def find_face_tile(self, context, event):
if self.tree is None or context.scene.sprytile_ui.use_mouse is True:
return
# get the context arguments
region = context.region
rv3d = context.region_data
coord = event.mouse_region_x, event.mouse_region_y
# get the ray from the viewport and mouse
ray_vector = view3d_utils.region_2d_to_vector_3d(region, rv3d, coord)
ray_origin = view3d_utils.region_2d_to_origin_3d(region, rv3d, coord)
location, normal, face_index, distance = self.raycast_object(context.object, ray_origin, ray_vector)
if location is None:
return
face = self.bmesh.faces[face_index]
grid_id, tile_packed_id, width, height, origin_id = self.get_face_tiledata(face)
if None in {grid_id, tile_packed_id}:
return
tilegrid = sprytile_utils.get_grid(context, grid_id)
if tilegrid is None:
return
texture = sprytile_utils.get_grid_texture(context.object, tilegrid)
if texture is None:
return
paint_setting_layer = self.bmesh.faces.layers.int.get('paint_settings')
if paint_setting_layer is not None:
paint_setting = face[paint_setting_layer]
sprytile_utils.from_paint_settings(context.scene.sprytile_data, paint_setting)
row_size = math.ceil(texture.size[0] / tilegrid.grid[0])
tile_y = math.floor(tile_packed_id / row_size)
tile_x = tile_packed_id % row_size
if event.ctrl:
width = 1
height = 1
elif origin_id > -1:
origin_y = math.floor(origin_id / row_size)
origin_x = origin_id % row_size
tile_x = min(origin_x, tile_x)
tile_y = min(origin_y, tile_y)
if width == 0:
width = 1
if height == 0:
height = 1
context.object.sprytile_gridid = grid_id
tilegrid.tile_selection[0] = tile_x
tilegrid.tile_selection[1] = tile_y
tilegrid.tile_selection[2] = width
tilegrid.tile_selection[3] = height
bpy.ops.sprytile.build_grid_list()
def execute_fill(self, context, scene, ray_origin, ray_vector):
up_vector, right_vector, plane_normal = sprytile_utils.get_current_grid_vectors(scene, with_rotation=False)
# Intersect on the virtual plane
plane_hit = intersect_line_plane(ray_origin, ray_origin + ray_vector, scene.cursor.location, plane_normal)
# Didn't hit the plane exit
if plane_hit is None:
return
grid = sprytile_utils.get_grid(context, context.object.sprytile_gridid)
sprytile_data = scene.sprytile_data
world_pixels = sprytile_data.world_pixels
grid_x = grid.grid[0]
grid_y = grid.grid[1]
# Find the position of the plane hit, in terms of grid coordinates
hit_coord, grid_right, grid_up = sprytile_utils.get_grid_pos(
plane_hit, scene.cursor.location,
right_vector.copy(), up_vector.copy(),
world_pixels, grid_x, grid_y, as_coord=True
)
# Check hit_coord is inside the work plane grid
plane_size = sprytile_data.fill_plane_size
grid_min, grid_max = sprytile_utils.get_workplane_area(plane_size[0], plane_size[1])
x_offset = 1
if plane_size[0] % 2 == 1:
grid_min[0] += x_offset
grid_max[0] += x_offset
if hit_coord.x < grid_min[0] or hit_coord.x >= grid_max[0]:
return
if hit_coord.y < grid_min[1] or hit_coord.y >= grid_max[1]:
return
# Build the fill map
sel_coords, sel_size, sel_ids = sprytile_utils.get_grid_selection_ids(context, grid)
fill_map, face_idx_array = self.build_fill_map(context, grid_up, grid_right, plane_normal,
plane_size, grid_min, grid_max, sel_ids)
# Convert from grid coordinate to map coordinate
hit_array_coord = [int(hit_coord.x) - grid_min[0],
int(hit_coord.y) - grid_min[1]]
# For getting paint settings later
paint_setting_layer = self.modal.bmesh.faces.layers.int.get(UvDataLayers.PAINT_SETTINGS)
# Get vectors again, to apply tile rotations in UV stage
up_vector, right_vector, plane_normal = sprytile_utils.get_current_grid_vectors(scene)
# Get the content in hit coordinate
hit_coord_content = int(fill_map[hit_array_coord[1]][hit_array_coord[0]])
# Get the coordinates that would be flood filled
fill_coords = self.flood_fill(fill_map, hit_array_coord, -2, hit_coord_content)
# If lock transform on, cache the paint settings before doing any operations
paint_setting_cache = None
if sprytile_data.fill_lock_transform and paint_setting_layer is not None:
paint_setting_cache = [len(fill_coords)]
for idx, cell_coord in fill_coords:
face_index = face_idx_array[cell_coord[1]][cell_coord[0]]
if face_index > -1:
face = self.modal.faces[face_index]
paint_setting_cache[idx] = face[paint_setting_layer]
# Get the work layer filter, based on layer settings
work_layer_mask = sprytile_utils.get_work_layer_data(sprytile_data)
require_base_layer = sprytile_data.work_layer != 'BASE'
origin_xy = (grid.tile_selection[0], grid.tile_selection[1])
data = scene.sprytile_data
# Loop through list of coords to be filled
for idx, cell_coord in enumerate(fill_coords):
# Fetch the paint settings from cache
if paint_setting_cache is not None:
paint_setting = paint_setting_cache[idx]
sprytile_utils.from_paint_settings(data, paint_setting)
# Convert map coord to grid coord
grid_coord = [grid_min[0] + cell_coord[0],
grid_min[1] + cell_coord[1]]
sub_x = (grid_coord[0] - int(hit_coord.x)) % sel_size[0]
sub_y = (grid_coord[1] - int(hit_coord.y)) % sel_size[1]
sub_xy = sel_coords[(sub_y * sel_size[0]) + sub_x]
self.modal.construct_face(context, grid_coord, [1,1],
sub_xy, origin_xy,
grid_up, grid_right,
up_vector, right_vector,
plane_normal,
require_base_layer=require_base_layer,
work_layer_mask=work_layer_mask)
def construct_fill(self, context, scene, sprytile_data, cell_coord,
plane_size, face_idx_array, paint_setting_layer,
tile_xy, ray_vector, shift_vec, threshold, up_vector,
right_vector, plane_normal, grid_up, grid_right):
grid_coord = [
-plane_size[0] + cell_coord[0], plane_size[1] - 1 - cell_coord[1]
]
# Check face index array, if -1, create face
face_index = face_idx_array[cell_coord[1]][cell_coord[0]]
did_build = False
# If no existing face, build it
if face_index < 0:
did_build = True
face_position = scene.cursor_location + grid_coord[
0] * grid_right + grid_coord[1] * grid_up
face_verts = self.modal.get_build_vertices(face_position,
grid_right, grid_up,
up_vector, right_vector)
face_index = self.modal.create_face(context, face_verts)
# Face existing...
else:
# Raycast to get the face index of the face, could have changed
hit_loc, hit_normal, face_index, hit_dist = self.modal.raycast_grid_coord(
context, context.object, grid_coord[0], grid_coord[1], grid_up,
grid_right, plane_normal)
# use the face paint settings for the UV map step
face = self.modal.bmesh.faces[face_index]
if sprytile_data.fill_lock_transform and paint_setting_layer is not None:
paint_setting = face[paint_setting_layer]
sprytile_utils.from_paint_settings(context.scene.sprytile_data,
paint_setting)
face_up, face_right = self.modal.get_face_up_vector(
context, face_index)
if face_up is not None and face_up.dot(up_vector) < 0.95:
data = context.scene.sprytile_data
rotate_matrix = Matrix.Rotation(data.mesh_rotate, 4, plane_normal)
up_vector = rotate_matrix * face_up
right_vector = rotate_matrix * face_right
sprytile_uv.uv_map_face(context, up_vector, right_vector, tile_xy,
face_index, self.modal.bmesh)
if did_build and sprytile_data.auto_merge:
face = self.bmesh.faces[face_index]
face.select = True
# Find the face center, to raycast from later
face_center = context.object.matrix_world * face.calc_center_bounds(
)
# Move face center back a little for ray casting
face_center += shift_vec
bpy.ops.mesh.remove_doubles(threshold=threshold,
use_unselected=True)
for el in [
self.modal.bmesh.faces, self.modal.bmesh.verts,
self.modal.bmesh.edges
]:
el.index_update()
el.ensure_lookup_table()
# Modified the mesh, refresh and raycast to find the new face index
self.modal.update_bmesh_tree(context)
loc, norm, new_face_idx, hit_dist = self.modal.raycast_object(
context.object, face_center, ray_vector, 0.1)
if new_face_idx is not None:
self.modal.bmesh.faces[new_face_idx].select = False