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class_name Block
const BLOCK_SIZE := Vector3(1.0, 1.0, 1.0)
enum Face {
FRONT,
BACK,
LEFT,
RIGHT,
TOP,
BOTTOM,
}
var FACES = [
[ # FRONT
[Vector3(-1.0, 1.0, 1.0), Vector3(1.0, -1.0, 1.0), Vector3(-1.0, -1.0, 1.0)],
[Vector3(-1.0, 1.0, 1.0), Vector3(1.0, 1.0, 1.0), Vector3(1.0, -1.0, 1.0)],
],
[ # BACK
[Vector3(1.0, 1.0, -1.0), Vector3(-1.0, -1.0, -1.0), Vector3(1.0, -1.0, -1.0)],
[Vector3(1.0, 1.0, -1.0), Vector3(-1.0, 1.0, -1.0), Vector3(-1.0, -1.0, -1.0)],
],
[ # LEFT
[Vector3(-1.0, 1.0, -1.0), Vector3(-1.0, -1.0, 1.0), Vector3(-1.0, -1.0, -1.0)],
[Vector3(-1.0, 1.0, -1.0), Vector3(-1.0, 1.0, 1.0), Vector3(-1.0, -1.0, 1.0)],
],
[ # RIGHT
[Vector3(1.0, 1.0, 1.0), Vector3(1.0, -1.0, -1.0), Vector3(1.0, -1.0, 1.0)],
[Vector3(1.0, 1.0, 1.0), Vector3(1.0, 1.0, -1.0), Vector3(1.0, -1.0, -1.0)],
],
[ # TOP
[Vector3(-1.0, 1.0, -1.0), Vector3(1.0, 1.0, 1.0), Vector3(-1.0, 1.0, 1.0)],
[Vector3(-1.0, 1.0, -1.0), Vector3(1.0, 1.0, -1.0), Vector3(1.0, 1.0, 1.0)],
],
[ # BOTTOM
[Vector3(-1.0, -1.0, 1.0), Vector3(1.0, -1.0, -1.0), Vector3(-1.0, -1.0, -1.0)],
[Vector3(-1.0, -1.0, 1.0), Vector3(1.0, -1.0, 1.0), Vector3(1.0, -1.0, -1.0)],
],
]
var FACE_UVS = [
[ # FRONT
[Vector2(0.0, 0.0), Vector2(1.0, 1.0), Vector2(0.0, 1.0)],
[Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(1.0, 1.0)],
],
[ # BACK
[Vector2(0.0, 0.0), Vector2(1.0, 1.0), Vector2(0.0, 1.0)],
[Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(1.0, 1.0)],
],
[ # LEFT
[Vector2(0.0, 0.0), Vector2(1.0, 1.0), Vector2(0.0, 1.0)],
[Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(1.0, 1.0)],
],
[ # RIGHT
[Vector2(0.0, 0.0), Vector2(1.0, 1.0), Vector2(0.0, 1.0)],
[Vector2(0.0, 0.0), Vector2(1.0, 0.0), Vector2(1.0, 1.0)],
],
[ # TOP
[Vector2(0.0, 1.0), Vector2(1.0, 2.0), Vector2(0.0, 2.0)],
[Vector2(0.0, 1.0), Vector2(1.0, 1.0), Vector2(1.0, 2.0)],
],
[ # BOTTOM
[Vector2(1.0, 0.0), Vector2(2.0, 1.0), Vector2(1.0, 1.0)],
[Vector2(1.0, 0.0), Vector2(2.0, 0.0), Vector2(2.0, 1.0)],
],
]
var FACE_NORMALS = [
Vector3(0, 0, 1), # FRONT
Vector3(0, 0, -1), # BACK
Vector3(-1, 0, 0), # LEFT
Vector3(1, 0, 0), # RIGHT
Vector3(0, 1, 0), # TOP
Vector3(0, -1, 0), # BOTTOM
]
enum Type {
AIR,
GRASS,
DIRT,
LEAVES,
STONE,
ICE,
WOOD,
SAND,
PLANKS,
YELLOW_STONE,
BLUE_STONE,
RED_STONE,
BLACK_STONE,
SELECTION,
}
var BLOCK_TYPES = {
Type.GRASS: {
"uv2s": [
Vector2(0, 0), # FRONT
Vector2(0, 0), # BACK
Vector2(0, 0), # LEFT
Vector2(0, 0), # RIGHT
Vector2(0, 1), # TOP
Vector2(1, 0), # BOTTOM
],
},
Type.DIRT: {
"uv2s": [
Vector2(1, 0), # FRONT
Vector2(1, 0), # BACK
Vector2(1, 0), # LEFT
Vector2(1, 0), # RIGHT
Vector2(1, 0), # TOP
Vector2(1, 0), # BOTTOM
],
},
Type.LEAVES: {
"uv2s": [
Vector2(2, 2), # FRONT
Vector2(2, 2), # BACK
Vector2(2, 2), # LEFT
Vector2(2, 2), # RIGHT
Vector2(2, 2), # TOP
Vector2(2, 2), # BOTTOM
],
},
Type.STONE: {
"uv2s": [
Vector2(2, 0), # FRONT
Vector2(2, 0), # BACK
Vector2(2, 0), # LEFT
Vector2(2, 0), # RIGHT
Vector2(2, 0), # TOP
Vector2(2, 0), # BOTTOM
],
},
Type.ICE: {
"uv2s": [
Vector2(2, 1), # FRONT
Vector2(2, 1), # BACK
Vector2(2, 1), # LEFT
Vector2(2, 1), # RIGHT
Vector2(2, 1), # TOP
Vector2(2, 1), # BOTTOM
],
},
Type.WOOD: {
"uv2s": [
Vector2(5, 0), # FRONT
Vector2(5, 0), # BACK
Vector2(5, 0), # LEFT
Vector2(5, 0), # RIGHT
Vector2(5, 0), # TOP
Vector2(5, 0), # BOTTOM
],
},
Type.SAND: {
"uv2s": [
Vector2(4, 0), # FRONT
Vector2(4, 0), # BACK
Vector2(4, 0), # LEFT
Vector2(4, 0), # RIGHT
Vector2(4, 0), # TOP
Vector2(4, 0), # BOTTOM
],
},
Type.PLANKS: {
"uv2s": [
Vector2(0, 2), # FRONT
Vector2(0, 2), # BACK
Vector2(0, 2), # LEFT
Vector2(0, 2), # RIGHT
Vector2(0, 2), # TOP
Vector2(0, 2), # BOTTOM
],
},
Type.YELLOW_STONE: {
"uv2s": [
Vector2(3, 1), # FRONT
Vector2(3, 1), # BACK
Vector2(3, 1), # LEFT
Vector2(3, 1), # RIGHT
Vector2(3, 1), # TOP
Vector2(3, 1), # BOTTOM
],
},
Type.BLUE_STONE: {
"uv2s": [
Vector2(4, 1), # FRONT
Vector2(4, 1), # BACK
Vector2(4, 1), # LEFT
Vector2(4, 1), # RIGHT
Vector2(4, 1), # TOP
Vector2(4, 1), # BOTTOM
],
},
Type.RED_STONE: {
"uv2s": [
Vector2(5, 1), # FRONT
Vector2(5, 1), # BACK
Vector2(5, 1), # LEFT
Vector2(5, 1), # RIGHT
Vector2(5, 1), # TOP
Vector2(5, 1), # BOTTOM
],
},
Type.BLACK_STONE: {
"uv2s": [
Vector2(1, 2), # FRONT
Vector2(1, 2), # BACK
Vector2(1, 2), # LEFT
Vector2(1, 2), # RIGHT
Vector2(1, 2), # TOP
Vector2(1, 2), # BOTTOM
],
},
Type.SELECTION: {
"uv2s": [
Vector2(3, 2), # FRONT
Vector2(3, 2), # BACK
Vector2(3, 2), # LEFT
Vector2(3, 2), # RIGHT
Vector2(3, 2), # TOP
Vector2(3, 2), # BOTTOM
],
},
}
var position: Vector3i
var global_position: Vector3i
var type: Type
func add_face(surface_tool: SurfaceTool, face: Face):
var uv2s = []
uv2s.resize(3)
uv2s.fill(BLOCK_TYPES[type].uv2s[face])
var normals = []
normals.resize(3)
normals.fill(FACE_NORMALS[face])
for idx in FACES[face].size():
var triangle = FACES[face][idx]
var triangle_positions = triangle.map(func(item):
return (item * (BLOCK_SIZE * 0.5)) + Vector3(global_position) + (BLOCK_SIZE * 0.5)
)
var uvs = FACE_UVS[face][idx]
surface_tool.add_triangle_fan(
PackedVector3Array(triangle_positions),
PackedVector2Array(uvs),
PackedColorArray(),
PackedVector2Array(uv2s),
PackedVector3Array(normals)
)
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