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chore: update tests

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This commit is contained in:
Nick Fisher
2024-09-27 15:06:02 +08:00
parent 0876a91e17
commit ff7c582157
6 changed files with 565 additions and 44 deletions
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thermion_dart/test/assets/default_env_ibl.ktx Normal file
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thermion_dart/test/assets/default_env_skybox.ktx Normal file
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thermion_dart/test/helpers.dart
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@@ -55,7 +55,6 @@ extension on Uri {
String get name => pathSegments.where((e) => e != '').last;
}
late String testDir;
Future<Uint8List> savePixelBufferToBmp(
Uint8List pixelBuffer, int width, int height, String outputPath) async {
@@ -66,7 +65,9 @@ Future<Uint8List> savePixelBufferToBmp(
}
class TestHelper {
late Directory outDir;
late String testDir;
TestHelper(String dir) {
final packageUri = findPackageRoot('thermion_dart');

126
thermion_dart/test/integration_test.dart
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@@ -24,22 +24,17 @@ void main() async {
test('set background color to full transparency', () async {
var viewer = await createViewer();
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 0.0);
await testHelper.capture(viewer, "set_background_color_to_transparent_green");
await testHelper.capture(
viewer, "set_background_color_to_transparent_green");
await viewer.dispose();
});
test('load skybox', () async {
var viewer = await createViewer();
await viewer.loadSkybox(
"file:///$testDir/../../examples/assets/default_env/default_env_skybox.ktx");
await Future.delayed(Duration(seconds: 1));
await testHelper.capture(viewer, "skybox");
});
test('set background image', () async {
var viewer = await createViewer();
await viewer
.setBackgroundImage("file:///$testDir/cube_texture_512x512.png");
await viewer.setBackgroundImage(
"file:///${testHelper.testDir}/assets/cube_texture_512x512.png");
await viewer.setPostProcessing(true);
await viewer.setToneMapping(ToneMapper.LINEAR);
await testHelper.capture(viewer, "set_background_image");
@@ -50,7 +45,7 @@ void main() async {
group("gltf", () {
test('load glb from file', () async {
var viewer = await createViewer();
var model = await viewer.loadGlb("file://$testDir/cube.glb");
var model = await viewer.loadGlb("file://${testHelper.testDir}/cube.glb");
await viewer.transformToUnitCube(model);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
@@ -61,7 +56,7 @@ void main() async {
test('load glb from buffer', () async {
var viewer = await createViewer();
var buffer = File("$testDir/cube.glb").readAsBytesSync();
var buffer = File("${testHelper.testDir}/cube.glb").readAsBytesSync();
var model = await viewer.loadGlbFromBuffer(buffer);
await viewer.transformToUnitCube(model);
await viewer.setBackgroundColor(0.0, 0.0, 1.0, 1.0);
@@ -79,7 +74,7 @@ void main() async {
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var buffer = File("$testDir/cube.glb").readAsBytesSync();
var buffer = File("${testHelper.testDir}/cube.glb").readAsBytesSync();
var model1 = await viewer.loadGlbFromBuffer(buffer, priority: 7);
var model2 = await viewer.loadGlbFromBuffer(buffer, priority: 0);
@@ -182,7 +177,7 @@ void main() async {
late StreamSubscription listener;
final uri = "$testDir/cube.glb";
final uri = "${testHelper.testDir}/cube.glb";
listener = viewer.sceneUpdated.listen((updateEvent) {
var wasSuccess = updateEvent.eventType == EventType.EntityAdded &&
@@ -197,7 +192,7 @@ void main() async {
test('remove glb fires SceneUpdateEvent', () async {
var viewer = await createViewer();
final uri = "$testDir/cube.glb";
final uri = "${testHelper.testDir}/cube.glb";
var entity = await viewer.loadGlb(uri, keepData: false);
final success = Completer<bool>();
@@ -273,7 +268,8 @@ void main() async {
materialInstance: materialInstance);
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 0.0);
await testHelper.capture(viewer, "geometry_cube_with_custom_material_ubershader");
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_ubershader");
await viewer.removeEntity(cube);
await viewer.destroyMaterialInstance(materialInstance);
});
@@ -292,7 +288,7 @@ void main() async {
GeometryHelper.cube(uvs: true, normals: true),
materialInstance: materialInstance);
var textureData =
File("$testDir/cube_texture_512x512.png").readAsBytesSync();
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture as ThermionFFITexture, cube);
await testHelper.capture(
@@ -302,6 +298,25 @@ void main() async {
await viewer.destroyTexture(texture);
});
test('unlit material with color only', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
await viewer.setPostProcessing(true);
await viewer.setToneMapping(ToneMapper.LINEAR);
var materialInstance = await viewer.createUnlitMaterialInstance();
var cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 1.0);
await testHelper.capture(viewer, "unlit_material_base_color");
await viewer.dispose();
});
test('create cube with custom material instance (unlit)', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 2, 6);
@@ -316,7 +331,7 @@ void main() async {
materialInstance: materialInstance);
var textureData =
File("$testDir/cube_texture_512x512.png").readAsBytesSync();
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture, cube);
await testHelper.capture(
@@ -385,7 +400,8 @@ void main() async {
// if we disable depth write on cube1, then cube2 will always appear in front
// (relying on insertion order)
materialInstance!.setDepthWriteEnabled(false);
await testHelper.capture(viewer, "material_instance_depth_write_disabled");
await testHelper.capture(
viewer, "material_instance_depth_write_disabled");
// set priority for the cube1 cube to 7 (render) last, cube1 renders in front
await viewer.setPriority(cube1, 7);
@@ -395,7 +411,7 @@ void main() async {
});
// test('create instance from glb when keepData is true', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
// await viewer.transformToUnitCube(model);
// var instance = await viewer.createInstance(model);
// await viewer.setPosition(instance, 0.5, 0.5, -0.5);
@@ -409,7 +425,7 @@ void main() async {
// });
// test('create instance from glb fails when keepData is false', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb", keepData: false);
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: false);
// bool thrown = false;
// try {
// await viewer.createInstance(model);
@@ -422,27 +438,27 @@ void main() async {
// group('Skinning & animations', () {
// test('get bone names', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/assets/shapes.glb");
// var names = await viewer.getBoneNames(model);
// expect(names.first, "Bone");
// });
// test('reset bones', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/assets/shapes.glb");
// await viewer.resetBones(model);
// });
// test('set from BVH', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/assets/shapes.glb");
// var animation = BVHParser.parse(
// File("$testDir/assets/animation.bvh").readAsStringSync(),
// File("${testHelper.testDir}/assets/animation.bvh").readAsStringSync(),
// boneRegex: RegExp(r"Bone$"));
// await viewer.addBoneAnimation(model, animation);
// });
// test('fade in/out', () async {
// var model = await viewer.loadGlb("$testDir/assets/shapes.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/assets/shapes.glb");
// var animation = BVHParser.parse(
// File("$testDir/assets/animation.bvh").readAsStringSync(),
// File("${testHelper.testDir}/assets/animation.bvh").readAsStringSync(),
// boneRegex: RegExp(r"Bone$"));
// await viewer.addBoneAnimation(model, animation,
// fadeInInSecs: 0.5, fadeOutInSecs: 0.5);
@@ -504,6 +520,25 @@ void main() async {
});
group("transforms & parenting", () {
test('set multiple transforms simultaneously with setTransforms', () async {
var viewer =
await createViewer(bg: kRed, cameraPosition: Vector3(0, 0, 5));
final cube1 = await viewer.createGeometry(GeometryHelper.cube());
final cube2 = await viewer.createGeometry(GeometryHelper.cube());
await viewer.queueTransformUpdates([
cube1,
cube2
], [
Matrix4.translation(Vector3(-1, 0, 0)),
Matrix4.translation(Vector3(1, 0, 0))
]);
await viewer.render();
await testHelper.capture(viewer, "set_multiple_transforms");
});
test('getParent and getAncestor both return null when entity has no parent',
() async {
var viewer = await createViewer();
@@ -584,11 +619,13 @@ void main() async {
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var buffer = File("$testDir/cube.glb").readAsBytesSync();
var buffer = File("${testHelper.testDir}/cube.glb").readAsBytesSync();
var model = await viewer.loadGlbFromBuffer(buffer, layer: 1);
await testHelper.capture(viewer, "load_glb_from_buffer_with_layer_disabled");
await testHelper.capture(
viewer, "load_glb_from_buffer_with_layer_disabled");
await viewer.setLayerVisibility(1, true);
await testHelper.capture(viewer, "load_glb_from_buffer_with_layer_enabled");
await testHelper.capture(
viewer, "load_glb_from_buffer_with_layer_enabled");
});
test('change layer visibility at runtime', () async {
@@ -600,7 +637,8 @@ void main() async {
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube = await viewer.createGeometry(GeometryHelper.cube());
await testHelper.capture(viewer, "change_layer_visibility_at_runtime_default");
await testHelper.capture(
viewer, "change_layer_visibility_at_runtime_default");
// all entities set to layer 0 by default, so this should now be invisible
await viewer.setLayerVisibility(0, false);
@@ -620,7 +658,7 @@ void main() async {
});
// test('point light', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.POINT, 6500, 1000000, 0, 2, 0, 0, -1, 0,
@@ -635,7 +673,7 @@ void main() async {
// });
// test('set point light position', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.POINT, 6500, 1000000, 0, 2, 0, 0, -1, 0,
@@ -651,7 +689,7 @@ void main() async {
// });
// test('directional light', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.SUN, 6500, 1000000, 0, 0, 0, 0, -1, 0);
@@ -665,7 +703,7 @@ void main() async {
// });
// test('set directional light direction', () async {
// var model = await viewer.loadGlb("$testDir/cube.glb");
// var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb");
// await viewer.transformToUnitCube(model);
// var light = await viewer.addLight(
// LightType.SUN, 6500, 1000000, 0, 0, 0, 0, -1, 0);
@@ -682,7 +720,7 @@ void main() async {
group("stencil", () {
test('set stencil highlight for glb', () async {
final viewer = await createViewer();
var model = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
var model = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.setPostProcessing(true);
var light = await viewer.addLight(
@@ -723,7 +761,7 @@ void main() async {
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
var cube1 = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
await viewer.setStencilHighlight(cube1);
@@ -754,7 +792,8 @@ void main() async {
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await testHelper.capture(viewer, "stencil_highlight_multiple_geometry_removed");
await testHelper.capture(
viewer, "stencil_highlight_multiple_geometry_removed");
});
test('set stencil highlight for multiple gltf assets ', () async {
@@ -765,9 +804,9 @@ void main() async {
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
var cube1 = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
var cube2 = await viewer.loadGlb("$testDir/cube.glb", keepData: true);
var cube2 = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube2);
await viewer.setPosition(cube2, 0.5, 0.5, 0);
await viewer.setStencilHighlight(cube1);
@@ -778,7 +817,8 @@ void main() async {
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await testHelper.capture(viewer, "stencil_highlight_multiple_geometry_removed");
await testHelper.capture(
viewer, "stencil_highlight_multiple_geometry_removed");
});
});
@@ -787,7 +827,7 @@ void main() async {
var viewer = await createViewer();
var textureData =
File("$testDir/cube_texture_512x512.png").readAsBytesSync();
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
@@ -853,7 +893,7 @@ void main() async {
// await viewer.setMaterialPropertyFloat4(
// cube, "baseColorFactor", 0, 1.0, 1.0, 1.0, 1.0);
// var textureData =
// File("$testDir/cube_texture_512x512.png").readAsBytesSync();
// File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
// var texture = await viewer.createTexture(textureData);
// await viewer.applyTexture(texture, cube,
// materialIndex: 0, parameterName: "baseColorMap");

461
thermion_dart/test/material_tests.dart Normal file
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@@ -0,0 +1,461 @@
import 'dart:async';
import 'dart:io';
import 'dart:math';
import 'package:thermion_dart/src/viewer/src/events.dart';
import 'package:thermion_dart/src/viewer/src/ffi/src/thermion_viewer_ffi.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("integration");
group("texture tests", () {
test('apply texture to custom ubershader material instance', () async {
var viewer = await createViewer();
await viewer.addLight(LightType.SUN, 6500, 1000000, 0, 0, 0, 0, 0, -1);
await viewer.setCameraPosition(0, 2, 6);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 8));
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
var materialInstance = await viewer.createUbershaderMaterialInstance();
final cube = await viewer.createGeometry(
GeometryHelper.cube(uvs: true, normals: true),
materialInstance: materialInstance);
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture as ThermionFFITexture, cube);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_ubershader_texture");
await viewer.removeEntity(cube);
await viewer.destroyMaterialInstance(materialInstance);
await viewer.destroyTexture(texture);
});
test('unlit material with color only', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 0, 6);
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
await viewer.setPostProcessing(true);
await viewer.setToneMapping(ToneMapper.LINEAR);
var materialInstance = await viewer.createUnlitMaterialInstance();
var cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 1.0);
await testHelper.capture(viewer, "unlit_material_base_color");
await viewer.dispose();
});
test('create cube with custom material instance (unlit)', () async {
var viewer = await createViewer();
await viewer.setCameraPosition(0, 2, 6);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 8));
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
await viewer.setPostProcessing(true);
await viewer.setToneMapping(ToneMapper.LINEAR);
var materialInstance = await viewer.createUnlitMaterialInstance();
var cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture, cube);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_texture_only");
await viewer.removeEntity(cube);
cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
// reusing same material instance, so set baseColorIndex to -1 to disable the texture
await viewer.setMaterialPropertyInt(cube, "baseColorIndex", 0, -1);
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 1.0);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_color_only");
await viewer.removeEntity(cube);
cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
// now set baseColorIndex to 0 to enable the texture and the base color
await viewer.setMaterialPropertyInt(cube, "baseColorIndex", 0, 0);
await viewer.setMaterialPropertyFloat4(
cube, "baseColorFactor", 0, 0.0, 1.0, 0.0, 0.5);
await viewer.applyTexture(texture, cube);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_color_and_texture");
await viewer.removeEntity(cube);
await viewer.destroyTexture(texture);
await viewer.destroyMaterialInstance(materialInstance);
await viewer.dispose();
});
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 testHelper.capture(viewer, "geometry_sphere_no_normals");
});
});
group("MaterialInstance", () {
test('disable depth write', () async {
var viewer = await createViewer();
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 0, 6);
await viewer.addDirectLight(
DirectLight.sun(direction: Vector3(0, 0, -1)..normalize()));
final cube1 = await viewer.createGeometry(GeometryHelper.cube());
var materialInstance = await viewer.getMaterialInstanceAt(cube1, 0);
final cube2 = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setMaterialPropertyFloat4(
cube2, "baseColorFactor", 0, 0, 1, 0, 1);
await viewer.setPosition(cube2, 1.0, 0.0, -1.0);
expect(materialInstance, isNotNull);
// with depth write enabled on both materials, cube2 renders behind the white cube
await testHelper.capture(viewer, "material_instance_depth_write_enabled");
// if we disable depth write on cube1, then cube2 will always appear in front
// (relying on insertion order)
materialInstance!.setDepthWriteEnabled(false);
await testHelper.capture(
viewer, "material_instance_depth_write_disabled");
// set priority for the cube1 cube to 7 (render) last, cube1 renders in front
await viewer.setPriority(cube1, 7);
await testHelper.capture(
viewer, "material_instance_depth_write_disabled_with_priority");
});
test('set uv scaling (unlit)', () async {
var viewer = await createViewer();
await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 0, 6);
await viewer.addDirectLight(
DirectLight.sun(direction: Vector3(0, 0, -1)..normalize()));
final unlitMaterialInstance = await viewer.createUnlitMaterialInstance();
final cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: unlitMaterialInstance);
await viewer.setMaterialPropertyFloat4(
cube, 'baseColorFactor', 0, 1, 1, 1, 1);
await viewer.setMaterialPropertyInt(
cube, 'baseColorIndex', 0, 1);
unlitMaterialInstance.setParameterFloat2("uvScale", 2.0, 4.0);
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture, cube);
await testHelper.capture(viewer, "set_uv_scaling");
});
});
group("stencil", () {
test('set stencil highlight for glb', () async {
final viewer = await createViewer();
var model = await viewer.loadGlb("${testHelper.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 testHelper.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 testHelper.capture(viewer, "stencil_highlight_geometry");
await viewer.removeStencilHighlight(cube);
await testHelper.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("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
await viewer.setStencilHighlight(cube1);
await testHelper.capture(viewer, "stencil_highlight_gltf");
await viewer.removeStencilHighlight(cube1);
await testHelper.capture(viewer, "stencil_highlight_gltf_removed");
});
test('set stencil highlight for multiple geometry ', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.createGeometry(GeometryHelper.cube());
var cube2 = await viewer.createGeometry(GeometryHelper.cube());
await viewer.setPosition(cube2, 0.5, 0.5, 0);
await viewer.setStencilHighlight(cube1);
await viewer.setStencilHighlight(cube2, r: 0.0, g: 0.0, b: 1.0);
await testHelper.capture(viewer, "stencil_highlight_multiple_geometry");
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await testHelper.capture(
viewer, "stencil_highlight_multiple_geometry_removed");
});
test('set stencil highlight for multiple gltf assets ', () async {
var viewer = await createViewer();
await viewer.setPostProcessing(true);
await viewer.setBackgroundColor(0.0, 1.0, 0.0, 1.0);
await viewer.setCameraPosition(0, 1, 5);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -0.5));
var cube1 = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube1);
var cube2 = await viewer.loadGlb("${testHelper.testDir}/cube.glb", keepData: true);
await viewer.transformToUnitCube(cube2);
await viewer.setPosition(cube2, 0.5, 0.5, 0);
await viewer.setStencilHighlight(cube1);
await viewer.setStencilHighlight(cube2, r: 0.0, g: 0.0, b: 1.0);
await testHelper.capture(viewer, "stencil_highlight_multiple_geometry");
await viewer.removeStencilHighlight(cube1);
await viewer.removeStencilHighlight(cube2);
await testHelper.capture(
viewer, "stencil_highlight_multiple_geometry_removed");
});
});
group("texture", () {
test("create/apply/dispose texture", () async {
var viewer = await createViewer();
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
await viewer.addDirectLight(
DirectLight.sun(direction: Vector3(0, -10, -1)..normalize()));
await viewer.addDirectLight(DirectLight.spot(
intensity: 1000000,
position: Vector3(0, 0, 1.5),
direction: Vector3(0, 0, -1)..normalize(),
falloffRadius: 10,
spotLightConeInner: 1,
spotLightConeOuter: 1));
await viewer.setCameraPosition(0, 2, 6);
await viewer
.setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 8));
var materialInstance =
await viewer.createUbershaderMaterialInstance(unlit: true);
var cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstance: materialInstance);
await viewer.setPostProcessing(true);
await viewer.setToneMapping(ToneMapper.LINEAR);
await viewer.applyTexture(texture, cube,
materialIndex: 0, parameterName: "baseColorMap");
await testHelper.capture(viewer, "texture_applied_to_geometry");
await viewer.removeEntity(cube);
await viewer.destroyTexture(texture);
});
});
group("render thread", () {
test("request frame on render thread", () async {
var viewer = await createViewer();
viewer.requestFrame();
await Future.delayed(Duration(milliseconds: 20));
await viewer.dispose();
});
});
// group("unproject", () {
// test("unproject", () async {
// final dimensions = (width: 1280, height: 768);
// var viewer = await createViewer(viewportDimensions: dimensions);
// await viewer.setPostProcessing(false);
// // await viewer.setToneMapping(ToneMapper.LINEAR);
// await viewer.setBackgroundColor(1.0, 1.0, 1.0, 1.0);
// // await viewer.createIbl(1.0, 1.0, 1.0, 100000);
// await viewer.addLight(LightType.SUN, 6500, 100000, -2, 0, 0, 1, -1, 0);
// await viewer.addLight(LightType.SPOT, 6500, 500000, 0, 0, 2, 0, 0, -1,
// falloffRadius: 10, spotLightConeInner: 1.0, spotLightConeOuter: 2.0);
// await viewer.setCameraPosition(-3, 4, 6);
// await viewer.setCameraRotation(
// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
// Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 6));
// var cube =
// await viewer.createGeometry(GeometryHelper.cube(), keepData: true);
// await viewer.setMaterialPropertyFloat4(
// cube, "baseColorFactor", 0, 1.0, 1.0, 1.0, 1.0);
// var textureData =
// File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
// var texture = await viewer.createTexture(textureData);
// await viewer.applyTexture(texture, cube,
// materialIndex: 0, parameterName: "baseColorMap");
// var numFrames = 60;
// // first do the render
// for (int i = 0; i < numFrames; i++) {
// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
// await viewer.setCameraRotation(
// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
// Quaternion.axisAngle(
// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
// var rendered = await testHelper.capture(viewer, "unproject_render$i");
// var renderPng =
// await pixelsToPng(rendered, dimensions.width, dimensions.height);
// File("${outDir.path}/unproject_render${i}.png")
// .writeAsBytesSync(renderPng);
// }
// // then go off and convert the video
// // now unproject the render back onto the geometry
// final textureSize = (width: 1280, height: 768);
// var pixels = <Uint8List>[];
// // note we skip the first frame
// for (int i = 0; i < numFrames; i++) {
// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
// await viewer.setCameraRotation(
// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
// Quaternion.axisAngle(
// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
// var input = pngToPixelBuffer(File(
// "${outDir.path}/a8c317af-6081-4848-8a06-f6b69bc57664_${i + 1}.png")
// .readAsBytesSync());
// var pixelBuffer = await (await viewer as ThermionViewerFFI).unproject(
// cube,
// input,
// dimensions.width,
// dimensions.height,
// textureSize.width,
// textureSize.height);
// // var png = await pixelsToPng(Uint8List.fromList(pixelBuffer),
// // dimensions.width, dimensions.height);
// await savePixelBufferToBmp(
// pixelBuffer,
// textureSize.width,
// textureSize.height,
// p.join(outDir.path, "unprojected_texture${i}.bmp"));
// pixels.add(pixelBuffer);
// if (i > 10) {
// break;
// }
// }
// // }
// final aggregatePixelBuffer = medianImages(pixels);
// await savePixelBufferToBmp(aggregatePixelBuffer, textureSize.width,
// textureSize.height, "unproject_texture.bmp");
// var pixelBufferPng = await pixelsToPng(
// Uint8List.fromList(aggregatePixelBuffer),
// dimensions.width,
// dimensions.height);
// File("${outDir.path}/unproject_texture.png")
// .writeAsBytesSync(pixelBufferPng);
// await viewer.setPostProcessing(true);
// await viewer.setToneMapping(ToneMapper.LINEAR);
// final unlit = await viewer.createUnlitMaterialInstance();
// await viewer.removeEntity(cube);
// cube = await viewer.createGeometry(GeometryHelper.cube(),
// materialInstance: unlit);
// var reconstructedTexture = await viewer.createTexture(pixelBufferPng);
// await viewer.applyTexture(reconstructedTexture, cube);
// await viewer.setCameraRotation(
// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
// Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 6));
// await testHelper.capture(viewer, "unproject_reconstruct");
// // now re-render
// for (int i = 0; i < numFrames; i++) {
// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
// await viewer.setCameraRotation(
// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
// Quaternion.axisAngle(
// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
// var rendered = await testHelper.capture(viewer, "unproject_rerender$i");
// var renderPng =
// await pixelsToPng(rendered, dimensions.width, dimensions.height);
// File("${outDir.path}/unproject_rerender${i}.png")
// .writeAsBytesSync(renderPng);
// }
// }, timeout: Timeout(Duration(minutes: 2)));
// });
}

19
thermion_dart/test/skybox_tests.dart Normal file
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import 'dart:async';
import 'package:test/test.dart';
import 'helpers.dart';
void main() async {
final testHelper = TestHelper("integration");
group("skybox", () {
test('load skybox', () async {
var viewer = await createViewer();
await viewer.loadSkybox(
"file:///${testHelper.testDir}/assets/default_env_skybox.ktx");
await testHelper.capture(viewer, "load_skybox");
await viewer.removeSkybox();
await testHelper.capture(viewer, "remove_skybox");
});
});
}