public static bool DestroySurface(EglDisplay display, EglSurface surface)
{
if (eglDestroySurface(display.Address, surface.Address))
{
_surfaces.Remove(surface.Address);
surface.Address = IntPtr.Zero;
return(true);
}
else
{
return(false);
}
}
public static EglSurface CreateWindowSurface(EglDisplay display, EglContext context, IntPtr handle)
{
var surfaceAddress = eglCreateWindowSurface(display.Address, context.Config.Address, handle, null);
if (surfaceAddress == NO_SURFACE)
{
throw new EglException("Unable to create EGL window surface");
}
var surface = new EglSurface(display, surfaceAddress, handle);
return(_surfaces[surfaceAddress] = surface);
}
public static void MakeCurrent(EglDisplay display, EglSurface drawSurface, EglSurface readSurface, EglContext context)
{
if (eglMakeCurrent(display.Address, drawSurface?.Address ?? NO_SURFACE, readSurface?.Address ?? NO_SURFACE, context?.Address ?? NO_CONTEXT))
{
var thread = Thread.CurrentThread;
//
_threadContexts[thread] = context;
_threadDrawSurfaces[thread] = drawSurface;
_threadReadSurfaces[thread] = readSurface;
_threadDisplays[thread] = display;
}
else
{
// throw new EglException($"Unable make surface + context current");
}
}
public static EglSurface CreatePbufferSurface(EglDisplay display, EglContext context, int width, int height)
{
fixed(int *attr_ptr = new int[] {
EGL_WIDTH, width,
EGL_HEIGHT, height,
EGL_NONE
})
{
var surfaceAddress = eglCreatePbufferSurface(display.Address, context.Config.Address, attr_ptr);
if (surfaceAddress == NO_SURFACE)
{
throw new EglException("Unable to create EGL pbuffer surface");
}
var surface = new EglSurface(display, surfaceAddress, IntPtr.Zero);
return(_surfaces[surfaceAddress] = surface);
}
}
internal static bool QuerySurface(EglDisplay display, EglSurface surface, EglSurfaceQuery name, out int result)
{
return(eglQuerySurface(display.Address, surface.Address, name, out result));
}
internal static bool SetSurfaceAttribute(EglDisplay display, EglSurface surface, int name, int value)
{
return(eglSurfaceAttrib(display.Address, surface.Address, name, value));
}
internal static bool SwapBuffers(EglDisplay display, EglSurface surface)
{
return(eglSwapBuffers(display.Address, surface.Address));
}
public static void MakeCurrent(EglSurface drawSurface, EglSurface readSurface, EglContext context)
{
MakeCurrent(GetDisplay(IntPtr.Zero), drawSurface, readSurface, context);
}
public static void MakeCurrent(EglDisplay display, EglSurface surface, EglContext context)
{
MakeCurrent(display, surface, surface, context);
}
public static void MakeCurrent(EglSurface surface, EglContext context)
{
MakeCurrent(GetDisplay(IntPtr.Zero), surface, surface, context);
}