public EglContext CreateContext(IGlContext share) { if ((_surfaceType | EGL_PBUFFER_BIT) == 0) { throw new InvalidOperationException("Platform doesn't support PBUFFER surfaces"); } var shareCtx = (EglContext)share; var ctx = _egl.CreateContext(_display, _config, shareCtx?.Context ?? IntPtr.Zero, _contextAttributes); if (ctx == IntPtr.Zero) { throw OpenGlException.GetFormattedException("eglCreateContext", _egl); } var surf = _egl.CreatePBufferSurface(_display, _config, new[] { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE }); if (surf == IntPtr.Zero) { throw OpenGlException.GetFormattedException("eglCreatePBufferSurface", _egl); } var rv = new EglContext(this, _egl, ctx, new EglSurface(this, _egl, surf)); rv.MakeCurrent(null); return(rv); }
public IGlContext CreateContext(IGlContext share) { var shareCtx = (EglContext)share; var ctx = _egl.CreateContext(_display, _config, shareCtx?.Context ?? IntPtr.Zero, _contextAttributes); if (ctx == IntPtr.Zero) { throw OpenGlException.GetFormattedException("eglCreateContext", _egl); } var surf = _egl.CreatePBufferSurface(_display, _config, new[] { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE }); if (surf == IntPtr.Zero) { throw OpenGlException.GetFormattedException("eglCreatePBufferSurface", _egl); } var rv = new EglContext(this, _egl, ctx, surf); rv.MakeCurrent(null); return(rv); }