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internal/graphicsdriver/metal: remove supportsMetal check (#2223)

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Closes #2211
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Herczog Zoltán 2022-07-31 14:20:53 +02:00 committed by GitHub
parent 508a42a9c4
commit fabf3fb374
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3 changed files with 0 additions and 69 deletions
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4
internal/graphicsdriver/metal/graphics_darwin.go
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@ -354,10 +354,6 @@ func init() {
// NewGraphics creates an implementation of graphicsdriver.Graphcis for Metal. // NewGraphics creates an implementation of graphicsdriver.Graphcis for Metal.
// The returned graphics value is nil iff the error is not nil. // The returned graphics value is nil iff the error is not nil.
func NewGraphics() (graphicsdriver.Graphics, error) { func NewGraphics() (graphicsdriver.Graphics, error) {
if !supportsMetal() {
return nil, fmt.Errorf("metal: Metal is not supported in this environment")
}
// On old mac devices like iMac 2011, Metal is not supported (#779). // On old mac devices like iMac 2011, Metal is not supported (#779).
// TODO: Is there a better way to check whether Metal is available or not? // TODO: Is there a better way to check whether Metal is available or not?
// It seems OK to call MTLCreateSystemDefaultDevice multiple times, so this should be fine. // It seems OK to call MTLCreateSystemDefaultDevice multiple times, so this should be fine.

22
internal/graphicsdriver/metal/graphics_ios.go
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@ -1,22 +0,0 @@
// Copyright 2022 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 ios
// +build ios
package metal
func supportsMetal() bool {
return true
}

43
internal/graphicsdriver/metal/graphics_macos_darwin.go
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@ -1,43 +0,0 @@
// Copyright 2022 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 !ios
// +build !ios
package metal
// #cgo CFLAGS: -x objective-c
// #cgo LDFLAGS: -framework Foundation
//
// #import <Foundation/Foundation.h>
//
// static int getMacOSMajorVersion() {
// NSOperatingSystemVersion version = [[NSProcessInfo processInfo] operatingSystemVersion];
// return (int)version.majorVersion;
// }
//
// static int getMacOSMinorVersion() {
// NSOperatingSystemVersion version = [[NSProcessInfo processInfo] operatingSystemVersion];
// return (int)version.minorVersion;
// }
import "C"
func supportsMetal() bool {
// On macOS 10.11 El Capitan, there is a rendering issue on Metal (#781).
// Use the OpenGL in macOS 10.11 or older.
if C.getMacOSMajorVersion() <= 10 && C.getMacOSMinorVersion() <= 11 {
return false
}
return true
}