static bool initFlyInfo(bContext *C, FlyInfo *fly, wmOperator *op, const wmEvent *event) { wmWindow *win = CTX_wm_window(C); float upvec[3]; /* tmp */ float mat[3][3]; fly->rv3d = CTX_wm_region_view3d(C); fly->v3d = CTX_wm_view3d(C); fly->ar = CTX_wm_region(C); fly->scene = CTX_data_scene(C); #ifdef NDOF_FLY_DEBUG puts("\n-- fly begin --"); #endif /* sanity check: for rare but possible case (if lib-linking the camera fails) */ if ((fly->rv3d->persp == RV3D_CAMOB) && (fly->v3d->camera == NULL)) { fly->rv3d->persp = RV3D_PERSP; } if (fly->rv3d->persp == RV3D_CAMOB && fly->v3d->camera->id.lib) { BKE_report(op->reports, RPT_ERROR, "Cannot fly a camera from an external library"); return false; } if (ED_view3d_offset_lock_check(fly->v3d, fly->rv3d)) { BKE_report(op->reports, RPT_ERROR, "Cannot fly when the view offset is locked"); return false; } if (fly->rv3d->persp == RV3D_CAMOB && fly->v3d->camera->constraints.first) { BKE_report(op->reports, RPT_ERROR, "Cannot fly an object with constraints"); return false; } fly->state = FLY_RUNNING; fly->speed = 0.0f; fly->axis = 2; fly->pan_view = false; fly->xlock = FLY_AXISLOCK_STATE_OFF; fly->zlock = FLY_AXISLOCK_STATE_OFF; fly->xlock_momentum = 0.0f; fly->zlock_momentum = 0.0f; fly->grid = 1.0f; fly->use_precision = false; fly->use_freelook = false; #ifdef NDOF_FLY_DRAW_TOOMUCH fly->redraw = 1; #endif zero_v3(fly->dvec_prev); fly->timer = WM_event_add_timer(CTX_wm_manager(C), win, TIMER, 0.01f); copy_v2_v2_int(fly->mval, event->mval); fly->ndof = NULL; fly->time_lastdraw = fly->time_lastwheel = PIL_check_seconds_timer(); fly->draw_handle_pixel = ED_region_draw_cb_activate(fly->ar->type, drawFlyPixel, fly, REGION_DRAW_POST_PIXEL); fly->rv3d->rflag |= RV3D_NAVIGATING; /* so we draw the corner margins */ /* detect weather to start with Z locking */ upvec[0] = 1.0f; upvec[1] = 0.0f; upvec[2] = 0.0f; copy_m3_m4(mat, fly->rv3d->viewinv); mul_m3_v3(mat, upvec); if (fabsf(upvec[2]) < 0.1f) { fly->zlock = FLY_AXISLOCK_STATE_IDLE; } upvec[0] = 0; upvec[1] = 0; upvec[2] = 0; fly->persp_backup = fly->rv3d->persp; fly->dist_backup = fly->rv3d->dist; /* check for flying ortho camera - which we cant support well * we _could_ also check for an ortho camera but this is easier */ if ((fly->rv3d->persp == RV3D_CAMOB) && (fly->rv3d->is_persp == false)) { ((Camera *)fly->v3d->camera->data)->type = CAM_PERSP; fly->is_ortho_cam = true; } if (fly->rv3d->persp == RV3D_CAMOB) { Object *ob_back; if ((U.uiflag & USER_CAM_LOCK_NO_PARENT) == 0 && (fly->root_parent = fly->v3d->camera->parent)) { while (fly->root_parent->parent) fly->root_parent = fly->root_parent->parent; ob_back = fly->root_parent; } else { ob_back = fly->v3d->camera; } /* store the original camera loc and rot */ fly->obtfm = BKE_object_tfm_backup(ob_back); BKE_object_where_is_calc(fly->scene, fly->v3d->camera); negate_v3_v3(fly->rv3d->ofs, fly->v3d->camera->obmat[3]); fly->rv3d->dist = 0.0; } else { /* perspective or ortho */ if (fly->rv3d->persp == RV3D_ORTHO) fly->rv3d->persp = RV3D_PERSP; /* if ortho projection, make perspective */ copy_qt_qt(fly->rot_backup, fly->rv3d->viewquat); copy_v3_v3(fly->ofs_backup, fly->rv3d->ofs); /* the dist defines a vector that is infront of the offset * to rotate the view about. * this is no good for fly mode because we * want to rotate about the viewers center. * but to correct the dist removal we must * alter offset so the view doesn't jump. */ fly->rv3d->dist = 0.0f; upvec[2] = fly->dist_backup; /* x and y are 0 */ mul_m3_v3(mat, upvec); sub_v3_v3(fly->rv3d->ofs, upvec); /* Done with correcting for the dist */ } /* center the mouse, probably the UI mafia are against this but without its quite annoying */ WM_cursor_warp(win, fly->ar->winrct.xmin + fly->ar->winx / 2, fly->ar->winrct.ymin + fly->ar->winy / 2); return 1; }
static bool initWalkInfo(bContext *C, WalkInfo *walk, wmOperator *op) { wmWindow *win = CTX_wm_window(C); walk->rv3d = CTX_wm_region_view3d(C); walk->v3d = CTX_wm_view3d(C); walk->ar = CTX_wm_region(C); walk->scene = CTX_data_scene(C); #ifdef NDOF_WALK_DEBUG puts("\n-- walk begin --"); #endif /* sanity check: for rare but possible case (if lib-linking the camera fails) */ if ((walk->rv3d->persp == RV3D_CAMOB) && (walk->v3d->camera == NULL)) { walk->rv3d->persp = RV3D_PERSP; } if (walk->rv3d->persp == RV3D_CAMOB && walk->v3d->camera->id.lib) { BKE_report(op->reports, RPT_ERROR, "Cannot navigate a camera from an external library"); return false; } if (ED_view3d_offset_lock_check(walk->v3d, walk->rv3d)) { BKE_report(op->reports, RPT_ERROR, "Cannot navigate when the view offset is locked"); return false; } if (walk->rv3d->persp == RV3D_CAMOB && walk->v3d->camera->constraints.first) { BKE_report(op->reports, RPT_ERROR, "Cannot navigate an object with constraints"); return false; } walk->state = WALK_RUNNING; if (fabsf(U.walk_navigation.walk_speed - userdef_speed) > 0.1f) { base_speed = U.walk_navigation.walk_speed; userdef_speed = U.walk_navigation.walk_speed; } walk->speed = 0.0f; walk->is_fast = false; walk->is_slow = false; walk->grid = (walk->scene->unit.system == USER_UNIT_NONE) ? 1.f : 1.f / walk->scene->unit.scale_length; /* user preference settings */ walk->teleport.duration = U.walk_navigation.teleport_time; walk->mouse_speed = U.walk_navigation.mouse_speed; if ((U.walk_navigation.flag & USER_WALK_GRAVITY)) walk_navigation_mode_set(C, op, walk, WALK_MODE_GRAVITY); else walk_navigation_mode_set(C, op, walk, WALK_MODE_FREE); walk->view_height = U.walk_navigation.view_height; walk->jump_height = U.walk_navigation.jump_height; walk->speed = U.walk_navigation.walk_speed; walk->speed_factor = U.walk_navigation.walk_speed_factor; walk->gravity_state = WALK_GRAVITY_STATE_OFF; if ((walk->scene->physics_settings.flag & PHYS_GLOBAL_GRAVITY)) { walk->gravity = fabsf(walk->scene->physics_settings.gravity[2]); } else { walk->gravity = 9.80668f; /* m/s2 */ } walk->is_reversed = ((U.walk_navigation.flag & USER_WALK_MOUSE_REVERSE) != 0); #ifdef USE_TABLET_SUPPORT walk->is_cursor_first = true; walk->is_cursor_absolute = false; #endif walk->active_directions = 0; #ifdef NDOF_WALK_DRAW_TOOMUCH walk->redraw = 1; #endif zero_v3(walk->dvec_prev); walk->timer = WM_event_add_timer(CTX_wm_manager(C), win, TIMER, 0.01f); walk->ndof = NULL; walk->time_lastdraw = PIL_check_seconds_timer(); walk->draw_handle_pixel = ED_region_draw_cb_activate(walk->ar->type, drawWalkPixel, walk, REGION_DRAW_POST_PIXEL); walk->rv3d->rflag |= RV3D_NAVIGATING; walk->v3d_camera_control = ED_view3d_cameracontrol_acquire( walk->scene, walk->v3d, walk->rv3d, (U.uiflag & USER_CAM_LOCK_NO_PARENT) == 0); /* center the mouse */ walk->center_mval[0] = walk->ar->winx * 0.5f; walk->center_mval[1] = walk->ar->winy * 0.5f; #ifdef USE_PIXELSIZE_NATIVE_SUPPORT walk->center_mval[0] += walk->ar->winrct.xmin; walk->center_mval[1] += walk->ar->winrct.ymin; WM_cursor_compatible_xy(win, &walk->center_mval[0], &walk->center_mval[1]); walk->center_mval[0] -= walk->ar->winrct.xmin; walk->center_mval[1] -= walk->ar->winrct.ymin; #endif copy_v2_v2_int(walk->prev_mval, walk->center_mval); WM_cursor_warp(win, walk->ar->winrct.xmin + walk->center_mval[0], walk->ar->winrct.ymin + walk->center_mval[1]); /* remove the mouse cursor temporarily */ WM_cursor_modal_set(win, CURSOR_NONE); return 1; }
static bool initFlyInfo(bContext *C, FlyInfo *fly, wmOperator *op, const wmEvent *event) { wmWindow *win = CTX_wm_window(C); rctf viewborder; float upvec[3]; /* tmp */ float mat[3][3]; fly->rv3d = CTX_wm_region_view3d(C); fly->v3d = CTX_wm_view3d(C); fly->ar = CTX_wm_region(C); fly->scene = CTX_data_scene(C); #ifdef NDOF_FLY_DEBUG puts("\n-- fly begin --"); #endif /* sanity check: for rare but possible case (if lib-linking the camera fails) */ if ((fly->rv3d->persp == RV3D_CAMOB) && (fly->v3d->camera == NULL)) { fly->rv3d->persp = RV3D_PERSP; } if (fly->rv3d->persp == RV3D_CAMOB && ID_IS_LINKED(fly->v3d->camera)) { BKE_report(op->reports, RPT_ERROR, "Cannot fly a camera from an external library"); return false; } if (ED_view3d_offset_lock_check(fly->v3d, fly->rv3d)) { BKE_report(op->reports, RPT_ERROR, "Cannot fly when the view offset is locked"); return false; } if (fly->rv3d->persp == RV3D_CAMOB && fly->v3d->camera->constraints.first) { BKE_report(op->reports, RPT_ERROR, "Cannot fly an object with constraints"); return false; } fly->state = FLY_RUNNING; fly->speed = 0.0f; fly->axis = 2; fly->pan_view = false; fly->xlock = FLY_AXISLOCK_STATE_OFF; fly->zlock = FLY_AXISLOCK_STATE_OFF; fly->xlock_momentum = 0.0f; fly->zlock_momentum = 0.0f; fly->grid = 1.0f; fly->use_precision = false; fly->use_freelook = false; #ifdef NDOF_FLY_DRAW_TOOMUCH fly->redraw = 1; #endif zero_v3(fly->dvec_prev); fly->timer = WM_event_add_timer(CTX_wm_manager(C), win, TIMER, 0.01f); copy_v2_v2_int(fly->mval, event->mval); #ifdef WITH_INPUT_NDOF fly->ndof = NULL; #endif fly->time_lastdraw = fly->time_lastwheel = PIL_check_seconds_timer(); fly->draw_handle_pixel = ED_region_draw_cb_activate(fly->ar->type, drawFlyPixel, fly, REGION_DRAW_POST_PIXEL); fly->rv3d->rflag |= RV3D_NAVIGATING; /* detect whether to start with Z locking */ copy_v3_fl3(upvec, 1.0f, 0.0f, 0.0f); copy_m3_m4(mat, fly->rv3d->viewinv); mul_m3_v3(mat, upvec); if (fabsf(upvec[2]) < 0.1f) { fly->zlock = FLY_AXISLOCK_STATE_IDLE; } fly->v3d_camera_control = ED_view3d_cameracontrol_acquire( fly->scene, fly->v3d, fly->rv3d, (U.uiflag & USER_CAM_LOCK_NO_PARENT) == 0); /* calculate center */ if (fly->scene->camera) { ED_view3d_calc_camera_border(fly->scene, fly->ar, fly->v3d, fly->rv3d, &viewborder, false); fly->width = BLI_rctf_size_x(&viewborder); fly->height = BLI_rctf_size_y(&viewborder); fly->center_mval[0] = viewborder.xmin + fly->width / 2; fly->center_mval[1] = viewborder.ymin + fly->height / 2; } else { fly->width = fly->ar->winx; fly->height = fly->ar->winy; fly->center_mval[0] = fly->width / 2; fly->center_mval[1] = fly->height / 2; } /* center the mouse, probably the UI mafia are against this but without its quite annoying */ WM_cursor_warp(win, fly->ar->winrct.xmin + fly->center_mval[0], fly->ar->winrct.ymin + fly->center_mval[1]); fly_update_header(C, op, fly); return 1; }