graphicsdriver/metal: Bug fix: Synchronizing textures on iOS was necessary

Fixes #1337
This commit is contained in:
Hajime Hoshi 2020-09-06 16:19:50 +09:00
parent 20ccafce4b
commit e565433fb0

View File

@ -895,13 +895,8 @@ func (i *Image) IsInvalidated() bool {
}
func (i *Image) syncTexture() {
// The texture's storage must be 'managed' to synchronize.
//
// https://developer.apple.com/documentation/metal/mtlblitcommandencoder/1400757-synchronize
if storageMode == mtl.StorageModeShared {
return
}
// Calling SynchronizeTexturein mtl.m is ignored on iOS, but it looks like committing BliCommandEncoder is
// necessary (#1337).
i.graphics.t.Call(func() error {
if i.graphics.cb != (mtl.CommandBuffer{}) {
panic("metal: command buffer must be empty at syncTexture: flushIfNeeded is not called yet?")