コード例 #1
0
        /// <summary>
        /// Function to save the state information to this object.
        /// </summary>
        private void Save()
        {
            _targets               = _graphics.Output.GetRenderTargets();
            _uavs                  = _graphics.Output.GetUnorderedAccessViews();
            _indexBuffer           = _graphics.Input.IndexBuffer;
            _vertexBuffer          = _graphics.Input.VertexBuffers[0];
            _inputLayout           = _graphics.Input.Layout;
            _primitiveType         = _graphics.Input.PrimitiveType;
            _pixelShader           = _graphics.Shaders.PixelShader.Current;
            _vertexShader          = _graphics.Shaders.VertexShader.Current;
            _blendStates           = _graphics.Output.BlendingState.States;
            _blendFactor           = _graphics.Output.BlendingState.BlendFactor;
            _blendSampleMask       = _graphics.Output.BlendingState.BlendSampleMask;
            _rasterStates          = _graphics.Rasterizer.States;
            _samplerState          = _graphics.Shaders.PixelShader.TextureSamplers[0];
            _resource              = _graphics.Shaders.PixelShader.Resources[0];
            _depthStencilState     = _graphics.Output.DepthStencilState.States;
            _depthStencilReference = _graphics.Output.DepthStencilState.StencilReference;
            _rasterStates.IsScissorTestingEnabled = false;
            _depthStencil = _graphics.Output.DepthStencilView;
            _viewports    = _graphics.Rasterizer.GetViewports();
            _scissorTests = _graphics.Rasterizer.GetScissorRectangles();
            _alphaTest    = new Gorgon2DAlphaTest(Gorgon2D.IsAlphaTestEnabled, GorgonRangeF.Empty);

            _vsConstantBuffers = new Dictionary <int, GorgonConstantBuffer>();
            _psConstantBuffers = new Dictionary <int, GorgonConstantBuffer>();

            // Only store the constant buffers that we were using.
            // We need to store all the constant buffers because the effects
            // make use of multiple constant slots.  Unlike the resource views,
            // where we know that we're only using the first item (all bets are
            // off if a user decides to use another resource view slot), there's no
            // guarantee that we'll be only using 1 or 2 constant buffer slots.
            for (int i = 0; i < _graphics.Shaders.VertexShader.ConstantBuffers.Count; i++)
            {
                if (_graphics.Shaders.VertexShader.ConstantBuffers[i] != null)
                {
                    _vsConstantBuffers[i] = _graphics.Shaders.VertexShader.ConstantBuffers[i];
                }
            }

            for (int i = 0; i < _graphics.Shaders.PixelShader.ConstantBuffers.Count; i++)
            {
                if (_graphics.Shaders.PixelShader.ConstantBuffers[i] != null)
                {
                    _psConstantBuffers[i] = _graphics.Shaders.PixelShader.ConstantBuffers[i];
                }
            }
        }
コード例 #2
0
ファイル: Gorgon2D.cs プロジェクト: tmp7701/Gorgon
        /// <summary>
        /// Function to set up the renderers initial state.
        /// </summary>
        private void SetDefaultStates()
        {
            // Add shader includes if they're gone.
            if (!Graphics.Shaders.IncludeFiles.Contains("Gorgon2DShaders"))
            {
                Graphics.Shaders.IncludeFiles.Add("Gorgon2DShaders", Encoding.UTF8.GetString(Resources.BasicSprite));
            }

            // Record the initial state before set up.
            if (_initialState == null)
            {
                _initialState = new Gorgon2DStateRecall(this);
            }

            // Reset the cache values.
            _cache.Reset();

            // Set our default shaders.
            VertexShader.Current            = VertexShader.DefaultVertexShader;
            PixelShader.Current             = PixelShader.DefaultPixelShaderDiffuse;
            Graphics.Input.IndexBuffer      = DefaultIndexBuffer;
            Graphics.Input.VertexBuffers[0] = DefaultVertexBufferBinding;
            Graphics.Input.Layout           = DefaultLayout;
            Graphics.Input.PrimitiveType    = PrimitiveType.TriangleList;

            IsMultisamplingEnabled = Graphics.Rasterizer.States.IsMultisamplingEnabled;

            if (PixelShader != null)
            {
                GorgonTextureSamplerStates sampler = GorgonTextureSamplerStates.LinearFilter;
                sampler.TextureFilter = TextureFilter.Point;
                Graphics.Shaders.PixelShader.TextureSamplers[0] = sampler;
                Graphics.Shaders.PixelShader.Resources[0]       = null;
            }

            Graphics.Rasterizer.States                         = GorgonRasterizerStates.CullBackFace;
            Graphics.Output.BlendingState.States               = GorgonBlendStates.DefaultStates;
            Graphics.Output.DepthStencilState.States           = GorgonDepthStencilStates.NoDepthStencil;
            Graphics.Output.DepthStencilState.StencilReference = 0;
            Graphics.Output.SetRenderTarget(_defaultTarget.Target, _defaultTarget.DepthStencil);

            _currentTarget = _defaultTarget;

            UpdateTarget(ref _currentTarget);

            DefaultCamera.Update();

            // Get the current state.
            DefaultState = new Gorgon2DStateRecall(this);

            // By default, turn on multi sampling over a count of 1.
            if (Target.Resource.ResourceType != ResourceType.Texture2D)
            {
                return;
            }

            var target2D = (GorgonRenderTarget2D)Target.Resource;

            if ((!IsMultisamplingEnabled) &&
                ((target2D.Settings.Multisampling.Count > 1) || (target2D.Settings.Multisampling.Quality > 0)) &&
                ((Graphics.VideoDevice.SupportedFeatureLevel == DeviceFeatureLevel.SM4_1) ||
                 (Graphics.VideoDevice.SupportedFeatureLevel == DeviceFeatureLevel.SM5)))
            {
                _multiSampleEnable = true;
            }
        }