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fix texture/material methods

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This commit is contained in:
Nick Fisher
2025-03-03 15:52:03 +08:00
parent 2a8931e1ac
commit 8d52690c97
10 changed files with 742 additions and 163 deletions
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146
thermion_dart/test/material_tests.dart
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@@ -42,7 +42,7 @@ Future<
void main() async {
final testHelper = TestHelper("material");
group("material tests", () {
group("unlit material tests", () {
test('unlit material with color only', () async {
await testHelper.withViewer((viewer) async {
await viewer.setPostProcessing(true);
@@ -77,7 +77,6 @@ void main() async {
await testHelper.capture(viewer, "unlit_material_base_color_alpha");
await viewer.destroyMaterialInstance(materialInstance);
}, bg: kRed);
});
test('unlit fixed size material', () async {
@@ -103,8 +102,10 @@ void main() async {
await viewer.dispose();
});
});
test('ubershader material with color only', () async {
group("ubershader material tests", () {
test('ubershader material with color only', () async {
await testHelper.withViewer((viewer) async {
var materialInstance = await viewer.createUbershaderMaterialInstance();
await viewer
@@ -121,29 +122,38 @@ void main() async {
}, bg: kRed, postProcessing: true);
});
test('apply texture to custom ubershader material instance', () async {
var viewer = await testHelper.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);
test('set ubershader texture', () async {
await testHelper.withViewer((viewer) async {
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));
var materialInstance = await viewer.createUbershaderMaterialInstance();
final cube = await viewer.createGeometry(
GeometryHelper.cube(uvs: true, normals: true),
materialInstances: [materialInstance]);
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png")
.readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture as ThermionFFITexture, cube.entity);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_ubershader_texture");
await viewer.destroyAsset(cube);
await viewer.destroyMaterialInstance(materialInstance);
await viewer.destroyTexture(texture);
await viewer.dispose();
var materialInstance = await viewer.createUbershaderMaterialInstance();
final cube = await viewer.createGeometry(
GeometryHelper.cube(uvs: true, normals: true),
materialInstances: [materialInstance]);
var data = File("${testHelper.testDir}/assets/cube_texture_512x512.png")
.readAsBytesSync();
final image = await viewer.decodeImage(data);
final texture = await viewer.createTexture(
await image.getWidth(), await image.getHeight(),
textureFormat: TextureFormat.RGBA32F);
await texture.setLinearImage(
image, PixelDataFormat.RGBA, PixelDataType.FLOAT);
final sampler = await viewer.createTextureSampler();
await materialInstance.setParameterFloat4(
"baseColorFactor", 1.0, 1.0, 1.0, 0.0);
await materialInstance.setParameterInt("baseColorIndex", 0);
await materialInstance.setParameterTexture(
"baseColorMap", texture, sampler);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_ubershader_texture");
await viewer.destroyAsset(cube);
await viewer.destroyMaterialInstance(materialInstance);
await viewer.destroyTexture(texture);
});
});
test('create cube with custom material instance (unlit)', () async {
@@ -162,51 +172,42 @@ void main() async {
var textureData =
File("${testHelper.testDir}/assets/cube_texture_512x512.png")
.readAsBytesSync();
var texture = await viewer.createTexture(textureData);
await viewer.applyTexture(texture, cube.entity);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_texture_only");
await viewer.destroyAsset(cube);
throw UnimplementedError();
// var texture = await viewer.createTexture(textureData);
// await viewer.applyTexture(texture, cube.entity);
// await testHelper.capture(
// viewer, "geometry_cube_with_custom_material_unlit_texture_only");
// await viewer.destroyAsset(cube);
cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstances: [materialInstance]);
// reusing same material instance, so set baseColorIndex to -1 to disable the texture
await materialInstance.setParameterInt("baseColorIndex", -1);
await materialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 1.0);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_color_only");
await viewer.destroyAsset(cube);
// cube = await viewer.createGeometry(GeometryHelper.cube(),
// materialInstances: [materialInstance]);
// // reusing same material instance, so set baseColorIndex to -1 to disable the texture
// await materialInstance.setParameterInt("baseColorIndex", -1);
// await materialInstance.setParameterFloat4(
// "baseColorFactor", 0.0, 1.0, 0.0, 1.0);
// await testHelper.capture(
// viewer, "geometry_cube_with_custom_material_unlit_color_only");
// await viewer.destroyAsset(cube);
cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstances: [materialInstance]);
// now set baseColorIndex to 0 to enable the texture and the base color
await materialInstance.setParameterInt("baseColorIndex", 0);
await materialInstance.setParameterFloat4(
"baseColorFactor", 0.0, 1.0, 0.0, 0.5);
await viewer.applyTexture(texture, cube.entity);
// cube = await viewer.createGeometry(GeometryHelper.cube(),
// materialInstances: [materialInstance]);
// // now set baseColorIndex to 0 to enable the texture and the base color
// await materialInstance.setParameterInt("baseColorIndex", 0);
// await materialInstance.setParameterFloat4(
// "baseColorFactor", 0.0, 1.0, 0.0, 0.5);
// await viewer.applyTexture(texture, cube.entity);
await testHelper.capture(
viewer, "geometry_cube_with_custom_material_unlit_color_and_texture");
// await testHelper.capture(
// viewer, "geometry_cube_with_custom_material_unlit_color_and_texture");
await viewer.destroyAsset(cube);
// await viewer.destroyAsset(cube);
await viewer.destroyTexture(texture);
await viewer.destroyMaterialInstance(materialInstance);
await viewer.dispose();
// await viewer.destroyTexture(texture);
// await viewer.destroyMaterialInstance(materialInstance);
// await viewer.dispose();
});
test('create sphere (no normals)', () async {
var viewer = await testHelper.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");
await viewer.dispose();
});
});
group('depth & stencil', () {
test('set depth func to always', () async {
await testHelper.withViewer((viewer) async {
final (
@@ -338,6 +339,23 @@ void main() async {
}, postProcessing: true);
});
});
group('projection', () {
test('apply projection material', () async {
await testHelper.withViewer((viewer) async {
var materialData = File(
"/Users/nickfisher/Documents/thermion/materials/capture_uv.filamat")
.readAsBytesSync();
var material = await viewer.createMaterial(materialData);
var instance = await material.createInstance();
final cube = await viewer.createGeometry(GeometryHelper.cube(),
materialInstances: [instance]);
await cube.addToScene();
await testHelper.capture(viewer, "projection");
}, cameraPosition: Vector3(0, 0, 100));
});
});
}
// group("MaterialInstance", () {