Files
cup_edit/thermion_dart/test/shadow_tests.dart
2025-05-07 17:06:38 +08:00

127 lines
4.8 KiB
Dart

import 'dart:math';
import 'package:thermion_dart/src/filament/src/interface/light_options.dart';
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("material");
await testHelper.setup();
group("shadow tests", () {
test('enable/disable shadows', () async {
await testHelper.withViewer((viewer) async {
await viewer.setShadowsEnabled(false);
await viewer.setShadowType(ShadowType.PCF);
var materialInstance =
await FilamentApp.instance!.createUbershaderMaterialInstance();
await materialInstance.setCullingMode(CullingMode.NONE);
await materialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 1.0);
await viewer.addDirectLight(DirectLight.sun(
intensity: 50000,
castShadows: true,
direction: Vector3(1, -0.5, 0).normalized()));
final plane = await viewer.createGeometry(
GeometryHelper.plane(
normals: true, uvs: true, width: 10, height: 10),
materialInstances: [materialInstance]);
// await plane.setTransform(Matrix4.rotationX(pi));
// await viewer.addToScene(plane);
expect(await plane.isCastShadowsEnabled(), true);
expect(await plane.isReceiveShadowsEnabled(), true);
final cube = await viewer.createGeometry(
GeometryHelper.cube(
normals: true,
uvs: true,
),
materialInstances: [materialInstance]);
await viewer.setShadowsEnabled(true);
await testHelper.capture(viewer.view, "shadows_enabled");
await viewer.setShadowsEnabled(false);
await testHelper.capture(viewer.view, "shadows_disabled");
}, bg: kRed, createRenderTarget: true, postProcessing: true);
});
test('enable/disable cast shadows', () async {
await testHelper.withViewer((viewer) async {
await viewer.setPostProcessing(true);
await viewer.setShadowsEnabled(true);
await viewer.setShadowType(ShadowType.PCF);
var materialInstance =
await FilamentApp.instance!.createUbershaderMaterialInstance();
await materialInstance.setCullingMode(CullingMode.NONE);
await materialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 1.0);
await viewer.addDirectLight(DirectLight.sun(
intensity: 50000,
castShadows: true,
direction: Vector3(1, -0.5, 0).normalized()));
final plane = await viewer.createGeometry(
GeometryHelper.plane(
normals: true, uvs: true, width: 10, height: 10),
materialInstances: [materialInstance]);
final cube = await viewer.createGeometry(
GeometryHelper.cube(
normals: true,
uvs: true,
),
materialInstances: [materialInstance]);
expect(await cube.isCastShadowsEnabled(), true);
await testHelper.capture(viewer.view, "cast_shadows_enabled");
await cube.setCastShadows(false);
expect(await cube.isCastShadowsEnabled(), false);
await testHelper.capture(viewer.view, "cast_shadows_disabled");
}, bg: kRed, createRenderTarget: true, postProcessing: true);
});
test('enable/disable receive shadows', () async {
await testHelper.withViewer((viewer) async {
await viewer.setPostProcessing(true);
await viewer.setShadowsEnabled(true);
await viewer.setShadowType(ShadowType.PCF);
var materialInstance =
await FilamentApp.instance!.createUbershaderMaterialInstance();
await materialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 1.0);
await materialInstance.setCullingMode(CullingMode.NONE);
await viewer.addDirectLight(DirectLight.sun(
intensity: 50000,
castShadows: true,
direction: Vector3(1, -0.5, 0).normalized()));
final plane = await viewer.createGeometry(
GeometryHelper.plane(
normals: true, uvs: true, width: 10, height: 10),
materialInstances: [materialInstance]);
final cube = await viewer.createGeometry(
GeometryHelper.cube(
normals: true,
uvs: true,
),
materialInstances: [materialInstance]);
expect(await plane.isReceiveShadowsEnabled(), true);
await testHelper.capture(viewer.view, "receive_shadows_enabled");
await plane.setReceiveShadows(false);
expect(await plane.isReceiveShadowsEnabled(), false);
await testHelper.capture(viewer.view, "receive_shadows_disabled");
}, bg: kRed, createRenderTarget: true, postProcessing: true);
});
});
}