C++ RNA_string_get函数代码示例

static int workspace_append_activate_exec(bContext *C, wmOperator *op)
{
  Main *bmain = CTX_data_main(C);
  char idname[MAX_ID_NAME - 2], filepath[FILE_MAX];

  if (!RNA_struct_property_is_set(op->ptr, "idname") ||
      !RNA_struct_property_is_set(op->ptr, "filepath")) {
    return OPERATOR_CANCELLED;
  }
  RNA_string_get(op->ptr, "idname", idname);
  RNA_string_get(op->ptr, "filepath", filepath);

  if (workspace_append(C, filepath, idname) != OPERATOR_CANCELLED) {
    WorkSpace *appended_workspace = BLI_findstring(
        &bmain->workspaces, idname, offsetof(ID, name) + 2);
    BLI_assert(appended_workspace != NULL);

    if (appended_workspace) {
      /* Reorder to last position. */
      BKE_id_reorder(&bmain->workspaces, &appended_workspace->id, NULL, true);

      /* Changing workspace changes context. Do delayed! */
      WM_event_add_notifier(C, NC_SCREEN | ND_WORKSPACE_SET, appended_workspace);

      return OPERATOR_FINISHED;
    }
  }

  return OPERATOR_CANCELLED;
}

static void screen_render_scene_layer_set(wmOperator *op, Main *mainp, Scene **scene, SceneRenderLayer **srl)
{
	/* single layer re-render */
	if (RNA_struct_property_is_set(op->ptr, "scene")) {
		Scene *scn;
		char scene_name[MAX_ID_NAME - 2];

		RNA_string_get(op->ptr, "scene", scene_name);
		scn = (Scene *)BLI_findstring(&mainp->scene, scene_name, offsetof(ID, name) + 2);
		
		if (scn) {
			/* camera switch wont have updated */
			scn->r.cfra = (*scene)->r.cfra;
			BKE_scene_camera_switch_update(scn);

			*scene = scn;
		}
	}

	if (RNA_struct_property_is_set(op->ptr, "layer")) {
		SceneRenderLayer *rl;
		char rl_name[RE_MAXNAME];

		RNA_string_get(op->ptr, "layer", rl_name);
		rl = (SceneRenderLayer *)BLI_findstring(&(*scene)->r.layers, rl_name, offsetof(SceneRenderLayer, name));
		
		if (rl)
			*srl = rl;
	}
}

static void bake_init_api_data(wmOperator *op, bContext *C, BakeAPIRender *bkr)
{
	bool is_save_internal;
	bScreen *sc = CTX_wm_screen(C);

	bkr->ob = CTX_data_active_object(C);
	bkr->main = CTX_data_main(C);
	bkr->scene = CTX_data_scene(C);
	bkr->sa = sc ? BKE_screen_find_big_area(sc, SPACE_IMAGE, 10) : NULL;

	bkr->pass_type = RNA_enum_get(op->ptr, "type");
	bkr->pass_filter = RNA_enum_get(op->ptr, "pass_filter");
	bkr->margin = RNA_int_get(op->ptr, "margin");

	bkr->save_mode = RNA_enum_get(op->ptr, "save_mode");
	is_save_internal = (bkr->save_mode == R_BAKE_SAVE_INTERNAL);

	bkr->is_clear = RNA_boolean_get(op->ptr, "use_clear");
	bkr->is_split_materials = (!is_save_internal) && RNA_boolean_get(op->ptr, "use_split_materials");
	bkr->is_automatic_name = RNA_boolean_get(op->ptr, "use_automatic_name");
	bkr->is_selected_to_active = RNA_boolean_get(op->ptr, "use_selected_to_active");
	bkr->is_cage = RNA_boolean_get(op->ptr, "use_cage");
	bkr->cage_extrusion = RNA_float_get(op->ptr, "cage_extrusion");

	bkr->normal_space = RNA_enum_get(op->ptr, "normal_space");
	bkr->normal_swizzle[0] = RNA_enum_get(op->ptr, "normal_r");
	bkr->normal_swizzle[1] = RNA_enum_get(op->ptr, "normal_g");
	bkr->normal_swizzle[2] = RNA_enum_get(op->ptr, "normal_b");

	bkr->width = RNA_int_get(op->ptr, "width");
	bkr->height = RNA_int_get(op->ptr, "height");
	bkr->identifier = "";

	RNA_string_get(op->ptr, "uv_layer", bkr->uv_layer);

	RNA_string_get(op->ptr, "cage_object", bkr->custom_cage);

	if ((!is_save_internal) && bkr->is_automatic_name) {
		PropertyRNA *prop = RNA_struct_find_property(op->ptr, "type");
		RNA_property_enum_identifier(C, op->ptr, prop, bkr->pass_type, &bkr->identifier);
	}

	CTX_data_selected_objects(C, &bkr->selected_objects);

	bkr->reports = op->reports;

	bkr->result = OPERATOR_CANCELLED;

	bkr->render = RE_NewSceneRender(bkr->scene);

	/* XXX hack to force saving to always be internal. Whether (and how) to support
	 * external saving will be addressed later */
	bkr->save_mode = R_BAKE_SAVE_INTERNAL;
}

static int mask_new_exec(bContext *C, wmOperator *op)
{
	ScrArea *sa = CTX_wm_area(C);
	Mask *mask;
	char name[MAX_ID_NAME - 2];

	RNA_string_get(op->ptr, "name", name);

	mask = BKE_mask_new(name);

	if (sa && sa->spacedata.first) {
		switch (sa->spacetype) {
			case SPACE_CLIP:
			{
				SpaceClip *sc = sa->spacedata.first;
				ED_space_clip_set_mask(C, sc, mask);
				break;
			}
			case SPACE_SEQ:
			{
				/* do nothing */
				break;
			}
			case SPACE_IMAGE:
			{
				SpaceImage *sima = sa->spacedata.first;
				ED_space_image_set_mask(C, sima, mask);
				break;
			}
		}
	}

	return OPERATOR_FINISHED;
}

static int strip_modifier_move_exec(bContext *C, wmOperator *op)
{
	Scene *scene = CTX_data_scene(C);
	Sequence *seq = BKE_sequencer_active_get(scene);
	char name[MAX_NAME];
	int direction;
	SequenceModifierData *smd;

	RNA_string_get(op->ptr, "name", name);
	direction = RNA_enum_get(op->ptr, "direction");

	smd = BKE_sequence_modifier_find_by_name(seq, name);
	if (!smd)
		return OPERATOR_CANCELLED;

	if (direction == SEQ_MODIFIER_MOVE_UP) {
		if (smd->prev) {
			BLI_remlink(&seq->modifiers, smd);
			BLI_insertlinkbefore(&seq->modifiers, smd->prev, smd);
		}
	}
	else if (direction == SEQ_MODIFIER_MOVE_DOWN) {
		if (smd->next) {
			BLI_remlink(&seq->modifiers, smd);
			BLI_insertlinkafter(&seq->modifiers, smd->next, smd);
		}
	}

	BKE_sequence_invalidate_cache(scene, seq);
	WM_event_add_notifier(C, NC_SCENE | ND_SEQUENCER, scene);

	return OPERATOR_FINISHED;
}

static int wm_alembic_import_exec(bContext *C, wmOperator *op)
{
	if (!RNA_struct_property_is_set(op->ptr, "filepath")) {
		BKE_report(op->reports, RPT_ERROR, "No filename given");
		return OPERATOR_CANCELLED;
	}

	char filename[FILE_MAX];
	RNA_string_get(op->ptr, "filepath", filename);

	const float scale = RNA_float_get(op->ptr, "scale");
	const bool is_sequence = RNA_boolean_get(op->ptr, "is_sequence");
	const bool set_frame_range = RNA_boolean_get(op->ptr, "set_frame_range");
	const bool validate_meshes = RNA_boolean_get(op->ptr, "validate_meshes");
	const bool as_background_job = RNA_boolean_get(op->ptr, "as_background_job");

	int offset = 0;
	int sequence_len = 1;

	if (is_sequence) {
		sequence_len = get_sequence_len(filename, &offset);
		if (sequence_len < 0) {
			BKE_report(op->reports, RPT_ERROR, "Unable to determine ABC sequence length");
			return OPERATOR_CANCELLED;
		}
	}

	bool ok = ABC_import(C, filename, scale, is_sequence, set_frame_range,
	                     sequence_len, offset, validate_meshes,
	                     as_background_job);

	return as_background_job || ok ? OPERATOR_FINISHED : OPERATOR_CANCELLED;
}

static int ed_undo_push_exec(bContext *C, wmOperator *op)
{
	char str[BKE_UNDO_STR_MAX];
	RNA_string_get(op->ptr, "message", str);
	ED_undo_push(C, str);
	return OPERATOR_FINISHED;
}

/* function used for WM_OT_save_mainfile too */
static int wm_collada_import_exec(bContext *C, wmOperator *op)
{
    char filename[FILE_MAX];
    int import_units;
    int find_chains;
    int fix_orientation;
    int  min_chain_length;

    if (!RNA_struct_property_is_set(op->ptr, "filepath")) {
        BKE_report(op->reports, RPT_ERROR, "No filename given");
        return OPERATOR_CANCELLED;
    }

    /* Options panel */
    import_units     = RNA_boolean_get(op->ptr, "import_units");
    find_chains      = RNA_boolean_get(op->ptr, "find_chains");
    fix_orientation  = RNA_boolean_get(op->ptr, "fix_orientation");
    min_chain_length = RNA_int_get(op->ptr, "min_chain_length");

    RNA_string_get(op->ptr, "filepath", filename);
    if (collada_import(
                C, filename,
                import_units,
                find_chains,
                fix_orientation,
                min_chain_length))
    {
        return OPERATOR_FINISHED;
    }
    else {
        BKE_report(op->reports, RPT_ERROR, "Errors found during parsing COLLADA document (see console for details)");
        return OPERATOR_CANCELLED;
    }
}

/** Jump to the object or bone referenced by the pointer, or check if it is possible. */
static bool jump_to_target_ptr(bContext *C, PointerRNA ptr, const bool poll)
{
  if (RNA_pointer_is_null(&ptr)) {
    return false;
  }

  /* Verify pointer type. */
  char bone_name[MAXBONENAME];
  const StructRNA *target_type = NULL;

  if (ELEM(ptr.type, &RNA_EditBone, &RNA_PoseBone, &RNA_Bone)) {
    RNA_string_get(&ptr, "name", bone_name);
    if (bone_name[0] != '\0') {
      target_type = &RNA_Bone;
    }
  }
  else if (RNA_struct_is_a(ptr.type, &RNA_Object)) {
    target_type = &RNA_Object;
  }

  if (target_type == NULL) {
    return false;
  }

  /* Find the containing Object. */
  ViewLayer *view_layer = CTX_data_view_layer(C);
  Base *base = NULL;
  const short id_type = GS(((ID *)ptr.id.data)->name);
  if (id_type == ID_OB) {
    base = BKE_view_layer_base_find(view_layer, ptr.id.data);
  }
  else if (OB_DATA_SUPPORT_ID(id_type)) {
    base = ED_object_find_first_by_data_id(view_layer, ptr.id.data);
  }

  bool ok = false;
  if ((base == NULL) || ((target_type == &RNA_Bone) && (base->object->type != OB_ARMATURE))) {
    /* pass */
  }
  else if (poll) {
    ok = true;
  }
  else {
    /* Make optional. */
    const bool reveal_hidden = true;
    /* Select and activate the target. */
    if (target_type == &RNA_Bone) {
      ok = ED_object_jump_to_bone(C, base->object, bone_name, reveal_hidden);
    }
    else if (target_type == &RNA_Object) {
      ok = ED_object_jump_to_object(C, base->object, reveal_hidden);
    }
    else {
      BLI_assert(0);
    }
  }
  return ok;
}

int file_directory_new_exec(bContext *C, wmOperator *op)
{
	char name[FILE_MAXFILE];
	char path[FILE_MAX];
	int generate_name = 1;

	wmWindowManager *wm = CTX_wm_manager(C);
	SpaceFile *sfile = CTX_wm_space_file(C);
	
	if (!sfile->params) {
		BKE_report(op->reports, RPT_WARNING, "No parent directory given");
		return OPERATOR_CANCELLED;
	}
	
	path[0] = '\0';

	if (RNA_struct_find_property(op->ptr, "directory")) {
		RNA_string_get(op->ptr, "directory", path);
		if (path[0] != '\0') generate_name = 0;
	}

	if (generate_name) {
		/* create a new, non-existing folder name */
		if (!new_folder_path(sfile->params->dir, path, name)) {
			BKE_report(op->reports, RPT_ERROR, "Could not create new folder name");
			return OPERATOR_CANCELLED;
		}
	}

	/* create the file */
	BLI_dir_create_recursive(path);

	if (!BLI_exists(path)) {
		BKE_report(op->reports, RPT_ERROR, "Could not create new folder");
		return OPERATOR_CANCELLED;
	}

	/* now remember file to jump into editing */
	BLI_strncpy(sfile->params->renamefile, name, FILE_MAXFILE);

	/* set timer to smoothly view newly generated file */
	sfile->smoothscroll_timer = WM_event_add_timer(wm, CTX_wm_window(C), TIMER1, 1.0 / 1000.0);  /* max 30 frs/sec */
	sfile->scroll_offset = 0;

	/* reload dir to make sure we're seeing what's in the directory */
	ED_fileselect_clear(wm, sfile);

	if (RNA_boolean_get(op->ptr, "open")) {
		BLI_strncpy(sfile->params->dir, path, sizeof(sfile->params->dir));
		file_change_dir(C, 1);
	}

	WM_event_add_notifier(C, NC_SPACE | ND_SPACE_FILE_LIST, NULL);

	return OPERATOR_FINISHED;
}

static int mask_new_exec(bContext *C, wmOperator *op)
{
	char name[MAX_ID_NAME - 2];

	RNA_string_get(op->ptr, "name", name);

	ED_mask_new(C, name);

	return OPERATOR_FINISHED;
}

static int controller_add_exec(bContext *C, wmOperator *op)
{
	Object *ob;
	bController *cont;
	PointerRNA cont_ptr;
	PropertyRNA *prop;
	const char *cont_name;
	int bit;
	char name[MAX_NAME];
	int type = RNA_enum_get(op->ptr, "type");

	ob = edit_object_property_get(C, op);
	if (!ob)
		return OPERATOR_CANCELLED;
	
	cont = new_controller(type);
	BLI_addtail(&(ob->controllers), cont);
	
	/* set the controller name based on rna type enum */
	RNA_pointer_create((ID *)ob, &RNA_Controller, cont, &cont_ptr);
	prop = RNA_struct_find_property(&cont_ptr, "type");

	RNA_string_get(op->ptr, "name", name);
	if (*name) {
		BLI_strncpy(cont->name, name, sizeof(cont->name));
	}
	else {
		RNA_property_enum_name(C, &cont_ptr, prop, RNA_property_enum_get(&cont_ptr, prop), &cont_name);
		BLI_strncpy(cont->name, cont_name, sizeof(cont->name));
	}

	BLI_uniquename(&ob->controllers, cont, DATA_("Controller"), '.', offsetof(bController, name), sizeof(cont->name));

	/* set the controller state mask from the current object state.
	 * A controller is always in a single state, so select the lowest bit set
	 * from the object state */
	for (bit = 0; bit < OB_MAX_STATES; bit++) {
		if (ob->state & (1 << bit))
			break;
	}
	cont->state_mask = (1 << bit);
	if (cont->state_mask == 0) {
		/* shouldn't happen, object state is never 0 */
		cont->state_mask = 1;
	}
	
	ob->scaflag |= OB_SHOWCONT;
	
	WM_event_add_notifier(C, NC_LOGIC, NULL);
	
	return OPERATOR_FINISHED;
}

static bool wm_alembic_export_check(bContext *UNUSED(C), wmOperator *op)
{
  char filepath[FILE_MAX];
  RNA_string_get(op->ptr, "filepath", filepath);

  if (!BLI_path_extension_check(filepath, ".abc")) {
    BLI_path_extension_ensure(filepath, FILE_MAX, ".abc");
    RNA_string_set(op->ptr, "filepath", filepath);
    return true;
  }

  return false;
}

static ModifierData *edit_modifier_property_get(wmOperator *op, Object *ob, int type)
{
	char modifier_name[MAX_NAME];
	ModifierData *md;
	RNA_string_get(op->ptr, "modifier", modifier_name);
	
	md = modifiers_findByName(ob, modifier_name);
	
	if (md && type != 0 && md->type != type)
		md = NULL;

	return md;
}

static bController *edit_controller_property_get(bContext *C, wmOperator *op, Object **ob)
{
    char controller_name[MAX_NAME];
    bController *cont;

    RNA_string_get(op->ptr, "controller", controller_name);

    *ob = edit_object_property_get(C, op);
    if (!*ob) return NULL;

    cont = BLI_findstring(&((*ob)->controllers), controller_name, offsetof(bController, name));
    return cont;
}