public static List <SpriteDefinition> GenerateAtlasMetaData(ImportContext ctx,
SpritePacker.PackResult packResult)
{
var oldPivotNorm = ctx.Settings.PivotRelativePos;
var metaList = new List <SpriteDefinition>();
for (int i = 0; i < packResult.Positions.Count; ++i)
{
var pos = packResult.Positions[i];
var image = pos.FrameImage;
var name = pos.FrameImage.BaseName + "_" + pos.FrameImage.FrameId + "_" + pos.FrameImage.SubImageIndex;
var bounds = new Rect(pos.X, pos.Y, pos.Width, pos.Height);
var md = GenerateSpriteMetaData(image, name, bounds, oldPivotNorm);
metaList.Add(new SpriteDefinition(md, image));
}
return(metaList);
}
public static Texture2D CreateTexture(SpritePacker.PackResult packResult)
{
var texture = CreateEmptyTexture(packResult.AtlasTextureSize);
foreach (var pos in packResult.Positions)
{
var image = pos.FrameImage;
var bb = image.BoundingBox;
for (var y = bb.MinY; y < bb.MaxY; ++y)
{
for (var x = bb.MinX; x < bb.MaxX; ++x)
{
var texX = (x - bb.MinX) + pos.X;
var texY = -(y - bb.MinY) + pos.Y + bb.Height - 1;
texture.SetPixel(texX, texY, image[x, y]);
}
}
}
texture.Apply();
return(texture);
}