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lwsc test

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This commit is contained in:
Thea Schöbl
2023-05-11 10:06:06 +02:00
parent 085811655d
commit f5d7e99f71
5 changed files with 136 additions and 30 deletions
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12
godot/mhgd.gdextension Normal file
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@@ -0,0 +1,12 @@
[configuration]
entry_symbol = "gdext_rust_init"
[libraries]
linux.debug.x86_64 = "res://../rust/target/debug/libmhgd.so"
linux.release.x86_64 = "res://../rust/target/release/libmhgd.so"
windows.debug.x86_64 = "res://../rust/target/debug/mhgd.dll"
windows.release.x86_64 = "res://../rust/target/release/mhgd.dll"
macos.debug = "res://../rust/target/debug/mhgd.dylib"
macos.release = "res://../rust/target/release/mhgd.dylib"
macos.debug.arm64 = "res://../rust/target/aarch64-apple-darwin/debug/mhgd.dylib"
macos.release.arm64 = "res://../rust/target/aarch64-apple-darwin/release/mhgd.dylib"

12
godot/mhjnr.gdextension
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@@ -1,12 +0,0 @@
[configuration]
entry_symbol = "gdext_rust_init"
[libraries]
linux.debug.x86_64 = "res://../rust/target/debug/libmhjnr.so"
linux.release.x86_64 = "res://../rust/target/release/libmhjnr.so"
windows.debug.x86_64 = "res://../rust/target/debug/mhjnr.dll"
windows.release.x86_64 = "res://../rust/target/release/mhjnr.dll"
macos.debug = "res://../rust/target/debug/mhjnr.dylib"
macos.release = "res://../rust/target/release/mhjnr.dylib"
macos.debug.arm64 = "res://../rust/target/aarch64-apple-darwin/debug/mhjnr.dylib"
macos.release.arm64 = "res://../rust/target/aarch64-apple-darwin/release/mhjnr.dylib"

12
godot/starforce/test.gd Normal file
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@@ -0,0 +1,12 @@
@tool
extends Node3D
@export var click = false:
get:
return false
set(value):
var lwo = Lwo.new()
var mesh = lwo.get_mesh("E:\\Games\\Moorhuhn Kart 3\\extract\\D\\Moorhuhnkart\\3dobjects_cars\\affe.lwo")
var instance = MeshInstance3D.new()
instance.mesh = mesh
add_child(instance)

6
godot/starforce/test.tscn Normal file
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@@ -0,0 +1,6 @@
[gd_scene load_steps=2 format=3 uid="uid://kyw4wuusc33g"]
[ext_resource type="Script" path="res://starforce/test.gd" id="1_uc463"]
[node name="test" type="Node3D"]
script = ExtResource("1_uc463")

124
rust/mhgd/src/lightwave_object.rs
View File

@@ -1,32 +1,51 @@
use godot::bind::godot_api;
use godot::builtin::{GodotString, PackedInt32Array, PackedVector3Array, Vector3};
use godot::engine::mesh::ArrayType;
use godot::builtin::{
Dictionary, GodotString, PackedInt32Array, PackedVector2Array, PackedVector3Array,
VariantArray, Vector2, Vector3,
};
use godot::engine::mesh::{ArrayFormat, ArrayType, PrimitiveType};
use godot::engine::{ArrayMesh, PackedScene};
use godot::obj::{EngineEnum, Gd};
use godot::prelude::{Array, GodotClass, ToVariant};
use godot::prelude::{Array, GodotClass, Share, ToVariant};
use itertools::Itertools;
use lightwave_3d::lwo2::tags::Tag;
use lightwave_3d::LightWaveObject;
use std::fs::File;
#[derive(GodotClass)]
#[class(init)]
struct Lwo {}
#[godot_api]
impl Lwo {
#[func]
pub fn get_mesh(path: GodotString) -> Gd<ArrayMesh> {
lightwave_to_gd(LightWaveObject::read_file(path.to_string()).unwrap())
}
}
pub fn lightwave_to_gd(lightwave: LightWaveObject) -> Gd<ArrayMesh> {
let mesh = ArrayMesh::new();
let mut arrays = Array::new();
arrays.resize(ArrayType::ARRAY_MAX.ord() as usize);
let mut mesh = ArrayMesh::new();
let mut arrays: Option<VariantArray> = None;
for tag in lightwave.data {
match tag {
Tag::PointList(points) => {
arrays.set(
if let Some(arrays) = &arrays {
mesh.add_surface_from_arrays(
PrimitiveType::PRIMITIVE_TRIANGLES,
arrays.share(),
Array::new(),
Dictionary::new(),
ArrayFormat::ARRAY_FORMAT_NORMAL,
);
}
let mut ars = Array::new();
ars.resize(ArrayType::ARRAY_MAX.ord() as usize);
let mut norm = PackedVector3Array::new();
norm.resize(points.point_location.len());
ars.set(ArrayType::ARRAY_NORMAL.ord() as usize, norm.to_variant());
ars.set(
ArrayType::ARRAY_VERTEX.ord() as usize,
PackedVector3Array::from(
points
@@ -42,21 +61,46 @@ pub fn lightwave_to_gd(lightwave: LightWaveObject) -> Gd<ArrayMesh> {
)
.to_variant(),
);
arrays = Some(ars);
}
Tag::VertexMapping(vmap) => {
if let b"TXUV" = &vmap.kind {
if let Some(arrays) = &mut arrays {
arrays.set(
ArrayType::ARRAY_TEX_UV.ord() as usize,
PackedVector2Array::from(
vmap.mapping
.iter()
.map(|uv| Vector2 {
x: uv.value[0],
y: uv.value[1],
})
.collect::<Vec<Vector2>>()
.as_slice(),
)
.to_variant(),
);
}
}
}
Tag::PolygonList(polygons) => match &polygons.kind {
b"FACE" => {
arrays.set(
ArrayType::ARRAY_INDEX.ord() as usize,
PackedInt32Array::from(
polygons
.polygons
.iter()
.flat_map(|it| it.vert.iter().map(|it| *it as i32))
.collect::<Vec<i32>>()
if let Some(arrays) = &mut arrays {
arrays.set(
ArrayType::ARRAY_INDEX.ord() as usize,
PackedInt32Array::from(
get_rendering_vertex_indices(
polygons
.polygons
.iter()
.flat_map(|it| it.vert.iter().map(|it| *it as i32))
.collect::<Vec<i32>>(),
)
.as_slice(),
)
.to_variant(),
);
)
.to_variant(),
);
}
}
_ => panic!(),
},
@@ -64,5 +108,49 @@ pub fn lightwave_to_gd(lightwave: LightWaveObject) -> Gd<ArrayMesh> {
}
}
if let Some(arrays) = &arrays {
mesh.add_surface_from_arrays(
PrimitiveType::PRIMITIVE_TRIANGLES,
arrays.share(),
Array::new(),
Dictionary::new(),
ArrayFormat::ARRAY_FORMAT_VERTEX,
);
}
mesh.regen_normal_maps();
mesh
}
fn get_rendering_vertex_indices(strip: Vec<i32>) -> Vec<i32> {
if strip.len() == 2 {
return vec![strip[0], strip[1], strip[0]];
}
let mut p = strip.into_iter();
let mut vertex_indices = vec![];
let mut f1 = p.next().unwrap();
let mut f2 = p.next().unwrap();
let mut face_direction = 1;
for f3 in p {
// face_direction *= -1;
if f1 != f2 && f2 != f3 && f3 != f1 {
if face_direction > 0 {
vertex_indices.push(f3);
vertex_indices.push(f2);
vertex_indices.push(f1);
} else {
vertex_indices.push(f2);
vertex_indices.push(f3);
vertex_indices.push(f1);
}
}
f1 = f2;
f2 = f3;
}
vertex_indices
}