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fg_module.py
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fg_module.py
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import traceback
from xml.etree.ElementTree import Element, SubElement, tostring
import shapely.geometry
import df2vtt_parser as parser
import utilib
image_id = 1
def generate_image(fn, name, img_ext, grid_size, grid_color, img_occluders=None, img_offset_x = 0, img_offset_y = 0, img_lights = None):
if img_occluders is None:
img_occluders = []
if img_lights is None:
img_lights = []
global image_id
layer_id = 0
img = Element("id-" + str(image_id).zfill(5))
SubElement(img, "uselighting").text = "on"
SubElement(img, "locked", { "type": "number" }).text = "0"
SubElement(img, "name", { "type": "string" }).text = name
image = SubElement(img, "image", { "type": "image" })
SubElement(image, "grid").text = "on"
SubElement(image, "gridsize").text = str(grid_size) + "," + str(grid_size)
SubElement(image, "gridoffset").text = "0,0"
SubElement(image, "gridsnap").text = "on"
SubElement(image, "color").text = "#" + grid_color
layers = SubElement(image, "layers")
layer = SubElement(layers, "layer")
SubElement(layer, "name").text = name + img_ext
SubElement(layer, "id").text = str(layer_id)
layer_id += 1
SubElement(layer, "type").text = "image"
SubElement(layer, "bitmap").text = fn
SubElement(layer, "matrix").text = "1,0,0,0,0,1,0,0,0,0,1,0," + str(img_offset_x) + "," + str(img_offset_y) + ",0,1"
if img_lights.__len__() > 0:
# img_xml_lights_layer = SubElement(layers, "layer")
# SubElement(img_xml_lights_layer, "name").text = "Lights"
# SubElement(img_xml_lights_layer, "id").text = str(layer_id)
# layer_id += 1
# SubElement(img_xml_lights_layer, "parentid").text = "-3"
# SubElement(img_xml_lights_layer, "type").text = "image"
# SubElement(img_xml_lights_layer, "bitmap")
# img_xml_lights = SubElement(img_xml_lights_layer, "lights")
img_xml_lights = SubElement(layer, "lights")
for this_light in img_lights:
img_xml_lights.append(generate_light(this_light["x"], this_light["y"], color=this_light["color"], range_pixels_bright=this_light["range_pixels"], range_pixels_dim=this_light["range_pixels"]*2, range_tiles_bright=this_light["range_tiles"], range_tiles_dim=this_light["range_tiles"]*2))
# Intersection scan
wall_counter = 0
intersection_counter = 0
# print("Start intersect scan..")
for a in range(len(img_occluders)):
occA = img_occluders[a]
if occA["type"] == "wall":
wall_counter += 1
for b in range(a + 1, len(img_occluders)):
occB = img_occluders[b]
if occB["type"] == "wall":
# print("a" + str(a) + " vs " + "b" + str(b))
pointsA = occA["points"].split(",")
pointsB = occB["points"].split(",")
lineA = ((float(pointsA[0]), float(pointsA[1])), (float(pointsA[2]), float(pointsA[3])))
lineB = ((float(pointsB[0]), float(pointsB[1])), (float(pointsB[2]), float(pointsB[3])))
intersect = utilib.intersects(lineA, lineB)
# print(intersect)
if intersect:
# print("a" + str(a), occA)
# print("b" + str(b), occB)
inters = utilib.get_intersect_point(lineA, lineB)
# print(str(inters) + " is close to lineA1", utilib.points_close(lineA[0], inters))
# print(str(inters) + " is close to lineA2", utilib.points_close(lineA[1], inters))
# print(str(inters) + " is close to lineB1", utilib.points_close(lineB[0], inters))
# print(str(inters) + " is close to lineB2", utilib.points_close(lineB[1], inters))
if utilib.true_intersect_check(lineA, lineB, inters):
intersection_counter += 1
try:
new_occ_a = { "points": str(lineA[0][0]) + "," + str(lineA[0][1]) + "," + str(inters[0]) + "," + str(inters[1]) + "," + str(lineA[1][0]) + "," + str(lineA[1][1]), "type": "wall" }
new_occ_b = { "points": str(lineB[0][0]) + "," + str(lineB[0][1]) + "," + str(inters[0]) + "," + str(inters[1]) + "," + str(lineB[1][0]) + "," + str(lineB[1][1]), "type": "wall" }
except Exception:
print("Error during intersect check!")
print("lineA: " + str(lineA))
print("lineB: " + str(lineB))
print("Inters: " + str(inters))
print(traceback.format_exc())
exit()
# print(new_occ_a)
# print(new_occ_b)
img_occluders[a] = new_occ_a
img_occluders[b] = new_occ_b
inter_s = "s"
if intersection_counter == 1:
inter_s = ""
utilib.vprint("Intersection scan complete on " + str(wall_counter) + " walls. " + str(intersection_counter) + " intersection" + inter_s + " found.", 'info')
img_xml_occluders = SubElement(layer, "occluders")
for occ in img_occluders:
occluder = generate_simple_occluder(occ["points"], occ["type"])
if occluder is None:
utilib.vprint("Type '" + occ["type"] + "' is not a valid simple occluder type.", 'warn')
else:
img_xml_occluders.append(occluder)
image_id += 1
return img
occluder_id = 0
def generate_occluder(points, override_id = None, toggleable = False, hidden = False, single_sided = False, terrain = False, allow_move = False, closed = True, allow_vision = False, counterclockwise = False, shadow = False, pit = False):
global occluder_id
if override_id is None:
override_id = occluder_id
occluder_id += 1
occluder = Element("occluder")
SubElement(occluder, "id").text = str(override_id)
SubElement(occluder, "points").text = points
if toggleable:
SubElement(occluder, "toggleable")
if closed:
SubElement(occluder, "closed")
if single_sided:
SubElement(occluder, "single_sided")
if allow_vision:
SubElement(occluder, "allow_vision")
if counterclockwise:
SubElement(occluder, "counterclockwise")
if hidden:
SubElement(occluder, "hidden")
if terrain:
SubElement(occluder, "terrain")
if shadow:
SubElement(occluder, "shadow")
if pit:
SubElement(occluder, "pit")
if allow_move:
SubElement(occluder, "allow_move")
return occluder
def generate_simple_occluder(points, occluder_type = None, override_id = None):
if occluder_type is None:
occluder_type = "wall"
occluder_type = occluder_type.lower()
if occluder_type == "wall":
return generate_occluder(points, override_id = override_id, closed=True)
elif occluder_type == "terrain":
return generate_occluder(points, override_id = override_id, toggleable=True, hidden=True, single_sided=True, terrain=True, allow_move=True, closed=True, counterclockwise=True)
elif occluder_type == "door":
return generate_occluder(points, override_id = override_id, toggleable=True, single_sided=True, closed=True, counterclockwise=True)
elif occluder_type == "toggleable_wall":
return generate_occluder(points, override_id = override_id, toggleable=True, hidden=True, closed=False)
elif occluder_type == "window":
return generate_occluder(points, override_id = override_id, toggleable=True, allow_vision=True, closed=True)
elif occluder_type == "illusory_wall":
return generate_occluder(points, override_id = override_id, allow_move=True, closed=True)
elif occluder_type == "pit":
return generate_occluder(points, override_id = override_id, toggleable=True, hidden=True, single_sided=True, pit=True, closed=True, counterclockwise=True)
elif occluder_type == "shadow_caster":
return generate_occluder(points, override_id = override_id, hidden=True, single_sided=True, allow_move=True, closed=True, counterclockwise=True, shadow=True)
return None
light_id = 0
def generate_light(light_position_x, light_position_y, range_pixels_bright, range_pixels_dim, range_tiles_bright, range_tiles_dim, color, on = True, falloff_bright = 0.75, falloff_dim = 0.5):
global light_id
xml_light = Element("light")
SubElement(xml_light, "id").text = str(light_id)
SubElement(xml_light, "position").text = str(light_position_x) + "," + str(light_position_y)
SubElement(xml_light, "range").text = str(range_tiles_bright) + "," + str(falloff_bright) + "," + str(range_tiles_dim) + "," + str(falloff_dim)
SubElement(xml_light, "color").text = "#" + color
# light_los = SubElement(xml_light, "los")
# points = []
# for p in generate_light_radius_points(light_position_x, light_position_y, range_pixels_bright):
# points.append(str(p[0]))
# points.append(str(p[1]))
# SubElement(light_los, "points").text = ",".join(points)
if on:
SubElement(xml_light, "on")
light_id += 1
return xml_light
def generate_light_radius_points(light_pos_x, light_pos_y, light_range):
origin = shapely.geometry.Point(light_pos_x, light_pos_y)
circle = origin.buffer(light_range)
return circle.exterior.coords
def generate_ambient(color, shadow_color="#FF668096", direction=0.7826707, shadow_length=0.5458138, mask=False):
xml_ambient = Element("ambient")
SubElement(xml_ambient, "ambientcolor").text = color
SubElement(xml_ambient, "shadowcolor").text = shadow_color
SubElement(xml_ambient, "lightdir").text = str(direction)
SubElement(xml_ambient, "shadowlength").text = str(shadow_length)
if mask:
SubElement(xml_ambient, "useambientmask")
ambient_mask = SubElement(xml_ambient, "ambientmask")
for points in mask:
SubElement(ambient_mask, "points").text = points
return xml_ambient