigger auto-perspective). */ - VIEWOPS_FLAG_PERSP_ENSURE = (1 << 2), - /** When set, ignore any options that depend on initial cursor location. */ - VIEWOPS_FLAG_USE_MOUSE_INIT = (1 << 3), -}; - -static enum eViewOpsFlag viewops_flag_from_args(bool use_select, bool use_depth) -{ - enum eViewOpsFlag flag = 0; - if (use_select) { - flag |= VIEWOPS_FLAG_ORBIT_SELECT; - } - if (use_depth) { - flag |= VIEWOPS_FLAG_DEPTH_NAVIGATE; - } - - return flag; -} - -static enum eViewOpsFlag viewops_flag_from_prefs(void) -{ - return viewops_flag_from_args((U.uiflag & USER_ORBIT_SELECTION) != 0, - (U.uiflag & USER_DEPTH_NAVIGATE) != 0); -} - -/** - * Calculate the values for #ViewOpsData - */ -static void viewops_data_create(bContext *C, - wmOperator *op, - const wmEvent *event, - enum eViewOpsFlag viewops_flag) -{ - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ViewOpsData *vod = op->customdata; - RegionView3D *rv3d = vod->rv3d; - - /* Could do this more nicely. */ - if ((viewops_flag & VIEWOPS_FLAG_USE_MOUSE_INIT) == 0) { - viewops_flag &= ~VIEWOPS_FLAG_DEPTH_NAVIGATE; - } - - /* we need the depth info before changing any viewport options */ - if (viewops_flag & VIEWOPS_FLAG_DEPTH_NAVIGATE) { - float fallback_depth_pt[3]; - - view3d_operator_needs_opengl(C); /* needed for zbuf drawing */ - - negate_v3_v3(fallback_depth_pt, rv3d->ofs); - - vod->use_dyn_ofs = ED_view3d_autodist( - depsgraph, vod->region, vod->v3d, event->mval, vod->dyn_ofs, true, fallback_depth_pt); - } - else { - vod->use_dyn_ofs = false; - } - - if (viewops_flag & VIEWOPS_FLAG_PERSP_ENSURE) { - if (ED_view3d_persp_ensure(depsgraph, vod->v3d, vod->region)) { - /* If we're switching from camera view to the perspective one, - * need to tag viewport update, so camera view and borders are properly updated. */ - ED_region_tag_redraw(vod->region); - } - } - - /* set the view from the camera, if view locking is enabled. - * we may want to make this optional but for now its needed always */ - ED_view3d_camera_lock_init(depsgraph, vod->v3d, vod->rv3d); - - vod->init.persp = rv3d->persp; - vod->init.dist = rv3d->dist; - vod->init.camzoom = rv3d->camzoom; - copy_qt_qt(vod->init.quat, rv3d->viewquat); - copy_v2_v2_int(vod->init.event_xy, event->xy); - copy_v2_v2_int(vod->prev.event_xy, event->xy); - - if (viewops_flag & VIEWOPS_FLAG_USE_MOUSE_INIT) { - zero_v2_int(vod->init.event_xy_offset); - } - else { - /* Simulate the event starting in the middle of the region. */ - vod->init.event_xy_offset[0] = BLI_rcti_cent_x(&vod->region->winrct) - event->xy[0]; - vod->init.event_xy_offset[1] = BLI_rcti_cent_y(&vod->region->winrct) - event->xy[1]; - } - - vod->init.event_type = event->type; - copy_v3_v3(vod->init.ofs, rv3d->ofs); - - copy_qt_qt(vod->curr.viewquat, rv3d->viewquat); - - if (viewops_flag & VIEWOPS_FLAG_ORBIT_SELECT) { - float ofs[3]; - if (view3d_orbit_calc_center(C, ofs) || (vod->use_dyn_ofs == false)) { - vod->use_dyn_ofs = true; - negate_v3_v3(vod->dyn_ofs, ofs); - viewops_flag &= ~VIEWOPS_FLAG_DEPTH_NAVIGATE; - } - } - - if (viewops_flag & VIEWOPS_FLAG_DEPTH_NAVIGATE) { - if (vod->use_dyn_ofs) { - if (rv3d->is_persp) { - float my_origin[3]; /* original G.vd->ofs */ - float my_pivot[3]; /* view */ - float dvec[3]; - - /* locals for dist correction */ - float mat[3][3]; - float upvec[3]; - - negate_v3_v3(my_origin, rv3d->ofs); /* ofs is flipped */ - - /* Set the dist value to be the distance from this 3d point this means you'll - * always be able to zoom into it and panning won't go bad when dist was zero. */ - - /* remove dist value */ - upvec[0] = upvec[1] = 0; - upvec[2] = rv3d->dist; - copy_m3_m4(mat, rv3d->viewinv); - - mul_m3_v3(mat, upvec); - sub_v3_v3v3(my_pivot, rv3d->ofs, upvec); - negate_v3(my_pivot); /* ofs is flipped */ - - /* find a new ofs value that is along the view axis - * (rather than the mouse location) */ - closest_to_line_v3(dvec, vod->dyn_ofs, my_pivot, my_origin); - vod->init.dist = rv3d->dist = len_v3v3(my_pivot, dvec); - - negate_v3_v3(rv3d->ofs, dvec); - } - else { - const float mval_region_mid[2] = {(float)vod->region->winx / 2.0f, - (float)vod->region->winy / 2.0f}; - - ED_view3d_win_to_3d(vod->v3d, vod->region, vod->dyn_ofs, mval_region_mid, rv3d->ofs); - negate_v3(rv3d->ofs); - } - negate_v3(vod->dyn_ofs); - copy_v3_v3(vod->init.ofs, rv3d->ofs); - } - } - - /* For dolly */ - ED_view3d_win_to_vector(vod->region, (const float[2]){UNPACK2(event->mval)}, vod->init.mousevec); - - { - int event_xy_offset[2]; - add_v2_v2v2_int(event_xy_offset, event->xy, vod->init.event_xy_offset); - - /* For rotation with trackball rotation. */ - calctrackballvec(&vod->region->winrct, event_xy_offset, vod->init.trackvec); - } - - { - float tvec[3]; - negate_v3_v3(tvec, rv3d->ofs); - vod->init.zfac = ED_view3d_calc_zfac(rv3d, tvec, NULL); - } - - vod->reverse = 1.0f; - if (rv3d->persmat[2][1] < 0.0f) { - vod->reverse = -1.0f; - } - - rv3d->rflag |= RV3D_NAVIGATING; -} - -static void viewops_data_free(bContext *C, wmOperator *op) -{ - ARegion *region; - if (op->customdata) { - ViewOpsData *vod = op->customdata; - region = vod->region; - vod->rv3d->rflag &= ~RV3D_NAVIGATING; - - if (vod->timer) { - WM_event_remove_timer(CTX_wm_manager(C), vod->timer->win, vod->timer); - } - - if (vod->init.dial) { - MEM_freeN(vod->init.dial); - } - - MEM_freeN(vod); - op->customdata = NULL; - } - else { - region = CTX_wm_region(C); - } - - /* Need to redraw because drawing code uses RV3D_NAVIGATING to draw - * faster while navigation operator runs. */ - ED_region_tag_redraw(region); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Rotate Operator - * \{ */ - -enum { - VIEW_PASS = 0, - VIEW_APPLY, - VIEW_CONFIRM, -}; - -/* NOTE: these defines are saved in keymap files, do not change values but just add new ones */ -enum { - VIEW_MODAL_CONFIRM = 1, /* used for all view operations */ - VIEWROT_MODAL_AXIS_SNAP_ENABLE = 2, - VIEWROT_MODAL_AXIS_SNAP_DISABLE = 3, - VIEWROT_MODAL_SWITCH_ZOOM = 4, - VIEWROT_MODAL_SWITCH_MOVE = 5, - VIEWROT_MODAL_SWITCH_ROTATE = 6, -}; - -void viewrotate_modal_keymap(wmKeyConfig *keyconf) -{ - static const EnumPropertyItem modal_items[] = { - {VIEW_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""}, - - {VIEWROT_MODAL_AXIS_SNAP_ENABLE, "AXIS_SNAP_ENABLE", 0, "Axis Snap", ""}, - {VIEWROT_MODAL_AXIS_SNAP_DISABLE, "AXIS_SNAP_DISABLE", 0, "Axis Snap (Off)", ""}, - - {VIEWROT_MODAL_SWITCH_ZOOM, "SWITCH_TO_ZOOM", 0, "Switch to Zoom"}, - {VIEWROT_MODAL_SWITCH_MOVE, "SWITCH_TO_MOVE", 0, "Switch to Move"}, - - {0, NULL, 0, NULL, NULL}, - }; - - wmKeyMap *keymap = WM_modalkeymap_find(keyconf, "View3D Rotate Modal"); - - /* this function is called for each spacetype, only needs to add map once */ - if (keymap && keymap->modal_items) { - return; - } - - keymap = WM_modalkeymap_ensure(keyconf, "View3D Rotate Modal", modal_items); - - /* disabled mode switching for now, can re-implement better, later on */ -#if 0 - WM_modalkeymap_add_item(keymap, LEFTMOUSE, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); - WM_modalkeymap_add_item(keymap, LEFTCTRLKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); - WM_modalkeymap_add_item(keymap, LEFTSHIFTKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_MOVE); -#endif - - /* assign map to operators */ - WM_modalkeymap_assign(keymap, "VIEW3D_OT_rotate"); -} - -static void viewrotate_apply_dyn_ofs(ViewOpsData *vod, const float viewquat_new[4]) -{ - if (vod->use_dyn_ofs) { - RegionView3D *rv3d = vod->rv3d; - view3d_orbit_apply_dyn_ofs( - rv3d->ofs, vod->init.ofs, vod->init.quat, viewquat_new, vod->dyn_ofs); - } -} - -static void viewrotate_apply_snap(ViewOpsData *vod) -{ - const float axis_limit = DEG2RADF(45 / 3); - - RegionView3D *rv3d = vod->rv3d; - - float viewquat_inv[4]; - float zaxis[3] = {0, 0, 1}; - float zaxis_best[3]; - int x, y, z; - bool found = false; - - invert_qt_qt_normalized(viewquat_inv, vod->curr.viewquat); - - mul_qt_v3(viewquat_inv, zaxis); - normalize_v3(zaxis); - - for (x = -1; x < 2; x++) { - for (y = -1; y < 2; y++) { - for (z = -1; z < 2; z++) { - if (x || y || z) { - float zaxis_test[3] = {x, y, z}; - - normalize_v3(zaxis_test); - - if (angle_normalized_v3v3(zaxis_test, zaxis) < axis_limit) { - copy_v3_v3(zaxis_best, zaxis_test); - found = true; - } - } - } - } - } - - if (found) { - - /* find the best roll */ - float quat_roll[4], quat_final[4], quat_best[4], quat_snap[4]; - float viewquat_align[4]; /* viewquat aligned to zaxis_best */ - float viewquat_align_inv[4]; /* viewquat aligned to zaxis_best */ - float best_angle = axis_limit; - int j; - - /* viewquat_align is the original viewquat aligned to the snapped axis - * for testing roll */ - rotation_between_vecs_to_quat(viewquat_align, zaxis_best, zaxis); - normalize_qt(viewquat_align); - mul_qt_qtqt(viewquat_align, vod->curr.viewquat, viewquat_align); - normalize_qt(viewquat_align); - invert_qt_qt_normalized(viewquat_align_inv, viewquat_align); - - vec_to_quat(quat_snap, zaxis_best, OB_NEGZ, OB_POSY); - normalize_qt(quat_snap); - invert_qt_normalized(quat_snap); - - /* check if we can find the roll */ - found = false; - - /* find best roll */ - for (j = 0; j < 8; j++) { - float angle; - float xaxis1[3] = {1, 0, 0}; - float xaxis2[3] = {1, 0, 0}; - float quat_final_inv[4]; - - axis_angle_to_quat(quat_roll, zaxis_best, (float)j * DEG2RADF(45.0f)); - normalize_qt(quat_roll); - - mul_qt_qtqt(quat_final, quat_snap, quat_roll); - normalize_qt(quat_final); - - /* compare 2 vector angles to find the least roll */ - invert_qt_qt_normalized(quat_final_inv, quat_final); - mul_qt_v3(viewquat_align_inv, xaxis1); - mul_qt_v3(quat_final_inv, xaxis2); - angle = angle_v3v3(xaxis1, xaxis2); - - if (angle <= best_angle) { - found = true; - best_angle = angle; - copy_qt_qt(quat_best, quat_final); - } - } - - if (found) { - /* lock 'quat_best' to an axis view if we can */ - ED_view3d_quat_to_axis_view(quat_best, 0.01f, &rv3d->view, &rv3d->view_axis_roll); - if (rv3d->view != RV3D_VIEW_USER) { - ED_view3d_quat_from_axis_view(rv3d->view, rv3d->view_axis_roll, quat_best); - } - } - else { - copy_qt_qt(quat_best, viewquat_align); - } - - copy_qt_qt(rv3d->viewquat, quat_best); - - viewrotate_apply_dyn_ofs(vod, rv3d->viewquat); - - if (U.uiflag & USER_AUTOPERSP) { - if (RV3D_VIEW_IS_AXIS(rv3d->view)) { - if (rv3d->persp == RV3D_PERSP) { - rv3d->persp = RV3D_ORTHO; - } - } - } - } - else if (U.uiflag & USER_AUTOPERSP) { - rv3d->persp = vod->init.persp; - } -} - -static void viewrotate_apply(ViewOpsData *vod, const int event_xy[2]) -{ - RegionView3D *rv3d = vod->rv3d; - - rv3d->view = RV3D_VIEW_USER; /* need to reset every time because of view snapping */ - - if (U.flag & USER_TRACKBALL) { - float axis[3], q1[4], dvec[3], newvec[3]; - float angle; - - { - const int event_xy_offset[2] = { - event_xy[0] + vod->init.event_xy_offset[0], - event_xy[1] + vod->init.event_xy_offset[1], - }; - calctrackballvec(&vod->region->winrct, event_xy_offset, newvec); - } - - sub_v3_v3v3(dvec, newvec, vod->init.trackvec); - - angle = (len_v3(dvec) / (2.0f * TRACKBALLSIZE)) * (float)M_PI; - - /* Before applying the sensitivity this is rotating 1:1, - * where the cursor would match the surface of a sphere in the view. */ - angle *= U.view_rotate_sensitivity_trackball; - - /* Allow for rotation beyond the interval [-pi, pi] */ - angle = angle_wrap_rad(angle); - - /* This relation is used instead of the actual angle between vectors - * so that the angle of rotation is linearly proportional to - * the distance that the mouse is dragged. */ - - cross_v3_v3v3(axis, vod->init.trackvec, newvec); - axis_angle_to_quat(q1, axis, angle); - - mul_qt_qtqt(vod->curr.viewquat, q1, vod->init.quat); - - viewrotate_apply_dyn_ofs(vod, vod->curr.viewquat); - } - else { - float quat_local_x[4], quat_global_z[4]; - float m[3][3]; - float m_inv[3][3]; - const float zvec_global[3] = {0.0f, 0.0f, 1.0f}; - float xaxis[3]; - - /* Radians per-pixel. */ - const float sensitivity = U.view_rotate_sensitivity_turntable / U.dpi_fac; - - /* Get the 3x3 matrix and its inverse from the quaternion */ - quat_to_mat3(m, vod->curr.viewquat); - invert_m3_m3(m_inv, m); - - /* Avoid Gimbal Lock - * - * Even though turn-table mode is in use, this can occur when the user exits the camera view - * or when aligning the view to a rotated object. - * - * We have gimbal lock when the user's view is rotated +/- 90 degrees along the view axis. - * In this case the vertical rotation is the same as the sideways turntable motion. - * Making it impossible to get out of the gimbal locked state without resetting the view. - * - * The logic below lets the user exit out of this state without any abrupt 'fix' - * which would be disorienting. - * - * This works by blending two horizons: - * - Rotated-horizon: `cross_v3_v3v3(xaxis, zvec_global, m_inv[2])` - * When only this is used, this turntable rotation works - but it's side-ways - * (as if the entire turn-table has been placed on its side) - * While there is no gimbal lock, it's also awkward to use. - * - Un-rotated-horizon: `m_inv[0]` - * When only this is used, the turntable rotation can have gimbal lock. - * - * The solution used here is to blend between these two values, - * so the severity of the gimbal lock is used to blend the rotated horizon. - * Blending isn't essential, it just makes the transition smoother. - * - * This allows sideways turn-table rotation on a Z axis that isn't world-space Z, - * While up-down turntable rotation eventually corrects gimbal lock. */ -#if 1 - if (len_squared_v3v3(zvec_global, m_inv[2]) > 0.001f) { - float fac; - cross_v3_v3v3(xaxis, zvec_global, m_inv[2]); - if (dot_v3v3(xaxis, m_inv[0]) < 0) { - negate_v3(xaxis); - } - fac = angle_normalized_v3v3(zvec_global, m_inv[2]) / (float)M_PI; - fac = fabsf(fac - 0.5f) * 2; - fac = fac * fac; - interp_v3_v3v3(xaxis, xaxis, m_inv[0], fac); - } - else { - copy_v3_v3(xaxis, m_inv[0]); - } -#else - copy_v3_v3(xaxis, m_inv[0]); -#endif - - /* Determine the direction of the x vector (for rotating up and down) */ - /* This can likely be computed directly from the quaternion. */ - - /* Perform the up/down rotation */ - axis_angle_to_quat(quat_local_x, xaxis, sensitivity * -(event_xy[1] - vod->prev.event_xy[1])); - mul_qt_qtqt(quat_local_x, vod->curr.viewquat, quat_local_x); - - /* Perform the orbital rotation */ - axis_angle_to_quat_single( - quat_global_z, 'Z', sensitivity * vod->reverse * (event_xy[0] - vod->prev.event_xy[0])); - mul_qt_qtqt(vod->curr.viewquat, quat_local_x, quat_global_z); - - viewrotate_apply_dyn_ofs(vod, vod->curr.viewquat); - } - - /* avoid precision loss over time */ - normalize_qt(vod->curr.viewquat); - - /* use a working copy so view rotation locking doesn't overwrite the locked - * rotation back into the view we calculate with */ - copy_qt_qt(rv3d->viewquat, vod->curr.viewquat); - - /* Check for view snap, - * NOTE: don't apply snap to `vod->viewquat` so the view won't jam up. */ - if (vod->axis_snap) { - viewrotate_apply_snap(vod); - } - vod->prev.event_xy[0] = event_xy[0]; - vod->prev.event_xy[1] = event_xy[1]; - - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, rv3d); - - ED_region_tag_redraw(vod->region); -} - -static int viewrotate_modal(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod = op->customdata; - short event_code = VIEW_PASS; - bool use_autokey = false; - int ret = OPERATOR_RUNNING_MODAL; - - /* execute the events */ - if (event->type == MOUSEMOVE) { - event_code = VIEW_APPLY; - } - else if (event->type == EVT_MODAL_MAP) { - switch (event->val) { - case VIEW_MODAL_CONFIRM: - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_AXIS_SNAP_ENABLE: - vod->axis_snap = true; - event_code = VIEW_APPLY; - break; - case VIEWROT_MODAL_AXIS_SNAP_DISABLE: - vod->rv3d->persp = vod->init.persp; - vod->axis_snap = false; - event_code = VIEW_APPLY; - break; - case VIEWROT_MODAL_SWITCH_ZOOM: - WM_operator_name_call(C, "VIEW3D_OT_zoom", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_MOVE: - WM_operator_name_call(C, "VIEW3D_OT_move", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - } - } - else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { - event_code = VIEW_CONFIRM; - } - - if (event_code == VIEW_APPLY) { - viewrotate_apply(vod, event->xy); - if (ED_screen_animation_playing(CTX_wm_manager(C))) { - use_autokey = true; - } - } - else if (event_code == VIEW_CONFIRM) { - use_autokey = true; - ret = OPERATOR_FINISHED; - } - - if (use_autokey) { - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, true, true); - } - - if (ret & OPERATOR_FINISHED) { - viewops_data_free(C, op); - } - - return ret; -} - -static int viewrotate_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod; - - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - /* makes op->customdata */ - viewops_data_alloc(C, op); - vod = op->customdata; - - /* poll should check but in some cases fails, see poll func for details */ - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_LOCK_ROTATION) { - viewops_data_free(C, op); - return OPERATOR_PASS_THROUGH; - } - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - viewops_data_create(C, - op, - event, - viewops_flag_from_prefs() | VIEWOPS_FLAG_PERSP_ENSURE | - (use_cursor_init ? VIEWOPS_FLAG_USE_MOUSE_INIT : 0)); - - if (ELEM(event->type, MOUSEPAN, MOUSEROTATE)) { - /* Rotate direction we keep always same */ - int event_xy[2]; - - if (event->type == MOUSEPAN) { - if (event->is_direction_inverted) { - event_xy[0] = 2 * event->xy[0] - event->prev_xy[0]; - event_xy[1] = 2 * event->xy[1] - event->prev_xy[1]; - } - else { - copy_v2_v2_int(event_xy, event->prev_xy); - } - } - else { - /* MOUSEROTATE performs orbital rotation, so y axis delta is set to 0 */ - copy_v2_v2_int(event_xy, event->prev_xy); - } - - viewrotate_apply(vod, event_xy); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; - } - - /* add temp handler */ - WM_event_add_modal_handler(C, op); - - return OPERATOR_RUNNING_MODAL; -} - -static void viewrotate_cancel(bContext *C, wmOperator *op) -{ - viewops_data_free(C, op); -} - -void VIEW3D_OT_rotate(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Rotate View"; - ot->description = "Rotate the view"; - ot->idname = "VIEW3D_OT_rotate"; - - /* api callbacks */ - ot->invoke = viewrotate_invoke; - ot->modal = viewrotate_modal; - ot->poll = ED_operator_region_view3d_active; - ot->cancel = viewrotate_cancel; - - /* flags */ - ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_CURSOR_XY; - - view3d_operator_properties_common(ot, V3D_OP_PROP_USE_MOUSE_INIT); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name NDOF Utility Functions - * \{ */ - -#ifdef WITH_INPUT_NDOF -static bool ndof_has_translate(const wmNDOFMotionData *ndof, - const View3D *v3d, - const RegionView3D *rv3d) -{ - return !is_zero_v3(ndof->tvec) && (!ED_view3d_offset_lock_check(v3d, rv3d)); -} - -static bool ndof_has_rotate(const wmNDOFMotionData *ndof, const RegionView3D *rv3d) -{ - return !is_zero_v3(ndof->rvec) && ((RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION) == 0); -} - -/** - * \param depth_pt: A point to calculate the depth (in perspective mode) - */ -static float view3d_ndof_pan_speed_calc_ex(RegionView3D *rv3d, const float depth_pt[3]) -{ - float speed = rv3d->pixsize * NDOF_PIXELS_PER_SECOND; - - if (rv3d->is_persp) { - speed *= ED_view3d_calc_zfac(rv3d, depth_pt, NULL); - } - - return speed; -} - -static float view3d_ndof_pan_speed_calc_from_dist(RegionView3D *rv3d, const float dist) -{ - float viewinv[4]; - float tvec[3]; - - BLI_assert(dist >= 0.0f); - - copy_v3_fl3(tvec, 0.0f, 0.0f, dist); - /* rv3d->viewinv isn't always valid */ -# if 0 - mul_mat3_m4_v3(rv3d->viewinv, tvec); -# else - invert_qt_qt_normalized(viewinv, rv3d->viewquat); - mul_qt_v3(viewinv, tvec); -# endif - - return view3d_ndof_pan_speed_calc_ex(rv3d, tvec); -} - -static float view3d_ndof_pan_speed_calc(RegionView3D *rv3d) -{ - float tvec[3]; - negate_v3_v3(tvec, rv3d->ofs); - - return view3d_ndof_pan_speed_calc_ex(rv3d, tvec); -} - -/** - * Zoom and pan in the same function since sometimes zoom is interpreted as dolly (pan forward). - * - * \param has_zoom: zoom, otherwise dolly, - * often `!rv3d->is_persp` since it doesn't make sense to dolly in ortho. - */ -static void view3d_ndof_pan_zoom(const struct wmNDOFMotionData *ndof, - ScrArea *area, - ARegion *region, - const bool has_translate, - const bool has_zoom) -{ - RegionView3D *rv3d = region->regiondata; - float view_inv[4]; - float pan_vec[3]; - - if (has_translate == false && has_zoom == false) { - return; - } - - WM_event_ndof_pan_get(ndof, pan_vec, false); - - if (has_zoom) { - /* zoom with Z */ - - /* Zoom! - * velocity should be proportional to the linear velocity attained by rotational motion - * of same strength [got that?] proportional to `arclength = radius * angle`. - */ - - pan_vec[2] = 0.0f; - - /* "zoom in" or "translate"? depends on zoom mode in user settings? */ - if (ndof->tvec[2]) { - float zoom_distance = rv3d->dist * ndof->dt * ndof->tvec[2]; - - if (U.ndof_flag & NDOF_ZOOM_INVERT) { - zoom_distance = -zoom_distance; - } - - rv3d->dist += zoom_distance; - } - } - else { - /* dolly with Z */ - - /* all callers must check */ - if (has_translate) { - BLI_assert(ED_view3d_offset_lock_check((View3D *)area->spacedata.first, rv3d) == false); - } - } - - if (has_translate) { - const float speed = view3d_ndof_pan_speed_calc(rv3d); - - mul_v3_fl(pan_vec, speed * ndof->dt); - - /* transform motion from view to world coordinates */ - invert_qt_qt_normalized(view_inv, rv3d->viewquat); - mul_qt_v3(view_inv, pan_vec); - - /* move center of view opposite of hand motion (this is camera mode, not object mode) */ - sub_v3_v3(rv3d->ofs, pan_vec); - - if (RV3D_LOCK_FLAGS(rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(area, region); - } - } -} - -static void view3d_ndof_orbit(const struct wmNDOFMotionData *ndof, - ScrArea *area, - ARegion *region, - ViewOpsData *vod, - const bool apply_dyn_ofs) -{ - View3D *v3d = area->spacedata.first; - RegionView3D *rv3d = region->regiondata; - - float view_inv[4]; - - BLI_assert((RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION) == 0); - - ED_view3d_persp_ensure(vod->depsgraph, v3d, region); - - rv3d->view = RV3D_VIEW_USER; - - invert_qt_qt_normalized(view_inv, rv3d->viewquat); - - if (U.ndof_flag & NDOF_TURNTABLE) { - float rot[3]; - - /* Turntable view code adapted for 3D mouse use. */ - float angle, quat[4]; - float xvec[3] = {1, 0, 0}; - - /* only use XY, ignore Z */ - WM_event_ndof_rotate_get(ndof, rot); - - /* Determine the direction of the x vector (for rotating up and down) */ - mul_qt_v3(view_inv, xvec); - - /* Perform the up/down rotation */ - angle = ndof->dt * rot[0]; - axis_angle_to_quat(quat, xvec, angle); - mul_qt_qtqt(rv3d->viewquat, rv3d->viewquat, quat); - - /* Perform the orbital rotation */ - angle = ndof->dt * rot[1]; - - /* update the onscreen doo-dad */ - rv3d->rot_angle = angle; - rv3d->rot_axis[0] = 0; - rv3d->rot_axis[1] = 0; - rv3d->rot_axis[2] = 1; - - axis_angle_to_quat_single(quat, 'Z', angle); - mul_qt_qtqt(rv3d->viewquat, rv3d->viewquat, quat); - } - else { - float quat[4]; - float axis[3]; - float angle = WM_event_ndof_to_axis_angle(ndof, axis); - - /* transform rotation axis from view to world coordinates */ - mul_qt_v3(view_inv, axis); - - /* update the onscreen doo-dad */ - rv3d->rot_angle = angle; - copy_v3_v3(rv3d->rot_axis, axis); - - axis_angle_to_quat(quat, axis, angle); - - /* apply rotation */ - mul_qt_qtqt(rv3d->viewquat, rv3d->viewquat, quat); - } - - if (apply_dyn_ofs) { - viewrotate_apply_dyn_ofs(vod, rv3d->viewquat); - } -} - -void view3d_ndof_fly(const wmNDOFMotionData *ndof, - View3D *v3d, - RegionView3D *rv3d, - const bool use_precision, - const short protectflag, - bool *r_has_translate, - bool *r_has_rotate) -{ - bool has_translate = ndof_has_translate(ndof, v3d, rv3d); - bool has_rotate = ndof_has_rotate(ndof, rv3d); - - float view_inv[4]; - invert_qt_qt_normalized(view_inv, rv3d->viewquat); - - rv3d->rot_angle = 0.0f; /* disable onscreen rotation doo-dad */ - - if (has_translate) { - /* ignore real 'dist' since fly has its own speed settings, - * also its overwritten at this point. */ - float speed = view3d_ndof_pan_speed_calc_from_dist(rv3d, 1.0f); - float trans[3], trans_orig_y; - - if (use_precision) { - speed *= 0.2f; - } - - WM_event_ndof_pan_get(ndof, trans, false); - mul_v3_fl(trans, speed * ndof->dt); - trans_orig_y = trans[1]; - - if (U.ndof_flag & NDOF_FLY_HELICOPTER) { - trans[1] = 0.0f; - } - - /* transform motion from view to world coordinates */ - mul_qt_v3(view_inv, trans); - - if (U.ndof_flag & NDOF_FLY_HELICOPTER) { - /* replace world z component with device y (yes it makes sense) */ - trans[2] = trans_orig_y; - } - - if (rv3d->persp == RV3D_CAMOB) { - /* respect camera position locks */ - if (protectflag & OB_LOCK_LOCX) { - trans[0] = 0.0f; - } - if (protectflag & OB_LOCK_LOCY) { - trans[1] = 0.0f; - } - if (protectflag & OB_LOCK_LOCZ) { - trans[2] = 0.0f; - } - } - - if (!is_zero_v3(trans)) { - /* move center of view opposite of hand motion - * (this is camera mode, not object mode) */ - sub_v3_v3(rv3d->ofs, trans); - has_translate = true; - } - else { - has_translate = false; - } - } - - if (has_rotate) { - const float turn_sensitivity = 1.0f; - - float rotation[4]; - float axis[3]; - float angle = turn_sensitivity * WM_event_ndof_to_axis_angle(ndof, axis); - - if (fabsf(angle) > 0.0001f) { - has_rotate = true; - - if (use_precision) { - angle *= 0.2f; - } - - /* transform rotation axis from view to world coordinates */ - mul_qt_v3(view_inv, axis); - - /* apply rotation to view */ - axis_angle_to_quat(rotation, axis, angle); - mul_qt_qtqt(rv3d->viewquat, rv3d->viewquat, rotation); - - if (U.ndof_flag & NDOF_LOCK_HORIZON) { - /* force an upright viewpoint - * TODO: make this less... sudden */ - float view_horizon[3] = {1.0f, 0.0f, 0.0f}; /* view +x */ - float view_direction[3] = {0.0f, 0.0f, -1.0f}; /* view -z (into screen) */ - - /* find new inverse since viewquat has changed */ - invert_qt_qt_normalized(view_inv, rv3d->viewquat); - /* could apply reverse rotation to existing view_inv to save a few cycles */ - - /* transform view vectors to world coordinates */ - mul_qt_v3(view_inv, view_horizon); - mul_qt_v3(view_inv, view_direction); - - /* find difference between view & world horizons - * true horizon lives in world xy plane, so look only at difference in z */ - angle = -asinf(view_horizon[2]); - - /* rotate view so view horizon = world horizon */ - axis_angle_to_quat(rotation, view_direction, angle); - mul_qt_qtqt(rv3d->viewquat, rv3d->viewquat, rotation); - } - - rv3d->view = RV3D_VIEW_USER; - } - else { - has_rotate = false; - } - } - - *r_has_translate = has_translate; - *r_has_rotate = has_rotate; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name NDOF Orbit/Translate Operator - * \{ */ - -static int ndof_orbit_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - if (event->type != NDOF_MOTION) { - return OPERATOR_CANCELLED; - } - - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ViewOpsData *vod; - View3D *v3d; - RegionView3D *rv3d; - char xform_flag = 0; - - const wmNDOFMotionData *ndof = event->customdata; - - viewops_data_alloc(C, op); - viewops_data_create( - C, op, event, viewops_flag_from_args((U.uiflag & USER_ORBIT_SELECTION) != 0, false)); - vod = op->customdata; - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - v3d = vod->v3d; - rv3d = vod->rv3d; - - /* off by default, until changed later this function */ - rv3d->rot_angle = 0.0f; - - ED_view3d_camera_lock_init_ex(depsgraph, v3d, rv3d, false); - - if (ndof->progress != P_FINISHING) { - const bool has_rotation = ndof_has_rotate(ndof, rv3d); - /* if we can't rotate, fallback to translate (locked axis views) */ - const bool has_translate = ndof_has_translate(ndof, v3d, rv3d) && - (RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION); - const bool has_zoom = (ndof->tvec[2] != 0.0f) && !rv3d->is_persp; - - if (has_translate || has_zoom) { - view3d_ndof_pan_zoom(ndof, vod->area, vod->region, has_translate, has_zoom); - xform_flag |= HAS_TRANSLATE; - } - - if (has_rotation) { - view3d_ndof_orbit(ndof, vod->area, vod->region, vod, true); - xform_flag |= HAS_ROTATE; - } - } - - ED_view3d_camera_lock_sync(depsgraph, v3d, rv3d); - if (xform_flag) { - ED_view3d_camera_lock_autokey( - v3d, rv3d, C, xform_flag & HAS_ROTATE, xform_flag & HAS_TRANSLATE); - } - - ED_region_tag_redraw(vod->region); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_ndof_orbit(struct wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "NDOF Orbit View"; - ot->description = "Orbit the view using the 3D mouse"; - ot->idname = "VIEW3D_OT_ndof_orbit"; - - /* api callbacks */ - ot->invoke = ndof_orbit_invoke; - ot->poll = ED_operator_view3d_active; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name NDOF Orbit/Zoom Operator - * \{ */ - -static int ndof_orbit_zoom_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - if (event->type != NDOF_MOTION) { - return OPERATOR_CANCELLED; - } - - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ViewOpsData *vod; - View3D *v3d; - RegionView3D *rv3d; - char xform_flag = 0; - - const wmNDOFMotionData *ndof = event->customdata; - - viewops_data_alloc(C, op); - viewops_data_create( - C, op, event, viewops_flag_from_args((U.uiflag & USER_ORBIT_SELECTION) != 0, false)); - - vod = op->customdata; - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - v3d = vod->v3d; - rv3d = vod->rv3d; - - /* off by default, until changed later this function */ - rv3d->rot_angle = 0.0f; - - ED_view3d_camera_lock_init_ex(depsgraph, v3d, rv3d, false); - - if (ndof->progress == P_FINISHING) { - /* pass */ - } - else if ((rv3d->persp == RV3D_ORTHO) && RV3D_VIEW_IS_AXIS(rv3d->view)) { - /* if we can't rotate, fallback to translate (locked axis views) */ - const bool has_translate = ndof_has_translate(ndof, v3d, rv3d); - const bool has_zoom = (ndof->tvec[2] != 0.0f) && ED_view3d_offset_lock_check(v3d, rv3d); - - if (has_translate || has_zoom) { - view3d_ndof_pan_zoom(ndof, vod->area, vod->region, has_translate, true); - xform_flag |= HAS_TRANSLATE; - } - } - else { - /* NOTE: based on feedback from T67579, users want to have pan and orbit enabled at once. - * It's arguable that orbit shouldn't pan (since we have a pan only operator), - * so if there are users who like to separate orbit/pan operations - it can be a preference. */ - const bool is_orbit_around_pivot = (U.ndof_flag & NDOF_MODE_ORBIT) || - ED_view3d_offset_lock_check(v3d, rv3d); - const bool has_rotation = ndof_has_rotate(ndof, rv3d); - bool has_translate, has_zoom; - - if (is_orbit_around_pivot) { - /* Orbit preference or forced lock (Z zooms). */ - has_translate = !is_zero_v2(ndof->tvec) && ndof_has_translate(ndof, v3d, rv3d); - has_zoom = (ndof->tvec[2] != 0.0f); - } - else { - /* Free preference (Z translates). */ - has_translate = ndof_has_translate(ndof, v3d, rv3d); - has_zoom = false; - } - - /* Rotation first because dynamic offset resets offset otherwise (and disables panning). */ - if (has_rotation) { - const float dist_backup = rv3d->dist; - if (!is_orbit_around_pivot) { - ED_view3d_distance_set(rv3d, 0.0f); - } - view3d_ndof_orbit(ndof, vod->area, vod->region, vod, is_orbit_around_pivot); - xform_flag |= HAS_ROTATE; - if (!is_orbit_around_pivot) { - ED_view3d_distance_set(rv3d, dist_backup); - } - } - - if (has_translate || has_zoom) { - view3d_ndof_pan_zoom(ndof, vod->area, vod->region, has_translate, has_zoom); - xform_flag |= HAS_TRANSLATE; - } - } - - ED_view3d_camera_lock_sync(depsgraph, v3d, rv3d); - if (xform_flag) { - ED_view3d_camera_lock_autokey( - v3d, rv3d, C, xform_flag & HAS_ROTATE, xform_flag & HAS_TRANSLATE); - } - - ED_region_tag_redraw(vod->region); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_ndof_orbit_zoom(struct wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "NDOF Orbit View with Zoom"; - ot->description = "Orbit and zoom the view using the 3D mouse"; - ot->idname = "VIEW3D_OT_ndof_orbit_zoom"; - - /* api callbacks */ - ot->invoke = ndof_orbit_zoom_invoke; - ot->poll = ED_operator_view3d_active; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name NDOF Pan/Zoom Operator - * \{ */ - -static int ndof_pan_invoke(bContext *C, wmOperator *UNUSED(op), const wmEvent *event) -{ - if (event->type != NDOF_MOTION) { - return OPERATOR_CANCELLED; - } - - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - const wmNDOFMotionData *ndof = event->customdata; - char xform_flag = 0; - - const bool has_translate = ndof_has_translate(ndof, v3d, rv3d); - const bool has_zoom = (ndof->tvec[2] != 0.0f) && !rv3d->is_persp; - - /* we're panning here! so erase any leftover rotation from other operators */ - rv3d->rot_angle = 0.0f; - - if (!(has_translate || has_zoom)) { - return OPERATOR_CANCELLED; - } - - ED_view3d_camera_lock_init_ex(depsgraph, v3d, rv3d, false); - - if (ndof->progress != P_FINISHING) { - ScrArea *area = CTX_wm_area(C); - ARegion *region = CTX_wm_region(C); - - if (has_translate || has_zoom) { - view3d_ndof_pan_zoom(ndof, area, region, has_translate, has_zoom); - xform_flag |= HAS_TRANSLATE; - } - } - - ED_view3d_camera_lock_sync(depsgraph, v3d, rv3d); - if (xform_flag) { - ED_view3d_camera_lock_autokey(v3d, rv3d, C, false, xform_flag & HAS_TRANSLATE); - } - - ED_region_tag_redraw(CTX_wm_region(C)); - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_ndof_pan(struct wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "NDOF Pan View"; - ot->description = "Pan the view with the 3D mouse"; - ot->idname = "VIEW3D_OT_ndof_pan"; - - /* api callbacks */ - ot->invoke = ndof_pan_invoke; - ot->poll = ED_operator_view3d_active; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name NDOF Transform All Operator - * \{ */ - -/** - * wraps #ndof_orbit_zoom but never restrict to orbit. - */ -static int ndof_all_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - /* weak!, but it works */ - const int ndof_flag = U.ndof_flag; - int ret; - - U.ndof_flag &= ~NDOF_MODE_ORBIT; - - ret = ndof_orbit_zoom_invoke(C, op, event); - - U.ndof_flag = ndof_flag; - - return ret; -} - -void VIEW3D_OT_ndof_all(struct wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "NDOF Transform View"; - ot->description = "Pan and rotate the view with the 3D mouse"; - ot->idname = "VIEW3D_OT_ndof_all"; - - /* api callbacks */ - ot->invoke = ndof_all_invoke; - ot->poll = ED_operator_view3d_active; - - /* flags */ - ot->flag = 0; -} - -#endif /* WITH_INPUT_NDOF */ - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Move (Pan) Operator - * \{ */ - -/* NOTE: these defines are saved in keymap files, do not change values but just add new ones */ - -void viewmove_modal_keymap(wmKeyConfig *keyconf) -{ - static const EnumPropertyItem modal_items[] = { - {VIEW_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""}, - - {VIEWROT_MODAL_SWITCH_ZOOM, "SWITCH_TO_ZOOM", 0, "Switch to Zoom"}, - {VIEWROT_MODAL_SWITCH_ROTATE, "SWITCH_TO_ROTATE", 0, "Switch to Rotate"}, - - {0, NULL, 0, NULL, NULL}, - }; - - wmKeyMap *keymap = WM_modalkeymap_find(keyconf, "View3D Move Modal"); - - /* this function is called for each spacetype, only needs to add map once */ - if (keymap && keymap->modal_items) { - return; - } - - keymap = WM_modalkeymap_ensure(keyconf, "View3D Move Modal", modal_items); - - /* items for modal map */ - WM_modalkeymap_add_item(keymap, MIDDLEMOUSE, KM_RELEASE, KM_ANY, 0, VIEW_MODAL_CONFIRM); - WM_modalkeymap_add_item(keymap, EVT_ESCKEY, KM_PRESS, KM_ANY, 0, VIEW_MODAL_CONFIRM); - - /* disabled mode switching for now, can re-implement better, later on */ -#if 0 - WM_modalkeymap_add_item(keymap, LEFTMOUSE, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); - WM_modalkeymap_add_item(keymap, LEFTCTRLKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ZOOM); - WM_modalkeymap_add_item( - keymap, LEFTSHIFTKEY, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); -#endif - - /* assign map to operators */ - WM_modalkeymap_assign(keymap, "VIEW3D_OT_move"); -} - -static void viewmove_apply(ViewOpsData *vod, int x, int y) -{ - if (ED_view3d_offset_lock_check(vod->v3d, vod->rv3d)) { - vod->rv3d->ofs_lock[0] -= ((vod->prev.event_xy[0] - x) * 2.0f) / (float)vod->region->winx; - vod->rv3d->ofs_lock[1] -= ((vod->prev.event_xy[1] - y) * 2.0f) / (float)vod->region->winy; - } - else if ((vod->rv3d->persp == RV3D_CAMOB) && !ED_view3d_camera_lock_check(vod->v3d, vod->rv3d)) { - const float zoomfac = BKE_screen_view3d_zoom_to_fac(vod->rv3d->camzoom) * 2.0f; - vod->rv3d->camdx += (vod->prev.event_xy[0] - x) / (vod->region->winx * zoomfac); - vod->rv3d->camdy += (vod->prev.event_xy[1] - y) / (vod->region->winy * zoomfac); - CLAMP(vod->rv3d->camdx, -1.0f, 1.0f); - CLAMP(vod->rv3d->camdy, -1.0f, 1.0f); - } - else { - float dvec[3]; - float mval_f[2]; - - mval_f[0] = x - vod->prev.event_xy[0]; - mval_f[1] = y - vod->prev.event_xy[1]; - ED_view3d_win_to_delta(vod->region, mval_f, dvec, vod->init.zfac); - - add_v3_v3(vod->rv3d->ofs, dvec); - - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(vod->area, vod->region); - } - } - - vod->prev.event_xy[0] = x; - vod->prev.event_xy[1] = y; - - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, vod->rv3d); - - ED_region_tag_redraw(vod->region); -} - -static int viewmove_modal(bContext *C, wmOperator *op, const wmEvent *event) -{ - - ViewOpsData *vod = op->customdata; - short event_code = VIEW_PASS; - bool use_autokey = false; - int ret = OPERATOR_RUNNING_MODAL; - - /* execute the events */ - if (event->type == MOUSEMOVE) { - event_code = VIEW_APPLY; - } - else if (event->type == EVT_MODAL_MAP) { - switch (event->val) { - case VIEW_MODAL_CONFIRM: - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_ZOOM: - WM_operator_name_call(C, "VIEW3D_OT_zoom", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_ROTATE: - WM_operator_name_call(C, "VIEW3D_OT_rotate", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - } - } - else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { - event_code = VIEW_CONFIRM; - } - - if (event_code == VIEW_APPLY) { - viewmove_apply(vod, event->xy[0], event->xy[1]); - if (ED_screen_animation_playing(CTX_wm_manager(C))) { - use_autokey = true; - } - } - else if (event_code == VIEW_CONFIRM) { - use_autokey = true; - ret = OPERATOR_FINISHED; - } - - if (use_autokey) { - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, false, true); - } - - if (ret & OPERATOR_FINISHED) { - viewops_data_free(C, op); - } - - return ret; -} - -static int viewmove_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod; - - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - /* makes op->customdata */ - viewops_data_alloc(C, op); - vod = op->customdata; - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_LOCK_LOCATION) { - viewops_data_free(C, op); - return OPERATOR_PASS_THROUGH; - } - - viewops_data_create(C, - op, - event, - (viewops_flag_from_prefs() & ~VIEWOPS_FLAG_ORBIT_SELECT) | - (use_cursor_init ? VIEWOPS_FLAG_USE_MOUSE_INIT : 0)); - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - if (event->type == MOUSEPAN) { - /* invert it, trackpad scroll follows same principle as 2d windows this way */ - viewmove_apply( - vod, 2 * event->xy[0] - event->prev_xy[0], 2 * event->xy[1] - event->prev_xy[1]); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; - } - - /* add temp handler */ - WM_event_add_modal_handler(C, op); - - return OPERATOR_RUNNING_MODAL; -} - -static void viewmove_cancel(bContext *C, wmOperator *op) -{ - viewops_data_free(C, op); -} - -void VIEW3D_OT_move(wmOperatorType *ot) -{ - - /* identifiers */ - ot->name = "Pan View"; - ot->description = "Move the view"; - ot->idname = "VIEW3D_OT_move"; - - /* api callbacks */ - ot->invoke = viewmove_invoke; - ot->modal = viewmove_modal; - ot->poll = ED_operator_region_view3d_active; - ot->cancel = viewmove_cancel; - - /* flags */ - ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_CURSOR_XY; - - /* properties */ - view3d_operator_properties_common(ot, V3D_OP_PROP_USE_MOUSE_INIT); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Zoom Operator - * \{ */ - -/* #viewdolly_modal_keymap has an exact copy of this, apply fixes to both. */ -void viewzoom_modal_keymap(wmKeyConfig *keyconf) -{ - static const EnumPropertyItem modal_items[] = { - {VIEW_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""}, - - {VIEWROT_MODAL_SWITCH_ROTATE, "SWITCH_TO_ROTATE", 0, "Switch to Rotate"}, - {VIEWROT_MODAL_SWITCH_MOVE, "SWITCH_TO_MOVE", 0, "Switch to Move"}, - - {0, NULL, 0, NULL, NULL}, - }; - - wmKeyMap *keymap = WM_modalkeymap_find(keyconf, "View3D Zoom Modal"); - - /* this function is called for each spacetype, only needs to add map once */ - if (keymap && keymap->modal_items) { - return; - } - - keymap = WM_modalkeymap_ensure(keyconf, "View3D Zoom Modal", modal_items); - - /* disabled mode switching for now, can re-implement better, later on */ -#if 0 - WM_modalkeymap_add_item(keymap, LEFTMOUSE, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); - WM_modalkeymap_add_item(keymap, LEFTCTRLKEY, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); - WM_modalkeymap_add_item(keymap, LEFTSHIFTKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_MOVE); -#endif - - /* assign map to operators */ - WM_modalkeymap_assign(keymap, "VIEW3D_OT_zoom"); -} - -/** - * \param zoom_xy: Optionally zoom to window location - * (coords compatible w/ #wmEvent.xy). Use when not NULL. - */ -static void view_zoom_to_window_xy_camera(Scene *scene, - Depsgraph *depsgraph, - View3D *v3d, - ARegion *region, - float dfac, - const int zoom_xy[2]) -{ - RegionView3D *rv3d = region->regiondata; - const float zoomfac = BKE_screen_view3d_zoom_to_fac(rv3d->camzoom); - const float zoomfac_new = clamp_f( - zoomfac * (1.0f / dfac), RV3D_CAMZOOM_MIN_FACTOR, RV3D_CAMZOOM_MAX_FACTOR); - const float camzoom_new = BKE_screen_view3d_zoom_from_fac(zoomfac_new); - - if (zoom_xy != NULL) { - float zoomfac_px; - rctf camera_frame_old; - rctf camera_frame_new; - - const float pt_src[2] = {zoom_xy[0], zoom_xy[1]}; - float pt_dst[2]; - float delta_px[2]; - - ED_view3d_calc_camera_border(scene, depsgraph, region, v3d, rv3d, &camera_frame_old, false); - BLI_rctf_translate(&camera_frame_old, region->winrct.xmin, region->winrct.ymin); - - rv3d->camzoom = camzoom_new; - CLAMP(rv3d->camzoom, RV3D_CAMZOOM_MIN, RV3D_CAMZOOM_MAX); - - ED_view3d_calc_camera_border(scene, depsgraph, region, v3d, rv3d, &camera_frame_new, false); - BLI_rctf_translate(&camera_frame_new, region->winrct.xmin, region->winrct.ymin); - - BLI_rctf_transform_pt_v(&camera_frame_new, &camera_frame_old, pt_dst, pt_src); - sub_v2_v2v2(delta_px, pt_dst, pt_src); - - /* translate the camera offset using pixel space delta - * mapped back to the camera (same logic as panning in camera view) */ - zoomfac_px = BKE_screen_view3d_zoom_to_fac(rv3d->camzoom) * 2.0f; - - rv3d->camdx += delta_px[0] / (region->winx * zoomfac_px); - rv3d->camdy += delta_px[1] / (region->winy * zoomfac_px); - CLAMP(rv3d->camdx, -1.0f, 1.0f); - CLAMP(rv3d->camdy, -1.0f, 1.0f); - } - else { - rv3d->camzoom = camzoom_new; - CLAMP(rv3d->camzoom, RV3D_CAMZOOM_MIN, RV3D_CAMZOOM_MAX); - } -} - -/** - * \param zoom_xy: Optionally zoom to window location - * (coords compatible w/ #wmEvent.xy). Use when not NULL. - */ -static void view_zoom_to_window_xy_3d(ARegion *region, float dfac, const int zoom_xy[2]) -{ - RegionView3D *rv3d = region->regiondata; - const float dist_new = rv3d->dist * dfac; - - if (zoom_xy != NULL) { - float dvec[3]; - float tvec[3]; - float tpos[3]; - float mval_f[2]; - - float zfac; - - negate_v3_v3(tpos, rv3d->ofs); - - mval_f[0] = (float)(((zoom_xy[0] - region->winrct.xmin) * 2) - region->winx) / 2.0f; - mval_f[1] = (float)(((zoom_xy[1] - region->winrct.ymin) * 2) - region->winy) / 2.0f; - - /* Project cursor position into 3D space */ - zfac = ED_view3d_calc_zfac(rv3d, tpos, NULL); - ED_view3d_win_to_delta(region, mval_f, dvec, zfac); - - /* Calculate view target position for dolly */ - add_v3_v3v3(tvec, tpos, dvec); - negate_v3(tvec); - - /* Offset to target position and dolly */ - copy_v3_v3(rv3d->ofs, tvec); - rv3d->dist = dist_new; - - /* Calculate final offset */ - madd_v3_v3v3fl(rv3d->ofs, tvec, dvec, dfac); - } - else { - rv3d->dist = dist_new; - } -} - -static float viewzoom_scale_value(const rcti *winrct, - const eViewZoom_Style viewzoom, - const bool zoom_invert, - const bool zoom_invert_force, - const int xy_curr[2], - const int xy_init[2], - const float val, - const float val_orig, - double *r_timer_lastdraw) -{ - float zfac; - - if (viewzoom == USER_ZOOM_CONTINUE) { - double time = PIL_check_seconds_timer(); - float time_step = (float)(time - *r_timer_lastdraw); - float fac; - - if (U.uiflag & USER_ZOOM_HORIZ) { - fac = (float)(xy_init[0] - xy_curr[0]); - } - else { - fac = (float)(xy_init[1] - xy_curr[1]); - } - - fac /= U.dpi_fac; - - if (zoom_invert != zoom_invert_force) { - fac = -fac; - } - - zfac = 1.0f + ((fac / 20.0f) * time_step); - *r_timer_lastdraw = time; - } - else if (viewzoom == USER_ZOOM_SCALE) { - /* method which zooms based on how far you move the mouse */ - - const int ctr[2] = { - BLI_rcti_cent_x(winrct), - BLI_rcti_cent_y(winrct), - }; - float len_new = (5 * U.dpi_fac) + ((float)len_v2v2_int(ctr, xy_curr) / U.dpi_fac); - float len_old = (5 * U.dpi_fac) + ((float)len_v2v2_int(ctr, xy_init) / U.dpi_fac); - - /* intentionally ignore 'zoom_invert' for scale */ - if (zoom_invert_force) { - SWAP(float, len_new, len_old); - } - - zfac = val_orig * (len_old / max_ff(len_new, 1.0f)) / val; - } - else { /* USER_ZOOM_DOLLY */ - float len_new = 5 * U.dpi_fac; - float len_old = 5 * U.dpi_fac; - - if (U.uiflag & USER_ZOOM_HORIZ) { - len_new += (winrct->xmax - (xy_curr[0])) / U.dpi_fac; - len_old += (winrct->xmax - (xy_init[0])) / U.dpi_fac; - } - else { - len_new += (winrct->ymax - (xy_curr[1])) / U.dpi_fac; - len_old += (winrct->ymax - (xy_init[1])) / U.dpi_fac; - } - - if (zoom_invert != zoom_invert_force) { - SWAP(float, len_new, len_old); - } - - zfac = val_orig * (2.0f * ((len_new / max_ff(len_old, 1.0f)) - 1.0f) + 1.0f) / val; - } - - return zfac; -} - -static float viewzoom_scale_value_offset(const rcti *winrct, - const eViewZoom_Style viewzoom, - const bool zoom_invert, - const bool zoom_invert_force, - const int xy_curr[2], - const int xy_init[2], - const int xy_offset[2], - const float val, - const float val_orig, - double *r_timer_lastdraw) -{ - const int xy_curr_offset[2] = { - xy_curr[0] + xy_offset[0], - xy_curr[1] + xy_offset[1], - }; - const int xy_init_offset[2] = { - xy_init[0] + xy_offset[0], - xy_init[1] + xy_offset[1], - }; - return viewzoom_scale_value(winrct, - viewzoom, - zoom_invert, - zoom_invert_force, - xy_curr_offset, - xy_init_offset, - val, - val_orig, - r_timer_lastdraw); -} - -static void viewzoom_apply_camera(ViewOpsData *vod, - const int xy[2], - const eViewZoom_Style viewzoom, - const bool zoom_invert, - const bool zoom_to_pos) -{ - float zfac; - float zoomfac_prev = BKE_screen_view3d_zoom_to_fac(vod->init.camzoom) * 2.0f; - float zoomfac = BKE_screen_view3d_zoom_to_fac(vod->rv3d->camzoom) * 2.0f; - - zfac = viewzoom_scale_value_offset(&vod->region->winrct, - viewzoom, - zoom_invert, - true, - xy, - vod->init.event_xy, - vod->init.event_xy_offset, - zoomfac, - zoomfac_prev, - &vod->prev.time); - - if (!ELEM(zfac, 1.0f, 0.0f)) { - /* calculate inverted, then invert again (needed because of camera zoom scaling) */ - zfac = 1.0f / zfac; - view_zoom_to_window_xy_camera(vod->scene, - vod->depsgraph, - vod->v3d, - vod->region, - zfac, - zoom_to_pos ? vod->prev.event_xy : NULL); - } - - ED_region_tag_redraw(vod->region); -} - -static void viewzoom_apply_3d(ViewOpsData *vod, - const int xy[2], - const eViewZoom_Style viewzoom, - const bool zoom_invert, - const bool zoom_to_pos) -{ - float zfac; - float dist_range[2]; - - ED_view3d_dist_range_get(vod->v3d, dist_range); - - zfac = viewzoom_scale_value_offset(&vod->region->winrct, - viewzoom, - zoom_invert, - false, - xy, - vod->init.event_xy, - vod->init.event_xy_offset, - vod->rv3d->dist, - vod->init.dist, - &vod->prev.time); - - if (zfac != 1.0f) { - const float zfac_min = dist_range[0] / vod->rv3d->dist; - const float zfac_max = dist_range[1] / vod->rv3d->dist; - CLAMP(zfac, zfac_min, zfac_max); - - view_zoom_to_window_xy_3d(vod->region, zfac, zoom_to_pos ? vod->prev.event_xy : NULL); - } - - /* these limits were in old code too */ - CLAMP(vod->rv3d->dist, dist_range[0], dist_range[1]); - - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(vod->area, vod->region); - } - - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, vod->rv3d); - - ED_region_tag_redraw(vod->region); -} - -static void viewzoom_apply(ViewOpsData *vod, - const int xy[2], - const eViewZoom_Style viewzoom, - const bool zoom_invert, - const bool zoom_to_pos) -{ - if ((vod->rv3d->persp == RV3D_CAMOB) && - (vod->rv3d->is_persp && ED_view3d_camera_lock_check(vod->v3d, vod->rv3d)) == 0) { - viewzoom_apply_camera(vod, xy, viewzoom, zoom_invert, zoom_to_pos); - } - else { - viewzoom_apply_3d(vod, xy, viewzoom, zoom_invert, zoom_to_pos); - } -} - -static int viewzoom_modal(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod = op->customdata; - short event_code = VIEW_PASS; - bool use_autokey = false; - int ret = OPERATOR_RUNNING_MODAL; - - /* execute the events */ - if (event->type == TIMER && event->customdata == vod->timer) { - /* continuous zoom */ - event_code = VIEW_APPLY; - } - else if (event->type == MOUSEMOVE) { - event_code = VIEW_APPLY; - } - else if (event->type == EVT_MODAL_MAP) { - switch (event->val) { - case VIEW_MODAL_CONFIRM: - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_MOVE: - WM_operator_name_call(C, "VIEW3D_OT_move", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_ROTATE: - WM_operator_name_call(C, "VIEW3D_OT_rotate", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - } - } - else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { - event_code = VIEW_CONFIRM; - } - - if (event_code == VIEW_APPLY) { - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - viewzoom_apply(vod, - event->xy, - (eViewZoom_Style)U.viewzoom, - (U.uiflag & USER_ZOOM_INVERT) != 0, - (use_cursor_init && (U.uiflag & USER_ZOOM_TO_MOUSEPOS))); - if (ED_screen_animation_playing(CTX_wm_manager(C))) { - use_autokey = true; - } - } - else if (event_code == VIEW_CONFIRM) { - use_autokey = true; - ret = OPERATOR_FINISHED; - } - - if (use_autokey) { - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, false, true); - } - - if (ret & OPERATOR_FINISHED) { - viewops_data_free(C, op); - } - - return ret; -} - -static int viewzoom_exec(bContext *C, wmOperator *op) -{ - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - Scene *scene = CTX_data_scene(C); - View3D *v3d; - RegionView3D *rv3d; - ScrArea *area; - ARegion *region; - bool use_cam_zoom; - float dist_range[2]; - - const int delta = RNA_int_get(op->ptr, "delta"); - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - if (op->customdata) { - ViewOpsData *vod = op->customdata; - - area = vod->area; - region = vod->region; - } - else { - area = CTX_wm_area(C); - region = CTX_wm_region(C); - } - - v3d = area->spacedata.first; - rv3d = region->regiondata; - - use_cam_zoom = (rv3d->persp == RV3D_CAMOB) && - !(rv3d->is_persp && ED_view3d_camera_lock_check(v3d, rv3d)); - - int zoom_xy_buf[2]; - const int *zoom_xy = NULL; - if (use_cursor_init && (U.uiflag & USER_ZOOM_TO_MOUSEPOS)) { - zoom_xy_buf[0] = RNA_struct_property_is_set(op->ptr, "mx") ? RNA_int_get(op->ptr, "mx") : - region->winx / 2; - zoom_xy_buf[1] = RNA_struct_property_is_set(op->ptr, "my") ? RNA_int_get(op->ptr, "my") : - region->winy / 2; - zoom_xy = zoom_xy_buf; - } - - ED_view3d_dist_range_get(v3d, dist_range); - - if (delta < 0) { - const float step = 1.2f; - /* this min and max is also in viewmove() */ - if (use_cam_zoom) { - view_zoom_to_window_xy_camera(scene, depsgraph, v3d, region, step, zoom_xy); - } - else { - if (rv3d->dist < dist_range[1]) { - view_zoom_to_window_xy_3d(region, step, zoom_xy); - } - } - } - else { - const float step = 1.0f / 1.2f; - if (use_cam_zoom) { - view_zoom_to_window_xy_camera(scene, depsgraph, v3d, region, step, zoom_xy); - } - else { - if (rv3d->dist > dist_range[0]) { - view_zoom_to_window_xy_3d(region, step, zoom_xy); - } - } - } - - if (RV3D_LOCK_FLAGS(rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(area, region); - } - - ED_view3d_camera_lock_sync(depsgraph, v3d, rv3d); - ED_view3d_camera_lock_autokey(v3d, rv3d, C, false, true); - - ED_region_tag_redraw(region); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; -} - -/* viewdolly_invoke() copied this function, changes here may apply there */ -static int viewzoom_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod; - - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - /* makes op->customdata */ - viewops_data_alloc(C, op); - viewops_data_create(C, - op, - event, - (viewops_flag_from_prefs() & ~VIEWOPS_FLAG_ORBIT_SELECT) | - (use_cursor_init ? VIEWOPS_FLAG_USE_MOUSE_INIT : 0)); - vod = op->customdata; - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - /* if one or the other zoom position aren't set, set from event */ - if (!RNA_struct_property_is_set(op->ptr, "mx") || !RNA_struct_property_is_set(op->ptr, "my")) { - RNA_int_set(op->ptr, "mx", event->xy[0]); - RNA_int_set(op->ptr, "my", event->xy[1]); - } - - if (RNA_struct_property_is_set(op->ptr, "delta")) { - viewzoom_exec(C, op); - } - else { - if (ELEM(event->type, MOUSEZOOM, MOUSEPAN)) { - - if (U.uiflag & USER_ZOOM_HORIZ) { - vod->init.event_xy[0] = vod->prev.event_xy[0] = event->xy[0]; - } - else { - /* Set y move = x move as MOUSEZOOM uses only x axis to pass magnification value */ - vod->init.event_xy[1] = vod->prev.event_xy[1] = vod->init.event_xy[1] + event->xy[0] - - event->prev_xy[0]; - } - viewzoom_apply(vod, - event->prev_xy, - USER_ZOOM_DOLLY, - (U.uiflag & USER_ZOOM_INVERT) != 0, - (use_cursor_init && (U.uiflag & USER_ZOOM_TO_MOUSEPOS))); - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, false, true); - - viewops_data_free(C, op); - return OPERATOR_FINISHED; - } - - if (U.viewzoom == USER_ZOOM_CONTINUE) { - /* needs a timer to continue redrawing */ - vod->timer = WM_event_add_timer(CTX_wm_manager(C), CTX_wm_window(C), TIMER, 0.01f); - vod->prev.time = PIL_check_seconds_timer(); - } - - /* add temp handler */ - WM_event_add_modal_handler(C, op); - - return OPERATOR_RUNNING_MODAL; - } - return OPERATOR_FINISHED; -} - -static void viewzoom_cancel(bContext *C, wmOperator *op) -{ - viewops_data_free(C, op); -} - -void VIEW3D_OT_zoom(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Zoom View"; - ot->description = "Zoom in/out in the view"; - ot->idname = "VIEW3D_OT_zoom"; - - /* api callbacks */ - ot->invoke = viewzoom_invoke; - ot->exec = viewzoom_exec; - ot->modal = viewzoom_modal; - ot->poll = view3d_zoom_or_dolly_poll; - ot->cancel = viewzoom_cancel; - - /* flags */ - ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_CURSOR_XY; - - /* properties */ - view3d_operator_properties_common( - ot, V3D_OP_PROP_DELTA | V3D_OP_PROP_MOUSE_CO | V3D_OP_PROP_USE_MOUSE_INIT); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Dolly Operator - * - * Like zoom but translates the view offset along the view direction - * which avoids #RegionView3D.dist approaching zero. - * \{ */ - -/* This is an exact copy of #viewzoom_modal_keymap. */ -void viewdolly_modal_keymap(wmKeyConfig *keyconf) -{ - static const EnumPropertyItem modal_items[] = { - {VIEW_MODAL_CONFIRM, "CONFIRM", 0, "Confirm", ""}, - - {VIEWROT_MODAL_SWITCH_ROTATE, "SWITCH_TO_ROTATE", 0, "Switch to Rotate"}, - {VIEWROT_MODAL_SWITCH_MOVE, "SWITCH_TO_MOVE", 0, "Switch to Move"}, - - {0, NULL, 0, NULL, NULL}, - }; - - wmKeyMap *keymap = WM_modalkeymap_find(keyconf, "View3D Dolly Modal"); - - /* this function is called for each spacetype, only needs to add map once */ - if (keymap && keymap->modal_items) { - return; - } - - keymap = WM_modalkeymap_ensure(keyconf, "View3D Dolly Modal", modal_items); - - /* disabled mode switching for now, can re-implement better, later on */ -#if 0 - WM_modalkeymap_add_item(keymap, LEFTMOUSE, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); - WM_modalkeymap_add_item(keymap, LEFTCTRLKEY, KM_RELEASE, KM_ANY, 0, VIEWROT_MODAL_SWITCH_ROTATE); - WM_modalkeymap_add_item(keymap, LEFTSHIFTKEY, KM_PRESS, KM_ANY, 0, VIEWROT_MODAL_SWITCH_MOVE); -#endif - - /* assign map to operators */ - WM_modalkeymap_assign(keymap, "VIEW3D_OT_dolly"); -} - -static bool viewdolly_offset_lock_check(bContext *C, wmOperator *op) -{ - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - if (ED_view3d_offset_lock_check(v3d, rv3d)) { - BKE_report(op->reports, RPT_WARNING, "Cannot dolly when the view offset is locked"); - return true; - } - return false; -} - -static void view_dolly_to_vector_3d(ARegion *region, - const float orig_ofs[3], - const float dvec[3], - float dfac) -{ - RegionView3D *rv3d = region->regiondata; - madd_v3_v3v3fl(rv3d->ofs, orig_ofs, dvec, -(1.0f - dfac)); -} - -static void viewdolly_apply(ViewOpsData *vod, const int xy[2], const bool zoom_invert) -{ - float zfac = 1.0; - - { - float len1, len2; - - if (U.uiflag & USER_ZOOM_HORIZ) { - len1 = (vod->region->winrct.xmax - xy[0]) + 5; - len2 = (vod->region->winrct.xmax - vod->init.event_xy[0]) + 5; - } - else { - len1 = (vod->region->winrct.ymax - xy[1]) + 5; - len2 = (vod->region->winrct.ymax - vod->init.event_xy[1]) + 5; - } - if (zoom_invert) { - SWAP(float, len1, len2); - } - - zfac = 1.0f + ((len1 - len2) * 0.01f * vod->rv3d->dist); - } - - if (zfac != 1.0f) { - view_dolly_to_vector_3d(vod->region, vod->init.ofs, vod->init.mousevec, zfac); - } - - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(vod->area, vod->region); - } - - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, vod->rv3d); - - ED_region_tag_redraw(vod->region); -} - -static int viewdolly_modal(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod = op->customdata; - short event_code = VIEW_PASS; - bool use_autokey = false; - int ret = OPERATOR_RUNNING_MODAL; - - /* execute the events */ - if (event->type == MOUSEMOVE) { - event_code = VIEW_APPLY; - } - else if (event->type == EVT_MODAL_MAP) { - switch (event->val) { - case VIEW_MODAL_CONFIRM: - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_MOVE: - WM_operator_name_call(C, "VIEW3D_OT_move", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_ROTATE: - WM_operator_name_call(C, "VIEW3D_OT_rotate", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - } - } - else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { - event_code = VIEW_CONFIRM; - } - - if (event_code == VIEW_APPLY) { - viewdolly_apply(vod, event->xy, (U.uiflag & USER_ZOOM_INVERT) != 0); - if (ED_screen_animation_playing(CTX_wm_manager(C))) { - use_autokey = true; - } - } - else if (event_code == VIEW_CONFIRM) { - use_autokey = true; - ret = OPERATOR_FINISHED; - } - - if (use_autokey) { - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, false, true); - } - - if (ret & OPERATOR_FINISHED) { - viewops_data_free(C, op); - } - - return ret; -} - -static int viewdolly_exec(bContext *C, wmOperator *op) -{ - View3D *v3d; - RegionView3D *rv3d; - ScrArea *area; - ARegion *region; - float mousevec[3]; - - const int delta = RNA_int_get(op->ptr, "delta"); - - if (op->customdata) { - ViewOpsData *vod = op->customdata; - - area = vod->area; - region = vod->region; - copy_v3_v3(mousevec, vod->init.mousevec); - } - else { - area = CTX_wm_area(C); - region = CTX_wm_region(C); - negate_v3_v3(mousevec, ((RegionView3D *)region->regiondata)->viewinv[2]); - normalize_v3(mousevec); - } - - v3d = area->spacedata.first; - rv3d = region->regiondata; - - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - /* overwrite the mouse vector with the view direction (zoom into the center) */ - if ((use_cursor_init && (U.uiflag & USER_ZOOM_TO_MOUSEPOS)) == 0) { - normalize_v3_v3(mousevec, rv3d->viewinv[2]); - negate_v3(mousevec); - } - - view_dolly_to_vector_3d(region, rv3d->ofs, mousevec, delta < 0 ? 1.8f : 0.2f); - - if (RV3D_LOCK_FLAGS(rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(area, region); - } - - ED_view3d_camera_lock_sync(CTX_data_ensure_evaluated_depsgraph(C), v3d, rv3d); - - ED_region_tag_redraw(region); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; -} - -/* copied from viewzoom_invoke(), changes here may apply there */ -static int viewdolly_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod; - - if (viewdolly_offset_lock_check(C, op)) { - return OPERATOR_CANCELLED; - } - - /* makes op->customdata */ - viewops_data_alloc(C, op); - vod = op->customdata; - - /* poll should check but in some cases fails, see poll func for details */ - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_LOCK_ROTATION) { - viewops_data_free(C, op); - return OPERATOR_PASS_THROUGH; - } - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - /* needs to run before 'viewops_data_create' so the backup 'rv3d->ofs' is correct */ - /* switch from camera view when: */ - if (vod->rv3d->persp != RV3D_PERSP) { - if (vod->rv3d->persp == RV3D_CAMOB) { - /* ignore rv3d->lpersp because dolly only makes sense in perspective mode */ - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ED_view3d_persp_switch_from_camera(depsgraph, vod->v3d, vod->rv3d, RV3D_PERSP); - } - else { - vod->rv3d->persp = RV3D_PERSP; - } - ED_region_tag_redraw(vod->region); - } - - const bool use_cursor_init = RNA_boolean_get(op->ptr, "use_cursor_init"); - - viewops_data_create(C, - op, - event, - (viewops_flag_from_prefs() & ~VIEWOPS_FLAG_ORBIT_SELECT) | - (use_cursor_init ? VIEWOPS_FLAG_USE_MOUSE_INIT : 0)); - - /* if one or the other zoom position aren't set, set from event */ - if (!RNA_struct_property_is_set(op->ptr, "mx") || !RNA_struct_property_is_set(op->ptr, "my")) { - RNA_int_set(op->ptr, "mx", event->xy[0]); - RNA_int_set(op->ptr, "my", event->xy[1]); - } - - if (RNA_struct_property_is_set(op->ptr, "delta")) { - viewdolly_exec(C, op); - } - else { - /* overwrite the mouse vector with the view direction (zoom into the center) */ - if ((use_cursor_init && (U.uiflag & USER_ZOOM_TO_MOUSEPOS)) == 0) { - negate_v3_v3(vod->init.mousevec, vod->rv3d->viewinv[2]); - normalize_v3(vod->init.mousevec); - } - - if (event->type == MOUSEZOOM) { - /* Bypass Zoom invert flag for track pads (pass false always) */ - - if (U.uiflag & USER_ZOOM_HORIZ) { - vod->init.event_xy[0] = vod->prev.event_xy[0] = event->xy[0]; - } - else { - /* Set y move = x move as MOUSEZOOM uses only x axis to pass magnification value */ - vod->init.event_xy[1] = vod->prev.event_xy[1] = vod->init.event_xy[1] + event->xy[0] - - event->prev_xy[0]; - } - viewdolly_apply(vod, event->prev_xy, (U.uiflag & USER_ZOOM_INVERT) == 0); - - viewops_data_free(C, op); - return OPERATOR_FINISHED; - } - - /* add temp handler */ - WM_event_add_modal_handler(C, op); - return OPERATOR_RUNNING_MODAL; - } - return OPERATOR_FINISHED; -} - -static void viewdolly_cancel(bContext *C, wmOperator *op) -{ - viewops_data_free(C, op); -} - -void VIEW3D_OT_dolly(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Dolly View"; - ot->description = "Dolly in/out in the view"; - ot->idname = "VIEW3D_OT_dolly"; - - /* api callbacks */ - ot->invoke = viewdolly_invoke; - ot->exec = viewdolly_exec; - ot->modal = viewdolly_modal; - ot->poll = ED_operator_region_view3d_active; - ot->cancel = viewdolly_cancel; - - /* flags */ - ot->flag = OPTYPE_BLOCKING | OPTYPE_GRAB_CURSOR_XY; - - /* properties */ - view3d_operator_properties_common( - ot, V3D_OP_PROP_DELTA | V3D_OP_PROP_MOUSE_CO | V3D_OP_PROP_USE_MOUSE_INIT); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View All Operator - * - * Move & Zoom the view to fit all of its contents. - * \{ */ - -static bool view3d_object_skip_minmax(const View3D *v3d, - const RegionView3D *rv3d, - const Object *ob, - const bool skip_camera, - bool *r_only_center) -{ - BLI_assert(ob->id.orig_id == NULL); - *r_only_center = false; - - if (skip_camera && (ob == v3d->camera)) { - return true; - } - - if ((ob->type == OB_EMPTY) && (ob->empty_drawtype == OB_EMPTY_IMAGE) && - !BKE_object_empty_image_frame_is_visible_in_view3d(ob, rv3d)) { - *r_only_center = true; - return false; - } - - return false; -} - -static void view3d_object_calc_minmax(Depsgraph *depsgraph, - Scene *scene, - Object *ob_eval, - const bool only_center, - float min[3], - float max[3]) -{ - /* Account for duplis. */ - if (BKE_object_minmax_dupli(depsgraph, scene, ob_eval, min, max, false) == 0) { - /* Use if duplis aren't found. */ - if (only_center) { - minmax_v3v3_v3(min, max, ob_eval->obmat[3]); - } - else { - BKE_object_minmax(ob_eval, min, max, false); - } - } -} - -static void view3d_from_minmax(bContext *C, - View3D *v3d, - ARegion *region, - const float min[3], - const float max[3], - bool ok_dist, - const int smooth_viewtx) -{ - RegionView3D *rv3d = region->regiondata; - float afm[3]; - float size; - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - /* SMOOTHVIEW */ - float new_ofs[3]; - float new_dist; - - sub_v3_v3v3(afm, max, min); - size = max_fff(afm[0], afm[1], afm[2]); - - if (ok_dist) { - char persp; - - if (rv3d->is_persp) { - if (rv3d->persp == RV3D_CAMOB && ED_view3d_camera_lock_check(v3d, rv3d)) { - persp = RV3D_CAMOB; - } - else { - persp = RV3D_PERSP; - } - } - else { /* ortho */ - if (size < 0.0001f) { - /* bounding box was a single point so do not zoom */ - ok_dist = false; - } - else { - /* adjust zoom so it looks nicer */ - persp = RV3D_ORTHO; - } - } - - if (ok_dist) { - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - new_dist = ED_view3d_radius_to_dist( - v3d, region, depsgraph, persp, true, (size / 2) * VIEW3D_MARGIN); - if (rv3d->is_persp) { - /* don't zoom closer than the near clipping plane */ - new_dist = max_ff(new_dist, v3d->clip_start * 1.5f); - } - } - } - - mid_v3_v3v3(new_ofs, min, max); - negate_v3(new_ofs); - - if (rv3d->persp == RV3D_CAMOB && !ED_view3d_camera_lock_check(v3d, rv3d)) { - rv3d->persp = RV3D_PERSP; - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .camera_old = v3d->camera, - .ofs = new_ofs, - .dist = ok_dist ? &new_dist : NULL, - }); - } - else { - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .ofs = new_ofs, - .dist = ok_dist ? &new_dist : NULL, - }); - } - - /* Smooth-view does view-lock #RV3D_BOXVIEW copy. */ -} - -/** - * Same as #view3d_from_minmax but for all regions (except cameras). - */ -static void view3d_from_minmax_multi(bContext *C, - View3D *v3d, - const float min[3], - const float max[3], - const bool ok_dist, - const int smooth_viewtx) -{ - ScrArea *area = CTX_wm_area(C); - ARegion *region; - for (region = area->regionbase.first; region; region = region->next) { - if (region->regiontype == RGN_TYPE_WINDOW) { - RegionView3D *rv3d = region->regiondata; - /* when using all regions, don't jump out of camera view, - * but _do_ allow locked cameras to be moved */ - if ((rv3d->persp != RV3D_CAMOB) || ED_view3d_camera_lock_check(v3d, rv3d)) { - view3d_from_minmax(C, v3d, region, min, max, ok_dist, smooth_viewtx); - } - } - } -} - -static int view3d_all_exec(bContext *C, wmOperator *op) -{ - ARegion *region = CTX_wm_region(C); - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - Scene *scene = CTX_data_scene(C); - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ViewLayer *view_layer_eval = DEG_get_evaluated_view_layer(depsgraph); - Base *base_eval; - const bool use_all_regions = RNA_boolean_get(op->ptr, "use_all_regions"); - const bool skip_camera = (ED_view3d_camera_lock_check(v3d, region->regiondata) || - /* any one of the regions may be locked */ - (use_all_regions && v3d->flag2 & V3D_LOCK_CAMERA)); - const bool center = RNA_boolean_get(op->ptr, "center"); - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - float min[3], max[3]; - bool changed = false; - - if (center) { - /* in 2.4x this also move the cursor to (0, 0, 0) (with shift+c). */ - View3DCursor *cursor = &scene->cursor; - zero_v3(min); - zero_v3(max); - zero_v3(cursor->location); - float mat3[3][3]; - unit_m3(mat3); - BKE_scene_cursor_mat3_to_rot(cursor, mat3, false); - } - else { - INIT_MINMAX(min, max); - } - - for (base_eval = view_layer_eval->object_bases.first; base_eval; base_eval = base_eval->next) { - if (BASE_VISIBLE(v3d, base_eval)) { - bool only_center = false; - Object *ob = DEG_get_original_object(base_eval->object); - if (view3d_object_skip_minmax(v3d, rv3d, ob, skip_camera, &only_center)) { - continue; - } - view3d_object_calc_minmax(depsgraph, scene, base_eval->object, only_center, min, max); - changed = true; - } - } - - if (center) { - struct wmMsgBus *mbus = CTX_wm_message_bus(C); - WM_msg_publish_rna_prop(mbus, &scene->id, &scene->cursor, View3DCursor, location); - - DEG_id_tag_update(&scene->id, ID_RECALC_COPY_ON_WRITE); - } - - if (!changed) { - ED_region_tag_redraw(region); - /* TODO: should this be cancel? - * I think no, because we always move the cursor, with or without - * object, but in this case there is no change in the scene, - * only the cursor so I choice a ED_region_tag like - * view3d_smooth_view do for the center_cursor. - * See bug T22640. - */ - return OPERATOR_FINISHED; - } - - if (RV3D_CLIPPING_ENABLED(v3d, rv3d)) { - /* This is an approximation, see function documentation for details. */ - ED_view3d_clipping_clamp_minmax(rv3d, min, max); - } - - if (use_all_regions) { - view3d_from_minmax_multi(C, v3d, min, max, true, smooth_viewtx); - } - else { - view3d_from_minmax(C, v3d, region, min, max, true, smooth_viewtx); - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_all(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Frame All"; - ot->description = "View all objects in scene"; - ot->idname = "VIEW3D_OT_view_all"; - - /* api callbacks */ - ot->exec = view3d_all_exec; - ot->poll = ED_operator_region_view3d_active; - - /* flags */ - ot->flag = 0; - - /* properties */ - view3d_operator_properties_common(ot, V3D_OP_PROP_USE_ALL_REGIONS); - RNA_def_boolean(ot->srna, "center", 0, "Center", ""); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name Frame Selected Operator - * - * Move & Zoom the view to fit selected contents. - * \{ */ - -static int viewselected_exec(bContext *C, wmOperator *op) -{ - ARegion *region = CTX_wm_region(C); - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - Scene *scene = CTX_data_scene(C); - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ViewLayer *view_layer_eval = DEG_get_evaluated_view_layer(depsgraph); - Object *ob_eval = OBACT(view_layer_eval); - Object *obedit = CTX_data_edit_object(C); - const bGPdata *gpd_eval = ob_eval && (ob_eval->type == OB_GPENCIL) ? ob_eval->data : NULL; - const bool is_gp_edit = gpd_eval ? GPENCIL_ANY_MODE(gpd_eval) : false; - const bool is_face_map = ((is_gp_edit == false) && region->gizmo_map && - WM_gizmomap_is_any_selected(region->gizmo_map)); - float min[3], max[3]; - bool ok = false, ok_dist = true; - const bool use_all_regions = RNA_boolean_get(op->ptr, "use_all_regions"); - const bool skip_camera = (ED_view3d_camera_lock_check(v3d, region->regiondata) || - /* any one of the regions may be locked */ - (use_all_regions && v3d->flag2 & V3D_LOCK_CAMERA)); - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - INIT_MINMAX(min, max); - if (is_face_map) { - ob_eval = NULL; - } - - if (ob_eval && (ob_eval->mode & OB_MODE_WEIGHT_PAINT)) { - /* hard-coded exception, we look for the one selected armature */ - /* this is weak code this way, we should make a generic - * active/selection callback interface once... */ - Base *base_eval; - for (base_eval = view_layer_eval->object_bases.first; base_eval; base_eval = base_eval->next) { - if (BASE_SELECTED_EDITABLE(v3d, base_eval)) { - if (base_eval->object->type == OB_ARMATURE) { - if (base_eval->object->mode & OB_MODE_POSE) { - break; - } - } - } - } - if (base_eval) { - ob_eval = base_eval->object; - } - } - - if (is_gp_edit) { - CTX_DATA_BEGIN (C, bGPDstroke *, gps, editable_gpencil_strokes) { - /* we're only interested in selected points here... */ - if ((gps->flag & GP_STROKE_SELECT) && (gps->flag & GP_STROKE_3DSPACE)) { - ok |= BKE_gpencil_stroke_minmax(gps, true, min, max); - } - if (gps->editcurve != NULL) { - for (int i = 0; i < gps->editcurve->tot_curve_points; i++) { - BezTriple *bezt = &gps->editcurve->curve_points[i].bezt; - if ((bezt->f1 & SELECT)) { - minmax_v3v3_v3(min, max, bezt->vec[0]); - ok = true; - } - if ((bezt->f2 & SELECT)) { - minmax_v3v3_v3(min, max, bezt->vec[1]); - ok = true; - } - if ((bezt->f3 & SELECT)) { - minmax_v3v3_v3(min, max, bezt->vec[2]); - ok = true; - } - } - } - } - CTX_DATA_END; - - if ((ob_eval) && (ok)) { - mul_m4_v3(ob_eval->obmat, min); - mul_m4_v3(ob_eval->obmat, max); - } - } - else if (is_face_map) { - ok = WM_gizmomap_minmax(region->gizmo_map, true, true, min, max); - } - else if (obedit) { - /* only selected */ - FOREACH_OBJECT_IN_MODE_BEGIN (view_layer_eval, v3d, obedit->type, obedit->mode, ob_eval_iter) { - ok |= ED_view3d_minmax_verts(ob_eval_iter, min, max); - } - FOREACH_OBJECT_IN_MODE_END; - } - else if (ob_eval && (ob_eval->mode & OB_MODE_POSE)) { - FOREACH_OBJECT_IN_MODE_BEGIN ( - view_layer_eval, v3d, ob_eval->type, ob_eval->mode, ob_eval_iter) { - ok |= BKE_pose_minmax(ob_eval_iter, min, max, true, true); - } - FOREACH_OBJECT_IN_MODE_END; - } - else if (BKE_paint_select_face_test(ob_eval)) { - ok = paintface_minmax(ob_eval, min, max); - } - else if (ob_eval && (ob_eval->mode & OB_MODE_PARTICLE_EDIT)) { - ok = PE_minmax(depsgraph, scene, CTX_data_view_layer(C), min, max); - } - else if (ob_eval && (ob_eval->mode & (OB_MODE_SCULPT | OB_MODE_VERTEX_PAINT | - OB_MODE_WEIGHT_PAINT | OB_MODE_TEXTURE_PAINT))) { - BKE_paint_stroke_get_average(scene, ob_eval, min); - copy_v3_v3(max, min); - ok = true; - ok_dist = 0; /* don't zoom */ - } - else { - Base *base_eval; - for (base_eval = FIRSTBASE(view_layer_eval); base_eval; base_eval = base_eval->next) { - if (BASE_SELECTED(v3d, base_eval)) { - bool only_center = false; - Object *ob = DEG_get_original_object(base_eval->object); - if (view3d_object_skip_minmax(v3d, rv3d, ob, skip_camera, &only_center)) { - continue; - } - view3d_object_calc_minmax(depsgraph, scene, base_eval->object, only_center, min, max); - ok = 1; - } - } - } - - if (ok == 0) { - return OPERATOR_FINISHED; - } - - if (RV3D_CLIPPING_ENABLED(v3d, rv3d)) { - /* This is an approximation, see function documentation for details. */ - ED_view3d_clipping_clamp_minmax(rv3d, min, max); - } - - if (use_all_regions) { - view3d_from_minmax_multi(C, v3d, min, max, ok_dist, smooth_viewtx); - } - else { - view3d_from_minmax(C, v3d, region, min, max, ok_dist, smooth_viewtx); - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_selected(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Frame Selected"; - ot->description = "Move the view to the selection center"; - ot->idname = "VIEW3D_OT_view_selected"; - - /* api callbacks */ - ot->exec = viewselected_exec; - ot->poll = view3d_zoom_or_dolly_poll; - - /* flags */ - ot->flag = 0; - - /* properties */ - view3d_operator_properties_common(ot, V3D_OP_PROP_USE_ALL_REGIONS); -} - -/** \} */ - /* -------------------------------------------------------------------- */ /** \name View Lock Clear Operator * \{ */ @@ -3256,103 +179,6 @@ void VIEW3D_OT_view_lock_to_active(wmOperatorType *ot) /** \} */ /* -------------------------------------------------------------------- */ -/** \name View Center Cursor Operator - * \{ */ - -static int viewcenter_cursor_exec(bContext *C, wmOperator *op) -{ - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - Scene *scene = CTX_data_scene(C); - - if (rv3d) { - ARegion *region = CTX_wm_region(C); - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - /* non camera center */ - float new_ofs[3]; - negate_v3_v3(new_ofs, scene->cursor.location); - ED_view3d_smooth_view( - C, v3d, region, smooth_viewtx, &(const V3D_SmoothParams){.ofs = new_ofs}); - - /* Smooth view does view-lock #RV3D_BOXVIEW copy. */ - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_center_cursor(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Center View to Cursor"; - ot->description = "Center the view so that the cursor is in the middle of the view"; - ot->idname = "VIEW3D_OT_view_center_cursor"; - - /* api callbacks */ - ot->exec = viewcenter_cursor_exec; - ot->poll = view3d_pan_poll; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Center Pick Operator - * \{ */ - -static int viewcenter_pick_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - ARegion *region = CTX_wm_region(C); - - if (rv3d) { - struct Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - float new_ofs[3]; - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - view3d_operator_needs_opengl(C); - - if (ED_view3d_autodist(depsgraph, region, v3d, event->mval, new_ofs, false, NULL)) { - /* pass */ - } - else { - /* fallback to simple pan */ - negate_v3_v3(new_ofs, rv3d->ofs); - ED_view3d_win_to_3d_int(v3d, region, new_ofs, event->mval, new_ofs); - } - negate_v3(new_ofs); - ED_view3d_smooth_view( - C, v3d, region, smooth_viewtx, &(const V3D_SmoothParams){.ofs = new_ofs}); - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_center_pick(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Center View to Mouse"; - ot->description = "Center the view to the Z-depth position under the mouse cursor"; - ot->idname = "VIEW3D_OT_view_center_pick"; - - /* api callbacks */ - ot->invoke = viewcenter_pick_invoke; - ot->poll = view3d_pan_poll; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ /** \name Frame Camera Bounds Operator * \{ */ @@ -3591,189 +417,6 @@ void VIEW3D_OT_clear_render_border(wmOperatorType *ot) /** \} */ /* -------------------------------------------------------------------- */ -/** \name Border Zoom Operator - * \{ */ - -static int view3d_zoom_border_exec(bContext *C, wmOperator *op) -{ - ARegion *region = CTX_wm_region(C); - View3D *v3d = CTX_wm_view3d(C); - RegionView3D *rv3d = CTX_wm_region_view3d(C); - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - /* Zooms in on a border drawn by the user */ - rcti rect; - float dvec[3], vb[2], xscale, yscale; - float dist_range[2]; - - /* SMOOTHVIEW */ - float new_dist; - float new_ofs[3]; - - /* ZBuffer depth vars */ - float depth_close = FLT_MAX; - float cent[2], p[3]; - - /* NOTE: otherwise opengl won't work. */ - view3d_operator_needs_opengl(C); - - /* get box select values using rna */ - WM_operator_properties_border_to_rcti(op, &rect); - - /* check if zooming in/out view */ - const bool zoom_in = !RNA_boolean_get(op->ptr, "zoom_out"); - - ED_view3d_dist_range_get(v3d, dist_range); - - ED_view3d_depth_override( - CTX_data_ensure_evaluated_depsgraph(C), region, v3d, NULL, V3D_DEPTH_NO_GPENCIL, NULL); - { - /* avoid allocating the whole depth buffer */ - ViewDepths depth_temp = {0}; - - /* avoid view3d_update_depths() for speed. */ - view3d_depths_rect_create(region, &rect, &depth_temp); - - /* find the closest Z pixel */ - depth_close = view3d_depth_near(&depth_temp); - - MEM_SAFE_FREE(depth_temp.depths); - } - - /* Resize border to the same ratio as the window. */ - { - const float region_aspect = (float)region->winx / (float)region->winy; - if (((float)BLI_rcti_size_x(&rect) / (float)BLI_rcti_size_y(&rect)) < region_aspect) { - BLI_rcti_resize_x(&rect, (int)(BLI_rcti_size_y(&rect) * region_aspect)); - } - else { - BLI_rcti_resize_y(&rect, (int)(BLI_rcti_size_x(&rect) / region_aspect)); - } - } - - cent[0] = (((float)rect.xmin) + ((float)rect.xmax)) / 2; - cent[1] = (((float)rect.ymin) + ((float)rect.ymax)) / 2; - - if (rv3d->is_persp) { - float p_corner[3]; - - /* no depths to use, we can't do anything! */ - if (depth_close == FLT_MAX) { - BKE_report(op->reports, RPT_ERROR, "Depth too large"); - return OPERATOR_CANCELLED; - } - /* convert border to 3d coordinates */ - if ((!ED_view3d_unproject_v3(region, cent[0], cent[1], depth_close, p)) || - (!ED_view3d_unproject_v3(region, rect.xmin, rect.ymin, depth_close, p_corner))) { - return OPERATOR_CANCELLED; - } - - sub_v3_v3v3(dvec, p, p_corner); - negate_v3_v3(new_ofs, p); - - new_dist = len_v3(dvec); - - /* Account for the lens, without this a narrow lens zooms in too close. */ - new_dist *= (v3d->lens / DEFAULT_SENSOR_WIDTH); - - /* ignore dist_range min */ - dist_range[0] = v3d->clip_start * 1.5f; - } - else { /* orthographic */ - /* find the current window width and height */ - vb[0] = region->winx; - vb[1] = region->winy; - - new_dist = rv3d->dist; - - /* convert the drawn rectangle into 3d space */ - if (depth_close != FLT_MAX && - ED_view3d_unproject_v3(region, cent[0], cent[1], depth_close, p)) { - negate_v3_v3(new_ofs, p); - } - else { - float mval_f[2]; - float zfac; - - /* We can't use the depth, fallback to the old way that doesn't set the center depth */ - copy_v3_v3(new_ofs, rv3d->ofs); - - { - float tvec[3]; - negate_v3_v3(tvec, new_ofs); - zfac = ED_view3d_calc_zfac(rv3d, tvec, NULL); - } - - mval_f[0] = (rect.xmin + rect.xmax - vb[0]) / 2.0f; - mval_f[1] = (rect.ymin + rect.ymax - vb[1]) / 2.0f; - ED_view3d_win_to_delta(region, mval_f, dvec, zfac); - /* center the view to the center of the rectangle */ - sub_v3_v3(new_ofs, dvec); - } - - /* work out the ratios, so that everything selected fits when we zoom */ - xscale = (BLI_rcti_size_x(&rect) / vb[0]); - yscale = (BLI_rcti_size_y(&rect) / vb[1]); - new_dist *= max_ff(xscale, yscale); - } - - if (!zoom_in) { - sub_v3_v3v3(dvec, new_ofs, rv3d->ofs); - new_dist = rv3d->dist * (rv3d->dist / new_dist); - add_v3_v3v3(new_ofs, rv3d->ofs, dvec); - } - - /* clamp after because we may have been zooming out */ - CLAMP(new_dist, dist_range[0], dist_range[1]); - - /* TODO(campbell): 'is_camera_lock' not currently working well. */ - const bool is_camera_lock = ED_view3d_camera_lock_check(v3d, rv3d); - if ((rv3d->persp == RV3D_CAMOB) && (is_camera_lock == false)) { - Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ED_view3d_persp_switch_from_camera(depsgraph, v3d, rv3d, RV3D_PERSP); - } - - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .ofs = new_ofs, - .dist = &new_dist, - }); - - if (RV3D_LOCK_FLAGS(rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(CTX_wm_area(C), region); - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_zoom_border(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Zoom to Border"; - ot->description = "Zoom in the view to the nearest object contained in the border"; - ot->idname = "VIEW3D_OT_zoom_border"; - - /* api callbacks */ - ot->invoke = WM_gesture_box_invoke; - ot->exec = view3d_zoom_border_exec; - ot->modal = WM_gesture_box_modal; - ot->cancel = WM_gesture_box_cancel; - - ot->poll = view3d_zoom_or_dolly_poll; - - /* flags */ - ot->flag = 0; - - /* properties */ - WM_operator_properties_gesture_box_zoom(ot); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ /** \name Set Camera Zoom 1:1 Operator * * Sets the view to 1:1 camera/render-pixel. @@ -3830,838 +473,6 @@ void VIEW3D_OT_zoom_camera_1_to_1(wmOperatorType *ot) /** \} */ /* -------------------------------------------------------------------- */ -/** \name View Axis Operator - * \{ */ - -static const EnumPropertyItem prop_view_items[] = { - {RV3D_VIEW_LEFT, "LEFT", ICON_TRIA_LEFT, "Left", "View from the left"}, - {RV3D_VIEW_RIGHT, "RIGHT", ICON_TRIA_RIGHT, "Right", "View from the right"}, - {RV3D_VIEW_BOTTOM, "BOTTOM", ICON_TRIA_DOWN, "Bottom", "View from the bottom"}, - {RV3D_VIEW_TOP, "TOP", ICON_TRIA_UP, "Top", "View from the top"}, - {RV3D_VIEW_FRONT, "FRONT", 0, "Front", "View from the front"}, - {RV3D_VIEW_BACK, "BACK", 0, "Back", "View from the back"}, - {0, NULL, 0, NULL, NULL}, -}; - -/* would like to make this a generic function - outside of transform */ - -/** - * \param align_to_quat: When not NULL, set the axis relative to this rotation. - */ -static void axis_set_view(bContext *C, - View3D *v3d, - ARegion *region, - const float quat_[4], - char view, - char view_axis_roll, - int perspo, - const float *align_to_quat, - const int smooth_viewtx) -{ - RegionView3D *rv3d = region->regiondata; /* no NULL check is needed, poll checks */ - float quat[4]; - const short orig_persp = rv3d->persp; - - normalize_qt_qt(quat, quat_); - - if (align_to_quat) { - mul_qt_qtqt(quat, quat, align_to_quat); - rv3d->view = view = RV3D_VIEW_USER; - rv3d->view_axis_roll = RV3D_VIEW_AXIS_ROLL_0; - } - - if (align_to_quat == NULL) { - rv3d->view = view; - rv3d->view_axis_roll = view_axis_roll; - } - - if (RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION) { - ED_region_tag_redraw(region); - return; - } - - if (U.uiflag & USER_AUTOPERSP) { - rv3d->persp = RV3D_VIEW_IS_AXIS(view) ? RV3D_ORTHO : perspo; - } - else if (rv3d->persp == RV3D_CAMOB) { - rv3d->persp = perspo; - } - - if (rv3d->persp == RV3D_CAMOB && v3d->camera) { - /* to camera */ - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .camera_old = v3d->camera, - .ofs = rv3d->ofs, - .quat = quat, - }); - } - else if (orig_persp == RV3D_CAMOB && v3d->camera) { - /* from camera */ - float ofs[3], dist; - - copy_v3_v3(ofs, rv3d->ofs); - dist = rv3d->dist; - - /* so we animate _from_ the camera location */ - Object *camera_eval = DEG_get_evaluated_object(CTX_data_ensure_evaluated_depsgraph(C), - v3d->camera); - ED_view3d_from_object(camera_eval, rv3d->ofs, NULL, &rv3d->dist, NULL); - - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .camera_old = camera_eval, - .ofs = ofs, - .quat = quat, - .dist = &dist, - }); - } - else { - /* rotate around selection */ - const float *dyn_ofs_pt = NULL; - float dyn_ofs[3]; - - if (U.uiflag & USER_ORBIT_SELECTION) { - if (view3d_orbit_calc_center(C, dyn_ofs)) { - negate_v3(dyn_ofs); - dyn_ofs_pt = dyn_ofs; - } - } - - /* no camera involved */ - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .quat = quat, - .dyn_ofs = dyn_ofs_pt, - }); - } -} - -static int view_axis_exec(bContext *C, wmOperator *op) -{ - View3D *v3d; - ARegion *region; - RegionView3D *rv3d; - static int perspo = RV3D_PERSP; - int viewnum; - int view_axis_roll = RV3D_VIEW_AXIS_ROLL_0; - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - /* no NULL check is needed, poll checks */ - ED_view3d_context_user_region(C, &v3d, ®ion); - rv3d = region->regiondata; - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - viewnum = RNA_enum_get(op->ptr, "type"); - - float align_quat_buf[4]; - float *align_quat = NULL; - - if (RNA_boolean_get(op->ptr, "align_active")) { - /* align to active object */ - Object *obact = CTX_data_active_object(C); - if (obact != NULL) { - float twmat[3][3]; - ViewLayer *view_layer = CTX_data_view_layer(C); - Object *obedit = CTX_data_edit_object(C); - /* same as transform gizmo when normal is set */ - ED_getTransformOrientationMatrix(view_layer, v3d, obact, obedit, V3D_AROUND_ACTIVE, twmat); - align_quat = align_quat_buf; - mat3_to_quat(align_quat, twmat); - invert_qt_normalized(align_quat); - } - } - - if (RNA_boolean_get(op->ptr, "relative")) { - float quat_rotate[4]; - float quat_test[4]; - - if (viewnum == RV3D_VIEW_LEFT) { - axis_angle_to_quat(quat_rotate, rv3d->viewinv[1], -M_PI / 2.0f); - } - else if (viewnum == RV3D_VIEW_RIGHT) { - axis_angle_to_quat(quat_rotate, rv3d->viewinv[1], M_PI / 2.0f); - } - else if (viewnum == RV3D_VIEW_TOP) { - axis_angle_to_quat(quat_rotate, rv3d->viewinv[0], -M_PI / 2.0f); - } - else if (viewnum == RV3D_VIEW_BOTTOM) { - axis_angle_to_quat(quat_rotate, rv3d->viewinv[0], M_PI / 2.0f); - } - else if (viewnum == RV3D_VIEW_FRONT) { - unit_qt(quat_rotate); - } - else if (viewnum == RV3D_VIEW_BACK) { - axis_angle_to_quat(quat_rotate, rv3d->viewinv[0], M_PI); - } - else { - BLI_assert(0); - } - - mul_qt_qtqt(quat_test, rv3d->viewquat, quat_rotate); - - float angle_best = FLT_MAX; - int view_best = -1; - int view_axis_roll_best = -1; - for (int i = RV3D_VIEW_FRONT; i <= RV3D_VIEW_BOTTOM; i++) { - for (int j = RV3D_VIEW_AXIS_ROLL_0; j <= RV3D_VIEW_AXIS_ROLL_270; j++) { - float quat_axis[4]; - ED_view3d_quat_from_axis_view(i, j, quat_axis); - if (align_quat) { - mul_qt_qtqt(quat_axis, quat_axis, align_quat); - } - const float angle_test = fabsf(angle_signed_qtqt(quat_axis, quat_test)); - if (angle_best > angle_test) { - angle_best = angle_test; - view_best = i; - view_axis_roll_best = j; - } - } - } - if (view_best == -1) { - view_best = RV3D_VIEW_FRONT; - view_axis_roll_best = RV3D_VIEW_AXIS_ROLL_0; - } - - /* Disallow non-upright views in turn-table modes, - * it's too difficult to navigate out of them. */ - if ((U.flag & USER_TRACKBALL) == 0) { - if (!ELEM(view_best, RV3D_VIEW_TOP, RV3D_VIEW_BOTTOM)) { - view_axis_roll_best = RV3D_VIEW_AXIS_ROLL_0; - } - } - - viewnum = view_best; - view_axis_roll = view_axis_roll_best; - } - - /* Use this to test if we started out with a camera */ - const int nextperspo = (rv3d->persp == RV3D_CAMOB) ? rv3d->lpersp : perspo; - float quat[4]; - ED_view3d_quat_from_axis_view(viewnum, view_axis_roll, quat); - axis_set_view( - C, v3d, region, quat, viewnum, view_axis_roll, nextperspo, align_quat, smooth_viewtx); - - perspo = rv3d->persp; - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_axis(wmOperatorType *ot) -{ - PropertyRNA *prop; - - /* identifiers */ - ot->name = "View Axis"; - ot->description = "Use a preset viewpoint"; - ot->idname = "VIEW3D_OT_view_axis"; - - /* api callbacks */ - ot->exec = view_axis_exec; - ot->poll = ED_operator_rv3d_user_region_poll; - - /* flags */ - ot->flag = 0; - - ot->prop = RNA_def_enum(ot->srna, "type", prop_view_items, 0, "View", "Preset viewpoint to use"); - RNA_def_property_flag(ot->prop, PROP_SKIP_SAVE); - prop = RNA_def_boolean( - ot->srna, "align_active", 0, "Align Active", "Align to the active object's axis"); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); - prop = RNA_def_boolean( - ot->srna, "relative", 0, "Relative", "Rotate relative to the current orientation"); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Camera Operator - * \{ */ - -static int view_camera_exec(bContext *C, wmOperator *op) -{ - View3D *v3d; - ARegion *region; - RegionView3D *rv3d; - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - /* no NULL check is needed, poll checks */ - ED_view3d_context_user_region(C, &v3d, ®ion); - rv3d = region->regiondata; - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - if ((RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ANY_TRANSFORM) == 0) { - ViewLayer *view_layer = CTX_data_view_layer(C); - Scene *scene = CTX_data_scene(C); - - if (rv3d->persp != RV3D_CAMOB) { - Object *ob = OBACT(view_layer); - - if (!rv3d->smooth_timer) { - /* store settings of current view before allowing overwriting with camera view - * only if we're not currently in a view transition */ - - ED_view3d_lastview_store(rv3d); - } - - /* first get the default camera for the view lock type */ - if (v3d->scenelock) { - /* sets the camera view if available */ - v3d->camera = scene->camera; - } - else { - /* use scene camera if one is not set (even though we're unlocked) */ - if (v3d->camera == NULL) { - v3d->camera = scene->camera; - } - } - - /* if the camera isn't found, check a number of options */ - if (v3d->camera == NULL && ob && ob->type == OB_CAMERA) { - v3d->camera = ob; - } - - if (v3d->camera == NULL) { - v3d->camera = BKE_view_layer_camera_find(view_layer); - } - - /* couldn't find any useful camera, bail out */ - if (v3d->camera == NULL) { - return OPERATOR_CANCELLED; - } - - /* important these don't get out of sync for locked scenes */ - if (v3d->scenelock && scene->camera != v3d->camera) { - scene->camera = v3d->camera; - DEG_id_tag_update(&scene->id, ID_RECALC_COPY_ON_WRITE); - } - - /* finally do snazzy view zooming */ - rv3d->persp = RV3D_CAMOB; - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .camera = v3d->camera, - .ofs = rv3d->ofs, - .quat = rv3d->viewquat, - .dist = &rv3d->dist, - .lens = &v3d->lens, - }); - } - else { - /* return to settings of last view */ - /* does view3d_smooth_view too */ - axis_set_view(C, - v3d, - region, - rv3d->lviewquat, - rv3d->lview, - rv3d->lview_axis_roll, - rv3d->lpersp, - NULL, - smooth_viewtx); - } - } - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_camera(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "View Camera"; - ot->description = "Toggle the camera view"; - ot->idname = "VIEW3D_OT_view_camera"; - - /* api callbacks */ - ot->exec = view_camera_exec; - ot->poll = ED_operator_rv3d_user_region_poll; - - /* flags */ - ot->flag = 0; -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Orbit Operator - * - * Rotate (orbit) in incremental steps. For interactive orbit see #VIEW3D_OT_rotate. - * \{ */ - -enum { - V3D_VIEW_STEPLEFT = 1, - V3D_VIEW_STEPRIGHT, - V3D_VIEW_STEPDOWN, - V3D_VIEW_STEPUP, -}; - -static const EnumPropertyItem prop_view_orbit_items[] = { - {V3D_VIEW_STEPLEFT, "ORBITLEFT", 0, "Orbit Left", "Orbit the view around to the left"}, - {V3D_VIEW_STEPRIGHT, "ORBITRIGHT", 0, "Orbit Right", "Orbit the view around to the right"}, - {V3D_VIEW_STEPUP, "ORBITUP", 0, "Orbit Up", "Orbit the view up"}, - {V3D_VIEW_STEPDOWN, "ORBITDOWN", 0, "Orbit Down", "Orbit the view down"}, - {0, NULL, 0, NULL, NULL}, -}; - -static int vieworbit_exec(bContext *C, wmOperator *op) -{ - View3D *v3d; - ARegion *region; - RegionView3D *rv3d; - int orbitdir; - char view_opposite; - PropertyRNA *prop_angle = RNA_struct_find_property(op->ptr, "angle"); - float angle = RNA_property_is_set(op->ptr, prop_angle) ? - RNA_property_float_get(op->ptr, prop_angle) : - DEG2RADF(U.pad_rot_angle); - - /* no NULL check is needed, poll checks */ - v3d = CTX_wm_view3d(C); - region = CTX_wm_region(C); - rv3d = region->regiondata; - - /* support for switching to the opposite view (even when in locked views) */ - view_opposite = (fabsf(angle) == (float)M_PI) ? ED_view3d_axis_view_opposite(rv3d->view) : - RV3D_VIEW_USER; - orbitdir = RNA_enum_get(op->ptr, "type"); - - if ((RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION) && (view_opposite == RV3D_VIEW_USER)) { - /* no NULL check is needed, poll checks */ - ED_view3d_context_user_region(C, &v3d, ®ion); - rv3d = region->regiondata; - } - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - if ((RV3D_LOCK_FLAGS(rv3d) & RV3D_LOCK_ROTATION) == 0 || (view_opposite != RV3D_VIEW_USER)) { - if ((rv3d->persp != RV3D_CAMOB) || ED_view3d_camera_lock_check(v3d, rv3d)) { - int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - float quat_mul[4]; - float quat_new[4]; - - if (view_opposite == RV3D_VIEW_USER) { - const Depsgraph *depsgraph = CTX_data_ensure_evaluated_depsgraph(C); - ED_view3d_persp_ensure(depsgraph, v3d, region); - } - - if (ELEM(orbitdir, V3D_VIEW_STEPLEFT, V3D_VIEW_STEPRIGHT)) { - if (orbitdir == V3D_VIEW_STEPRIGHT) { - angle = -angle; - } - - /* z-axis */ - axis_angle_to_quat_single(quat_mul, 'Z', angle); - } - else { - - if (orbitdir == V3D_VIEW_STEPDOWN) { - angle = -angle; - } - - /* horizontal axis */ - axis_angle_to_quat(quat_mul, rv3d->viewinv[0], angle); - } - - mul_qt_qtqt(quat_new, rv3d->viewquat, quat_mul); - - /* avoid precision loss over time */ - normalize_qt(quat_new); - - if (view_opposite != RV3D_VIEW_USER) { - rv3d->view = view_opposite; - /* avoid float in-precision, just get a new orientation */ - ED_view3d_quat_from_axis_view(view_opposite, rv3d->view_axis_roll, quat_new); - } - else { - rv3d->view = RV3D_VIEW_USER; - } - - float dyn_ofs[3], *dyn_ofs_pt = NULL; - - if (U.uiflag & USER_ORBIT_SELECTION) { - if (view3d_orbit_calc_center(C, dyn_ofs)) { - negate_v3(dyn_ofs); - dyn_ofs_pt = dyn_ofs; - } - } - - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .quat = quat_new, - .dyn_ofs = dyn_ofs_pt, - }); - - return OPERATOR_FINISHED; - } - } - - return OPERATOR_CANCELLED; -} - -void VIEW3D_OT_view_orbit(wmOperatorType *ot) -{ - PropertyRNA *prop; - - /* identifiers */ - ot->name = "View Orbit"; - ot->description = "Orbit the view"; - ot->idname = "VIEW3D_OT_view_orbit"; - - /* api callbacks */ - ot->exec = vieworbit_exec; - ot->poll = ED_operator_rv3d_user_region_poll; - - /* flags */ - ot->flag = 0; - - /* properties */ - prop = RNA_def_float(ot->srna, "angle", 0, -FLT_MAX, FLT_MAX, "Roll", "", -FLT_MAX, FLT_MAX); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); - - ot->prop = RNA_def_enum( - ot->srna, "type", prop_view_orbit_items, 0, "Orbit", "Direction of View Orbit"); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Roll Operator - * \{ */ - -static void view_roll_angle( - ARegion *region, float quat[4], const float orig_quat[4], const float dvec[3], float angle) -{ - RegionView3D *rv3d = region->regiondata; - float quat_mul[4]; - - /* camera axis */ - axis_angle_normalized_to_quat(quat_mul, dvec, angle); - - mul_qt_qtqt(quat, orig_quat, quat_mul); - - /* avoid precision loss over time */ - normalize_qt(quat); - - rv3d->view = RV3D_VIEW_USER; -} - -static void viewroll_apply(ViewOpsData *vod, int x, int y) -{ - float angle = BLI_dial_angle(vod->init.dial, (const float[2]){x, y}); - - if (angle != 0.0f) { - view_roll_angle(vod->region, vod->rv3d->viewquat, vod->init.quat, vod->init.mousevec, angle); - } - - if (vod->use_dyn_ofs) { - view3d_orbit_apply_dyn_ofs( - vod->rv3d->ofs, vod->init.ofs, vod->init.quat, vod->rv3d->viewquat, vod->dyn_ofs); - } - - if (RV3D_LOCK_FLAGS(vod->rv3d) & RV3D_BOXVIEW) { - view3d_boxview_sync(vod->area, vod->region); - } - - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, vod->rv3d); - - ED_region_tag_redraw(vod->region); -} - -static int viewroll_modal(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod = op->customdata; - short event_code = VIEW_PASS; - bool use_autokey = false; - int ret = OPERATOR_RUNNING_MODAL; - - /* execute the events */ - if (event->type == MOUSEMOVE) { - event_code = VIEW_APPLY; - } - else if (event->type == EVT_MODAL_MAP) { - switch (event->val) { - case VIEW_MODAL_CONFIRM: - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_MOVE: - WM_operator_name_call(C, "VIEW3D_OT_move", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - case VIEWROT_MODAL_SWITCH_ROTATE: - WM_operator_name_call(C, "VIEW3D_OT_rotate", WM_OP_INVOKE_DEFAULT, NULL); - event_code = VIEW_CONFIRM; - break; - } - } - else if (ELEM(event->type, EVT_ESCKEY, RIGHTMOUSE)) { - /* Note this does not remove auto-keys on locked cameras. */ - copy_qt_qt(vod->rv3d->viewquat, vod->init.quat); - ED_view3d_camera_lock_sync(vod->depsgraph, vod->v3d, vod->rv3d); - viewops_data_free(C, op); - return OPERATOR_CANCELLED; - } - else if (event->type == vod->init.event_type && event->val == KM_RELEASE) { - event_code = VIEW_CONFIRM; - } - - if (event_code == VIEW_APPLY) { - viewroll_apply(vod, event->xy[0], event->xy[1]); - if (ED_screen_animation_playing(CTX_wm_manager(C))) { - use_autokey = true; - } - } - else if (event_code == VIEW_CONFIRM) { - use_autokey = true; - ret = OPERATOR_FINISHED; - } - - if (use_autokey) { - ED_view3d_camera_lock_autokey(vod->v3d, vod->rv3d, C, true, false); - } - - if (ret & OPERATOR_FINISHED) { - viewops_data_free(C, op); - } - - return ret; -} - -static const EnumPropertyItem prop_view_roll_items[] = { - {0, "ANGLE", 0, "Roll Angle", "Roll the view using an angle value"}, - {V3D_VIEW_STEPLEFT, "LEFT", 0, "Roll Left", "Roll the view around to the left"}, - {V3D_VIEW_STEPRIGHT, "RIGHT", 0, "Roll Right", "Roll the view around to the right"}, - {0, NULL, 0, NULL, NULL}, -}; - -static int viewroll_exec(bContext *C, wmOperator *op) -{ - View3D *v3d; - RegionView3D *rv3d; - ARegion *region; - - if (op->customdata) { - ViewOpsData *vod = op->customdata; - region = vod->region; - v3d = vod->v3d; - } - else { - ED_view3d_context_user_region(C, &v3d, ®ion); - } - - rv3d = region->regiondata; - if ((rv3d->persp != RV3D_CAMOB) || ED_view3d_camera_lock_check(v3d, rv3d)) { - - ED_view3d_smooth_view_force_finish(C, v3d, region); - - int type = RNA_enum_get(op->ptr, "type"); - float angle = (type == 0) ? RNA_float_get(op->ptr, "angle") : DEG2RADF(U.pad_rot_angle); - float mousevec[3]; - float quat_new[4]; - - const int smooth_viewtx = WM_operator_smooth_viewtx_get(op); - - if (type == V3D_VIEW_STEPLEFT) { - angle = -angle; - } - - normalize_v3_v3(mousevec, rv3d->viewinv[2]); - negate_v3(mousevec); - view_roll_angle(region, quat_new, rv3d->viewquat, mousevec, angle); - - const float *dyn_ofs_pt = NULL; - float dyn_ofs[3]; - if (U.uiflag & USER_ORBIT_SELECTION) { - if (view3d_orbit_calc_center(C, dyn_ofs)) { - negate_v3(dyn_ofs); - dyn_ofs_pt = dyn_ofs; - } - } - - ED_view3d_smooth_view(C, - v3d, - region, - smooth_viewtx, - &(const V3D_SmoothParams){ - .quat = quat_new, - .dyn_ofs = dyn_ofs_pt, - }); - - viewops_data_free(C, op); - return OPERATOR_FINISHED; - } - - viewops_data_free(C, op); - return OPERATOR_CANCELLED; -} - -static int viewroll_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - ViewOpsData *vod; - - bool use_angle = RNA_enum_get(op->ptr, "type") != 0; - - if (use_angle || RNA_struct_property_is_set(op->ptr, "angle")) { - viewroll_exec(C, op); - } - else { - /* makes op->customdata */ - viewops_data_alloc(C, op); - viewops_data_create(C, op, event, viewops_flag_from_prefs()); - vod = op->customdata; - vod->init.dial = BLI_dial_init((const float[2]){BLI_rcti_cent_x(&vod->region->winrct), - BLI_rcti_cent_y(&vod->region->winrct)}, - FLT_EPSILON); - - ED_view3d_smooth_view_force_finish(C, vod->v3d, vod->region); - - /* overwrite the mouse vector with the view direction */ - normalize_v3_v3(vod->init.mousevec, vod->rv3d->viewinv[2]); - negate_v3(vod->init.mousevec); - - if (event->type == MOUSEROTATE) { - vod->init.event_xy[0] = vod->prev.event_xy[0] = event->xy[0]; - viewroll_apply(vod, event->prev_xy[0], event->prev_xy[1]); - - viewops_data_free(C, op); - return OPERATOR_FINISHED; - } - - /* add temp handler */ - WM_event_add_modal_handler(C, op); - return OPERATOR_RUNNING_MODAL; - } - return OPERATOR_FINISHED; -} - -static void viewroll_cancel(bContext *C, wmOperator *op) -{ - viewops_data_free(C, op); -} - -void VIEW3D_OT_view_roll(wmOperatorType *ot) -{ - PropertyRNA *prop; - - /* identifiers */ - ot->name = "View Roll"; - ot->description = "Roll the view"; - ot->idname = "VIEW3D_OT_view_roll"; - - /* api callbacks */ - ot->invoke = viewroll_invoke; - ot->exec = viewroll_exec; - ot->modal = viewroll_modal; - ot->poll = ED_operator_rv3d_user_region_poll; - ot->cancel = viewroll_cancel; - - /* flags */ - ot->flag = 0; - - /* properties */ - ot->prop = prop = RNA_def_float( - ot->srna, "angle", 0, -FLT_MAX, FLT_MAX, "Roll", "", -FLT_MAX, FLT_MAX); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); - prop = RNA_def_enum(ot->srna, - "type", - prop_view_roll_items, - 0, - "Roll Angle Source", - "How roll angle is calculated"); - RNA_def_property_flag(prop, PROP_SKIP_SAVE); -} - -enum { - V3D_VIEW_PANLEFT = 1, - V3D_VIEW_PANRIGHT, - V3D_VIEW_PANDOWN, - V3D_VIEW_PANUP, -}; - -static const EnumPropertyItem prop_view_pan_items[] = { - {V3D_VIEW_PANLEFT, "PANLEFT", 0, "Pan Left", "Pan the view to the left"}, - {V3D_VIEW_PANRIGHT, "PANRIGHT", 0, "Pan Right", "Pan the view to the right"}, - {V3D_VIEW_PANUP, "PANUP", 0, "Pan Up", "Pan the view up"}, - {V3D_VIEW_PANDOWN, "PANDOWN", 0, "Pan Down", "Pan the view down"}, - {0, NULL, 0, NULL, NULL}, -}; - -/** \} */ - -/* -------------------------------------------------------------------- */ -/** \name View Pan Operator - * - * Move (pan) in incremental steps. For interactive pan see #VIEW3D_OT_move. - * \{ */ - -static int viewpan_invoke(bContext *C, wmOperator *op, const wmEvent *event) -{ - int x = 0, y = 0; - int pandir = RNA_enum_get(op->ptr, "type"); - - if (pandir == V3D_VIEW_PANRIGHT) { - x = -32; - } - else if (pandir == V3D_VIEW_PANLEFT) { - x = 32; - } - else if (pandir == V3D_VIEW_PANUP) { - y = -25; - } - else if (pandir == V3D_VIEW_PANDOWN) { - y = 25; - } - - viewops_data_alloc(C, op); - viewops_data_create(C, op, event, (viewops_flag_from_prefs() & ~VIEWOPS_FLAG_ORBIT_SELECT)); - ViewOpsData *vod = op->customdata; - - viewmove_apply(vod, vod->prev.event_xy[0] + x, vod->prev.event_xy[1] + y); - - viewops_data_free(C, op); - - return OPERATOR_FINISHED; -} - -void VIEW3D_OT_view_pan(wmOperatorType *ot) -{ - /* identifiers */ - ot->name = "Pan View Direction"; - ot->description = "Pan the view in a given direction"; - ot->idname = "VIEW3D_OT_view_pan"; - - /* api callbacks */ - ot->invoke = viewpan_invoke; - ot->poll = view3d_pan_poll; - - /* flags */ - ot->flag = 0; - - /* Properties */ - ot->prop = RNA_def_enum( - ot->srna, "type", prop_view_pan_items, 0, "Pan", "Direction of View Pan"); -} - -/** \} */ - -/* -------------------------------------------------------------------- */ /** \name View Toggle Perspective/Orthographic Operator * \{ */ |