public OffsetsSpriteSequence(ModData modData, TileSet tileSet, SpriteCache cache, ISpriteSequenceLoader loader, string sequence, string animation, MiniYaml info)
: base(modData, tileSet, cache, loader, sequence, animation, info)
{
if (info.Value.EndsWith(".mobd"))
{
var src = GetSpriteSrc(modData, tileSet, sequence, animation, info.Value, info.ToDictionary());
var offsets = cache.FrameMetadata(src).Get <EmbeddedSpriteOffsets>();
for (var i = 0; i < sprites.Length; i++)
{
if (sprites[i] == null)
{
continue;
}
if (offsets.FrameOffsets != null && offsets.FrameOffsets.ContainsKey(i))
{
EmbeddedOffsets.Add(sprites[i], offsets.FrameOffsets[i]);
}
}
}
else if (info.Value.EndsWith(".png"))
{
var src = GetSpriteSrc(modData, tileSet, sequence, animation, info.Value, info.ToDictionary());
var metadata = cache.FrameMetadata(src).Get <PngSheetMetadata>();
for (var i = 0; i < sprites.Length; i++)
{
if (sprites[i] == null || !metadata.Metadata.ContainsKey("Offsets[" + i + "]"))
{
continue;
}
var lines = metadata.Metadata["Offsets[" + i + "]"].Split('\n');
var convertOffsets = new Func <string[], Offset>(data => new Offset {
Id = int.Parse(data[0]), X = int.Parse(data[1]), Y = int.Parse(data[2])
});
EmbeddedOffsets.Add(sprites[i], lines.Select(t => t.Split(',')).Select(convertOffsets).ToArray());
}
}
}
public DefaultSpriteSequence(ModData modData, TileSet tileSet, SpriteCache cache, ISpriteSequenceLoader loader, string sequence, string animation, MiniYaml info)
{
this.sequence = sequence;
Name = animation;
Loader = loader;
var d = info.ToDictionary();
try
{
Start = LoadField(d, "Start", 0);
ShadowStart = LoadField(d, "ShadowStart", -1);
ShadowZOffset = LoadField(d, "ShadowZOffset", DefaultShadowSpriteZOffset).Length;
ZOffset = LoadField(d, "ZOffset", WDist.Zero).Length;
ZRamp = LoadField(d, "ZRamp", 0);
Tick = LoadField(d, "Tick", 40);
transpose = LoadField(d, "Transpose", false);
Frames = LoadField <int[]>(d, "Frames", null);
var flipX = LoadField(d, "FlipX", false);
var flipY = LoadField(d, "FlipY", false);
Facings = LoadField(d, "Facings", 1);
if (Facings < 0)
{
reverseFacings = true;
Facings = -Facings;
}
var offset = LoadField(d, "Offset", float3.Zero);
var blendMode = LoadField(d, "BlendMode", BlendMode.Alpha);
Func <int, IEnumerable <int> > getUsedFrames = frameCount =>
{
MiniYaml length;
if (d.TryGetValue("Length", out length) && length.Value == "*")
{
Length = Frames != null ? Frames.Length : frameCount - Start;
}
else
{
Length = LoadField(d, "Length", 1);
}
// Plays the animation forwards, and then in reverse
if (LoadField(d, "Reverses", false))
{
var frames = Frames != null?Frames.Skip(Start).Take(Length).ToArray() : Exts.MakeArray(Length, i => Start + i);
Frames = frames.Concat(frames.Skip(1).Take(Length - 2).Reverse()).ToArray();
Length = 2 * Length - 2;
Start = 0;
}
Stride = LoadField(d, "Stride", Length);
if (Length > Stride)
{
throw new InvalidOperationException(
"{0}: Sequence {1}.{2}: Length must be <= stride"
.F(info.Nodes[0].Location, sequence, animation));
}
if (Frames != null && Length > Frames.Length)
{
throw new InvalidOperationException(
"{0}: Sequence {1}.{2}: Length must be <= Frames.Length"
.F(info.Nodes[0].Location, sequence, animation));
}
var end = Start + (Facings - 1) * Stride + Length - 1;
if (Frames != null)
{
foreach (var f in Frames)
{
if (f < 0 || f >= frameCount)
{
throw new InvalidOperationException(
"{5}: Sequence {0}.{1} defines a Frames override that references frame {4}, but only [{2}..{3}] actually exist"
.F(sequence, animation, Start, end, f, info.Nodes[0].Location));
}
}
if (Start < 0 || end >= Frames.Length)
{
throw new InvalidOperationException(
"{5}: Sequence {0}.{1} uses indices [{2}..{3}] of the Frames list, but only {4} frames are defined"
.F(sequence, animation, Start, end, Frames.Length, info.Nodes[0].Location));
}
}
else if (Start < 0 || end >= frameCount)
{
throw new InvalidOperationException(
"{5}: Sequence {0}.{1} uses frames [{2}..{3}], but only 0..{4} actually exist"
.F(sequence, animation, Start, end, frameCount - 1, info.Nodes[0].Location));
}
if (ShadowStart >= 0 && ShadowStart + (Facings - 1) * Stride + Length > frameCount)
{
throw new InvalidOperationException(
"{5}: Sequence {0}.{1}'s shadow frames use frames [{2}..{3}], but only [0..{4}] actually exist"
.F(sequence, animation, ShadowStart, ShadowStart + (Facings - 1) * Stride + Length - 1, frameCount - 1,
info.Nodes[0].Location));
}
var usedFrames = new List <int>();
for (var facing = 0; facing < Facings; facing++)
{
for (var frame = 0; frame < Length; frame++)
{
var i = transpose ? (frame % Length) * Facings + facing :
(facing * Stride) + (frame % Length);
usedFrames.Add(Frames != null ? Frames[i] : Start + i);
}
}
if (ShadowStart >= 0)
{
return(usedFrames.Concat(usedFrames.Select(i => i + ShadowStart - Start)));
}
return(usedFrames);
};
MiniYaml combine;
if (d.TryGetValue("Combine", out combine))
{
var combined = Enumerable.Empty <Sprite>();
foreach (var sub in combine.Nodes)
{
var sd = sub.Value.ToDictionary();
// Allow per-sprite offset, flipping, start, and length
var subStart = LoadField(sd, "Start", 0);
var subOffset = LoadField(sd, "Offset", float3.Zero);
var subFlipX = LoadField(sd, "FlipX", false);
var subFlipY = LoadField(sd, "FlipY", false);
var subFrames = LoadField <int[]>(sd, "Frames", null);
var subLength = 0;
Func <int, IEnumerable <int> > subGetUsedFrames = subFrameCount =>
{
MiniYaml subLengthYaml;
if (sd.TryGetValue("Length", out subLengthYaml) && subLengthYaml.Value == "*")
{
subLength = subFrames != null ? subFrames.Length : subFrameCount - subStart;
}
else
{
subLength = LoadField(sd, "Length", 1);
}
return(subFrames != null?subFrames.Skip(subStart).Take(subLength) : Enumerable.Range(subStart, subLength));
};
var subSrc = GetSpriteSrc(modData, tileSet, sequence, animation, sub.Key, sd);
var subSprites = cache[subSrc, subGetUsedFrames].Select(
s => s != null ? new Sprite(s.Sheet,
FlipRectangle(s.Bounds, subFlipX, subFlipY), ZRamp,
new float3(subFlipX ? -s.Offset.X : s.Offset.X, subFlipY ? -s.Offset.Y : s.Offset.Y, s.Offset.Z) + subOffset + offset,
s.Channel, blendMode) : null).ToList();
var frames = subFrames != null?subFrames.Skip(subStart).Take(subLength).ToArray() : Exts.MakeArray(subLength, i => subStart + i);
combined = combined.Concat(frames.Select(i => subSprites[i]));
}
sprites = combined.ToArray();
getUsedFrames(sprites.Length);
}
else
{
// Apply offset to each sprite in the sequence
// Different sequences may apply different offsets to the same frame
var src = GetSpriteSrc(modData, tileSet, sequence, animation, info.Value, d);
sprites = cache[src, getUsedFrames].Select(
s => s != null ? new Sprite(s.Sheet,
FlipRectangle(s.Bounds, flipX, flipY), ZRamp,
new float3(flipX ? -s.Offset.X : s.Offset.X, flipY ? -s.Offset.Y : s.Offset.Y, s.Offset.Z) + offset,
s.Channel, blendMode) : null).ToArray();
}
var depthSprite = LoadField <string>(d, "DepthSprite", null);
if (!string.IsNullOrEmpty(depthSprite))
{
var depthSpriteFrame = LoadField(d, "DepthSpriteFrame", 0);
var depthOffset = LoadField(d, "DepthSpriteOffset", float2.Zero);
Func <int, IEnumerable <int> > getDepthFrame = _ => new int[] { depthSpriteFrame };
var ds = cache[depthSprite, getDepthFrame][depthSpriteFrame];
sprites = sprites.Select(s =>
{
if (s == null)
{
return(null);
}
var cw = (ds.Bounds.Left + ds.Bounds.Right) / 2 + (int)(s.Offset.X + depthOffset.X);
var ch = (ds.Bounds.Top + ds.Bounds.Bottom) / 2 + (int)(s.Offset.Y + depthOffset.Y);
var w = s.Bounds.Width / 2;
var h = s.Bounds.Height / 2;
var r = Rectangle.FromLTRB(cw - w, ch - h, cw + w, ch + h);
return(new SpriteWithSecondaryData(s, ds.Sheet, r, ds.Channel));
}).ToArray();
}
var exportPalette = LoadField <string>(d, "EmbeddedPalette", null);
if (exportPalette != null)
{
var src = GetSpriteSrc(modData, tileSet, sequence, animation, info.Value, d);
var metadata = cache.FrameMetadata(src);
var i = Frames != null ? Frames[0] : Start;
var palettes = metadata != null?metadata.GetOrDefault <EmbeddedSpritePalette>() : null;
if (palettes == null || !palettes.TryGetPaletteForFrame(i, out EmbeddedPalette))
{
throw new YamlException("Cannot export palettes from {0}: frame {1} does not define an embedded palette".F(src, i));
}
}
var boundSprites = SpriteBounds(sprites, Frames, Start, Facings, Length, Stride, transpose);
if (ShadowStart > 0)
{
boundSprites = boundSprites.Concat(SpriteBounds(sprites, Frames, ShadowStart, Facings, Length, Stride, transpose));
}
Bounds = boundSprites.Union();
}
catch (FormatException f)
{
throw new FormatException("Failed to parse sequences for {0}.{1} at {2}:\n{3}".F(sequence, animation, info.Nodes[0].Location, f));
}
}