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f32: replace Affine2D{} with AffineId() for identity transformations

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Reduces ambiguity by introducing AffineId() for representing identity transformation matrices.

References: https://todo.sr.ht/~eliasnaur/gio/655
Signed-off-by: Walter Werner SCHNEIDER <contact@schnwalter.eu>
This commit is contained in:
Walter Werner SCHNEIDER
2025-07-09 13:38:17 +03:00
committed by Elias Naur
parent 3e601e73c4
commit d76b4272aa
15 changed files with 49 additions and 35 deletions
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text/gotext.go
+2 -2
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@@ -767,7 +767,7 @@ func (s *shaperImpl) Bitmaps(ops *op.Ops, gs []Glyph) op.CallOp {
imgOp = bitmapData.img
imgSize = bitmapData.size
}
off := op.Affine(f32.Affine2D{}.Offset(f32.Point{
off := op.Affine(f32.AffineId().Offset(f32.Point{
X: fixedToFloat((g.X - x) - g.Offset.X),
Y: fixedToFloat(g.Offset.Y + g.Bounds.Min.Y),
})).Push(ops)
@@ -783,7 +783,7 @@ func (s *shaperImpl) Bitmaps(ops *op.Ops, gs []Glyph) op.CallOp {
Y: g.Bounds.Max.Y.Round(),
},
}.Size()
aff := op.Affine(f32.Affine2D{}.Scale(f32.Point{}, f32.Point{
aff := op.Affine(f32.AffineId().Scale(f32.Point{}, f32.Point{
X: float32(glyphSize.X) / float32(imgSize.X),
Y: float32(glyphSize.Y) / float32(imgSize.Y),
})).Push(ops)