public AndroidGLFramebufferHelper(IGLExtensionLookup lookup, IGLErrorHandler errHandler)
{
mErrHandler = errHandler;
// eglGetProcAddress doesn't guarantied returning NULL if the entry point doesn't exist. The returned address *should* be the same for all invalid entry point
var invalidFuncPtr = EGLGetProcAddress("InvalidFunctionName");
if (lookup.HasExtension("GL_EXT_discard_framebuffer"))
{
var glDiscardFramebufferEXTPtr = EGLGetProcAddress("glDiscardFramebufferEXT");
if (glDiscardFramebufferEXTPtr != invalidFuncPtr)
{
this.GLInvalidateFramebuffer = Marshal.GetDelegateForFunctionPointer <GLInvalidateFramebufferDelegate>(glDiscardFramebufferEXTPtr);
this.SupportsInvalidateFramebuffer = true;
}
}
if (lookup.HasExtension("GL_EXT_multisampled_render_to_texture"))
{
var glRenderbufferStorageMultisampleEXTPtr = EGLGetProcAddress("glRenderbufferStorageMultisampleEXT");
var glFramebufferTexture2DMultisampleEXTPtr = EGLGetProcAddress("glFramebufferTexture2DMultisampleEXT");
if (glRenderbufferStorageMultisampleEXTPtr != invalidFuncPtr && glFramebufferTexture2DMultisampleEXTPtr != invalidFuncPtr)
{
this.GLRenderbufferStorageMultisample = Marshal.GetDelegateForFunctionPointer <GLRenderbufferStorageMultisampleDelegate>(glRenderbufferStorageMultisampleEXTPtr);
this.GLFramebufferTexture2DMultisample = Marshal.GetDelegateForFunctionPointer <GLFramebufferTexture2DMultisampleDelegate>(glFramebufferTexture2DMultisampleEXTPtr);
}
}
else if (lookup.HasExtension("GL_IMG_multisampled_render_to_texture"))
{
var glRenderbufferStorageMultisampleIMGPtr = EGLGetProcAddress("glRenderbufferStorageMultisampleIMG");
var glFramebufferTexture2DMultisampleIMGPtr = EGLGetProcAddress("glFramebufferTexture2DMultisampleIMG");
if (glRenderbufferStorageMultisampleIMGPtr != invalidFuncPtr && glFramebufferTexture2DMultisampleIMGPtr != invalidFuncPtr)
{
this.GLRenderbufferStorageMultisample = Marshal.GetDelegateForFunctionPointer <GLRenderbufferStorageMultisampleDelegate>(glRenderbufferStorageMultisampleIMGPtr);
this.GLFramebufferTexture2DMultisample = Marshal.GetDelegateForFunctionPointer <GLFramebufferTexture2DMultisampleDelegate>(glFramebufferTexture2DMultisampleIMGPtr);
}
}
else if (lookup.HasExtension("GL_NV_framebuffer_multisample"))
{
var glRenderbufferStorageMultisampleNVPtr = EGLGetProcAddress("glRenderbufferStorageMultisampleNV");
var glBlitFramebufferNVPtr = EGLGetProcAddress("glBlitFramebufferNV");
if (glRenderbufferStorageMultisampleNVPtr != invalidFuncPtr && glBlitFramebufferNVPtr != invalidFuncPtr)
{
this.GLRenderbufferStorageMultisample = Marshal.GetDelegateForFunctionPointer <GLRenderbufferStorageMultisampleDelegate>(glRenderbufferStorageMultisampleNVPtr);
this.GLBlitFramebuffer = Marshal.GetDelegateForFunctionPointer <GLBlitFramebufferDelegate>(glBlitFramebufferNVPtr);
this.AllReadFramebuffer = AllReadFramebufferNV;
this.AllDrawFramebuffer = AllDrawFramebufferNV;
}
}
this.SupportsBlitFramebuffer = this.GLBlitFramebuffer != null;
}
public OpenTKGraphicsDevice(
INativeWindow window,
IMgGraphicsConfiguration configuration,
IGLFramebufferHelperSelector selector,
IGLExtensionLookup extensions,
IMgGraphicsDeviceLogger logger,
IGLRenderer queueRenderer,
IGLBackbufferContext bbContext
)
{
mGraphicsConfiguration = configuration;
mView = new GLNullImageView();
mWindow = window;
mExtensions = extensions;
mLogger = logger;
mSelector = selector;
mQueueRenderer = queueRenderer;
mBBContext = bbContext;
// SHOULD BE HIDDEN
mFramebuffers = new MgFramebufferCollection(mGraphicsConfiguration);
}
public Es20GLFramebufferHelperSelector(IGLFramebufferSupport capabilities, IGLExtensionLookup lookup, IGLErrorHandler errHandler)
{
mCapabilities = capabilities;
mLookup = lookup;
mErrHandler = errHandler;
}
public FullGLFramebufferSupport(IGLExtensionLookup extensions)
{
mExtensions = extensions;
}