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app/internal/d3d11: add Direct3D backend

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Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-02-15 19:26:16 +01:00
parent d65bfdc275
commit e03b3cd808
10 changed files with 2431 additions and 44 deletions
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app/internal/window/egl_windows.go
+17 -12
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@@ -6,28 +6,33 @@ import (
"gioui.org/app/internal/egl"
)
type context struct {
type glContext struct {
win *window
*egl.Context
}
func (w *window) NewContext() (Context, error) {
disp := egl.NativeDisplayType(w.HDC())
ctx, err := egl.NewContext(disp)
if err != nil {
return nil, err
}
return &context{win: w, Context: ctx}, nil
func init() {
backends = append(backends, gpuAPI{
priority: 2,
initializer: func(w *window) (Context, error) {
disp := egl.NativeDisplayType(w.HDC())
ctx, err := egl.NewContext(disp)
if err != nil {
return nil, err
}
return &glContext{win: w, Context: ctx}, nil
},
})
}
func (c *context) Release() {
func (c *glContext) Release() {
if c.Context != nil {
c.Context.Release()
c.Context = nil
}
}
func (c *context) MakeCurrent() error {
func (c *glContext) MakeCurrent() error {
c.Context.ReleaseSurface()
win, width, height := c.win.HWND()
eglSurf := egl.NativeWindowType(win)
@@ -41,6 +46,6 @@ func (c *context) MakeCurrent() error {
return nil
}
func (c *context) Lock() {}
func (c *glContext) Lock() {}
func (c *context) Unlock() {}
func (c *glContext) Unlock() {}