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spine-tk2d now supports whitespace trimmed atlases.

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This commit is contained in:
NathanSweet 2013-07-28 17:27:37 +02:00
parent 7e66b9e22d
commit 99ee8361e2
1 changed files with 23 additions and 22 deletions
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45
spine-tk2d/Code/tk2dSpineAttachmentLoader.cs
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@ -19,34 +19,27 @@ public class tk2dSpineAttachmentLoader : AttachmentLoader {
int index = name.LastIndexOfAny(new char[] {'/', '\\'});
if (index != -1) name = name.Substring(index + 1);
tk2dSpriteDefinition attachmentParameters = sprites.GetSpriteDefinition(name);
tk2dSpriteDefinition def = sprites.GetSpriteDefinition(name);
if (attachmentParameters == null) throw new Exception("Sprite not found in atlas: " + name + " (" + type + ")");
if (attachmentParameters.complexGeometry) throw new NotImplementedException("Complex geometry is not supported: " + name + " (" + type + ")");
if (attachmentParameters.flipped == tk2dSpriteDefinition.FlipMode.TPackerCW) throw new NotImplementedException("Only 2D Toolkit atlases are supported: " + name + " (" + type + ")");
if (def == null) throw new Exception("Sprite not found in atlas: " + name + " (" + type + ")");
if (def.complexGeometry) throw new NotImplementedException("Complex geometry is not supported: " + name + " (" + type + ")");
if (def.flipped == tk2dSpriteDefinition.FlipMode.TPackerCW) throw new NotImplementedException("Only 2D Toolkit atlases are supported: " + name + " (" + type + ")");
RegionAttachment attachment = new RegionAttachment(name);
Vector2 minTexCoords = Vector2.one;
Vector2 maxTexCoords = Vector2.zero;
for (int i = 0; i < attachmentParameters.uvs.Length; ++i) {
Vector2 uv = attachmentParameters.uvs[i];
for (int i = 0; i < def.uvs.Length; ++i) {
Vector2 uv = def.uvs[i];
minTexCoords = Vector2.Min(minTexCoords, uv);
maxTexCoords = Vector2.Max(maxTexCoords, uv);
}
Texture texture = attachmentParameters.material.mainTexture;
int width = (int)(Mathf.Abs(maxTexCoords.x - minTexCoords.x) * texture.width);
int height = (int)(Mathf.Abs(maxTexCoords.y - minTexCoords.y) * texture.height);
bool rotated = (attachmentParameters.flipped == tk2dSpriteDefinition.FlipMode.Tk2d);
bool rotated = def.flipped == tk2dSpriteDefinition.FlipMode.Tk2d;
if (rotated) {
float temp = minTexCoords.x;
minTexCoords.x = maxTexCoords.x;
maxTexCoords.x = temp;
}
RegionAttachment attachment = new RegionAttachment(name);
attachment.SetUVs(
minTexCoords.x,
maxTexCoords.y,
@ -54,13 +47,21 @@ public class tk2dSpineAttachmentLoader : AttachmentLoader {
minTexCoords.y,
rotated
);
// TODO - Set attachment.RegionOffsetX/Y. What units does attachmentParameters.untrimmedBoundsData use?!
attachment.RegionWidth = width;
attachment.RegionHeight = height;
attachment.RegionOriginalWidth = width;
attachment.RegionOriginalHeight = height;
attachment.RegionOriginalWidth = (int)(def.untrimmedBoundsData[1].x / def.texelSize.x);
attachment.RegionOriginalHeight = (int)(def.untrimmedBoundsData[1].y / def.texelSize.y);
attachment.RegionWidth = (int)(def.boundsData[1].x / def.texelSize.x);
attachment.RegionHeight = (int)(def.boundsData[1].y / def.texelSize.y);
float x0 = def.untrimmedBoundsData[0].x - def.untrimmedBoundsData[1].x / 2;
float x1 = def.boundsData[0].x - def.boundsData[1].x / 2;
attachment.RegionOffsetX = (int)((x1 - x0) / def.texelSize.x);
float y0 = def.untrimmedBoundsData[0].y - def.untrimmedBoundsData[1].y / 2;
float y1 = def.boundsData[0].y - def.boundsData[1].y / 2;
attachment.RegionOffsetY = (int)((y1 - y0) / def.texelSize.y);
return attachment;
}
}