Files
cup_edit/thermion_dart/test/transform_tests.dart
Nick Fisher b4e4eb349c test updates
2025-03-28 10:04:21 +08:00

53 lines
1.8 KiB
Dart

// ignore_for_file: unused_local_variable
import 'package:thermion_dart/thermion_dart.dart';
import 'package:test/test.dart';
import 'package:vector_math/vector_math_64.dart';
import 'helpers.dart';
void main() async {
final testHelper = TestHelper("transforms");
await testHelper.setup();
group("transforms", () {
test('set/unset parent geometry', () async {
await testHelper.withViewer((viewer) async {
var blueMaterialInstance =
await FilamentApp.instance!.createUnlitMaterialInstance();
final blueCube = await viewer.createGeometry(
GeometryHelper.cube(normals: false, uvs: false),
materialInstances: [blueMaterialInstance]);
await blueMaterialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 0.0, 1.0, 1.0);
// Position blue cube slightly behind and to the right
await blueCube
.setTransform(Matrix4.translation(Vector3(1.0, 0.0, -1.0)));
var greenMaterialInstance =
await FilamentApp.instance!.createUnlitMaterialInstance();
final greenCube = await viewer.createGeometry(
GeometryHelper.cube(normals: false, uvs: false),
materialInstances: [greenMaterialInstance]);
await greenMaterialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 1.0);
await viewer.addToScene(blueCube);
await viewer.addToScene(greenCube);
await testHelper.capture(viewer.view, "before_parent");
await FilamentApp.instance!.setParent(blueCube.entity, greenCube.entity);
await greenCube.setTransform(Matrix4.translation(Vector3.all(-1)));
await testHelper.capture(viewer.view, "after_parent");
await FilamentApp.instance!.setParent(blueCube.entity, null);
await testHelper.capture(viewer.view, "unparent");
});
});
});
}