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feat(gfx): surface anim channel to the compositor via RenderObject.AnimState

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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
gamer147
2026-07-07 23:39:18 -04:00
parent 0495628b99
commit bcb95f3bb5
2 changed files with 38 additions and 2 deletions
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16
engine/Age.Engine/Model/GfxState.cs
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@@ -2,12 +2,21 @@ using System.Linq;
namespace Age.Engine.Model;
/// <summary>Per-object animation channel snapshot for the compositor (cluster 0x21c-0x243). Enabled = the
/// object has an active anim channel; (TX,TY,TZ) = the transform target it animates toward; Normalized = the
/// 0x21e ~percent variant; DurationTicks = the object's own duration (anim-start op2). The GLOBAL clock timebase
/// (duration + generation) is read separately off <see cref="GfxState.AnimClockDurationTicks"/>. Generation bumps
/// on each anim-start — the compositor re-triggers its wall-clock tween when it changes.</summary>
public readonly record struct AnimState(bool Enabled, bool Normalized, long TX, long TY, long TZ,
long DurationTicks, long Generation);
/// <summary>A renderable view of one visible gfx object — the host composites these in ascending-handle order
/// (= the engine's z-order) each frame. Built by <see cref="GfxState.SnapshotVisibleObjects"/>; the surface
/// resId/colorkey are resolved from the object's live source slot at snapshot time (see docs/engine-re.md,
/// "The full gfx render model").</summary>
public readonly record struct RenderObject(long Handle, long SurfaceResId, long ColorKey,
int SrcX, int SrcY, int W, int H, int DstX, int DstY);
int SrcX, int SrcY, int W, int H, int DstX, int DstY,
AnimState Anim);
/// <summary>Host-agnostic model of the AGE native gfx command-buffer (reversed in
/// docs/engine-re.md, gfx op-contract table). One registry maps an object handle to a GfxObject — the
@@ -171,7 +180,10 @@ public sealed class GfxState
if (!o.Visible) continue;
var (resId, ck) = _surfaces.TryGetValue(o.SourceSlot, out var s) ? s : (0L, 0L);
list.Add(new RenderObject(kv.Key, resId, ck, o.SrcRect.X, o.SrcRect.Y, o.SrcRect.W, o.SrcRect.H,
(int)o.V24.X, (int)o.V24.Y));
(int)o.V24.X, (int)o.V24.Y,
new AnimState(o.AnimEnabled, o.AnimNormalized,
o.AnimTarget.X, o.AnimTarget.Y, o.AnimTarget.Z,
o.AnimDurationTicks, o.AnimGeneration)));
}
return list;
}