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broken_seals/game/voxelman/table_generator/TableGenerator.gd
Relintai 602873755b The voxel mesher.
2019-11-20 14:37:34 +01:00

461 lines
16 KiB
GDScript
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extends Control
# Copyright Péter Magyar relintai@gmail.com
# MIT License, might be merged into the Voxelman engine module
export(NodePath) var text_edit_path : NodePath
const VOXEL_ENTRY_INDEX_000 : int = 0
const VOXEL_ENTRY_INDEX_100 : int = 1
const VOXEL_ENTRY_INDEX_010 : int = 4
const VOXEL_ENTRY_INDEX_110 : int = 5
const VOXEL_ENTRY_INDEX_001 : int = 2
const VOXEL_ENTRY_INDEX_101 : int = 3
const VOXEL_ENTRY_INDEX_011 : int = 6
const VOXEL_ENTRY_INDEX_111 : int = 7
const VOXEL_ENTRIES_SIZE : int = 8
const VOXEL_ENTRY_MASK_000 : int = 1
const VOXEL_ENTRY_MASK_100 : int = 2
const VOXEL_ENTRY_MASK_010 : int = 16
const VOXEL_ENTRY_MASK_110 : int = 32
const VOXEL_ENTRY_MASK_001 : int = 4
const VOXEL_ENTRY_MASK_101 : int = 8
const VOXEL_ENTRY_MASK_011 : int = 64
const VOXEL_ENTRY_MASK_111 : int = 128
var entry_index_x_rotations : Array = [
VOXEL_ENTRY_INDEX_010, #from VOXEL_ENTRY_INDEX_000
VOXEL_ENTRY_INDEX_110, #from VOXEL_ENTRY_INDEX_100
VOXEL_ENTRY_INDEX_000, #from VOXEL_ENTRY_INDEX_001
VOXEL_ENTRY_INDEX_100, #from VOXEL_ENTRY_INDEX_101
VOXEL_ENTRY_INDEX_011, #from VOXEL_ENTRY_INDEX_010
VOXEL_ENTRY_INDEX_111, #from VOXEL_ENTRY_INDEX_110
VOXEL_ENTRY_INDEX_001, #from VOXEL_ENTRY_INDEX_011
VOXEL_ENTRY_INDEX_101, #from VOXEL_ENTRY_INDEX_111
]
var entry_index_y_rotations : Array = [
VOXEL_ENTRY_INDEX_100, #from VOXEL_ENTRY_INDEX_000
VOXEL_ENTRY_INDEX_101, #from VOXEL_ENTRY_INDEX_100
VOXEL_ENTRY_INDEX_000, #from VOXEL_ENTRY_INDEX_001
VOXEL_ENTRY_INDEX_001, #from VOXEL_ENTRY_INDEX_101
VOXEL_ENTRY_INDEX_110, #from VOXEL_ENTRY_INDEX_010
VOXEL_ENTRY_INDEX_111, #from VOXEL_ENTRY_INDEX_110
VOXEL_ENTRY_INDEX_010, #from VOXEL_ENTRY_INDEX_011
VOXEL_ENTRY_INDEX_011, #from VOXEL_ENTRY_INDEX_111
]
var entry_index_z_rotations : Array = [
VOXEL_ENTRY_INDEX_100, #from VOXEL_ENTRY_INDEX_000
VOXEL_ENTRY_INDEX_110, #from VOXEL_ENTRY_INDEX_100
VOXEL_ENTRY_INDEX_101, #from VOXEL_ENTRY_INDEX_001
VOXEL_ENTRY_INDEX_111, #from VOXEL_ENTRY_INDEX_101
VOXEL_ENTRY_INDEX_000, #from VOXEL_ENTRY_INDEX_010
VOXEL_ENTRY_INDEX_010, #from VOXEL_ENTRY_INDEX_110
VOXEL_ENTRY_INDEX_001, #from VOXEL_ENTRY_INDEX_011
VOXEL_ENTRY_INDEX_011, #from VOXEL_ENTRY_INDEX_111
]
var entry_index_names : Array = [
"VOXEL_ENTRY_INDEX_000", #VOXEL_ENTRY_INDEX_000
"VOXEL_ENTRY_INDEX_100", #VOXEL_ENTRY_INDEX_100
"VOXEL_ENTRY_INDEX_001", #VOXEL_ENTRY_INDEX_001
"VOXEL_ENTRY_INDEX_101", #VOXEL_ENTRY_INDEX_101
"VOXEL_ENTRY_INDEX_010", #VOXEL_ENTRY_INDEX_010
"VOXEL_ENTRY_INDEX_110", #VOXEL_ENTRY_INDEX_110
"VOXEL_ENTRY_INDEX_011", #VOXEL_ENTRY_INDEX_011
"VOXEL_ENTRY_INDEX_111", #VOXEL_ENTRY_INDEX_111
]
var class_match_table : Array = [
0, #0
VOXEL_ENTRY_MASK_000, #1
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100, #2
VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001, #3
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001, #4
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101, #5
VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_001, #6
VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_000, #7
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_101, #8
VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_101, #9
VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_001, #10
VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101, #11
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_110, #12
VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_110, #13
VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101, #14
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_011 | VOXEL_ENTRY_MASK_110, #15
VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_011, #16
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_011, #17
VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_001, #18 eqv to 3 (36)
VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_011 | VOXEL_ENTRY_MASK_001, #19 eqv to 3 (126)
VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_110, #20 eqv to 2 (63)
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_011, #21 eqv to 1 (127)
VOXEL_ENTRY_MASK_000 | VOXEL_ENTRY_MASK_100 | VOXEL_ENTRY_MASK_001 | VOXEL_ENTRY_MASK_101 | VOXEL_ENTRY_MASK_010 | VOXEL_ENTRY_MASK_110 | VOXEL_ENTRY_MASK_011 | VOXEL_ENTRY_MASK_111, #22 eqv to 0
]
var equivalence_classes_data : Array = [
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
3, 3, 2, 1, 0
]
var vertices_data : Array = [
[],
#1 1
[ Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5) ],
#3 2
[ Vector3(0, 0, 0.5), Vector3(0, 0, 0.5), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0) ],
#6 3
[ Vector3(-0.5, 0, 0), Vector3(0, 0, 0.5), Vector3(0, 0.5, 0),
Vector3(0.5, 0, 0), Vector3(0, 0, -0.5), Vector3(0, 0.5, 0) ],
#7 4
[ Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0, 0, 0.5), Vector3(0.5, 0, 0) ],
#15 5
[ Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0) ],
#22 6
[ Vector3(0.5, 0, 0), Vector3(0, 0, 0.5), Vector3(0, -0.5, 0),
Vector3(0, 0, 0.5), Vector3(0, 0.5, 0), Vector3(-0.5, 0, 0),
Vector3(0.5, 0, 0), Vector3(0, 0, -0.5), Vector3(0, 0.5, 0) ],
#23 7
[ Vector3(0.5, 0, 0), Vector3(0, 0, 0.5),
Vector3(0, 0.5, 0), Vector3(0, 0, 0.5),
Vector3(0.5, 0, 0), Vector3(0, 0.5, 0) ],
#25 8
[ Vector3(0, 0, 0.5), Vector3(0, 0, 0.5), Vector3(0.5, 0, 0), Vector3(0.5, 0, 0),
Vector3(0, 0, -0.5), Vector3(-0.5, 0, 0), Vector3(0, 0.5, 0) ],
#27 9
[ Vector3(0, 0, 0.5), Vector3(0, 0, 0.5), Vector3(-0.5, 0, 0), Vector3(0, 0.5, 0),
Vector3(0.5, 0, 0), Vector3(0, 0.5, 0) ],
#29 10
[ Vector3(0.5, 0, 0), Vector3(0, 0, -0.5), Vector3(0.5, 0, 0), Vector3(0, 0.5, 0),
Vector3(0, 0, 0.5), Vector3(0, 0.5, 0) ],
#30 11
[ Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0, 0, -0.5), Vector3(-0.5, 0, 0),
Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0, 0, 0.5), Vector3(0, -0.5, 0), Vector3(0.5, 0, 0) ],
#31 12
[ Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0, 0, 0.5), Vector3(0.5, 0, 0) ],
#60 13
[ Vector3(0, 0, 0.5), Vector3(0, 0, 0.5), Vector3(0, -0.5, 0), Vector3(0, -0.5, 0),
Vector3(0, 0, -0.5), Vector3(0, 0, -0.5), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0) ],
#61 14
[ Vector3(0.5, 0, 0), Vector3(0, -0.5, 0), Vector3(0, 0, 0.5),
Vector3(0.5, 0, 0), Vector3(0, 0, 0.5), Vector3(0, 0, 0.5),
Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5),
Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0.5, 0),
Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, -0.5) ],
#105 15
[ Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5),
Vector3(0, 0, -0.5), Vector3(-0.5, 0, 0), Vector3(0, 0.5, 0),
Vector3(-0.5, 0, 0), Vector3(0, -0.5, 0), Vector3(0, 0, 0.5),
Vector3(0, 0, -0.5), Vector3(0.5, 0, 0), Vector3(0, -0.5, 0) ],
#107 16
[ Vector3(0, 0, 0.5), Vector3(-0.5, 0, 0),
Vector3(0, 0.5, 0), Vector3(-0.5, 0, 0),
Vector3(0, 0, 0.5), Vector3(0, 0.5, 0),
Vector3(0, 0, -0.5), Vector3(0.5, 0, 0), Vector3(0, -0.5, 0) ],
#111 17
[ Vector3(0, 0.5, 0), Vector3(0.5, 0, 0), Vector3(0, 0, -0.5),
Vector3(0, 0.5, 0), Vector3(-0.5, 0, 0), Vector3(0, 0, 0.5),
Vector3(0, 0.5, 0), Vector3(-0.5, 0, 0), Vector3(0, 0.5, 0),
Vector3(0, 0.5, 0), Vector3(0, 0, -0.5), Vector3(0, 0.5, 0) ],
#36 18
[ Vector3(-0.5, 0, 0), Vector3(0, -0.5, 0), Vector3(0, 0, 0.5),
Vector3(0, 0.5, 0), Vector3(0.5, 0, 0), Vector3(0, 0, -0.5) ],
#126 19
[ Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5),
Vector3(0, 0, -0.5), Vector3(0, -0.5, 0), Vector3(-0.5, 0, 0) ],
#63
[ Vector3(0, 0.5, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5), Vector3(0, 0, 0.5) ],
#127 20
[ Vector3(0.5, 0, 0), Vector3(0, 0.5, 0), Vector3(0, 0, 0.5) ],
[]
]
var vertex_corner_data : Array = [
[],
#1 1
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_000 ],
#3 2
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_100 ],
#6 3
[ VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001 ],
#7 4
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_001 ],
#15 5
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_101 ],
#22 6
[ VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010,
VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001 ],
#23 7
[ VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010,
VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001 ],
#25 8
[ VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_000,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101 ],
#27 9
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101,
VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_100 ],
#29 10
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_101,
VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_001 ],
#30 11
[ VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_001,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_100, VOXEL_ENTRY_INDEX_001,
VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010 ],
#31 12
[ VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_100,
VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_010 ],
#60 13
[ VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_010,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_001 ],
#61 14
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_010,
VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_001,
VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101 ],
#105 15
[ VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_000,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101,
VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_011 ],
#107 16
[ VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_101,
VOXEL_ENTRY_INDEX_000, VOXEL_ENTRY_INDEX_000,
VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_011 ],
#111 17
[ VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_011,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_000,
VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_000 ],
#36 18
[ VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_001 ],
#126 18 (3)
[ VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_110,
VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_100 ],
#63
[ VOXEL_ENTRY_INDEX_001, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_010, VOXEL_ENTRY_INDEX_110 ],
#127 19 (1)
[ VOXEL_ENTRY_INDEX_011, VOXEL_ENTRY_INDEX_101, VOXEL_ENTRY_INDEX_110 ],
[],
]
func index_entry_to_mask_entry(entry : int) -> int:
if entry == VOXEL_ENTRY_INDEX_000:
return VOXEL_ENTRY_MASK_000
if entry == VOXEL_ENTRY_INDEX_100:
return VOXEL_ENTRY_MASK_100
if entry == VOXEL_ENTRY_INDEX_010:
return VOXEL_ENTRY_MASK_010
if entry == VOXEL_ENTRY_INDEX_110:
return VOXEL_ENTRY_MASK_110
if entry == VOXEL_ENTRY_INDEX_001:
return VOXEL_ENTRY_MASK_001
if entry == VOXEL_ENTRY_INDEX_101:
return VOXEL_ENTRY_MASK_101
if entry == VOXEL_ENTRY_INDEX_011:
return VOXEL_ENTRY_MASK_011
if entry == VOXEL_ENTRY_INDEX_111:
return VOXEL_ENTRY_MASK_111
return 0
func mask_entry_to_index_entry(entry : int) -> int:
if entry == VOXEL_ENTRY_MASK_000:
return VOXEL_ENTRY_INDEX_000
if entry == VOXEL_ENTRY_MASK_100:
return VOXEL_ENTRY_INDEX_100
if entry == VOXEL_ENTRY_MASK_010:
return VOXEL_ENTRY_INDEX_010
if entry == VOXEL_ENTRY_MASK_110:
return VOXEL_ENTRY_INDEX_110
if entry == VOXEL_ENTRY_MASK_001:
return VOXEL_ENTRY_INDEX_001
if entry == VOXEL_ENTRY_MASK_101:
return VOXEL_ENTRY_INDEX_101
if entry == VOXEL_ENTRY_MASK_011:
return VOXEL_ENTRY_INDEX_011
if entry == VOXEL_ENTRY_MASK_111:
return VOXEL_ENTRY_INDEX_111
return 0
func generate() -> String:
var i : int = 0
var a : String = ""
for y in range(4):
for z in range(8):
for x in range(8):
var data : Array = get_equiv_data(i)
var index : int = data[0]
var rx : int = data[1]
var ry : int = data[2]
var rz : int = data[3]
var owners : Array = get_rotate_owners(index, rx, ry, rz)
# a += str(i) + " -> " + str(equivalence_classes_data[index]) + " (" + str(data) + ")\n"
a += str(i) + " -> " + str(equivalence_classes_data[index]) + " (" + str(data) + ")" + " (" + str(debug_index_to_str(vertex_corner_data[index])) + " " + str(debug_index_to_str(owners)) + ")\n"
i += 1
return a
func get_rotate_owners(index : int, x : int, y : int, z : int) -> Array:
var owners : Array = vertex_corner_data[index]
var nowners : Array = []
for index in owners:
var i : int = index
for rx in range(x):
i = entry_index_x_rotations[i]
for ry in range(y):
i = entry_index_y_rotations[i]
for rz in range(z):
i = entry_index_z_rotations[i]
nowners.append(i)
return nowners
func find_equiv_index(cls : int) -> int:
for x in range(4):
for y in range(4):
for z in range(4):
var cl : int = rotate_index(cls, x, y, z)
for i in range(len(class_match_table)):
if class_match_table[i] == cl:
return i
return -1
func get_equiv_data(cls : int) -> Array:
var res : Array = []
for x in range(4):
for y in range(4):
for z in range(4):
var cl : int = rotate_index(cls, x, y, z)
for i in range(len(class_match_table)):
if class_match_table[i] == cl:
res.append(i)
res.append(x)
res.append(y)
res.append(z)
return res
return res
func rotate_index(cls : int, x : int, y : int, z : int) -> int:
var corners : Array = [
cls & 1 << 0,
cls & 1 << 1,
cls & 1 << 2,
cls & 1 << 3,
cls & 1 << 4,
cls & 1 << 5,
cls & 1 << 6,
cls & 1 << 7,
]
for i in range(len(corners)):
if corners[i] == 0:
continue
var index : int = mask_entry_to_index_entry(corners[i])
for rx in range(x):
index = entry_index_x_rotations[index]
for ry in range(y):
index = entry_index_y_rotations[index]
for rz in range(z):
index = entry_index_z_rotations[index]
corners[i] = index_entry_to_mask_entry((index))
var res : int = 0
for e in corners:
res = res | e
return res
func debug_index_to_str(array : Array) -> Array:
var o : Array = []
for e in array:
if e == VOXEL_ENTRY_INDEX_000:
o.append("000")
elif e == VOXEL_ENTRY_INDEX_100:
o.append("100")
elif e == VOXEL_ENTRY_INDEX_010:
o.append("010")
elif e == VOXEL_ENTRY_INDEX_110:
o.append("110")
elif e == VOXEL_ENTRY_INDEX_001:
o.append("001")
elif e == VOXEL_ENTRY_INDEX_101:
o.append("101")
elif e == VOXEL_ENTRY_INDEX_011:
o.append("011")
elif e == VOXEL_ENTRY_INDEX_111:
o.append("111")
else:
o.append("!")
return o
func _on_Button_pressed():
var text_edit : TextEdit = get_node(text_edit_path) as TextEdit
text_edit.text = generate()
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