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X backend only sends what it needs to

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This commit is contained in:
Sasha Koshka 2022-11-11 23:46:46 -05:00
parent e4f97a918a
commit 47ee6545cb
1 changed files with 11 additions and 7 deletions
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18
backends/x/x.go
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@ -100,13 +100,16 @@ func (backend *Backend) Draw () {
if boundsChanged {
backend.reallocateCanvas()
backend.drawCells(true)
backend.canvas.XDraw()
backend.canvas.XPaint(backend.window.Id)
} else {
// backend.drawCells(false)
// backend.canvas.XDraw()
// backend.canvas.XPaint(backend.window.Id)
// FIXME use this instead once it works
backend.updateWindowAreas(backend.drawCells(false)...)
}
backend.drawCells(true)
backend.canvas.XDraw()
backend.canvas.XPaint(backend.window.Id)
// FIXME use this instead once it works
// backend.updateWindowAreas(...)
}
func (backend *Backend) SetTitle (title string) (err error) {
@ -251,7 +254,8 @@ func (backend *Backend) drawCells (forceRedraw bool) (areas []image.Rectangle) {
cell := backend.application.Cell(x, y)
content := cell.Rune()
if content < 32 { continue }
areas = append(areas, backend.boundsOfCell(x, y))
backend.drawRune(x, y, content)
}}
return