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fix(render): clip walk content to authored portal views

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Erik 2026-08-31 06:15:12 +02:00
parent 90eba0ec3c
commit 11e68aad82
10 changed files with 408 additions and 78 deletions
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22
tests/AcDream.App.Tests/Rendering/Walk/WalkFrameDriverTests.cs
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@ -43,12 +43,17 @@ public sealed class WalkFrameDriverTests
private sealed class RecordingLeafRenderer(List<string> log) : IWalkFrameLeafRenderer
{
public readonly List<WalkPolygon> Punches = new();
public readonly List<(uint CellId, uint ClipSlot)> Shells = new();
public void DrawSky() => log.Add("SKY");
public void DrawTerrainSlice(int sliceIndex) => log.Add($"TERRAIN:{sliceIndex}");
public void DrawCellShell(uint cellId) => log.Add($"SHELL:{cellId:x8}");
public void DrawCellShell(uint cellId, uint clipSlot)
{
Shells.Add((cellId, clipSlot));
log.Add($"SHELL:{cellId:x8}");
}
public void ClearInteriorDepth() => log.Add("CLEAR");
@ -427,7 +432,9 @@ public sealed class WalkFrameDriverTests
var leaf = new RecordingLeafRenderer(log);
var trace = new RecordingTrace(log);
var driver = new WalkFrameDriver(fx.Dispatcher, leaf, worldData, trace);
using ClipFrame clipFrame = ClipFrame.NoClip();
var driver = new WalkFrameDriver(
fx.Dispatcher, leaf, worldData, trace, clipFrame);
var walk = new RetailFrameWalk();
var activeView = new WalkPortalView();
@ -456,6 +463,13 @@ public sealed class WalkFrameDriverTests
Assert.Equal([0x104u], driver.LookInCellTurns);
Assert.Equal([0x104u], driver.LookInCells);
Assert.Collection(
leaf.Shells,
shell =>
{
Assert.Equal(0x104u, shell.CellId);
Assert.NotEqual(0u, shell.ClipSlot);
});
WalkPortalView capturedView = ctx.Cells[0x104].PortalViews[0];
WalkViewPoly capturedPoly = Assert.Single(capturedView.View.Polys);
Vector2 capturedCenter = Vector2.Zero;
@ -470,6 +484,10 @@ public sealed class WalkFrameDriverTests
0, in insideCone, 0.1f));
Assert.False(driver.SphereVisibleInLookInTurn(
0, new Vector3(10_000f, 0f, 10f), 0.1f));
uint clipSlot = Assert.Single(driver.VisibleClipSlotsInLookInTurn(
0, in insideCone, 0.1f, testSphere: true));
Assert.NotEqual(0u, clipSlot);
Assert.Equal(2, clipFrame.SlotCount);
// The punch polygon reached the leaf renderer in WORLD space: the
// building-local Quad(-2f) vertex (-0.5,-0.5,-2) translates by