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ui: Update a comment about units

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This commit is contained in:
Hajime Hoshi 2016-07-03 04:13:39 +09:00
parent c7fee53017
commit 83e24f6d48
1 changed files with 6 additions and 0 deletions
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6
run.go
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@ -53,6 +53,8 @@ func IsRunningSlowly() bool {
// The given function f is guaranteed to be called 60 times a second // The given function f is guaranteed to be called 60 times a second
// even if a rendering frame is skipped. // even if a rendering frame is skipped.
// f is not called when the screen is not shown. // f is not called when the screen is not shown.
//
// The size unit is device-independent pixel.
func Run(f func(*Image) error, width, height int, scale float64, title string) error { func Run(f func(*Image) error, width, height int, scale float64, title string) error {
ch := make(chan error) ch := make(chan error)
go func() { go func() {
@ -68,6 +70,8 @@ func Run(f func(*Image) error, width, height int, scale float64, title string) e
// //
// Typically, Ebiten users don't have to call this directly. // Typically, Ebiten users don't have to call this directly.
// Instead, functions in github.com/hajimehoshi/ebiten/mobile module call this. // Instead, functions in github.com/hajimehoshi/ebiten/mobile module call this.
//
// The size unit is device-independent pixel.
func RunWithoutMainLoop(f func(*Image) error, width, height int, scale float64, title string) <-chan error { func RunWithoutMainLoop(f func(*Image) error, width, height int, scale float64, title string) <-chan error {
ch := make(chan error) ch := make(chan error)
go func() { go func() {
@ -83,6 +87,8 @@ func RunWithoutMainLoop(f func(*Image) error, width, height int, scale float64,
// SetScreenSize changes the (logical) size of the screen. // SetScreenSize changes the (logical) size of the screen.
// This doesn't affect the current scale of the screen. // This doesn't affect the current scale of the screen.
// //
// Unit is device-independent pixel.
//
// This function is concurrent-safe. // This function is concurrent-safe.
func SetScreenSize(width, height int) { func SetScreenSize(width, height int) {
if width <= 0 || height <= 0 { if width <= 0 || height <= 0 {