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Basic Model drag'n'drop

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This commit is contained in:
Simon Lübeß
2022-09-27 20:24:03 +02:00
parent 3ec537762a
commit e95c5731b6
4 changed files with 415 additions and 139 deletions
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GlitchyEngine/src/Content/ModelLoader.bf
+55 -1
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@@ -12,13 +12,67 @@ namespace GlitchyEngine.Content
{
static readonly Matrix RightToLeftHand = .Scaling(1, 1, -1);
public static Result<void> GetMeshNames(String filename, List<String> meshNames)
{
CGLTF.Options options = .();
CGLTF.Data* data;
CGLTF.Result result = CGLTF.ParseFile(options, filename, out data);
if (!(result case .Success))
return .Err;
for (var mesh in data.Meshes)
{
meshNames.Add(new String(mesh.Name));
}
CGLTF.Free(data);
return .Ok;
}
public static GeometryBinding LoadMesh(StringView fileName, StringView meshName, int primitiveIndex)
{
// TODO: add a context to remember which buffers were loaded before so that we don't load the same data multiple times.
char8* scopedFileName = fileName.ToScopeCStr!();
CGLTF.Options options = .();
CGLTF.Data* data;
CGLTF.Result result = CGLTF.ParseFile(options, scopedFileName, out data);
if (!(result case .Success))
return null;
result = CGLTF.LoadBuffers(options, data, scopedFileName);
GeometryBinding geoBinding = null;
for (var mesh in data.Meshes)
{
var name = StringView(mesh.Name);
if (name == meshName)
{
Log.EngineLogger.AssertDebug(primitiveIndex >= 0 && primitiveIndex < mesh.Primitives.Length);
geoBinding = PrimitiveToGeoBinding(mesh.Primitives[primitiveIndex]);
break;
}
}
CGLTF.Free(data);
return geoBinding;
}
public static EcsEntity LoadModel(String filename, Material material, EcsWorld world,
List<AnimationClip> outClips, StringView entityName = StringView())
{
CGLTF.Options options = .();
CGLTF.Data* data;
CGLTF.Result result = CGLTF.ParseFile(options, filename, out data);
Log.EngineLogger.Assert(result == .Success, "Failed to load model.");
result = CGLTF.LoadBuffers(options, data, filename);