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Implement legacy black surface fades

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This commit is contained in:
gamer147
2026-07-29 10:40:38 -04:00
parent e70b506ec4
commit 2777da435b
10 changed files with 124 additions and 23 deletions
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26
engine/Age.Engine.Tests/CoreScalarAndScreenTransitionOpsTests.cs
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@@ -1,6 +1,7 @@
using System;
using System.Collections.Generic;
using System.Linq;
using Age.Engine.Hosting;
using Age.Engine.Model;
using Age.Engine.Sys4;
using Age.Engine.Vm;
@@ -48,6 +49,31 @@ public class CoreScalarAndScreenTransitionOpsTests
Assert.InRange(vm.Globals[0x100], 0, 3);
}
[Fact]
public void BlackSurfaceFades_ForwardCapturedSlotTimingAndDirection()
{
var table = OpcodeTableJson.Load(Paths.OpcodesJson);
var script = ScriptAssembler.Assemble(table, "SURFACE_BLACK_FADES", new List<(int, Operand[])>
{
(0x21, new[] { new Operand(Imm, 1), new Operand(Imm, 30) }),
(0x22, new[] { new Operand(Imm, 2), new Operand(Imm, 65) }),
(0x2, Array.Empty<Operand>()),
}, Array.Empty<string>());
var host = new RecordingHost();
new VirtualMachine(script, table, host).Run();
Assert.Equal(
new[]
{
(1, 30L, SurfaceBlackFadeDirection.FromBlack),
(2, 65L, SurfaceBlackFadeDirection.ToBlack),
},
host.SurfaceBlackFades);
Assert.Equal(480, LegacyScreenTransitionTiming.DurationMilliseconds(30));
Assert.Equal(1024, LegacyScreenTransitionTiming.DurationMilliseconds(65));
}
[Fact]
public void CrossfadeSurfaces_ForwardsBothCapturedSlotsAndTimingArgument()
{

4
engine/Age.Engine.Tests/TestSupport.cs
View File

@@ -53,6 +53,7 @@ internal class RecordingHost : IHost
public readonly List<(long Resource, int Surface, long Flags)> ModalMovies = new();
public readonly List<int> ClearedRenderTargets = new();
public readonly List<(int First, int Count)> ReleasedSurfaceRanges = new();
public readonly List<(int Surface, long Interval, SurfaceBlackFadeDirection Direction)> SurfaceBlackFades = new();
public readonly List<(int Source, int Target, long Interval)> SurfaceCrossfades = new();
public readonly List<(long Resource, int Slot)> Textures = new();
public readonly List<bool> MessageSkipChanges = new();
@@ -154,6 +155,9 @@ internal class RecordingHost : IHost
gfx.StartForegroundTransitions(100);
gfx.CompleteForegroundTransitions(100);
}
public void FadeSurfaceWithBlack(
GfxState gfx, int surface, long intervalArgument, SurfaceBlackFadeDirection direction)
=> SurfaceBlackFades.Add((surface, intervalArgument, direction));
public void CrossfadeSurfaces(GfxState gfx, int sourceSurface, int targetSurface, long intervalArgument)
=> SurfaceCrossfades.Add((sourceSurface, targetSurface, intervalArgument));
public void CreateTexture(int slot, int w, int h) { }