mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-11-10 04:57:26 +01:00
255 lines
6.6 KiB
Go
255 lines
6.6 KiB
Go
// Copyright 2016 Hajime Hoshi
|
|
//
|
|
// 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.
|
|
|
|
package ui
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"runtime"
|
|
"syscall"
|
|
|
|
"golang.org/x/sys/windows"
|
|
|
|
"github.com/hajimehoshi/ebiten/v2/internal/glfw"
|
|
"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver"
|
|
"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver/directx"
|
|
"github.com/hajimehoshi/ebiten/v2/internal/graphicsdriver/opengl"
|
|
"github.com/hajimehoshi/ebiten/v2/internal/microsoftgdk"
|
|
"github.com/hajimehoshi/ebiten/v2/internal/winver"
|
|
)
|
|
|
|
func (u *UserInterface) initializePlatform() error {
|
|
return nil
|
|
}
|
|
|
|
type graphicsDriverCreatorImpl struct {
|
|
transparent bool
|
|
}
|
|
|
|
func (g *graphicsDriverCreatorImpl) newAuto() (graphicsdriver.Graphics, GraphicsLibrary, error) {
|
|
var dxErr error
|
|
var glErr error
|
|
if winver.IsWindows10OrGreater() {
|
|
d, err := g.newDirectX()
|
|
if err == nil {
|
|
return d, GraphicsLibraryDirectX, nil
|
|
}
|
|
dxErr = err
|
|
|
|
o, err := g.newOpenGL()
|
|
if err == nil {
|
|
return o, GraphicsLibraryOpenGL, nil
|
|
}
|
|
glErr = err
|
|
} else {
|
|
// Creating a swap chain on an older machine than Windows 10 might fail (#2613).
|
|
// Prefer OpenGL to DirectX.
|
|
o, err := g.newOpenGL()
|
|
if err == nil {
|
|
return o, GraphicsLibraryOpenGL, nil
|
|
}
|
|
glErr = err
|
|
|
|
// Initializing OpenGL can fail, though this is pretty rare.
|
|
d, err := g.newDirectX()
|
|
if err == nil {
|
|
return d, GraphicsLibraryDirectX, nil
|
|
}
|
|
dxErr = err
|
|
}
|
|
|
|
return nil, GraphicsLibraryUnknown, fmt.Errorf("ui: failed to choose graphics drivers: DirectX: %v, OpenGL: %v", dxErr, glErr)
|
|
}
|
|
|
|
func (*graphicsDriverCreatorImpl) newOpenGL() (graphicsdriver.Graphics, error) {
|
|
return opengl.NewGraphics()
|
|
}
|
|
|
|
func (g *graphicsDriverCreatorImpl) newDirectX() (graphicsdriver.Graphics, error) {
|
|
if g.transparent {
|
|
return nil, errors.New("ui: DirectX is not available with a transparent window")
|
|
}
|
|
return directx.NewGraphics()
|
|
}
|
|
|
|
func (*graphicsDriverCreatorImpl) newMetal() (graphicsdriver.Graphics, error) {
|
|
return nil, errors.New("ui: Metal is not supported in this environment")
|
|
}
|
|
|
|
func (*graphicsDriverCreatorImpl) newPlayStation5() (graphicsdriver.Graphics, error) {
|
|
return nil, errors.New("ui: PlayStation 5 is not supported in this environment")
|
|
}
|
|
|
|
// glfwMonitorSizeInGLFWPixels must be called from the main thread.
|
|
func glfwMonitorSizeInGLFWPixels(m *glfw.Monitor) (int, int, error) {
|
|
vm, err := m.GetVideoMode()
|
|
if err != nil {
|
|
return 0, 0, err
|
|
}
|
|
return vm.Width, vm.Height, nil
|
|
}
|
|
|
|
func dipFromGLFWPixel(x float64, deviceScaleFactor float64) float64 {
|
|
return x / deviceScaleFactor
|
|
}
|
|
|
|
func dipToGLFWPixel(x float64, deviceScaleFactor float64) float64 {
|
|
return x * deviceScaleFactor
|
|
}
|
|
|
|
func (u *UserInterface) adjustWindowPosition(x, y int, monitor *Monitor) (int, int) {
|
|
if microsoftgdk.IsXbox() {
|
|
return x, y
|
|
}
|
|
|
|
mx := monitor.boundsInGLFWPixels.Min.X
|
|
my := monitor.boundsInGLFWPixels.Min.Y
|
|
// As the video width/height might be wrong,
|
|
// adjust x/y at least to enable to handle the window (#328)
|
|
if x < mx {
|
|
x = mx
|
|
}
|
|
t, err := _GetSystemMetrics(_SM_CYCAPTION)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
if y < my+int(t) {
|
|
y = my + int(t)
|
|
}
|
|
return x, y
|
|
}
|
|
|
|
func initialMonitorByOS() (*Monitor, error) {
|
|
if microsoftgdk.IsXbox() {
|
|
return theMonitors.primaryMonitor(), nil
|
|
}
|
|
|
|
px, py, err := _GetCursorPos()
|
|
if err != nil {
|
|
if errors.Is(err, windows.ERROR_ACCESS_DENIED) {
|
|
return nil, nil
|
|
}
|
|
return nil, err
|
|
}
|
|
x, y := int(px), int(py)
|
|
|
|
// Find the monitor including the cursor.
|
|
return theMonitors.monitorFromPosition(x, y), nil
|
|
}
|
|
|
|
func monitorFromWindowByOS(w *glfw.Window) (*Monitor, error) {
|
|
if microsoftgdk.IsXbox() {
|
|
return theMonitors.primaryMonitor(), nil
|
|
}
|
|
window, err := w.GetWin32Window()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return monitorFromWin32Window(window), nil
|
|
}
|
|
|
|
func monitorFromWin32Window(w windows.HWND) *Monitor {
|
|
// Get the current monitor by the window handle instead of the window position. It is because the window
|
|
// position is not reliable in some cases e.g. when the window is put across multiple monitors.
|
|
|
|
m := _MonitorFromWindow(w, _MONITOR_DEFAULTTONEAREST)
|
|
if m == 0 {
|
|
// monitorFromWindow can return error on Wine. Ignore this.
|
|
return nil
|
|
}
|
|
|
|
mi, err := _GetMonitorInfoW(m)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
x, y := int(mi.rcMonitor.left), int(mi.rcMonitor.top)
|
|
for _, m := range theMonitors.append(nil) {
|
|
mx := m.boundsInGLFWPixels.Min.X
|
|
my := m.boundsInGLFWPixels.Min.Y
|
|
if mx == x && my == y {
|
|
return m
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (u *UserInterface) nativeWindow() (uintptr, error) {
|
|
w, err := u.window.GetWin32Window()
|
|
return uintptr(w), err
|
|
}
|
|
|
|
func (u *UserInterface) isNativeFullscreen() (bool, error) {
|
|
return false, nil
|
|
}
|
|
|
|
func (u *UserInterface) isNativeFullscreenAvailable() bool {
|
|
return false
|
|
}
|
|
|
|
func (u *UserInterface) setNativeFullscreen(fullscreen bool) error {
|
|
panic(fmt.Sprintf("ui: setNativeFullscreen is not implemented in this environment: %s", runtime.GOOS))
|
|
}
|
|
|
|
func (u *UserInterface) adjustViewSizeAfterFullscreen() error {
|
|
return nil
|
|
}
|
|
|
|
func (u *UserInterface) setWindowResizingModeForOS(mode WindowResizingMode) error {
|
|
return nil
|
|
}
|
|
|
|
func initializeWindowAfterCreation(w *glfw.Window) error {
|
|
return nil
|
|
}
|
|
|
|
func (u *UserInterface) skipTaskbar() error {
|
|
// S_FALSE is returned when CoInitializeEx is nested. This is a successful case.
|
|
if err := windows.CoInitializeEx(0, windows.COINIT_MULTITHREADED); err != nil && !errors.Is(err, syscall.Errno(windows.S_FALSE)) {
|
|
return err
|
|
}
|
|
// CoUninitialize should be called even when CoInitializeEx returns S_FALSE.
|
|
defer windows.CoUninitialize()
|
|
|
|
ptr, err := _CoCreateInstance(&_CLSID_TaskbarList, nil, _CLSCTX_SERVER, &_IID_ITaskbarList)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
t := (*_ITaskbarList)(ptr)
|
|
defer t.Release()
|
|
|
|
w, err := u.window.GetWin32Window()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if err := t.DeleteTab(w); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func init() {
|
|
if microsoftgdk.IsXbox() {
|
|
// TimeBeginPeriod might not be defined in Xbox.
|
|
return
|
|
}
|
|
// Use a better timer resolution (golang/go#44343).
|
|
// An error is ignored. The application is still valid even if a higher resolution timer is not available.
|
|
// TODO: This might not be necessary from Go 1.23.
|
|
_ = windows.TimeBeginPeriod(1)
|
|
}
|