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(test) add test to create indirect light from irradiance texture

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This commit is contained in:
Nick Fisher
2025-06-12 11:34:17 +08:00
parent 7f2ad7c4e4
commit 4bde3d34cf
1 changed files with 65 additions and 24 deletions
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89
thermion_dart/test/light_tests.dart
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@@ -1,37 +1,78 @@
import 'dart:io';
import 'package:thermion_dart/src/filament/src/implementation/ffi_indirect_light.dart';
import 'package:thermion_dart/src/filament/src/interface/filament_app.dart';
import 'package:thermion_dart/src/filament/src/interface/light_options.dart';
import 'package:test/test.dart';
import 'package:thermion_dart/thermion_dart.dart';
import 'package:vector_math/vector_math_64.dart';
import 'helpers.dart';
void main() async {
final testHelper = TestHelper("lights");
await testHelper.setup();
test('add/clear point light', () async {
await testHelper.withViewer((viewer) async {
await viewer.loadGltf("file://${testHelper.testDir}/assets/cube.glb");
var light = await viewer.addDirectLight(
DirectLight.point(intensity: 1000000, falloffRadius: 10));
await viewer.setLightPosition(light, 1, 2, 2);
await testHelper.capture(viewer.view, "add_point_light");
await viewer.setLightPosition(light, -1, 2, 2);
await testHelper.capture(viewer.view, "move_point_light");
await viewer.removeLight(light);
await testHelper.capture(viewer.view, "remove_point_light");
});
test('add/clear point light', () async {
await testHelper.withViewer((viewer) async {
await viewer.loadGltf("file://${testHelper.testDir}/assets/cube.glb");
var light = await viewer.addDirectLight(
DirectLight.point(intensity: 1000000, falloffRadius: 10));
await viewer.setLightPosition(light, 1, 2, 2);
await testHelper.capture(viewer.view, "add_point_light");
await viewer.setLightPosition(light, -1, 2, 2);
await testHelper.capture(viewer.view, "move_point_light");
await viewer.removeLight(light);
await testHelper.capture(viewer.view, "remove_point_light");
});
});
test('load/remove ibl from KTX', () async {
await testHelper.withViewer((viewer) async {
var asset =
await viewer.loadGltf("file://${testHelper.testDir}/assets/cube.glb");
await viewer
.loadIbl("file://${testHelper.testDir}/assets/default_env_ibl.ktx");
await testHelper.capture(viewer.view, "ibl_ktx_loaded");
await viewer.removeIbl();
await testHelper.capture(viewer.view, "ibl_ktx_removed");
}, cameraPosition: Vector3(0, 0, 5));
});
test('load/remove ibl with manually constructed texture', () async {
await testHelper.withViewer((viewer) async {
var asset =
await viewer.loadGltf("file://${testHelper.testDir}/assets/cube.glb");
test('load/remove ibl', () async {
await testHelper.withViewer((viewer) async {
var asset = await viewer
.loadGltf("file://${testHelper.testDir}/assets/cube.glb");
await viewer
.loadIbl("file://${testHelper.testDir}/assets/default_env_ibl.ktx");
await testHelper.capture(viewer.view, "ibl_loaded");
await viewer.removeIbl();
await testHelper.capture(viewer.view, "ibl_removed");
}, cameraPosition: Vector3(0, 0, 5));
});
final (texture: reflectionsTexture, :harmonics) =
await FilamentApp.instance!.decodeKtx(await File("${testHelper.testDir}/assets/default_env_ibl.ktx").readAsBytesSync());
final texture = await FilamentApp.instance!.createTexture(1, 1,
textureSamplerType: TextureSamplerType.SAMPLER_CUBEMAP,
flags: {
TextureUsage.TEXTURE_USAGE_COLOR_ATTACHMENT,
});
await texture.setImage(
0,
Float32List.fromList(List<double>.filled(1 * 1 * 4, 1.0)).asUint8List(),
1,
1,
4,
PixelDataFormat.RGBA,
PixelDataType.FLOAT);
var indirectLight = await FFIIndirectLight.fromIrradianceTexture(reflectionsTexture, reflectionsTexture: reflectionsTexture, intensity: 30000.0);
final scene = await viewer.view.getScene();
await scene.setIndirectLight(indirectLight);
await testHelper.capture(viewer.view, "ibl_from_texture_loaded");
await viewer.removeIbl();
await testHelper.capture(viewer.view, "ibl_from_texture_removed");
}, cameraPosition: Vector3(0, 0, 5), addSkybox: true);
});
}