public override void Read(AssetReader reader)
{
base.Read(reader);
Rect.Read(reader);
Offset.Read(reader);
if (IsReadBorder(reader.Version))
{
Border.Read(reader);
}
PixelsToUnits = reader.ReadSingle();
if (IsReadPivot(reader.Version))
{
Pivot.Read(reader);
}
Extrude = reader.ReadUInt32();
if (IsReadPolygon(reader.Version))
{
IsPolygon = reader.ReadBoolean();
reader.AlignStream(AlignType.Align4);
}
if (IsReadRendererData(reader.Version))
{
RenderDataKey = reader.ReadTupleTLong <EngineGUID>();
m_atlasTags = reader.ReadStringArray();
SpriteAtlas.Read(reader);
}
RD.Read(reader);
reader.AlignStream(AlignType.Align4);
if (IsReadPhysicsShape(reader.Version))
{
int count = reader.ReadInt32();
m_physicsShape = new Vector2f[count][];
for (int i = 0; i < count; i++)
{
m_physicsShape[i] = reader.ReadArray <Vector2f>();
}
}
if (IsReadBones(reader.Version))
{
m_bones = reader.ReadArray <SpriteBone>();
}
}
public Vector2f[][] GenerateOutline(SpriteAtlas atlas, Rectf rect, Vector2f pivot)
{
Vector2f[][] outlines = RD.GenerateOutline(File.Version);
float pivotShiftX = rect.Width * pivot.X - rect.Width * 0.5f;
float pivotShiftY = rect.Height * pivot.Y - rect.Height * 0.5f;
Vector2f pivotShift = new Vector2f(pivotShiftX, pivotShiftY);
foreach (Vector2f[] outline in outlines)
{
for (int i = 0; i < outline.Length; i++)
{
Vector2f point = outline[i] * PixelsToUnits;
outline[i] = point + pivotShift;
}
}
return(FixRotation(atlas, outlines));
}
public Vector2f[][] GeneratePhysicsShape(SpriteAtlas atlas, Rectf rect, Vector2f pivot)
{
if (PhysicsShape.Length > 0)
{
Vector2f[][] shape = new Vector2f[PhysicsShape.Length][];
float pivotShiftX = rect.Width * pivot.X - rect.Width * 0.5f;
float pivotShiftY = rect.Height * pivot.Y - rect.Height * 0.5f;
Vector2f pivotShift = new Vector2f(pivotShiftX, pivotShiftY);
for (int i = 0; i < PhysicsShape.Length; i++)
{
shape[i] = new Vector2f[PhysicsShape[i].Length];
for (int j = 0; j < PhysicsShape[i].Length; j++)
{
Vector2f point = PhysicsShape[i][j] * PixelsToUnits;
shape[i][j] = point + pivotShift;
}
}
return(FixRotation(atlas, shape));
}
return(Array.Empty <Vector2f[]>());
}
public void GetExportPosition(out Rectf rect, out Vector2f pivot, out Vector4f border)
{
SpriteAtlas atlas = null;
if (IsReadRendererData(File.Version))
{
atlas = SpriteAtlas.FindAsset(File);
}
Vector2f rectOffset;
if (atlas == null)
{
Vector2f textureOffset = RD.TextureRect.Position;
Vector2f textureSize = RD.TextureRect.Size;
rectOffset = RD.TextureRectOffset; // should be equal to RD.TextureRect.Position - Rect.Position
rect = new Rectf(textureOffset, textureSize);
}
else
{
SpriteAtlasData atlasData = atlas.RenderDataMap[RenderDataKey];
Vector2f textureOffset = atlasData.TextureRect.Position;
Vector2f textureSize = atlasData.TextureRect.Size;
rectOffset = atlasData.TextureRectOffset;
rect = new Rectf(textureOffset, textureSize);
}
Vector2f sizeDif = Rect.Size - rect.Size;
Vector2f pivotShiftSize = new Vector2f(Pivot.X * sizeDif.X, Pivot.Y * sizeDif.Y);
Vector2f relPivotShiftPos = new Vector2f(rectOffset.X / rect.Size.X, rectOffset.Y / rect.Size.Y);
Vector2f relPivotShiftSize = new Vector2f(pivotShiftSize.X / rect.Size.X, pivotShiftSize.Y / rect.Size.Y);
pivot = Pivot - relPivotShiftPos + relPivotShiftSize;
float borderL = Border.X == 0.0f ? 0.0f : Border.X - rectOffset.X;
float borderB = Border.Y == 0.0f ? 0.0f : Border.Y - rectOffset.Y;
float borderR = Border.Z == 0.0f ? 0.0f : Border.Z + rectOffset.X - sizeDif.X;
float borderT = Border.W == 0.0f ? 0.0f : Border.W + rectOffset.Y - sizeDif.Y;
border = new Vector4f(borderL, borderB, borderR, borderT);
}
public IReadOnlyList <IReadOnlyList <Vector2f> > GeneratePhysicsShape(SpriteAtlas atlas, Rectf rect, Vector2f pivot)
{
if (IsReadPhysicsShape(File.Version))
{
Vector2f[][] shape = new Vector2f[PhysicsShape.Count][];
float pivotShiftX = rect.Width * pivot.X - rect.Width * 0.5f;
float pivotShiftY = rect.Height * pivot.Y - rect.Height * 0.5f;
Vector2f pivotShift = new Vector2f(pivotShiftX, pivotShiftY);
for (int i = 0; i < PhysicsShape.Count; i++)
{
shape[i] = new Vector2f[PhysicsShape[i].Count];
for (int j = 0; j < PhysicsShape[i].Count; j++)
{
Vector2f point = PhysicsShape[i][j] * PixelsToUnits;
shape[i][j] = point + pivotShift;
}
}
return(FixRotation(atlas, shape));
}
else
{
return(new Vector2f[0][]);
}
}
public SpriteMetaData GenerateSpriteMetaData(IExportContainer container, SpriteAtlas atlas)
{
return(SpriteConverter.GenerateSpriteMetaData(container, atlas, this));
}
private Vector2f[][] FixRotation(SpriteAtlas atlas, Vector2f[][] outlines)
{
bool isPacked = RD.IsPacked;
SpritePackingRotation rotation = RD.PackingRotation;
if (atlas != null)
{
SpriteAtlasData atlasData = atlas.RenderDataMap[RenderDataKey];
isPacked = atlasData.IsPacked;
rotation = atlasData.PackingRotation;
}
if (isPacked)
{
switch (rotation)
{
case SpritePackingRotation.FlipHorizontal:
{
foreach (Vector2f[] outline in outlines)
{
for (int i = 0; i < outline.Length; i++)
{
Vector2f vertex = outline[i];
outline[i] = new Vector2f(-vertex.X, vertex.Y);
}
}
}
break;
case SpritePackingRotation.FlipVertical:
{
foreach (Vector2f[] outline in outlines)
{
for (int i = 0; i < outline.Length; i++)
{
Vector2f vertex = outline[i];
outline[i] = new Vector2f(vertex.X, -vertex.Y);
}
}
}
break;
case SpritePackingRotation.Rotate90:
{
foreach (Vector2f[] outline in outlines)
{
for (int i = 0; i < outline.Length; i++)
{
Vector2f vertex = outline[i];
outline[i] = new Vector2f(vertex.Y, vertex.X);
}
}
}
break;
case SpritePackingRotation.Rotate180:
{
foreach (Vector2f[] outline in outlines)
{
for (int i = 0; i < outline.Length; i++)
{
Vector2f vertex = outline[i];
outline[i] = new Vector2f(-vertex.X, -vertex.Y);
}
}
}
break;
}
}
return(outlines);
}
