ebiten/internal/graphicsdriver/metal/view_macos.go
Hajime Hoshi 1b498a03cc Revert "internal/graphicsdriver/metal: Bug fix: Vsync didn't work on macOS"
This reverts commit 1dd13ae06e.

Reason: This caused FPS drop on macOS 12.0.1

Updates #1885
Closes #1939
2022-01-09 01:02:53 +09:00

64 lines
1.8 KiB
Go

// Copyright 2019 The Ebiten Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build darwin && !ios
// +build darwin,!ios
package metal
import (
"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver/metal/mtl"
"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver/metal/ns"
)
func (v *view) setWindow(window uintptr) {
// NSView can be updated e.g., fullscreen-state is switched.
v.window = window
v.windowChanged = true
}
func (v *view) setUIView(uiview uintptr) {
panic("metal: setUIView is not available on macOS")
}
func (v *view) update() {
if !v.windowChanged {
return
}
cocoaWindow := ns.NewWindow(v.window)
cocoaWindow.ContentView().SetLayer(v.ml)
cocoaWindow.ContentView().SetWantsLayer(true)
v.windowChanged = false
}
func (v *view) usePresentsWithTransaction() bool {
// Disable presentsWithTransaction on the fullscreen mode (#1745).
return !v.vsyncDisabled
}
func (v *view) maximumDrawableCount() int {
// When presentsWithTransaction is YES and triple buffering is enabled, nextDrawing returns immediately once every two times.
// This makes FPS doubled. To avoid this, disable the triple buffering.
if v.usePresentsWithTransaction() {
return 2
}
return 3
}
const (
storageMode = mtl.StorageModeManaged
resourceStorageMode = mtl.ResourceStorageModeManaged
)