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move setStencilHighlight/removeStencilHighlight to Scene

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This commit is contained in:
Nick Fisher
2025-06-10 10:27:03 +08:00
parent 37c67c2da8
commit ae9ce197c1
9 changed files with 139 additions and 140 deletions
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53
thermion_dart/test/material_stencil_buffer_tests.dart
View File

@@ -98,7 +98,7 @@ void main() async {
await mi.setStencilCompareFunction(
SamplerCompareFunction.N, StencilFace.FRONT_AND_BACK);
}
// should be totally empty
await testHelper.capture(viewer.view, "stencil_never");
@@ -113,30 +113,30 @@ void main() async {
// set the blue cube to always pass the stencil test
await blueMaterialInstance.setStencilCompareFunction(
SamplerCompareFunction.A, StencilFace.FRONT_AND_BACK);
SamplerCompareFunction.A, StencilFace.FRONT_AND_BACK);
// when blue cube passes depth + stencil, replace the default stencil value (0) with 1
await blueMaterialInstance.setStencilOpDepthStencilPass(StencilOperation.REPLACE);
await blueMaterialInstance
.setStencilOpDepthStencilPass(StencilOperation.REPLACE);
await blueMaterialInstance.setStencilReferenceValue(1);
// set the green cube to only pass the stencil test where stencil value is
// set the green cube to only pass the stencil test where stencil value is
// not equal to 0
await greenMaterialInstance.setStencilCompareFunction(
SamplerCompareFunction.NE, StencilFace.FRONT_AND_BACK);
SamplerCompareFunction.NE, StencilFace.FRONT_AND_BACK);
await greenMaterialInstance.setStencilReferenceValue(0);
// green cube will only be rendered where it overlaps with blue cube
// green cube will only be rendered where it overlaps with blue cube
await testHelper.capture(viewer.view, "stencil_ne");
// set the green cube to only pass the stencil test where stencil value is
// set the green cube to only pass the stencil test where stencil value is
// equal to 0
await greenMaterialInstance.setStencilCompareFunction(
SamplerCompareFunction.E, StencilFace.FRONT_AND_BACK);
// green cube renders where it does not overlap with blue cube (same as if
// we had disabled depth writes and rendered the green cube, then the blue
SamplerCompareFunction.E, StencilFace.FRONT_AND_BACK);
// green cube renders where it does not overlap with blue cube (same as if
// we had disabled depth writes and rendered the green cube, then the blue
// cube)
await testHelper.capture(viewer.view, "stencil_eq");
},
bg: null,
postProcessing: true,
@@ -144,32 +144,5 @@ void main() async {
createRenderTarget: false);
});
// test('fail stencil not equal', () async {
// await testHelper.withViewer((viewer) async {
// final (
// :blueCube,
// :blueMaterialInstance,
// :greenCube,
// :greenMaterialInstance
// ) = await setup(viewer);
// // this ensures the blue cube is rendered before the green cube
// await viewer.setPriority(blueCube.entity, 0);
// await viewer.setPriority(greenCube.entity, 1);
// await blueMaterialInstance.setStencilWriteEnabled(true);
// await blueMaterialInstance.setStencilReferenceValue(1);
// await blueMaterialInstance
// .setStencilCompareFunction(SamplerCompareFunction.A);
// await blueMaterialInstance
// .setStencilOpDepthStencilPass(StencilOperation.REPLACE);
// await greenMaterialInstance.setStencilReferenceValue(1);
// await greenMaterialInstance
// .setStencilCompareFunction(SamplerCompareFunction.E);
// // green cube is only rendered where it intersects with the blue cube
// await testHelper.capture(viewer.view, "fail_stencil_ne");
// }, postProcessing: true);
// });
}

30
thermion_dart/test/scene_tests.dart Normal file
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@@ -0,0 +1,30 @@
import 'package:thermion_dart/thermion_dart.dart';
import 'package:test/test.dart';
import 'helpers.dart';
void main() async {
final testHelper = TestHelper("scene");
await testHelper.setup();
test('show stencil highlight', () async {
await testHelper.withViewer((viewer) async {
await viewer.view.setStencilBufferEnabled(true);
final cube = await viewer.createGeometry(
GeometryHelper.cube(
normals: true,
uvs: true,
),
keepData: true,
materialInstances: []);
await viewer.addToScene(cube);
final scene = await viewer.view.getScene();
await scene.setStencilHighlight(cube);
await testHelper.capture(viewer.view, "stencil_highlight");
await scene.removeStencilHighlight(cube);
await testHelper.capture(viewer.view, "stencil_highlight_removed");
}, createStencilBuffer: true);
});
}