func initPlatform() {
egl.BCMHostInit()
screenWidth, screenHeight = egl.GraphicsGetDisplaySize(0)
dstRect.X = 0
dstRect.Y = 0
dstRect.Width = int32(screenWidth)
dstRect.Height = int32(screenHeight)
srcRect.X = 0
srcRect.Y = 0
srcRect.Width = int32(screenWidth << 16)
srcRect.Height = int32(screenHeight << 16)
dispman_display := egl.VCDispmanxDisplayOpen(0 /* LCD */)
dispman_update := egl.VCDispmanxUpdateStart(0)
dispman_element := egl.VCDispmanxElementAdd(
dispman_update,
dispman_display,
0, /*layer */
&dstRect,
0, /*src */
&srcRect,
egl.DISPMANX_PROTECTION_NONE,
nil, /*alpha */
nil, /*clamp */
0 /*transform */)
dispmanxTestWin.Element = dispman_element
dispmanxTestWin.Width = int(screenWidth)
dispmanxTestWin.Height = int(screenHeight)
egl.VCDispmanxUpdateSubmitSync(dispman_update)
testWin = egl.NativeWindowType(unsafe.Pointer(&dispmanxTestWin))
}
func initEGL(controlCh *controlCh, width, height int) *platform.EGLState {
egl.BCMHostInit()
return raspberry.Initialize(
raspberry.DefaultConfigAttributes,
raspberry.DefaultContextAttributes,
)
go func() {
fmt.Scanln()
controlCh.exit <- true
}
}