ebiten/internal/microsoftgdk/microsoftgdk_windows.go

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// Copyright 2022 The Ebitengine 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 microsoftgdk
// +build microsoftgdk
package microsoftgdk
// Unfortunately, some functions like XSystemGetDeviceType is not implemented in a DLL,
// so LoadLibrary is not available.
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// #include <stdint.h>
//
// uint32_t XGameRuntimeInitialize(void);
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// uint32_t XSystemGetDeviceType(void);
import "C"
import (
"fmt"
"golang.org/x/sys/windows"
)
var (
kernel32 = windows.NewLazyDLL("kernel32")
procGetACP = kernel32.NewProc("GetACP")
)
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const (
_CP_UTF8 = 65001
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_XSystemDeviceType_Unknown = 0x00
_XSystemDeviceType_Pc = 0x01
_XSystemDeviceType_XboxOne = 0x02
_XSystemDeviceType_XboxOneS = 0x03
_XSystemDeviceType_XboxOneX = 0x04
_XSystemDeviceType_XboxOneXDevkit = 0x05
_XSystemDeviceType_XboxScarlettLockhart = 0x06
_XSystemDeviceType_XboxScarlettAnaconda = 0x07
_XSystemDeviceType_XboxScarlettDevkit = 0x08
)
func _GetACP() uint32 {
r, _, _ := procGetACP.Call()
return uint32(r)
}
func IsXbox() bool {
t := C.XSystemGetDeviceType()
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return t != _XSystemDeviceType_Unknown && t != _XSystemDeviceType_Pc
}
func MonitorResolution() (int, int) {
switch C.XSystemGetDeviceType() {
case _XSystemDeviceType_XboxOne, _XSystemDeviceType_XboxOneS:
return 1920, 1080
case _XSystemDeviceType_XboxScarlettLockhart:
// Series S
return 2560, 1440
case _XSystemDeviceType_XboxOneX, _XSystemDeviceType_XboxOneXDevkit, _XSystemDeviceType_XboxScarlettAnaconda, _XSystemDeviceType_XboxScarlettDevkit:
// Series X
return 3840, 2160
default:
return 1920, 1080
}
}
func D3D12DLLName() string {
switch C.XSystemGetDeviceType() {
case _XSystemDeviceType_XboxOne, _XSystemDeviceType_XboxOneS, _XSystemDeviceType_XboxOneX, _XSystemDeviceType_XboxOneXDevkit:
return "d3d12_x.dll"
case _XSystemDeviceType_XboxScarlettLockhart, _XSystemDeviceType_XboxScarlettAnaconda, _XSystemDeviceType_XboxScarlettDevkit:
return "d3d12_xs.dll"
default:
return ""
}
}
func init() {
if r := C.XGameRuntimeInitialize(); uint32(r) != uint32(windows.S_OK) {
panic(fmt.Sprintf("microsoftgdk: XSystemGetDeviceType failed: HRESULT(%d)", r))
}
if got, want := _GetACP(), uint32(_CP_UTF8); got != want {
panic(fmt.Sprintf("microsoftgdk: GetACP(): got %d, want %d", got, want))
}
}