def gen_dynamic_list_polygon(lottie, dynamic_list): """ Generates the bline corresponding to polygon layer Args: lottie (dict) : Lottie format polygon layer will be stored here dynamic_list (lxml.etree._Element) : Synfig format points of polygon Returns: (None) """ ################## SECTION 1 ################ # Inserting the waypoints if not animated, finding the first and last frame # Calculating the path after this window = {} window["first"] = sys.maxsize window["last"] = -1 count = 0 for entry in dynamic_list: pos = entry update_frame_window(pos[0], window) new_pos = gen_dummy_waypoint(pos, "entry", "vector") pos.getparent().remove(pos) dynamic_list.insert(count, new_pos) append_path(new_pos[0], dynamic_list[count], "pos_path", "vector") count += 1 layer = dynamic_list.getparent().getparent() for chld in layer: if chld.tag == "param": if chld.attrib["name"] == "origin": origin = chld # Animating the origin update_frame_window(origin[0], window) origin_parent = origin.getparent() origin = gen_dummy_waypoint(origin, "param", "vector", "origin") update_child_at_parent(origin_parent, origin, "param", "origin") # Generate path for the origin component origin_dict = {} origin[0].attrib["transform_axis"] = "true" gen_properties_multi_dimensional_keyframed(origin_dict, origin[0], 0) if window["first"] == sys.maxsize and window["last"] == -1: window["first"] = window["last"] = 0 ################ END OF SECTION 1 ############## ################ SECTION 2 ##################### # Generating values for all the frames in the window fr = window["first"] while fr <= window["last"]: st_val, en_val = insert_dict_at(lottie, -1, fr, False) for entry in dynamic_list: # Only two childs, one should be animated, other one is path for child in entry: if child.tag == "pos_path": dictionary = ast.literal_eval(child.text) pos_cur = get_vector_at_frame(dictionary, fr) pos_next = get_vector_at_frame(dictionary, fr + 1) tangent1_cur, tangent2_cur = Vector(0, 0), Vector(0, 0) tangent1_next, tangent2_next = Vector(0, 0), Vector(0, 0) # Adding origin to each vertex origin_cur = get_vector_at_frame(origin_dict, fr) origin_next = get_vector_at_frame(origin_dict, fr + 1) for i in range(len(pos_cur)): pos_cur[i] += origin_cur[i] for i in range(len(pos_next)): pos_next[i] += origin_next[i] # Store values in dictionary st_val["i"].append(tangent1_cur.get_list()) st_val["o"].append(tangent2_cur.get_list()) st_val["v"].append(pos_cur) en_val["i"].append(tangent1_next.get_list()) en_val["o"].append(tangent2_next.get_list()) en_val["v"].append(pos_next) fr += 1 # Setting the final time lottie.append({}) lottie[-1]["t"] = fr
def gen_dynamic_list_polygon(lottie, dynamic_list): """ Generates the bline corresponding to polygon layer Args: lottie (dict) : Lottie format polygon layer will be stored here dynamic_list (common.Param.Param) : Synfig format points of polygon Returns: (None) """ ################## SECTION 1 ################ # Inserting the waypoints if not animated, finding the first and last frame # Calculating the path after this window = {} window["first"] = sys.maxsize window["last"] = -1 dynamic_list = Bline(dynamic_list[0], dynamic_list) for entry in dynamic_list.get_entry_list(): pos = entry["vector"] pos.update_frame_window(window) z = Param(pos.getparent(), pos.getparent().getparent()) z.animate("vector", True) entry["vector"] = z layer = dynamic_list.get_layer().get_layer() origin = layer.get_param("origin") # Animating the origin origin.update_frame_window(window) origin.animate("vector") if window["first"] == sys.maxsize and window["last"] == -1: window["first"] = window["last"] = 0 ################ END OF SECTION 1 ############## ################ SECTION 2 ##################### # Generating values for all the frames in the window fr = window["first"] while fr <= window["last"]: st_val, en_val = insert_dict_at(lottie, -1, fr, False) for entry in dynamic_list.get_entry_list(): pos_cur = entry["vector"].get_value(fr) pos_next = entry["vector"].get_value(fr + 1) tangent1_cur, tangent2_cur = Vector(0, 0), Vector(0, 0) tangent1_next, tangent2_next = Vector(0, 0), Vector(0, 0) # Adding origin to each vertex origin_cur = origin.get_value(fr) origin_next = origin.get_value(fr + 1) for i in range(len(pos_cur)): pos_cur[i] += origin_cur[i] for i in range(len(pos_next)): pos_next[i] += origin_next[i] # Store values in dictionary st_val["i"].append(tangent1_cur.get_list()) st_val["o"].append(tangent2_cur.get_list()) st_val["v"].append(pos_cur) en_val["i"].append(tangent1_next.get_list()) en_val["o"].append(tangent2_next.get_list()) en_val["v"].append(pos_next) fr += 1 # Setting the final time lottie.append({}) lottie[-1]["t"] = fr