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op/clip: split Rect into pixel-aligned Rect and rounded RRect

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The pixel-aligned Rect is more efficient and easier to use in the common case
of layout clipping.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-07-09 18:06:00 +02:00
parent 4818538ef8
commit d572aa23ac
14 changed files with 105 additions and 116 deletions
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internal/rendertest/bench_test.go
+4 -4
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@@ -158,7 +158,7 @@ func draw1000Circles(gtx layout.Context) {
for y := 0; y < 10; y++ {
pi := op.Push(ops)
paint.ColorOp{Color: color.RGBA{R: 100 + uint8(x), G: 100 + uint8(y), B: 100, A: 120}}.Add(ops)
clip.Rect{Rect: f32.Rect(0, 0, 10, 10), NE: 5, SE: 5, SW: 5, NW: 5}.Add(ops)
clip.RRect{Rect: f32.Rect(0, 0, 10, 10), NE: 5, SE: 5, SW: 5, NW: 5}.Add(ops)
paint.PaintOp{Rect: f32.Rect(0, 0, 10, 10)}.Add(ops)
pi.Pop()
op.Offset(f32.Pt(0, float32(100))).Add(ops)
@@ -171,7 +171,7 @@ func draw1000CirclesInstanced(gtx layout.Context) {
ops := gtx.Ops
r := op.Record(ops)
clip.Rect{Rect: f32.Rect(0, 0, 10, 10), NE: 5, SE: 5, SW: 5, NW: 5}.Add(ops)
clip.RRect{Rect: f32.Rect(0, 0, 10, 10), NE: 5, SE: 5, SW: 5, NW: 5}.Add(ops)
paint.PaintOp{Rect: f32.Rect(0, 0, 10, 10)}.Add(ops)
c := r.Stop()
@@ -210,7 +210,7 @@ func drawIndividualShapes(gtx layout.Context, th *material.Theme) chan op.CallOp
for y := 0; y < 9; y++ {
pi := op.Push(ops)
paint.ColorOp{Color: color.RGBA{R: 100 + uint8(x), G: 100 + uint8(y), B: 100, A: 120}}.Add(ops)
clip.Rect{Rect: f32.Rect(0, 0, 25, 25), NE: 10, SE: 10, SW: 10, NW: 10}.Add(ops)
clip.RRect{Rect: f32.Rect(0, 0, 25, 25), NE: 10, SE: 10, SW: 10, NW: 10}.Add(ops)
paint.PaintOp{Rect: f32.Rect(0, 0, 25, 25)}.Add(ops)
pi.Pop()
op.Offset(f32.Pt(0, float32(50))).Add(ops)
@@ -229,7 +229,7 @@ func drawShapeInstances(gtx layout.Context, th *material.Theme) chan op.CallOp {
co := op.Record(ops)
r := op.Record(ops)
clip.Rect{Rect: f32.Rect(0, 0, 25, 25), NE: 10, SE: 10, SW: 10, NW: 10}.Add(ops)
clip.RRect{Rect: f32.Rect(0, 0, 25, 25), NE: 10, SE: 10, SW: 10, NW: 10}.Add(ops)
paint.PaintOp{Rect: f32.Rect(0, 0, 25, 25)}.Add(ops)
c := r.Stop()