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ui: Bug fix: SetScreenSize/Scale must be called after Run

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This commit is contained in:
Hajime Hoshi 2016-09-03 17:54:04 +09:00
parent 24e124948d
commit 1be6b546b7
1 changed files with 6 additions and 0 deletions
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6
run.go
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@ -115,6 +115,9 @@ func RunWithoutMainLoop(f func(*Image) error, width, height int, scale float64,
// //
// This function is concurrent-safe. // This function is concurrent-safe.
func SetScreenSize(width, height int) { func SetScreenSize(width, height int) {
if !loop.IsRunning() {
panic("ebiten: Run is not called yet")
}
if width <= 0 || height <= 0 { if width <= 0 || height <= 0 {
panic("ebiten: width and height must be positive") panic("ebiten: width and height must be positive")
} }
@ -127,6 +130,9 @@ func SetScreenSize(width, height int) {
// //
// This function is concurrent-safe. // This function is concurrent-safe.
func SetScreenScale(scale float64) { func SetScreenScale(scale float64) {
if !loop.IsRunning() {
panic("ebiten: Run is not called yet")
}
if scale <= 0 { if scale <= 0 {
panic("ebiten: scale must be positive") panic("ebiten: scale must be positive")
} }