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Revert "gpu: replace f32.Point/Rectangle with image.Point/Rectangle"

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This reverts commit 36a2fa37c7.

Reason is that text rendering broke on some Android devices[0].

[0] https://lists.sr.ht/~eliasnaur/gio/%3CPH7PR02MB1003858FA1B27C8A53BE96815DDA1A@PH7PR02MB10038.namprd02.prod.outlook.com%3E

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2025-12-18 10:10:19 +01:00
parent 42bc707f7c
commit 6e5bbfe8d4
3 changed files with 56 additions and 55 deletions
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gpu/path.go
+3 -3
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@@ -334,7 +334,7 @@ func (p *pather) begin(sizes []image.Point) {
p.stenciler.begin(sizes)
}
func (p *pather) stencilPath(bounds image.Rectangle, offset image.Point, uv image.Point, data pathData) {
func (p *pather) stencilPath(bounds image.Rectangle, offset f32.Point, uv image.Point, data pathData) {
p.stenciler.stencilPath(bounds, offset, uv, data)
}
@@ -353,14 +353,14 @@ func (s *stenciler) begin(sizes []image.Point) {
s.fbos.resize(s.ctx, driver.TextureFormatFloat, sizes)
}
func (s *stenciler) stencilPath(bounds image.Rectangle, offset image.Point, uv image.Point, data pathData) {
func (s *stenciler) stencilPath(bounds image.Rectangle, offset f32.Point, uv image.Point, data pathData) {
s.ctx.Viewport(uv.X, uv.Y, bounds.Dx(), bounds.Dy())
// Transform UI coordinates to OpenGL coordinates.
texSize := f32.Point{X: float32(bounds.Dx()), Y: float32(bounds.Dy())}
scale := f32.Point{X: 2 / texSize.X, Y: 2 / texSize.Y}
orig := f32.Point{X: -1 - float32(bounds.Min.X)*2/texSize.X, Y: -1 - float32(bounds.Min.Y)*2/texSize.Y}
s.pipeline.uniforms.transform = [4]float32{scale.X, scale.Y, orig.X, orig.Y}
s.pipeline.uniforms.pathOffset = [2]float32{float32(offset.X), float32(offset.Y)}
s.pipeline.uniforms.pathOffset = [2]float32{offset.X, offset.Y}
s.pipeline.pipeline.UploadUniforms(s.ctx)
// Draw in batches that fit in uint16 indices.
start := 0