internal FramebufferHelper(GraphicsDevice graphicsDevice)
{
if (graphicsDevice._extensions.Contains("GL_EXT_discard_framebuffer"))
{
this.SupportsInvalidateFramebuffer = true;
}
if (graphicsDevice._extensions.Contains("GL_APPLE_framebuffer_multisample"))
{
this.GLRenderbufferStorageMultisample = new GLRenderbufferStorageMultisampleDelegate(GLRenderbufferStorageMultisampleApple);
this.GLBlitFramebuffer = new GLBlitFramebufferDelegate(GLBlitFramebufferApple);
this.AllReadFramebuffer = AllReadFramebufferApple;
this.AllDrawFramebuffer = AllDrawFramebufferApple;
}
if (graphicsDevice._extensions.Contains("GL_EXT_multisampled_render_to_texture"))
{
this.GLRenderbufferStorageMultisample = new GLRenderbufferStorageMultisampleDelegate(GLRenderbufferStorageMultisampleExt);
this.GLFramebufferTexture2DMultisample = new GLFramebufferTexture2DMultisampleDelegate(GLFramebufferTexture2DMultisampleExt);
}
else if (graphicsDevice._extensions.Contains("GL_IMG_multisampled_render_to_texture"))
{
this.GLRenderbufferStorageMultisample = new GLRenderbufferStorageMultisampleDelegate(GLRenderbufferStorageMultisampleImg);
this.GLFramebufferTexture2DMultisample = new GLFramebufferTexture2DMultisampleDelegate(GLFramebufferTexture2DMultisampleImg);
}
this.SupportsBlitFramebuffer = this.GLBlitFramebuffer != null;
}
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;
}
internal FramebufferHelper(GraphicsDevice graphicsDevice)
{
#if IOS
if (graphicsDevice._extensions.Contains("GL_EXT_discard_framebuffer"))
{
this.GLInvalidateFramebuffer = new GLInvalidateFramebufferDelegate(GLDiscardFramebufferExt);
this.SupportsInvalidateFramebuffer = true;
}
if (graphicsDevice._extensions.Contains("GL_APPLE_framebuffer_multisample"))
{
this.GLRenderbufferStorageMultisample = new GLRenderbufferStorageMultisampleDelegate(GLRenderbufferStorageMultisampleApple);
this.GLBlitFramebuffer = new GLBlitFramebufferDelegate(GLBlitFramebufferApple);
this.AllReadFramebuffer = AllReadFramebufferApple;
this.AllDrawFramebuffer = AllDrawFramebufferApple;
}
#elif ANDROID
// 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 (graphicsDevice._extensions.Contains("GL_EXT_discard_framebuffer"))
{
var glDiscardFramebufferEXTPtr = EGLGetProcAddress("glDiscardFramebufferEXT");
if (glDiscardFramebufferEXTPtr != invalidFuncPtr)
{
this.GLInvalidateFramebuffer = Marshal.GetDelegateForFunctionPointer <GLInvalidateFramebufferDelegate>(glDiscardFramebufferEXTPtr);
this.SupportsInvalidateFramebuffer = true;
}
}
if (graphicsDevice._extensions.Contains("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 (graphicsDevice._extensions.Contains("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 (graphicsDevice._extensions.Contains("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;
}
}
#endif
this.SupportsBlitFramebuffer = this.GLBlitFramebuffer != null;
}
internal FramebufferHelper(GraphicsDevice graphicsDevice)
{
#if IOS
if (graphicsDevice._extensions.Contains("GL_EXT_discard_framebuffer"))
{
this.GLInvalidateFramebuffer = new GLInvalidateFramebufferDelegate(GLDiscardFramebufferExt);
this.SupportsInvalidateFramebuffer = true;
}
if (graphicsDevice._extensions.Contains("GL_APPLE_framebuffer_multisample"))
{
this.GLRenderbufferStorageMultisample = new GLRenderbufferStorageMultisampleDelegate(GLRenderbufferStorageMultisampleApple);
this.GLBlitFramebuffer = new GLBlitFramebufferDelegate(GLBlitFramebufferApple);
this.AllReadFramebuffer = AllReadFramebufferApple;
this.AllDrawFramebuffer = AllDrawFramebufferApple;
}
#elif ANDROID
// 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 (graphicsDevice._extensions.Contains("GL_EXT_discard_framebuffer"))
{
var glDiscardFramebufferEXTPtr = EGLGetProcAddress("glDiscardFramebufferEXT");
if (glDiscardFramebufferEXTPtr != invalidFuncPtr)
{
this.GLInvalidateFramebuffer = Marshal.GetDelegateForFunctionPointer<GLInvalidateFramebufferDelegate>(glDiscardFramebufferEXTPtr);
this.SupportsInvalidateFramebuffer = true;
}
}
if (graphicsDevice._extensions.Contains("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 (graphicsDevice._extensions.Contains("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 (graphicsDevice._extensions.Contains("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;
}
}
#endif
this.SupportsBlitFramebuffer = this.GLBlitFramebuffer != null;
}
