Files
cup_edit/thermion_dart/test/integration_test.dart
Nick Fisher 679d208c8d test update
2024-10-23 14:44:39 +08:00

622 lines
23 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'dart:math';
import 'package:thermion_dart/thermion_dart.dart';
import 'package:test/test.dart';
import 'package:animation_tools_dart/animation_tools_dart.dart';
import 'package:path/path.dart' as p;
import 'package:thermion_dart/thermion_dart/utils/geometry.dart';
import 'package:thermion_dart/thermion_dart/viewer/events.dart';
import 'package:vector_math/vector_math_64.dart';
import 'helpers.dart';
void main() async {
final packageUri = findPackageRoot('thermion_dart');
testDir = Directory("${packageUri.toFilePath()}/test").path;
var outDir = Directory("$testDir/output");
// outDir.deleteSync(recursive: true);
outDir.createSync();
Future _capture(ThermionViewer viewer, String outputFilename) async {
var outPath = p.join(outDir.path, "$outputFilename.bmp");
var pixelBuffer = await viewer.capture();
await pixelBufferToBmp(pixelBuffer, viewportDimensions.width,
viewportDimensions.height, outPath);
}
group('camera', () {
test('getCameraModelMatrix, getCameraPosition, rotation', () async {
var viewer = await createViewer();
var matrix = await viewer.getCameraModelMatrix();
expect(matrix.trace(), 4);
await viewer.setCameraPosition(2.0, 2.0, 2.0);
matrix = await viewer.getCameraModelMatrix();
var position = matrix.getColumn(3).xyz;
expect(position.x, 2.0);
expect(position.y, 2.0);
expect(position.z, 2.0);
position = await viewer.getCameraPosition();
expect(position.x, 2.0);
expect(position.y, 2.0);
expect(position.z, 2.0);
});
test('getCameraViewMatrix', () async {
var viewer = await createViewer();
var modelMatrix = await viewer.getCameraModelMatrix();
var viewMatrix = await viewer.getCameraViewMatrix();
// The view matrix should be the inverse of the model matrix
var identity = modelMatrix * viewMatrix;
expect(identity.isIdentity(), isTrue);
// Check that moving the camera affects the view matrix
await viewer.setCameraPosition(3.0, 4.0, 5.0);
viewMatrix = await viewer.getCameraViewMatrix();
var invertedView = viewMatrix.clone()..invert();
var position = invertedView.getColumn(3).xyz;
expect(position.x, closeTo(3.0, 1e-6));
expect(position.y, closeTo(4.0, 1e-6));
expect(position.z, closeTo(5.0, 1e-6));
});
test('getCameraProjectionMatrix', () async {
var viewer = await createViewer();
var projectionMatrix = await viewer.getCameraProjectionMatrix();
print(projectionMatrix);
});
test('getCameraCullingProjectionMatrix', () async {
var viewer = await createViewer();
var matrix = await viewer.getCameraCullingProjectionMatrix();
print(matrix);
throw Exception("TODO");
});
test('getCameraFrustum', () async {
var viewer = await createViewer();
var frustum = await viewer.getCameraFrustum();
print(frustum.plane5.normal);
print(frustum.plane5.constant);
await viewer.setCameraLensProjection(10.0, 1000.0, 1.0, 28.0);
frustum = await viewer.getCameraFrustum();
print(frustum.plane5.normal);
print(frustum.plane5.constant);
});
});
group('background', () {
test('set background color to solid green', () async {
var viewer = await createViewer();
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await _capture(viewer, "bgcolor");
await viewer.dispose();
});
test('load skybox', () async {
var viewer = await createViewer();
await viewer.loadSkybox(
"file:///$testDir/../../examples/assets/default_env/default_env_skybox.ktx");
await Future.delayed(Duration(seconds: 1));
await _capture(viewer, "skybox");
});
});
group("gltf", () {
test('load glb', () async {
var viewer = await createViewer();
var model = await viewer.loadGlb("$testDir/cube.glb");
await viewer.transformToUnitCube(model);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
await _capture(viewer, "load_glb");
});
});
group("scene update events", () {
test('add light fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final success = Completer<bool>();
var light = DirectLight(
type: LightType.POINT,
color: 6500,
intensity: 1000000,
position: Vector3(0, 0.6, 0.6),
direction: Vector3(0, 0, 0),
falloffRadius: 2.0);
late StreamSubscription listener;
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityAdded &&
updateEvent.addedEntityType == EntityType.DirectLight &&
updateEvent.getDirectLight() == light;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.addDirectLight(light);
expect(await success.future, true);
});
test('remove light fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final success = Completer<bool>();
var light = await viewer.addDirectLight(DirectLight.point());
late StreamSubscription listener;
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityRemoved &&
updateEvent.entity == light;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.removeLight(light);
expect(await success.future, true);
});
test('add geometry fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final success = Completer<bool>();
var geometry = GeometryHelper.cube();
late StreamSubscription listener;
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityAdded &&
updateEvent.addedEntityType == EntityType.Geometry &&
updateEvent.getAsGeometry() == geometry;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.createGeometry(geometry);
expect(await success.future, true);
});
test('remove geometry fires SceneUpdateEvent', () async {
var viewer = await createViewer();
var geometry = await viewer.createGeometry(GeometryHelper.cube());
final success = Completer<bool>();
late StreamSubscription listener;
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityRemoved &&
updateEvent.entity == geometry;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.removeEntity(geometry);
expect(await success.future, true);
});
test('loadGlb fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final success = Completer<bool>();
late StreamSubscription listener;
final uri = "$testDir/cube.glb";
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityAdded &&
updateEvent.addedEntityType == EntityType.Gltf &&
updateEvent.getAsGLTF().uri == uri;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.loadGlb(uri, keepData: false);
expect(await success.future, true);
});
test('remove glb fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final uri = "$testDir/cube.glb";
var entity = await viewer.loadGlb(uri, keepData: false);
final success = Completer<bool>();
late StreamSubscription listener;
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityRemoved &&
updateEvent.entity == entity;
success.complete(wasSuccess);
listener.cancel();
});
await viewer.removeEntity(entity);
expect(await success.future, true);
});
});
group("custom geometry", () {
test('create cube (no normals)', () async {
var viewer = await createViewer();
var light = await viewer.addLight(
LightType.POINT, 6500, 1000000, 0, 0.6, 0.6, 0, 0, 0,
falloffRadius: 2.0);
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(1.0, 0.0, 1.0, 1.0);
await viewer
.createGeometry(GeometryHelper.cube(normals: false, uvs: false));
await _capture(viewer, "geometry_cube_no_normals");
});
test('create cube (with normals)', () async {
var viewer = await createViewer();
var light = await viewer.addLight(
LightType.POINT, 6500, 1000000, 0, 0.5, 1, 0, 0, 0,
falloffRadius: 100.0);
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(1.0, 0.0, 1.0, 1.0);
await viewer
.createGeometry(GeometryHelper.cube(normals: true, uvs: false));
await _capture(viewer, "geometry_cube_with_normals");
});
test('create sphere (no normals)', () async {
var viewer = await createViewer();
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
await viewer.setCameraPosition(0, 0, 6);
await viewer
.createGeometry(GeometryHelper.sphere(normals: false, uvs: false));
await _capture(viewer, "geometry_sphere_no_normals");
});
});
// test('create instance from glb when keepData is true', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
// await viewer.transformToUnitCube(model);
// var instance = await viewer.createInstance(model);
// await viewer.setPosition(instance, 0.5, 0.5, -0.5);
// await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
// await viewer.setCameraPosition(0, 1, 5);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
// await viewer.setRendering(true);
// await _capture(viewer, "glb_create_instance");
// await viewer.setRendering(false);
// });
// test('create instance from glb fails when keepData is false', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb", keepData: false);
// bool thrown = false;
// try {
// await viewer.createInstance(model);
// } catch (err) {
// thrown = true;
// }
// expect(thrown, true);
// });
// });
// group('Skinning & animations', () {
// test('get bone names', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var names = await viewer.getBoneNames(model);
// expect(names.first, "Bone");
// });
// test('reset bones', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// await viewer.resetBones(model);
// });
// test('set from BVH', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var animation = BVHParser.parse(
// File("$testDir/assets/animation.bvh").readAsStringSync(),
// boneRegex: RegExp(r"Bone$"));
// await viewer.addBoneAnimation(model, animation);
// });
// test('fade in/out', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var animation = BVHParser.parse(
// File("$testDir/assets/animation.bvh").readAsStringSync(),
// boneRegex: RegExp(r"Bone$"));
// await viewer.addBoneAnimation(model, animation,
// fadeInInSecs: 0.5, fadeOutInSecs: 0.5);
// await Future.delayed(Duration(seconds: 1));
// });
group("materials", () {
test('set float4 material property for custom geometry', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
var light = await viewer.addLight(
LightType.SUN, 6500, 1000000, 0, 0, 0, 0, 0, -1);
final cube = await viewer.createGeometry(GeometryHelper.cube());
await _capture(viewer, "set_material_float4_pre");
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 1.0);
await _capture(viewer, "set_material_float4_post");
});
test('set float material property for custom geometry', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
var light = await viewer.addLight(
LightType.SUN, 6500, 1000000, 0, 0, 0, 0, 0, -1);
final cube = await viewer.createGeometry(GeometryHelper.cube());
// this won't actually do anything because the default ubershader doesn't use specular/glossiness
// but we can at least check that the call succeeds
await _capture(viewer, "set_material_specular_pre");
await viewer.setMaterialPropertyFloat(cube, "specularFactor", 0, 0.0);
await _capture(viewer, "set_material_specular_post");
});
test('set float material property (roughness) for custom geometry',
() async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
var light = await viewer.addLight(
LightType.SUN, 6500, 1000000, 0, 0, 0, 0, 0, -1);
final cube = await viewer.createGeometry(GeometryHelper.cube());
// this won't actually do anything because the default ubershader doesn't use specular/glossiness
// but we can at least check that the call succeeds
await _capture(viewer, "set_material_roughness_pre");
await viewer.setMaterialPropertyFloat(cube, "metallicFactor", 0, 0.0);
await viewer.setMaterialPropertyFloat(cube, "roughnessFactor", 0, 0.0);
await _capture(viewer, "set_material_roughness_post");
});
});
group("transforms & parenting", () {
test('getParent and getAncestor both return null when entity has no parent',
() async {
var viewer = await createViewer();
final cube = await viewer.createGeometry(GeometryHelper.cube());
expect(await viewer.getParent(cube), isNull);
expect(await viewer.getAncestor(cube), isNull);
});
test(
'getParent returns the parent entity after one has been set via setParent',
() async {
var viewer = await createViewer();
final cube1 = await viewer.createGeometry(GeometryHelper.cube());
final cube2 = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setParent(cube1, cube2);
final parent = await viewer.getParent(cube1);
expect(parent, cube2);
});
test('getAncestor returns the ultimate parent entity', () async {
var viewer = await createViewer();
final grandparent = await viewer.createGeometry(GeometryHelper.cube());
final parent = await viewer.createGeometry(GeometryHelper.cube());
final child = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setParent(child, parent);
await viewer.setParent(parent, grandparent);
expect(await viewer.getAncestor(child), grandparent);
});
test('set position based on screenspace coord', () async {
var viewer = await createViewer();
print(await viewer.getCameraFov(true));
await viewer.createIbl(1.0, 1.0, 1.0, 1000);
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
// Create the cube geometry
final cube = await viewer.createGeometry(GeometryHelper.cube());
// await viewer.setPosition(cube, -0.05, 0.04, 5.9);
// await viewer.setPosition(cube, -2.54, 2.54, 0);
await viewer.queuePositionUpdateFromViewportCoords(cube, 0, 0);
// we need an explicit render call here to process the transform queue
await viewer.render();
await _capture(viewer, "set_position_from_viewport_coords");
});
});
// test('enable grid overlay', () async {
// await viewer.setBackgroundColor(0, 0, 0, 1);
// await viewer.setCameraPosition(0, 0.5, 0);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.1));
// await viewer.setRendering(true);
// await viewer.setLayerEnabled(2, true);
// await _capture(viewer, "grid");
// await viewer.setRendering(false);
// });
// test('point light', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.POINT, 6500, 1000000, 0, 2, 0, 0, -1, 0,
// falloffRadius: 10.0);
// await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
// await viewer.setCameraPosition(0, 1, 5);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
// await viewer.setRendering(true);
// await _capture(viewer, "point_light");
// await viewer.setRendering(false);
// });
// test('set point light position', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.POINT, 6500, 1000000, 0, 2, 0, 0, -1, 0,
// falloffRadius: 10.0);
// await viewer.setLightPosition(light, 0.5, 2, 0);
// await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
// await viewer.setCameraPosition(0, 1, 5);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
// await viewer.setRendering(true);
// await _capture(viewer, "move_point_light");
// await viewer.setRendering(false);
// });
// test('directional light', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.SUN, 6500, 1000000, 0, 0, 0, 0, -1, 0);
// await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
// await viewer.setCameraPosition(0, 1, 5);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
// await viewer.setRendering(true);
// await _capture(viewer, "directional_light");
// await viewer.setRendering(false);
// });
// test('set directional light direction', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.SUN, 6500, 1000000, 0, 0, 0, 0, -1, 0);
// await viewer.setLightDirection(light, Vector3(-1, -1, -1));
// await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
// await viewer.setCameraPosition(0, 1, 5);
// await viewer
// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
// await viewer.setRendering(true);
// await _capture(viewer, "set_directional_light_direction");
// await viewer.setRendering(false);
// });
group("stencil", () {
test('set stencil highlight for glb', () async {
final viewer = await createViewer();
var model = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
await viewer.setPostProcessing(true);
var light = await viewer.addLight(
LightType.SUN, 6500, 1000000, 0, 0, 0, 0, -1, 0);
await viewer.setLightDirection(light, Vector3(0, 1, -1));
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, -1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), pi / 8));
await viewer.setStencilHighlight(model);
await _capture(viewer, "stencil_highlight_glb");
});
test('set stencil highlight for geometry', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 2, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setStencilHighlight(cube);
await _capture(viewer, "stencil_highlight_geometry");
await viewer.removeStencilHighlight(cube);
await _capture(viewer, "stencil_highlight_geometry_remove");
});
test('set stencil highlight for gltf asset', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
await viewer.setStencilHighlight(cube1);
await _capture(viewer, "stencil_highlight_gltf");
await viewer.removeStencilHighlight(cube1);
await _capture(viewer, "stencil_highlight_gltf_removed");
});
test('set stencil highlight for multiple geometry ', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.createGeometry(GeometryHelper.cube());
var cube2 = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setPosition(cube2, 0.5, 0.5, 0);
await viewer.setStencilHighlight(cube1);
await viewer.setStencilHighlight(cube2, r: 0.0, g: 0.0, b: 1.0);
await _capture(viewer, "stencil_highlight_multiple_geometry");
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await _capture(viewer, "stencil_highlight_multiple_geometry_removed");
});
test('set stencil highlight for multiple gltf assets ', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
var cube2 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube2);
await viewer.setPosition(cube2, 0.5, 0.5, 0);
await viewer.setStencilHighlight(cube1);
await viewer.setStencilHighlight(cube2, r: 0.0, g: 0.0, b: 1.0);
await _capture(viewer, "stencil_highlight_multiple_geometry");
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await _capture(viewer, "stencil_highlight_multiple_geometry_removed");
});
});
}