Assignment2 Submission

Assignment2/Assignment2/Assignment2.vcxproj

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+    <ClCompile Include="Texture.cpp" />
+    <ClCompile Include="Player.cpp" />
+    <ClCompile Include="Source.cpp" />
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+    <ClInclude Include="Color.h" />
+    <ClInclude Include="Crosshair.h" />
+    <ClInclude Include="Globals.h" />
+    <ClInclude Include="Texture.h" />
+    <ClInclude Include="Player.h" />
+    <ClInclude Include="Vec2D.h" />
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Assignment2/Assignment2/Assignment2.vcxproj.filters

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Assignment2/Assignment2/MemoryStream.h

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+#include <cstdlib>
+#include <cstdint>
+#include <type_traits>
+
+#define STREAM_ENDIANNESS 0
+#define PLATFORM_ENDIANNESS 0
+
+class GameObject;
+class LinkingContext;
+
+class OutputMemoryStream
+{
+public:
+	OutputMemoryStream() :
+	mLinkingContext( nullptr )
+	{ ReallocBuffer( 32 ); }
+
+	~OutputMemoryStream()	{ std::free( mBuffer ); }
+
+	//get a pointer to the data in the stream
+	const 	char*		GetBufferPtr()	const	{ return mBuffer; }
+			uint32_t	GetLength()		const	{ return mHead; }
+
+			void		Write( const void* inData,
+								size_t inByteCount );
+
+	template< typename T > void Write( T inData )
+	{
+		static_assert( std::is_arithmetic< T >::value ||
+					  std::is_enum< T >::value,
+					  "Generic Write only supports primitive data types" );
+
+		if( STREAM_ENDIANNESS == PLATFORM_ENDIANNESS )
+		{
+			Write( &inData, sizeof( inData ) );
+		}
+		else
+		{
+			T swappedData = ByteSwap( inData );
+			Write( &swappedData, sizeof( swappedData ) );
+		}
+
+	}
+
+	void Write( const std::vector< int >& inIntVector )
+	{
+		size_t elementCount = inIntVector.size();
+		Write( elementCount );
+		Write( inIntVector.data(), elementCount * sizeof( int ) );
+	}
+
+	template< typename T >
+	void Write( const std::vector< T >& inVector )
+	{
+		uint32_t elementCount = inVector.size();
+		Write( elementCount );
+		for( const T& element : inVector )
+		{
+			Write( element );
+		}
+	}
+
+	void Write( const std::string& inString )
+	{
+		size_t elementCount = inString.size() ;
+		Write( elementCount );
+		Write( inString.data(), elementCount * sizeof( char ) );
+	}
+
+	void Write( const GameObject* inGameObject )
+	{
+		uint32_t networkId = mLinkingContext->GetNetworkId( const_cast< GameObject* >( inGameObject ), false );
+		Write( networkId );
+	}
+
+
+private:
+			void		ReallocBuffer( uint32_t inNewLength );
+
+	char*		mBuffer;
+	uint32_t	mHead;
+	uint32_t	mCapacity;
+
+	LinkingContext* mLinkingContext;
+};
+
+class InputMemoryStream
+{
+public:
+	InputMemoryStream( char* inBuffer, uint32_t inByteCount ) :
+	mBuffer( inBuffer ), mCapacity( inByteCount ), mHead( 0 ),
+	mLinkingContext( nullptr ) {}
+
+	~InputMemoryStream()	{ std::free( mBuffer ); }
+
+	uint32_t		GetRemainingDataSize() const
+					{ return mCapacity - mHead; }
+
+	void		Read( void* outData, uint32_t inByteCount );
+
+
+	template< typename T > void Read( T& outData )
+	{
+		static_assert( std::is_arithmetic< T >::value ||
+					   std::is_enum< T >::value,
+					   "Generic Read only supports primitive data types" );
+		Read( &outData, sizeof( outData ) );
+	}
+
+	template< typename T >
+	void Read( std::vector< T >& outVector )
+	{
+		size_t elementCount;
+		Read( elementCount );
+		outVector.resize( elementCount );
+		for( const T& element : outVector )
+		{
+			Read( element );
+		}
+	}
+
+	void Read( GameObject*& outGameObject )
+	{
+		uint32_t networkId;
+		Read( networkId );
+		outGameObject = mLinkingContext->GetGameObject( networkId );
+	}
+
+private:
+	char*		mBuffer;
+	uint32_t	mHead;
+	uint32_t	mCapacity;
+
+	LinkingContext* mLinkingContext;
+};
+