ebiten: Update comments

image.go

@@ -122,9 +122,6 @@ type DrawImageOptions struct {
 
 	// Filter is a type of texture filter.
 	// The default (zero) value is FilterNearest.
-	//
-	// Filter can also be specified at NewImage* functions, but
-	// specifying filter at DrawImageOptions is recommended (as of 1.7.0).
 	Filter Filter
 }
 
@@ -635,7 +632,7 @@ func (i *Image) ColorModel() color.Model {
 // Note that an important logic should not rely on values returned by At, since
 // the returned values can include very slight differences between some machines.
 //
-// At can't be called outside the main loop (ebiten.Run's updating function) starts (as of version 1.4.0).
+// At can't be called outside the main loop (ebiten.Run's updating function) starts.
 func (i *Image) At(x, y int) color.Color {
 	if i.isDisposed() {
 		return color.RGBA{}

image_test.go

@@ -816,9 +816,6 @@ func TestImageOutsideUpperLeft(t *testing.T) {
 	dst1.DrawImage(src.SubImage(image.Rect(-4, -4, 8, 8)).(*Image), op)
 
 	op = &DrawImageOptions{}
-	// The outside part of the source rect is just ignored.
-	// This behavior was changed as of 1.9.0-alpha.
-	// op.GeoM.Translate(4, 4)
 	op.GeoM.Rotate(math.Pi / 4)
 	dst2.DrawImage(src, op)
 

input.go

@@ -99,9 +99,6 @@ func Wheel() (xoff, yoff float64) {
 // use inpututil.IsMouseButtonJustPressed
 //
 // IsMouseButtonPressed is concurrent-safe.
-//
-// Note that touch events not longer affect IsMouseButtonPressed's result as of 1.4.0-alpha.
-// Use Touches instead.
 func IsMouseButtonPressed(mouseButton MouseButton) bool {
 	return uiDriver().Input().IsMouseButtonPressed(driver.MouseButton(mouseButton))
 }

run.go

@@ -244,11 +244,7 @@ func SetCursorMode(mode CursorModeType) {
 
 // IsFullscreen reports whether the current mode is fullscreen or not.
 //
-// IsFullscreen always returns false on browsers.
-// IsFullscreen works as this as of 1.10.0-alpha.
-// Before that, IsFullscreen reported whether the current mode is fullscreen or not.
-//
-// IsFullscreen always returns false on mobiles.
+// IsFullscreen always returns false on browsers or mobiles.
 //
 // IsFullscreen is concurrent-safe.
 func IsFullscreen() bool {
@@ -263,11 +259,7 @@ func IsFullscreen() bool {
 // On desktops, Ebiten uses 'windowed' fullscreen mode, which doesn't change
 // your monitor's resolution.
 //
-// SetFullscreen does nothing on browsers.
-// SetFullscreen works as this as of 1.10.0-alpha.
-// Before that, SetFullscreen affected the fullscreen mode.
-//
-// SetFullscreen does nothing on mobiles.
+// SetFullscreen does nothing on browsers or mobiles.
 //
 // SetFullscreen is concurrent-safe.
 func SetFullscreen(fullscreen bool) {

window.go

@@ -74,9 +74,7 @@ func SetWindowResizable(resizable bool) {
 
 // SetWindowTitle sets the title of the window.
 //
-// SetWindowTitle updated the title on browsers, but now does nothing on browsers as of 1.11.0-alpha.
-//
-// SetWindowTitle does nothing on mobiles.
+// SetWindowTitle does nothing on browsers or mobiles.
 //
 // SetWindowTitle is concurrent-safe.
 func SetWindowTitle(title string) {