public EGLSurface CreateSurface(SwapChainPanel panel)
{
if (panel == null)
{
throw new ArgumentNullException("SwapChainPanel parameter is invalid");
}
EGLSurface surface = Egl.EGL_NO_SURFACE;
EGLint[] surfaceAttributes = new[]
{
// EGL_ANGLE_SURFACE_RENDER_TO_BACK_BUFFER is part of the same optimization as EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER (see above).
// If you have compilation issues with it then please update your Visual Studio templates.
Egl.EGL_ANGLE_SURFACE_RENDER_TO_BACK_BUFFER, Egl.EGL_TRUE,
Egl.EGL_NONE
};
// Create a PropertySet and initialize with the EGLNativeWindowType.
PropertySet surfaceCreationProperties = new PropertySet
{
{ Egl.EGLNativeWindowTypeProperty, panel }
};
surface = Egl.eglCreateWindowSurface(mEglDisplay, mEglConfig, surfaceCreationProperties, surfaceAttributes);
if (surface == Egl.EGL_NO_SURFACE)
{
throw new Exception("Failed to create EGL surface");
}
return(surface);
}
public EGLSurface CreateSurface(SwapChainPanel panel, Size?renderSurfaceSize, float?resolutionScale)
{
if (panel == null)
{
throw new ArgumentNullException("SwapChainPanel parameter is invalid");
}
EGLSurface surface = Egl.EGL_NO_SURFACE;
EGLint[] surfaceAttributes = new[]
{
// EGL_ANGLE_SURFACE_RENDER_TO_BACK_BUFFER is part of the same optimization as EGL_ANGLE_DISPLAY_ALLOW_RENDER_TO_BACK_BUFFER (see above).
// If you have compilation issues with it then please update your Visual Studio templates.
Egl.EGL_ANGLE_SURFACE_RENDER_TO_BACK_BUFFER, Egl.EGL_TRUE,
Egl.EGL_NONE
};
// Create a PropertySet and initialize with the EGLNativeWindowType.
PropertySet surfaceCreationProperties = new PropertySet();
surfaceCreationProperties.Add(Egl.EGLNativeWindowTypeProperty, panel);
// If a render surface size is specified, add it to the surface creation properties
if (renderSurfaceSize.HasValue)
{
PropertySetExtensions.AddSize(surfaceCreationProperties, Egl.EGLRenderSurfaceSizeProperty, renderSurfaceSize.Value);
}
// If a resolution scale is specified, add it to the surface creation properties
if (resolutionScale.HasValue)
{
PropertySetExtensions.AddSingle(surfaceCreationProperties, Egl.EGLRenderResolutionScaleProperty, resolutionScale.Value);
}
surface = Egl.eglCreateWindowSurface(mEglDisplay, mEglConfig, surfaceCreationProperties, surfaceAttributes);
if (surface == Egl.EGL_NO_SURFACE)
{
throw new Exception("Failed to create EGL surface");
}
return(surface);
}