internal iPhoneOSGraphicsContext(GraphicsMode mode, IWindowInfo window, IGraphicsContext sharedContext, int major, int minor, GraphicsContextFlags flags)
{
// ignore mode, window
iPhoneOSGraphicsContext shared = sharedContext as iPhoneOSGraphicsContext;
EAGLRenderingAPI version = 0;
if (major == 1 && minor == 1)
{
version = EAGLRenderingAPI.OpenGLES1;
}
else if (major == 2 && minor == 0)
{
version = EAGLRenderingAPI.OpenGLES2;
}
else if (major == 3 && minor == 0)
{
version = EAGLRenderingAPI.OpenGLES3;
}
else
{
throw new ArgumentException (string.Format("Unsupported GLES version {0}.{1}.", major, minor));
}
EAGLContext = shared != null && shared.EAGLContext != null
? new EAGLContext(version, shared.EAGLContext.ShareGroup)
: new EAGLContext(version);
Handle = new ContextHandle(EAGLContext.Handle);
}
public static EAGLContext Create(EAGLRenderingAPI api)
{
EAGLContext ret = s_class.Alloc <EAGLContext>();
objc_msgSend(ret.NativePtr, sel_initWithAPI, (uint)api);
return(ret);
}
public static GLCalls GetGLCalls(EAGLRenderingAPI api)
{
switch (api) {
case EAGLRenderingAPI.OpenGLES1: return CreateES1();
case EAGLRenderingAPI.OpenGLES2: return CreateES2();
case EAGLRenderingAPI.OpenGLES3: return CreateES3();
}
throw new ArgumentException("api");
}
public static IGraphicsContext CreateGraphicsContext(EAGLRenderingAPI version)
{
int major = 0, minor = 0;
switch (version) {
case EAGLRenderingAPI.OpenGLES1: major = 1; minor = 1; break;
case EAGLRenderingAPI.OpenGLES2: major = 2; minor = 0; break;
default:
throw new ArgumentException("Unsupported EAGLRenderingAPI version: " + version);
}
return CreateGraphicsContext(null, null, major, minor, GraphicsContextFlags.Embedded);
}
public static IGraphicsContext CreateGraphicsContext(EAGLRenderingAPI version)
{
int major = 0, minor = 0;
switch (version)
{
case EAGLRenderingAPI.OpenGLES1: major = 1; minor = 1; break;
case EAGLRenderingAPI.OpenGLES2: major = 2; minor = 0; break;
default:
throw new ArgumentException("Unsupported EAGLRenderingAPI version: " + version);
}
return(CreateGraphicsContext(null, null, major, minor, GraphicsContextFlags.Embedded));
}
