Files
OpenMaidEngine/godot/GodotAdvHost.cs
2026-08-02 19:45:02 -04:00

913 lines
40 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using Age.Engine.Hosting;
using Age.Engine.Model;
using Age.Engine.Sys4;
using Age.Engine.Text;
public sealed partial class GodotAdvHost : IHost
{
private readonly Main _main;
private readonly ResourceMap _res;
private readonly string _rootScene;
private readonly object _imageLock = new();
private readonly Dictionary<int, RgbaImage?> _images = new(); // packed catalog id -> decoded pixels
// Mutable AGE surfaces are published by replacing immutable RgbaImage snapshots, so the compositor
// can safely finish reading an old frame while the VM prepares a copied-rectangle update.
private readonly Dictionary<int, RgbaImage> _surfaceImages = new();
private readonly Dictionary<int, long> _surfaceColorKeys = new();
private readonly Dictionary<int, long> _surfaceResources = new(); // surface slot -> packed catalog id
private readonly MovieSurfaceRegistry _movieSurfaces = new();
private sealed record MovieMaskPlayback(
GfxState Gfx, MovieMaskTransitionRequest Request, RgbaImage Captured);
private readonly object _movieMaskLock = new();
private readonly Dictionary<long, MovieMaskPlayback> _movieMasksByPlayback = new();
private readonly Dictionary<int, long> _movieMaskPlaybackBySurface = new();
private readonly string?[] _sfxNames = new string?[10]; // SC0000 native channel subset
// slot -> dimensions of the currently allocated surface. Slot 0 begins as the selected game's
// logical canvas, but op 0x1fa releases it like any other slot; subsequent queries return 0x0.
private readonly Dictionary<int, (int W, int H)> _slotDims = new();
private readonly int _screenWidth;
private readonly int _screenHeight;
private readonly Age.Engine.Hosting.FrameClock _clock;
private readonly GodotTimelineLog? _timeline;
private readonly PageLocatorState _locator;
private int _voiceBgmDuckControl;
private (AudioPayload Audio, int PlaybackVariant)? _queuedSkippedVoice;
private readonly object _scheduledVoiceLock = new();
private (AudioPayload Audio, int PlaybackVariant, uint DelayMs, uint? StartMs)? _scheduledVoice;
public GodotAdvHost(Main main, ResourceMap res, string scene, Age.Engine.Hosting.FrameClock clock,
PageLocatorState locator, Sys4LogicalCanvas logicalCanvas,
IGlyphMaskRasterizer surfaceTextRasterizer,
GodotTimelineLog? timeline = null,
bool synchronizeExplicitPresentation = true,
int surfaceTextMaskCacheCapacity = 2048)
{
_main = main; _res = res; _rootScene = scene; _clock = clock;
_locator = locator; _timeline = timeline;
_screenWidth = logicalCanvas.Width;
_screenHeight = logicalCanvas.Height;
_slotDims[0] = (_screenWidth, _screenHeight);
_synchronizeExplicitPresentation = synchronizeExplicitPresentation;
ArgumentNullException.ThrowIfNull(surfaceTextRasterizer);
_surfaceTextBackendInfo =
(surfaceTextRasterizer as IIdentifiedGlyphMaskRasterizer)?.BackendInfo
?? throw new ArgumentException(
"Gameplay glyph rasterizers must identify their policy.",
nameof(surfaceTextRasterizer));
_surfaceTextMaskCache = new CachedGlyphMaskRasterizer(
surfaceTextRasterizer, capacity: surfaceTextMaskCacheCapacity);
_surfaceTextPixelRenderer =
new ImmediateSurfaceTextRenderer(
_surfaceTextMaskCache, _surfaceTextBackendInfo.Policy);
_retainedGlyphLayoutEngine =
new RetainedGlyphLayoutEngine(_surfaceTextMaskCache);
}
public Sys4LogicalCanvas LogicalCanvas => new(_screenWidth, _screenHeight);
public void ReportWarning(string message) => System.Console.Error.WriteLine(message);
public void FillSurfaceRect(SurfaceRectFill fill)
{
RgbaImage? destination = ResolveSurfacePixels(fill.SurfaceSlot);
if (destination == null && _slotDims.TryGetValue(fill.SurfaceSlot, out var dimensions)
&& dimensions.W >= 0 && dimensions.H >= 0)
destination = new RgbaImage(dimensions.W, dimensions.H,
new byte[checked(dimensions.W * dimensions.H * 4)]);
if (destination != null)
{
var updated = new RgbaImage(destination.Width, destination.Height,
(byte[])destination.Pixels.Clone());
if (RgbaSurfaceOps.FillRect(updated, fill.X, fill.Y, fill.Width, fill.Height,
unchecked((byte)fill.Alpha), fill.Rgb))
{
lock (_imageLock) _surfaceImages[fill.SurfaceSlot] = updated;
System.Threading.Interlocked.Exchange(ref _presentRequested, 1);
}
}
_timeline?.Event("surface-fill", new()
{
["surface"] = fill.SurfaceSlot, ["x"] = fill.X, ["y"] = fill.Y,
["w"] = fill.Width, ["h"] = fill.Height, ["alpha"] = fill.Alpha, ["rgb"] = fill.Rgb,
});
}
public bool TraceOps; // --gfx-log: print set-texture/create-texture slot assignments (diagnose slot collisions)
public void CreateTexture(int slot, int width, int height)
{
lock (_textLock) _surfaceResources.Remove(slot);
int safeWidth = System.Math.Max(0, width);
int safeHeight = System.Math.Max(0, height);
lock (_imageLock)
{
_surfaceImages[slot] = new RgbaImage(safeWidth, safeHeight,
new byte[checked(safeWidth * safeHeight * 4)]);
_surfaceColorKeys.Remove(slot);
}
_slotDims[slot] = (safeWidth, safeHeight);
if (TraceOps) Godot.GD.Print($"[op] create-texture slot={slot} {width}x{height}");
}
public void SetTexture(long resourceId, int slot) => SetTexture(resourceId, slot, -1);
public void SetTexture(long resourceId, int slot, long colorKey)
{
lock (_imageLock)
{
_surfaceImages.Remove(slot);
_surfaceColorKeys[slot] = colorKey;
}
lock (_textLock)
{
_surfaceResources[slot] = resourceId;
}
var asset = _res.ResolveTexture(resourceId);
var image = asset != null ? Decode(asset) : null;
_slotDims[slot] = image != null ? (image.Width, image.Height) : (0, 0);
if (TraceOps) Godot.GD.Print($"[op] set-texture slot={slot} resId=0x{resourceId:x} -> {(asset?.Name ?? "<none>")}");
}
// AGF is decoded synchronously on the VM thread so geometry queried immediately afterward sees real dims.
public (int Width, int Height) GetTextureSize(int slot)
=> _slotDims.TryGetValue(slot, out var d) ? (d.W, d.H) : (0, 0);
public RgbaImage? CaptureSurfacePixels(int slot)
{
RgbaImage? image = ResolveSurfacePixels(slot);
return image == null
? null
: new RgbaImage(image.Width, image.Height, (byte[])image.Pixels.Clone());
}
public bool ReplaceSurfacePixels(int slot, RgbaImage image)
{
if (image.Width <= 0 || image.Height <= 0
|| image.Pixels.Length != checked(image.Width * image.Height * 4))
return false;
lock (_imageLock)
{
_surfaceImages[slot] =
new RgbaImage(image.Width, image.Height, (byte[])image.Pixels.Clone());
_surfaceColorKeys.Remove(slot);
}
lock (_textLock)
{
_surfaceResources.Remove(slot);
foreach (int layoutSlot in _retainedTextLayouts
.Where(pair => pair.Value.Binding.SourceSurfaceSlot == slot)
.Select(pair => pair.Key)
.ToArray())
{
_retainedTextLayouts.Remove(layoutSlot);
_retainedHistoryLayouts.Remove(layoutSlot);
}
}
_slotDims[slot] = (image.Width, image.Height);
return true;
}
// Retained render model: draw-texture updates GfxState (object -> surface bind); Main._Process composites
// the visible objects each frame in ascending-handle order. No immediate blit here.
public void DrawTexture(int slot, int srcX, int srcY, int width, int height, int dstX, int dstY) { }
public void CopySurfaceRect(SurfaceRectCopy copy)
{
RgbaImage? source = ResolveSurfacePixels(copy.SourceSurface);
RgbaImage? destination = ResolveSurfacePixels(copy.DestinationSurface);
if (destination == null && _slotDims.TryGetValue(copy.DestinationSurface, out var dimensions)
&& dimensions.W >= 0 && dimensions.H >= 0)
destination = new RgbaImage(dimensions.W, dimensions.H,
new byte[checked(dimensions.W * dimensions.H * 4)]);
if (source == null || destination == null)
{
ReportWarning($"surface copy unresolved source={copy.SourceSurface} destination={copy.DestinationSurface}");
return;
}
var updated = new RgbaImage(destination.Width, destination.Height, (byte[])destination.Pixels.Clone());
if (RgbaSurfaceOps.CopyRect(source, updated, copy.SourceX, copy.SourceY, copy.Width, copy.Height,
copy.DestinationX, copy.DestinationY))
{
lock (_imageLock) _surfaceImages[copy.DestinationSurface] = updated;
System.Threading.Interlocked.Exchange(ref _presentRequested, 1);
}
_timeline?.Event("surface-copy", new()
{
["source"] = copy.SourceSurface, ["source_x"] = copy.SourceX, ["source_y"] = copy.SourceY,
["w"] = copy.Width, ["h"] = copy.Height, ["destination"] = copy.DestinationSurface,
["destination_x"] = copy.DestinationX, ["destination_y"] = copy.DestinationY,
});
}
private RgbaImage? ResolveSurfacePixels(int slot)
{
lock (_imageLock)
if (_surfaceImages.TryGetValue(slot, out var mutable)) return mutable;
long resourceId;
lock (_textLock)
if (!_surfaceResources.TryGetValue(slot, out resourceId)) return null;
var resolved = ResolveResIdTexture(resourceId);
if (resolved == null) return null;
long colorKey;
lock (_imageLock) colorKey = _surfaceColorKeys.GetValueOrDefault(slot, -1);
return RgbaSurfaceOps.WithColorKey(resolved.Value.Image, colorKey);
}
/// <summary>Resolve a gfx surface through universal packed addressing and decode it from the
/// loose-first asset store.</summary>
public (RgbaImage Image, string Name, int AssetId, bool IsDynamic)? ResolveResIdTexture(long resId)
{
if (_movieSurfaces.TryResolveResource(resId, out var movie) && movie != null)
return (movie.Image, movie.Name, movie.AssetId, true);
// Movie payloads use the same .AGF extension as still images. Do not misclassify the MPEG program
// stream before its first frame or during the cleanup frame after its surface binding is detached.
// Packed catalog identity is immutable, so a resource which entered the typed movie path remains
// a movie even when it has no live playback.
if (_movieSurfaces.IsKnownMovieResource(resId)) return null;
var asset = _res.ResolveTexture(resId);
var image = asset != null ? Decode(asset) : null;
return asset != null && image != null ? (image, asset.Name, asset.PackedId, false) : null;
}
public (RgbaImage Image, string Name, int AssetId, bool IsDynamic)? ResolveSurfaceTexture(
int surfaceSlot, long fallbackResourceId)
{
lock (_movieMaskLock)
if (_movieMaskPlaybackBySurface.ContainsKey(surfaceSlot))
lock (_imageLock)
if (_surfaceImages.TryGetValue(surfaceSlot, out var masked))
return (masked, $"<movie-mask:{surfaceSlot}>",
int.MinValue + surfaceSlot, true);
if (_movieSurfaces.TryResolveSurface(surfaceSlot, out var movie) && movie != null)
return (movie.Image, movie.Name, movie.AssetId, true);
if (_movieSurfaces.IsBound(surfaceSlot)) return null;
lock (_imageLock)
if (_surfaceImages.TryGetValue(surfaceSlot, out var surface))
return (surface, $"<surface:{surfaceSlot}>", int.MinValue + surfaceSlot, true);
return fallbackResourceId != 0 ? ResolveResIdTexture(fallbackResourceId) : null;
}
public bool IsMovieSurfaceBound(int surfaceSlot) => _movieSurfaces.IsBound(surfaceSlot);
public long? PlayMovieToSurface(long resourceId, int surfaceSlot, long movieFlags, long syncMask)
{
string scene = CurrentScene;
var asset = _res.ResolveMovie(resourceId);
if (asset == null) { Godot.GD.Print($"movie unresolved {scene}:0x{resourceId:x}"); return null; }
StartMovie(asset, resourceId, surfaceSlot, movieFlags, syncMask, modal: false,
initialPositionMs: 0, startDelayMs: 0, presentationDurationMs: null,
movieMask: null, out long? stopTimeMs, out _);
return stopTimeMs ?? 0;
}
public long? PlayMovieToSurfaceAtPosition(
long resourceId, int surfaceSlot, long movieFlags, long syncMask, long positionMs)
{
string scene = CurrentScene;
var asset = _res.ResolveMovie(resourceId);
if (asset == null) { Godot.GD.Print($"movie unresolved {scene}:0x{resourceId:x}"); return null; }
StartMovie(asset, resourceId, surfaceSlot, movieFlags, syncMask, modal: false,
initialPositionMs: positionMs, startDelayMs: 0, presentationDurationMs: null,
movieMask: null, out long? stopTimeMs, out _);
return stopTimeMs ?? 0;
}
public void PlayMovieMaskTransition(GfxState gfx, MovieMaskTransitionRequest request)
{
gfx.QueueMovieMaskTransition(request);
RgbaImage captured = CaptureRetainedRange(
gfx, request.SurfaceSlot, request.SourceRangeStart, request.SourceRangeCount);
byte initialFill = request.Mode == 1 ? (byte)0 : (byte)255;
PublishMaskedCapture(
request.SurfaceSlot, captured,
CreateFilledMask(request.Width, request.Height, initialFill), request);
var asset = _res.ResolveMovie(request.ResourceId);
if (asset == null)
{
Godot.GD.Print($"movie mask unresolved {CurrentScene}:0x{request.ResourceId:x}");
PublishMovieMaskTerminal(new MovieMaskPlayback(gfx, request, captured));
return;
}
var mask = new MovieMaskPlayback(gfx, request, captured);
bool started = StartMovie(
asset, request.ResourceId, request.SurfaceSlot, movieFlags: 6, syncMask: 0,
modal: false, initialPositionMs: 0,
startDelayMs: request.StartDelayMs,
presentationDurationMs: request.DurationMs,
movieMask: mask, out long? stopTimeMs, out _);
gfx.SetMovieStopTime(request.SurfaceSlot, stopTimeMs ?? 0);
if (!started) PublishMovieMaskTerminal(mask);
}
public bool IsMovieSurfaceActive(int surfaceSlot)
=> _movieSurfaces.IsActive(surfaceSlot);
public GodotHostDiagnosticSnapshot CaptureDiagnosticSnapshot()
{
IReadOnlyList<MovieSurfaceDiagnostic> movies = _movieSurfaces.Snapshot();
IReadOnlyList<long> completed = _movieSurfaces.CompletedPlaybackIds();
bool screenTransitionActive;
lock (_screenTransitionLock) screenTransitionActive = _screenTransition != null;
return new GodotHostDiagnosticSnapshot(
CurrentScene,
IsWaiting,
IsTransitionWaiting,
IsSleeping,
IsTextRevealing,
_modalMovieWaiting,
_advPagePresentationSuspended,
_messageSkipActive,
screenTransitionActive,
TransitionStartedAtMs,
movies,
completed);
}
public void PlayModalMovieToSurface(long resourceId, int surfaceSlot, long movieFlags)
{
var asset = _res.ResolveMovie(resourceId);
if (asset == null)
{
Godot.GD.Print($"modal movie unresolved packed:0x{resourceId:x}");
return;
}
_modalMovieCancelled = false;
_modalMovieWaiting = true;
bool scriptSuspended = false;
try
{
if (!StartMovie(asset, resourceId, surfaceSlot, movieFlags, 0, modal: true,
initialPositionMs: 0, startDelayMs: 0,
presentationDurationMs: null, movieMask: null,
out _, out long playbackId)) return;
_timeline?.State("modal-movie-wait", new()
{
["resource"] = resourceId, ["playback"] = playbackId,
["surface"] = surfaceSlot, ["file"] = asset.Name,
});
scriptSuspended = SuspendScriptForPresentation();
RequestSynchronizedPresentation();
while (!_stopping && !_modalMovieCancelled)
{
if (!_movieSurfaces.IsActive(surfaceSlot)) break;
_frameSignal.WaitOne(50);
}
// Cancellation is a completed modal presentation from the script's perspective. The
// wrapper's following surface-release opcode performs the ordinary decoder teardown.
if (_modalMovieCancelled)
_movieSurfaces.Complete(playbackId);
_timeline?.State("running", new()
{
["modal_movie_complete"] = !_modalMovieCancelled,
["modal_movie_cancelled"] = _modalMovieCancelled,
});
}
finally
{
ResumeScriptAfterPresentation(scriptSuspended);
_modalMovieWaiting = false;
_modalMovieCancelled = false;
}
}
private bool StartMovie(AssetEntry asset, long resourceId, int surfaceSlot, long movieFlags,
long syncMask, bool modal, long initialPositionMs, long startDelayMs,
long? presentationDurationMs, MovieMaskPlayback? movieMask,
out long? stopTimeMs, out long playbackId)
{
stopTimeMs = null;
// A playback is a surface-owned instance, not the shared resource id. BTL can schedule the same
// asset on multiple surfaces; replacing one binding must not erase another binding's completion.
MovieSurfaceBinding binding = _movieSurfaces.Begin(surfaceSlot, resourceId, out var replaced);
playbackId = binding.PlaybackId;
if (replaced is { } prior)
{
AbandonMovieMaskPlayback(prior.PlaybackId);
ForgetMovieMaskSurface(prior.SurfaceSlot, prior.PlaybackId);
_main.CallDeferred("StopMovie", prior.PlaybackId);
}
if (movieMask != null)
lock (_movieMaskLock)
{
_movieMasksByPlayback[playbackId] = movieMask;
_movieMaskPlaybackBySurface[surfaceSlot] = playbackId;
}
lock (_imageLock)
{
if (movieMask == null) _surfaceImages.Remove(surfaceSlot);
_surfaceColorKeys.Remove(surfaceSlot);
}
// Movie surfaces inherit the selected game's primary size until a decoded frame supplies content.
_slotDims[surfaceSlot] = movieMask == null
? (_screenWidth, _screenHeight)
: (movieMask.Captured.Width, movieMask.Captured.Height);
try
{
var movie = _res.ReadMovie(asset);
_timeline?.Event("movie-start", new()
{
["resource"] = resourceId, ["playback"] = playbackId,
["surface"] = surfaceSlot, ["file"] = movie.Name,
["flags"] = movieFlags, ["sync_mask"] = syncMask, ["modal"] = modal,
["initial_position_ms"] = Math.Max(0, initialPositionMs),
["start_delay_ms"] = Math.Max(0, startDelayMs),
["presentation_duration_ms"] = presentationDurationMs,
["movie_mask"] = movieMask != null,
});
bool started = _main.TryPlayMovie(
movie.Bytes, movie.Name, playbackId, resourceId, asset.PackedId, movieFlags,
initialPositionMs, startDelayMs, presentationDurationMs, out stopTimeMs);
if (!started)
{
stopTimeMs = 0;
NotifyMovieCompleted(playbackId);
}
return started;
}
catch (System.Exception e)
{
AbandonMovieMaskPlayback(playbackId);
_movieSurfaces.Abandon(playbackId, out _);
_slotDims.Remove(surfaceSlot);
stopTimeMs = 0;
Godot.GD.Print($"movie read failed {asset.Name}: {e.Message}");
return false;
}
}
public void ReleaseSurface(int slot)
{
lock (_screenTransitionLock) _renderTargetSnapshots.Remove(slot);
MovieSurfaceRelease movieRelease = _movieSurfaces.ReleaseIfCompleted(slot);
if (movieRelease.Kind == MovieSurfaceReleaseKind.Active)
return; // Static surface setup before 0x21c must not evict an active movie playback.
lock (_imageLock)
{
_surfaceImages.Remove(slot);
_surfaceColorKeys.Remove(slot);
}
lock (_textLock)
{
_surfaceResources.Remove(slot);
foreach (int layoutSlot in _retainedTextLayouts
.Where(pair => pair.Value.Binding.SourceSurfaceSlot == slot)
.Select(pair => pair.Key)
.ToArray())
{
_retainedTextLayouts.Remove(layoutSlot);
_retainedHistoryLayouts.Remove(layoutSlot);
}
}
_slotDims.Remove(slot);
if (movieRelease.Kind == MovieSurfaceReleaseKind.Released)
{
var binding = movieRelease.Binding;
AbandonMovieMaskPlayback(binding.PlaybackId);
ForgetMovieMaskSurface(binding.SurfaceSlot, binding.PlaybackId);
_timeline?.Event("movie-stop", new()
{
["resource"] = binding.ResourceId,
["playback"] = binding.PlaybackId,
["surface"] = slot,
});
_main.CallDeferred("StopMovie", binding.PlaybackId);
}
}
public void ClearRenderTarget(int surfaceSlot)
{
if (surfaceSlot < 0)
{
lock (_backbufferRangeLock) _backbufferClearPending = true;
}
else
{
lock (_imageLock)
{
if (_surfaceImages.TryGetValue(surfaceSlot, out var image))
System.Array.Clear(image.Pixels);
else if (_slotDims.TryGetValue(surfaceSlot, out var dimensions)
&& dimensions.W > 0 && dimensions.H > 0)
_surfaceImages[surfaceSlot] = new RgbaImage(
dimensions.W, dimensions.H,
new byte[checked(dimensions.W * dimensions.H * 4)]);
}
}
_timeline?.Event("render-target-clear", new() { ["surface"] = surfaceSlot });
}
private void PublishObjectRangeToSurface(
GfxState gfx, long firstHandle, long count,
IReadOnlyList<RenderObject>? sampled = null)
{
int targetSlot = gfx.CurrentRenderTargetSlot;
if (targetSlot < 0 || !_slotDims.TryGetValue(targetSlot, out var dimensions)
|| dimensions.W <= 0 || dimensions.H <= 0)
return;
RgbaImage destination;
lock (_imageLock)
destination = _surfaceImages.TryGetValue(targetSlot, out var current)
? new RgbaImage(current.Width, current.Height, (byte[])current.Pixels.Clone())
: new RgbaImage(dimensions.W, dimensions.H,
new byte[checked(dimensions.W * dimensions.H * 4)]);
IReadOnlyList<RenderObject> visible = sampled ?? gfx.SnapshotVisibleObjects(_clock.NowMs);
int rendered = RetainedSurfaceRasterizer.CompositeRange(
destination, visible, firstHandle, count,
item =>
{
var raw = gfx.TryGet(item.Handle);
var resolved = raw != null
? ResolveSurfaceTexture(raw.SourceSlot, item.SurfaceResId)
: ResolveResIdTexture(item.SurfaceResId);
return resolved == null
? null
: RgbaSurfaceOps.WithColorKey(resolved.Value.Image, item.ColorKey);
});
lock (_imageLock) _surfaceImages[targetSlot] = destination;
IReadOnlyList<RenderObject> retained = visible
.Where(item => item.Handle >= firstHandle && item.Handle - firstHandle < count)
.ToArray();
lock (_screenTransitionLock) _renderTargetSnapshots[targetSlot] = retained;
_timeline?.Event("render-target-publish", new()
{
["surface"] = targetSlot,
["first"] = firstHandle,
["count"] = count,
["objects"] = retained.Count,
["rendered"] = rendered,
});
}
public void ReleaseSurfaceRange(int firstSlot, int count)
{
IReadOnlyList<MovieSurfaceBinding> stoppedMovies = _movieSurfaces.ReleaseRange(firstSlot, count);
int end = checked(firstSlot + count);
lock (_screenTransitionLock)
for (int slot = firstSlot; slot < end; slot++) _renderTargetSnapshots.Remove(slot);
lock (_imageLock)
{
for (int slot = firstSlot; slot < end; slot++)
{
_surfaceImages.Remove(slot);
_surfaceColorKeys.Remove(slot);
_slotDims.Remove(slot);
}
}
lock (_textLock)
{
for (int slot = firstSlot; slot < end; slot++)
{
_surfaceResources.Remove(slot);
}
foreach (int layoutSlot in _retainedTextLayouts
.Where(pair =>
pair.Value.Binding.SourceSurfaceSlot >= firstSlot
&& pair.Value.Binding.SourceSurfaceSlot < end)
.Select(pair => pair.Key)
.ToArray())
_retainedTextLayouts.Remove(layoutSlot);
_retainedHistoryLayouts.RemoveWhere(layoutSlot =>
!_retainedTextLayouts.ContainsKey(layoutSlot));
}
foreach (MovieSurfaceBinding binding in stoppedMovies)
{
AbandonMovieMaskPlayback(binding.PlaybackId);
ForgetMovieMaskSurface(binding.SurfaceSlot, binding.PlaybackId);
_timeline?.Event("movie-stop", new()
{
["resource"] = binding.ResourceId,
["playback"] = binding.PlaybackId,
["range_release"] = true,
});
_main.CallDeferred("StopMovie", binding.PlaybackId);
}
_timeline?.Event("surface-range-release", new() { ["first"] = firstSlot, ["count"] = count });
}
// Main-thread decoder handoff. Replacing the newest frame mirrors the native texture renderer's
// sample callback: the retained object keeps its surface binding while only the surface pixels change.
public void PublishMovieFrame(long playbackId, string name, int assetId, RgbaImage frame)
{
MovieMaskPlayback? maskPlayback;
lock (_movieMaskLock) _movieMasksByPlayback.TryGetValue(playbackId, out maskPlayback);
if (maskPlayback != null)
{
var request = maskPlayback.Request;
byte initialFill = request.Mode == 1 ? (byte)0 : (byte)255;
byte[] mask = MovieMaskSurface.ExtractGreen(
frame, request.Width, request.Height, initialFill);
PublishMaskedCapture(request.SurfaceSlot, maskPlayback.Captured, mask, request);
return;
}
if (_movieSurfaces.PublishFrame(playbackId, frame, name, assetId))
System.Threading.Interlocked.Exchange(ref _presentRequested, 1);
}
public void NotifyMovieCompleted(long playbackId)
{
MovieMaskPlayback? maskPlayback = RemoveMovieMaskPlayback(playbackId);
if (maskPlayback != null) PublishMovieMaskTerminal(maskPlayback);
if (!_movieSurfaces.Complete(playbackId)) return;
_timeline?.Event("movie-complete", new() { ["playback"] = playbackId });
_frameSignal.Set();
}
private bool HasActiveMoviePresentation()
=> _movieSurfaces.HasActivePlayback;
private RgbaImage CaptureRetainedRange(
GfxState gfx, int targetSlot, long firstHandle, int count)
{
var dimensions = _slotDims.GetValueOrDefault(
targetSlot, (W: _screenWidth, H: _screenHeight));
int width = System.Math.Max(0, dimensions.W);
int height = System.Math.Max(0, dimensions.H);
var captured = new RgbaImage(width, height, new byte[checked(width * height * 4)]);
IReadOnlyList<RenderObject> visible = gfx.SnapshotVisibleObjects(_clock.NowMs);
RetainedSurfaceRasterizer.CompositeRange(
captured, visible, firstHandle, System.Math.Max(0, count),
item =>
{
var raw = gfx.TryGet(item.Handle);
var resolved = raw != null
? ResolveSurfaceTexture(raw.SourceSlot, item.SurfaceResId)
: ResolveResIdTexture(item.SurfaceResId);
return resolved == null
? null
: RgbaSurfaceOps.WithColorKey(resolved.Value.Image, item.ColorKey);
});
return captured;
}
private static byte[] CreateFilledMask(int width, int height, byte fill)
{
var mask = new byte[checked(System.Math.Max(0, width) * System.Math.Max(0, height))];
if (fill != 0) System.Array.Fill(mask, fill);
return mask;
}
private void PublishMaskedCapture(
int surfaceSlot, RgbaImage captured, byte[] mask, MovieMaskTransitionRequest request)
{
RgbaImage image = MovieMaskSurface.Apply(
captured, mask, System.Math.Max(0, request.Width),
System.Math.Max(0, request.Height), request.X, request.Y);
lock (_imageLock) _surfaceImages[surfaceSlot] = image;
_slotDims[surfaceSlot] = (image.Width, image.Height);
System.Threading.Interlocked.Exchange(ref _presentRequested, 1);
_frameSignal.Set();
}
private void PublishMovieMaskTerminal(MovieMaskPlayback playback)
{
byte terminalFill = playback.Request.Mode == 1 ? (byte)255 : (byte)0;
PublishMaskedCapture(
playback.Request.SurfaceSlot, playback.Captured,
CreateFilledMask(playback.Request.Width, playback.Request.Height, terminalFill),
playback.Request);
playback.Gfx.CompleteMovieMaskTransition(playback.Request.SurfaceSlot);
}
private MovieMaskPlayback? RemoveMovieMaskPlayback(long playbackId)
{
lock (_movieMaskLock)
{
if (!_movieMasksByPlayback.Remove(playbackId, out var playback)) return null;
return playback;
}
}
private void AbandonMovieMaskPlayback(long playbackId)
{
MovieMaskPlayback? playback = RemoveMovieMaskPlayback(playbackId);
if (playback != null)
{
ForgetMovieMaskSurface(playback.Request.SurfaceSlot, playbackId);
playback.Gfx.CompleteMovieMaskTransition(playback.Request.SurfaceSlot);
}
}
private void ForgetMovieMaskSurface(int surfaceSlot, long playbackId)
{
lock (_movieMaskLock)
if (_movieMaskPlaybackBySurface.GetValueOrDefault(surfaceSlot) == playbackId)
_movieMaskPlaybackBySurface.Remove(surfaceSlot);
}
private RgbaImage? Decode(AssetEntry asset)
{
lock (_imageLock)
{
if (_images.TryGetValue(asset.PackedId, out var cached)) return cached;
try { return _images[asset.PackedId] = _res.DecodeTexture(asset); }
catch (System.Exception e)
{
Godot.GD.Print($"AGF decode failed {asset.Name}: {e.Message}");
_images[asset.PackedId] = null;
return null;
}
}
}
// ---- audio ops (OGG plays natively in Godot) ----
// BGM is addressed by direct name (BGM{id:D3}.OGG); voice uses the universal packed catalog.
public void PlayBgm(long id)
=> DispatchBgm(id, 1, false);
public void RestartBgm(long id, int startMode)
=> DispatchBgm(id, startMode, true);
private void DispatchBgm(long id, int startMode, bool forceRestart)
{
var asset = _res.ResolveBgm(id);
var audio = asset != null ? LoadAudio(asset) : null;
_timeline?.Event("bgm", new()
{
["id"] = id,
["file"] = audio?.Name,
["start_mode"] = startMode,
["force_restart"] = forceRestart,
});
if (audio == null) return;
if (forceRestart)
_main.CallDeferred("RestartBgm", audio.Bytes, audio.Name, startMode);
else
_main.CallDeferred("PlayBgm", audio.Bytes, audio.Name);
}
public void StopBgm()
{
_timeline?.Event("bgm-stop", new());
_main.CallDeferred("StopBgm");
}
public void PlayVoice(long id) => PlayVoice(id, 0);
public void PlayVoice(long id, int playbackVariant)
{
var asset = _res.ResolveVoice(id);
var audio = asset != null ? LoadAudio(asset) : null;
_timeline?.Event("voice", new() { ["id"] = id, ["file"] = audio?.Name,
["playback_variant"] = playbackVariant });
if (audio == null) return;
bool queuedForSkip;
bool firstQueued = false;
lock (_messageSkipLock)
{
queuedForSkip = _messageSkipActive;
if (queuedForSkip)
{
firstQueued = _queuedSkippedVoice == null;
_queuedSkippedVoice = (audio, playbackVariant);
}
}
if (queuedForSkip)
{
if (firstQueued) _main.CallDeferred("StopVoiceForMessageSkip");
return;
}
DispatchVoice(audio, playbackVariant);
}
private void DispatchVoice(AudioPayload audio, int playbackVariant)
{
int generation = _main.QueueVoicePlayback();
bool duckBgm = (System.Threading.Volatile.Read(ref _voiceBgmDuckControl) & 1) == 0;
// Godot's stream player has no matching AGE start-mode control. Retain the native
// variant through dispatch/timeline so that distinction is not erased at the VM seam.
_main.CallDeferred("PlayVoice", audio.Bytes, audio.Name, generation, duckBgm, 50);
}
public void SetVoiceBgmDuckControl(long flags)
{
System.Threading.Volatile.Write(ref _voiceBgmDuckControl, unchecked((int)flags));
_timeline?.State("voice-bgm-duck-control", new() { ["flags"] = flags });
}
public void ScheduleVoicePlayback(long id, int playbackVariant, long delayMs)
{
var asset = _res.ResolveVoice(id);
var audio = asset != null ? LoadAudio(asset) : null;
_timeline?.Event("voice-scheduled", new()
{
["id"] = id, ["file"] = audio?.Name, ["playback_variant"] = playbackVariant,
["delay_ms"] = unchecked((uint)delayMs),
});
lock (_scheduledVoiceLock)
_scheduledVoice = audio == null
? null
: (audio, playbackVariant, unchecked((uint)delayMs), null);
}
public void LoadSoundEffect(long resourceId, int channel)
{
if ((uint)channel >= (uint)_sfxNames.Length) return;
var asset = _res.ResolveSoundEffect(resourceId);
var audio = asset != null ? LoadAudio(asset) : null;
_sfxNames[channel] = audio?.Name;
_timeline?.Event("sfx-load", new() { ["resource"] = resourceId, ["channel"] = channel,
["file"] = audio?.Name });
if (audio != null) _main.CallDeferred("LoadSoundEffect", audio.Bytes, audio.Name, channel);
}
public void StartSoundEffect(int channel) => StartSoundEffect(channel, 0);
public void StartSoundEffect(int channel, int startMode)
{
if ((uint)channel >= (uint)_sfxNames.Length || _sfxNames[channel] == null) return;
_timeline?.Event("sfx-start", new() { ["channel"] = channel,
["start_mode"] = startMode, ["file"] = _sfxNames[channel] });
_main.CallDeferred("StartSoundEffect", channel, startMode);
}
public void ScheduleSoundEffectStart(int channel, int startMode, long delayMs)
{
if ((uint)channel >= (uint)_sfxNames.Length || _sfxNames[channel] == null) return;
long ms = System.Math.Clamp(delayMs, 0, 60_000);
double realSeconds = ms / 1000.0 / System.Math.Max(0.05, _clock.Speed);
_timeline?.Event("sfx-start-scheduled", new() { ["channel"] = channel,
["start_mode"] = startMode, ["delay_ms"] = ms, ["file"] = _sfxNames[channel] });
_main.CallDeferred("ScheduleSoundEffectStart", channel, startMode, realSeconds);
}
public void ReleaseSoundEffect(int channel)
{
if ((uint)channel >= (uint)_sfxNames.Length) return;
_timeline?.Event("sfx-release", new() { ["channel"] = channel,
["file"] = _sfxNames[channel] });
_sfxNames[channel] = null;
_main.CallDeferred("ReleaseSoundEffect", channel);
}
private AudioPayload? LoadAudio(AssetEntry asset)
{
try { return _res.ReadAudio(asset); }
catch (System.Exception e)
{
Godot.GD.Print($"audio read failed {asset.Name}: {e.Message}");
return null;
}
}
public void FadeBgm(int targetPercent, long durationMs)
{
long ms = System.Math.Clamp(durationMs, 0, 60_000);
double realSeconds = ms / 1000.0 / System.Math.Max(0.05, _clock.Speed);
_timeline?.State("bgm-fade", new() { ["target_percent"] = targetPercent, ["duration_ms"] = ms });
_main.CallDeferred("FadeBgm", targetPercent, realSeconds);
long deadline = _clock.NowMs + ms;
IsSleeping = true;
bool scriptSuspended = SuspendScriptForPresentation();
try
{
// Native parks the interpreter in its audio service while the main render loop continues.
// Publish scene changes accumulated before the fade (notably GAMESTART -> SC0000's black
// frame), then leave presentation ownership with the compositor for the timed wait.
RequestSynchronizedPresentation();
while (_clock.NowMs < deadline && !_stopping) _frameSignal.WaitOne(50);
}
finally
{
ResumeScriptAfterPresentation(scriptSuspended);
IsSleeping = false;
}
_timeline?.State("running", new() { ["bgm_fade_complete"] = true });
}
public void ApplyAudioVolume(int category, int basisPoints)
{
_timeline?.State("audio-volume", new()
{
["category"] = category,
["basis_points"] = basisPoints,
});
_main.CallDeferred("ApplyAudioVolume", category, basisPoints);
}
public void ApplyAudioRouteEnabled(int category, bool enabled)
{
_timeline?.State("audio-route", new()
{
["category"] = category,
["enabled"] = enabled,
});
_main.CallDeferred("ApplyAudioRouteEnabled", category, enabled);
}
}
public sealed record GodotHostDiagnosticSnapshot(
string CurrentScene, bool IsInputWaiting, bool IsTransitionWaiting, bool IsSleeping,
bool IsTextRevealing, bool IsModalMovieWaiting, bool IsAdvPagePresentationSuspended,
bool IsMessageSkipActive, bool IsScreenTransitionActive, long TransitionStartedAtMs,
IReadOnlyList<MovieSurfaceDiagnostic> MovieSurfaces, IReadOnlyList<long> CompletedMoviePlaybackIds);