Exemple #1
0
        /// <summary>
        ///     Initializes a new instance of the <see cref="SpriteBatch" /> class.
        /// </summary>
        /// <param name="graphicsDevice"> The graphics device. </param>
        /// <param name="center">         (Optional) True to center the coordinate system in the viewport. </param>
        /// <param name="sortAlgorithm">  (Optional) The sort algorithm. </param>
        /// <exception cref="ArgumentException">
        ///     Thrown when one or more arguments have unsupported or
        ///     illegal values.
        /// </exception>
        /// <exception cref="NullReferenceException"> Thrown when a value was unexpectedly null. </exception>
        public SpriteBatch(IGraphicsDevice graphicsDevice,
                           bool center = false,
                           SpriteSortAlgorithm sortAlgorithm = SpriteSortAlgorithm.MergeSort)
        {
            _device  = graphicsDevice.Device;
            _context = graphicsDevice.DeviceContext;

            _center = center;

            _spriteSort = sortAlgorithm switch
            {
                SpriteSortAlgorithm.MergeSort => new SpriteMergeSort(),
                _ => throw new ArgumentException($"invalid sort algorithm ({sortAlgorithm})", nameof(sortAlgorithm))
            };

            _defaultBlendState                    = graphicsDevice.BlendStates.AlphaBlend;
            _defaultSamplerState                  = graphicsDevice.SamplerStates.LinearWrap;
            _defaultDepthStencilState             = graphicsDevice.DepthStencilStates.None;
            _defaultRasterizerState               = graphicsDevice.RasterizerStates.CullBackDepthClipOff;
            _defaultRasterizerScissorEnabledState = graphicsDevice.RasterizerStates.CullBackDepthClipOffScissorEnabled;

            _whiteTexture = graphicsDevice.Textures.White;

            _indexBuffer = IndexBuffer.Create(graphicsDevice, s_indices);

            Assembly assembly = Assembly.GetExecutingAssembly();

            using (Stream stream =
                       assembly.GetManifestResourceStream($"{assembly.GetName().Name}.{Shaders.POSITION_COLOR_TEXTURE}") ??
                       throw new NullReferenceException($"{assembly.GetName().Name}.{Shaders.POSITION_COLOR_TEXTURE}"))
            {
                Shader.Shader.Group group =
                    (_shader = ShaderFileLoader.FromStream(graphicsDevice, stream) ??
                               throw new NullReferenceException(nameof(ShaderFileLoader.FromStream)))["DEFAULT"];
Exemple #2
0
        /// <summary>
        ///     Initializes a new instance of the <see cref="Canvas" /> class.
        /// </summary>
        /// <param name="graphicsDevice"> The graphics device. </param>
        /// <exception cref="NullReferenceException"> Thrown when a value was unexpectedly null. </exception>
        public Canvas(IGraphicsDevice graphicsDevice)
        {
            _context = graphicsDevice.DeviceContext;

            _defaultBlendState        = graphicsDevice.BlendStates.AlphaBlend;
            _defaultSamplerState      = graphicsDevice.SamplerStates.LinearWrap;
            _defaultDepthStencilState = graphicsDevice.DepthStencilStates.None;

            _defaultRasterizerState = graphicsDevice.RasterizerStates.CullBackDepthClipOff;
            _defaultRasterizerScissorEnabledState = graphicsDevice.RasterizerStates.CullBackDepthClipOffScissorEnabled;

            _indexBuffer = IndexBuffer.Create(graphicsDevice, s_indices);

            Assembly assembly = Assembly.GetExecutingAssembly();

            using (Stream stream =
                       assembly.GetManifestResourceStream($"{assembly.GetName().Name}.{Shaders.CANVAS}") ??
                       throw new NullReferenceException($"{assembly.GetName().Name}.{Shaders.CANVAS}"))
            {
                Shader.Shader.Group group =
                    (_shader = ShaderFileLoader.FromStream(graphicsDevice, stream) ??
                               throw new NullReferenceException(nameof(ShaderFileLoader.FromStream)))["DEFAULT"];