/*
* WARNING: this method does not work with Mesa as of
* version 8.x. Their implementation violates the EGL
* specification and does not allow you to release a context.
*/
func (display *Display) ReleaseCurrentContext() error {
success := C.eglMakeCurrent(display.eglDisplay, noSurface, noSurface, noContext)
if success == C.EGL_FALSE {
return getError()
}
return nil
}
func MakeCurrent(
disp Display, draw Surface,
read Surface, ctx Context) bool {
return goBoolean(C.eglMakeCurrent(
C.EGLDisplay(unsafe.Pointer(disp)),
C.EGLSurface(unsafe.Pointer(draw)),
C.EGLSurface(unsafe.Pointer(read)),
C.EGLContext(unsafe.Pointer(ctx))))
}
func (context *Context) MakeCurrent(draw *Surface, read *Surface) error {
var eglDraw C.EGLSurface
if draw == nil {
eglDraw = noSurface
} else {
eglDraw = draw.eglSurface
}
var eglRead C.EGLSurface
if read == nil {
eglRead = noSurface
} else {
eglRead = read.eglSurface
}
success := C.eglMakeCurrent(context.Display.eglDisplay, eglDraw, eglRead, context.eglContext)
if success == C.EGL_FALSE {
return getError()
}
return nil
}