370 lines
14 KiB
Dart
370 lines
14 KiB
Dart
import 'dart:io';
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import 'dart:typed_data';
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import 'package:thermion_dart/thermion_dart.dart';
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import 'package:test/test.dart';
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import 'package:vector_math/vector_math_64.dart';
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import 'helpers.dart';
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void main() async {
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final testHelper = TestHelper("overlay");
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// var material = await viewer.createMaterial(File(
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// "/Users/nickfisher/Documents/thermion/materials/grid.filamat")
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// .readAsBytesSync());
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// var materialInstance = await material.createInstance();
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// await materialInstance.setCullingMode(CullingMode.NONE);
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// await materialInstance.setParameterFloat("distance", 10000.0);
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// await materialInstance.setParameterFloat("lineSize", 0.001);
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// var grid = await viewer.createGeometry(await createGridGeometry(),
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// materialInstances: [materialInstance]);
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// await viewer.setPriority(grid.entity, 7);
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// await viewer.setViewFrustumCulling(false);
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Future<Geometry> createGridGeometry() async {
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List<double> vertices = [];
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List<int> indices = [];
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double stepSize = 1 / 4.0;
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for (double x = -1.0; x < 1.0; x += stepSize) {
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for (double z = -1.0; z < 1.0; z += stepSize) {
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int baseIndex = vertices.length ~/ 3;
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var verts = [
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x,
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0.0,
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z,
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x,
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0.0,
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z + stepSize,
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x + stepSize,
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0.0,
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z + stepSize,
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x + stepSize,
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0.0,
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z
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];
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vertices.addAll(verts);
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indices.addAll([
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baseIndex,
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baseIndex + 1,
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baseIndex + 2,
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baseIndex + 2,
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baseIndex + 3,
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baseIndex
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]);
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}
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}
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return Geometry(Float32List.fromList(vertices), indices);
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}
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group("overlay tests", () {
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group("grid", () {
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test('enable grid', () async {
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await testHelper.withViewer(
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(viewer) async {
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var viewMatrix = makeViewMatrix(
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Vector3(0, 20, 0), Vector3(0, 0, 0), Vector3(0, 0, -1));
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var modelMatrix = viewMatrix.clone()..invert();
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await viewer.setCameraModelMatrix4(modelMatrix);
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await viewer.showGridOverlay();
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await viewer.setLayerVisibility(VisibilityLayers.OVERLAY, true);
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final cube = await viewer.createGeometry(
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GeometryHelper.cube(normals: false, uvs: false));
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await testHelper.capture(viewer, "grid_added_layer_visible");
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await viewer.setLayerVisibility(VisibilityLayers.OVERLAY, false);
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await testHelper.capture(viewer, "grid_added_layer_invisible");
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await viewer.setLayerVisibility(VisibilityLayers.OVERLAY, true);
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await viewer.removeGridOverlay();
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await testHelper.capture(viewer, "grid_remove_layer_visible");
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},
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postProcessing: true,
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);
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});
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});
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group("stencil", () {
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test('set stencil highlight for geometry', () async {
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await testHelper.withViewer((viewer) async {
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var cube = await viewer
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.createGeometry(GeometryHelper.cube(normals: false, uvs: false));
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await testHelper.capture(viewer, "geometry_before_stencil_highlight");
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await cube.setStencilHighlight();
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await testHelper.capture(viewer, "geometry_add_stencil_highlight");
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await cube.removeStencilHighlight();
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await testHelper.capture(viewer, "geometry_remove_stencil_highlight");
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await viewer.setTransform(
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cube.entity, Matrix4.translation(Vector3(1, 0, 0)));
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await cube.setStencilHighlight();
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await testHelper.capture(viewer, "geometry_add_stencil_highlight2");
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}, postProcessing: true);
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});
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test('set stencil highlight for glb', () async {
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await testHelper.withViewer((viewer) async {
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var cube = await viewer.loadGlb(
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"${testHelper.testDir}/assets/cube.glb",
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numInstances: 2);
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await testHelper.capture(viewer, "glb_before_stencil_highlight");
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// gltf is slightly more complicated, because the "head" entity is
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// not renderable, so we need to pick a child entity with a renderable
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// component.
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await cube.setStencilHighlight(entityIndex: 0);
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await testHelper.capture(viewer, "glb_add_stencil_highlight");
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await cube.removeStencilHighlight();
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await testHelper.capture(viewer, "glb_remove_stencil_highlight");
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}, postProcessing: true, bg: kWhite);
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});
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});
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group("bounding box", () {
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test('add bounding box to geometry', () async {
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await testHelper.withViewer(
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(viewer) async {
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final cube = await viewer.createGeometry(
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GeometryHelper.cube(normals: false, uvs: false));
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await cube.setBoundingBoxVisibility(true);
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await testHelper.capture(viewer, "geometry_bounding_box_visible");
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await cube.setBoundingBoxVisibility(false);
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await testHelper.capture(
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viewer, "geometry_bounding_box_not_visible");
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await cube.setBoundingBoxVisibility(true);
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await viewer.destroyAsset(cube);
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await testHelper.capture(
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viewer, "geometry_bounding_box_removed");
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},
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postProcessing: true,
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);
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});
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test('add bounding box to gltf', () async {
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await testHelper.withViewer(
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(viewer) async {
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var cube = await viewer
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.loadGlb("file://${testHelper.testDir}/assets/cube.glb");
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await cube.setBoundingBoxVisibility(true);
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await testHelper.capture(viewer, "gltf_bounding_box_visible");
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await cube.setBoundingBoxVisibility(false);
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await testHelper.capture(viewer, "gltf_bounding_box_not_visible");
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},
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postProcessing: true,
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);
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});
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});
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});
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// test('set uv scaling (unlit)', () async {
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// var viewer = await testHelper.createViewer();
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// await viewer.setBackgroundColor(1.0, 0.0, 0.0, 1.0);
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// await viewer.setCameraPosition(0, 0, 6);
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// await viewer.addDirectLight(
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// DirectLight.sun(direction: Vector3(0, 0, -1)..normalize()));
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// final unlitMaterialInstance = await viewer.createUnlitMaterialInstance();
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// final cube = await viewer.createGeometry(GeometryHelper.cube(),
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// materialInstance: unlitMaterialInstance);
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// await viewer.setMaterialPropertyFloat4(
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// cube, 'baseColorFactor', 0, 1, 1, 1, 1);
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// await viewer.setMaterialPropertyInt(cube, 'baseColorIndex', 0, 1);
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// unlitMaterialInstance.setParameterFloat2("uvScale", 2.0, 4.0);
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// var textureData =
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// File("${testHelper.testDir}/assets/cube_texture_512x512.png")
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// .readAsBytesSync();
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// var texture = await viewer.createTexture(textureData);
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// await viewer.applyTexture(texture, cube);
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// await testHelper.capture(viewer, "set_uv_scaling");
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// await viewer.dispose();
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// });
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// });
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// group("texture", () {
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// test("create/apply/dispose texture", () async {
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// var viewer = await testHelper.createViewer();
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// var textureData =
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// File("${testHelper.testDir}/assets/cube_texture_512x512.png")
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// .readAsBytesSync();
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// var texture = await viewer.createTexture(textureData);
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// await viewer.setBackgroundColor(0.0, 0.0, 0.0, 1.0);
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// await viewer.addDirectLight(
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// DirectLight.sun(direction: Vector3(0, -10, -1)..normalize()));
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// await viewer.addDirectLight(DirectLight.spot(
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// intensity: 1000000,
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// position: Vector3(0, 0, 1.5),
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// direction: Vector3(0, 0, -1)..normalize(),
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// falloffRadius: 10,
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// spotLightConeInner: 1,
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// spotLightConeOuter: 1));
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// await viewer.setCameraPosition(0, 2, 6);
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// await viewer
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// .setCameraRotation(Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 8));
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// var materialInstance =
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// await viewer.createUbershaderMaterialInstance(unlit: true);
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// var cube = await viewer.createGeometry(GeometryHelper.cube(),
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// materialInstances: [materialInstance]);
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// await viewer.setPostProcessing(true);
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// await viewer.setToneMapping(ToneMapper.LINEAR);
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// await viewer.applyTexture(texture, cube,
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// materialIndex: 0, parameterName: "baseColorMap");
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// await testHelper.capture(viewer, "texture_applied_to_geometry");
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// await viewer.destroyAsset(cube);
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// await viewer.destroyTexture(texture);
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// await viewer.dispose();
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// });
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// });
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// group("unproject", () {
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// test("unproject", () async {
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// final dimensions = (width: 1280, height: 768);
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// var viewer = await testHelper.createViewer(viewportDimensions: dimensions);
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// await viewer.setPostProcessing(false);
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// // await viewer.setToneMapping(ToneMapper.LINEAR);
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// await viewer.setBackgroundColor(1.0, 1.0, 1.0, 1.0);
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// // await viewer.createIbl(1.0, 1.0, 1.0, 100000);
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// await viewer.addLight(LightType.SUN, 6500, 100000, -2, 0, 0, 1, -1, 0);
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// await viewer.addLight(LightType.SPOT, 6500, 500000, 0, 0, 2, 0, 0, -1,
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// falloffRadius: 10, spotLightConeInner: 1.0, spotLightConeOuter: 2.0);
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// await viewer.setCameraPosition(-3, 4, 6);
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// await viewer.setCameraRotation(
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// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
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// Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 6));
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// var cube =
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// await viewer.createGeometry(GeometryHelper.cube(), keepData: true);
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// await viewer.setMaterialPropertyFloat4(
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// cube, "baseColorFactor", 0, 1.0, 1.0, 1.0, 1.0);
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// var textureData =
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// File("${testHelper.testDir}/assets/cube_texture_512x512.png").readAsBytesSync();
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// var texture = await viewer.createTexture(textureData);
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// await viewer.applyTexture(texture, cube,
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// materialIndex: 0, parameterName: "baseColorMap");
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// var numFrames = 60;
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// // first do the render
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// for (int i = 0; i < numFrames; i++) {
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// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
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// await viewer.setCameraRotation(
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// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
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// Quaternion.axisAngle(
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// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
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// var rendered = await testHelper.capture(viewer, "unproject_render$i");
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// var renderPng =
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// await pixelsToPng(rendered, dimensions.width, dimensions.height);
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// File("${outDir.path}/unproject_render${i}.png")
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// .writeAsBytesSync(renderPng);
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// }
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// // then go off and convert the video
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// // now unproject the render back onto the geometry
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// final textureSize = (width: 1280, height: 768);
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// var pixels = <Uint8List>[];
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// // note we skip the first frame
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// for (int i = 0; i < numFrames; i++) {
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// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
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// await viewer.setCameraRotation(
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// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
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// Quaternion.axisAngle(
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// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
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// var input = pngToPixelBuffer(File(
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// "${outDir.path}/a8c317af-6081-4848-8a06-f6b69bc57664_${i + 1}.png")
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// .readAsBytesSync());
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// var pixelBuffer = await (await viewer as ThermionViewerFFI).unproject(
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// cube,
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// input,
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// dimensions.width,
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// dimensions.height,
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// textureSize.width,
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// textureSize.height);
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// // var png = await pixelsToPng(Uint8List.fromList(pixelBuffer),
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// // dimensions.width, dimensions.height);
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// await savePixelBufferToBmp(
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// pixelBuffer,
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// textureSize.width,
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// textureSize.height,
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// p.join(outDir.path, "unprojected_texture${i}.bmp"));
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// pixels.add(pixelBuffer);
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// if (i > 10) {
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// break;
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// }
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// }
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// // }
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// final aggregatePixelBuffer = medianImages(pixels);
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// await savePixelBufferToBmp(aggregatePixelBuffer, textureSize.width,
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// textureSize.height, "unproject_texture.bmp");
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// var pixelBufferPng = await pixelsToPng(
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// Uint8List.fromList(aggregatePixelBuffer),
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// dimensions.width,
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// dimensions.height);
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// File("${outDir.path}/unproject_texture.png")
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// .writeAsBytesSync(pixelBufferPng);
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// await viewer.setPostProcessing(true);
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// await viewer.setToneMapping(ToneMapper.LINEAR);
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// final unlit = await viewer.createUnlitMaterialInstance();
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// await viewer.destroyAsset(cube);
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// cube = await viewer.createGeometry(GeometryHelper.cube(),
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// materialInstance: unlit);
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// var reconstructedTexture = await viewer.createTexture(pixelBufferPng);
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// await viewer.applyTexture(reconstructedTexture, cube);
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// await viewer.setCameraRotation(
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// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
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// Quaternion.axisAngle(Vector3(1, 0, 0), -pi / 6));
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// await testHelper.capture(viewer, "unproject_reconstruct");
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// // now re-render
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// for (int i = 0; i < numFrames; i++) {
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// await viewer.setCameraPosition(-3 + (i / numFrames * 2), 4, 6);
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// await viewer.setCameraRotation(
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// Quaternion.axisAngle(Vector3(0, 1, 0), -pi / 8) *
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// Quaternion.axisAngle(
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// Vector3(1, 0, 0), -pi / 6 - (i / numFrames * pi / 6)));
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// var rendered = await testHelper.capture(viewer, "unproject_rerender$i");
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// var renderPng =
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// await pixelsToPng(rendered, dimensions.width, dimensions.height);
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// File("${outDir.path}/unproject_rerender${i}.png")
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// .writeAsBytesSync(renderPng);
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// }
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// }, timeout: Timeout(Duration(minutes: 2)));
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}
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