internal protected override void UpdateTransform()
{
base.UpdateTransform();
Rect textureRect;
if (_scrollRect.HasValue)
{
var sheetRect = new Rect(
_textureScrollRect.x + _frame.textureBounds.x + _frame.textureAnchor.x,
_textureScrollRect.y + _frame.textureBounds.y + _frame.textureAnchor.y,
_textureScrollRect.width,
_textureScrollRect.height);
textureRect = sheetRect.GetIntersection(_frame.textureBounds);
}
else
{
textureRect = _frame.textureBounds;
}
var anchorPoint = new Vector2(
anchor.x / _frame.textureScale + _frame.textureAnchor.x,
anchor.y / _frame.textureScale + _frame.textureAnchor.y);
var flip = TextureFlip.NONE;
if (_flipHorizontal)
{
flip |= TextureFlip.HORIZONTAL;
}
if (_flipVertical)
{
flip |= TextureFlip.VERTICAL;
}
var texture = _frame.texture;
var textureScale = _frame.textureScale;
var textureSize = new Vector2(texture.width, texture.height);
var globalMatrix = MatrixUtil.CreateScale2D(textureScale) * compositeMatrix;
_quad.UpdateTransform(ref globalMatrix, ref textureRect, ref textureSize, ref anchorPoint, flip);
}