VideoCommon: add logic to handle a GraphicsMod while Dolphin is running

Source/Core/VideoCommon/GraphicsModSystem/Runtime/FBInfo.cpp

@@ -0,0 +1,22 @@
+// Copyright 2022 Dolphin Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "VideoCommon/GraphicsModSystem/Runtime/FBInfo.h"
+
+#include "Common/Hash.h"
+
+u32 FBInfo::CalculateHash() const
+{
+  return Common::HashAdler32(reinterpret_cast<const u8*>(this), sizeof(FBInfo));
+}
+
+bool FBInfo::operator==(const FBInfo& other) const
+{
+  return m_height == other.m_height && m_width == other.m_width &&
+         m_texture_format == other.m_texture_format;
+}
+
+bool FBInfo::operator!=(const FBInfo& other) const
+{
+  return !(*this == other);
+}