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Commit Description:
Rename constant to something clearer.
Commit Description:
Rename constant to something clearer.
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FNA/src/Graphics/GraphicsDevice.cs
1711 lines | 38.7 KiB | text/x-csharp | CSharpLexer
1711 lines | 38.7 KiB | text/x-csharp | CSharpLexer
| r0 | #region License | |||
| /* FNA - XNA4 Reimplementation for Desktop Platforms | ||||
| r690 | * Copyright 2009-2022 Ethan Lee and the MonoGame Team | |||
| r0 | * | |||
| * Released under the Microsoft Public License. | ||||
| * See LICENSE for details. | ||||
| */ | ||||
| #endregion | ||||
| #region Using Statements | ||||
| using System; | ||||
| using System.Collections.Generic; | ||||
| using System.Runtime.InteropServices; | ||||
| #endregion | ||||
| namespace Microsoft.Xna.Framework.Graphics | ||||
| { | ||||
| public class GraphicsDevice : IDisposable | ||||
| { | ||||
| #region Internal Constants | ||||
| // Per XNA4 General Spec | ||||
| internal const int MAX_TEXTURE_SAMPLERS = 16; | ||||
| // Per XNA4 HiDef Spec | ||||
| internal const int MAX_VERTEX_ATTRIBUTES = 16; | ||||
| internal const int MAX_RENDERTARGET_BINDINGS = 4; | ||||
| internal const int MAX_VERTEXTEXTURE_SAMPLERS = 4; | ||||
| #endregion | ||||
| #region Public GraphicsDevice State Properties | ||||
| public bool IsDisposed | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public GraphicsDeviceStatus GraphicsDeviceStatus | ||||
| { | ||||
| get | ||||
| { | ||||
| return GraphicsDeviceStatus.Normal; | ||||
| } | ||||
| } | ||||
| public GraphicsAdapter Adapter | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public GraphicsProfile GraphicsProfile | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public PresentationParameters PresentationParameters | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| #endregion | ||||
| #region Public Graphics Display Properties | ||||
| public DisplayMode DisplayMode | ||||
| { | ||||
| get | ||||
| { | ||||
| if (PresentationParameters.IsFullScreen) | ||||
| { | ||||
| r690 | int w, h; | |||
| FNA3D.FNA3D_GetBackbufferSize(GLDevice, out w, out h); | ||||
| r0 | return new DisplayMode( | |||
| r690 | w, | |||
| h, | ||||
| FNA3D.FNA3D_GetBackbufferSurfaceFormat(GLDevice) | ||||
| r0 | ); | |||
| } | ||||
| return Adapter.CurrentDisplayMode; | ||||
| } | ||||
| } | ||||
| #endregion | ||||
| #region Public GL State Properties | ||||
| public TextureCollection Textures | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public SamplerStateCollection SamplerStates | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public TextureCollection VertexTextures | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public SamplerStateCollection VertexSamplerStates | ||||
| { | ||||
| get; | ||||
| private set; | ||||
| } | ||||
| public BlendState BlendState | ||||
| { | ||||
| get | ||||
| { | ||||
| return nextBlend; | ||||
| } | ||||
| set | ||||
| { | ||||
| nextBlend = value; | ||||
| } | ||||
| } | ||||
| public DepthStencilState DepthStencilState | ||||
| { | ||||
| get | ||||
| { | ||||
| return nextDepthStencil; | ||||
| } | ||||
| set | ||||
| { | ||||
| nextDepthStencil = value; | ||||
| } | ||||
| } | ||||
| public RasterizerState RasterizerState | ||||
| { | ||||
| get; | ||||
| set; | ||||
| } | ||||
| /* We have to store this internally because we flip the Rectangle for | ||||
| * when we aren't rendering to a target. I'd love to remove this. | ||||
| * -flibit | ||||
| */ | ||||
| private Rectangle INTERNAL_scissorRectangle; | ||||
| public Rectangle ScissorRectangle | ||||
| { | ||||
| get | ||||
| { | ||||
| return INTERNAL_scissorRectangle; | ||||
| } | ||||
| set | ||||
| { | ||||
| INTERNAL_scissorRectangle = value; | ||||
| r690 | FNA3D.FNA3D_SetScissorRect( | |||
| GLDevice, | ||||
| ref value | ||||
| ); | ||||
| r0 | } | |||
| } | ||||
| /* We have to store this internally because we flip the Viewport for | ||||
| * when we aren't rendering to a target. I'd love to remove this. | ||||
| * -flibit | ||||
| */ | ||||
| private Viewport INTERNAL_viewport; | ||||
| public Viewport Viewport | ||||
| { | ||||
| get | ||||
| { | ||||
| return INTERNAL_viewport; | ||||
| } | ||||
| set | ||||
| { | ||||
| INTERNAL_viewport = value; | ||||
| r690 | FNA3D.FNA3D_SetViewport( | |||
| GLDevice, | ||||
| ref value.viewport | ||||
| ); | ||||
| r0 | } | |||
| } | ||||
| public Color BlendFactor | ||||
| { | ||||
| get | ||||
| { | ||||
| r690 | Color result; | |||
| FNA3D.FNA3D_GetBlendFactor(GLDevice, out result); | ||||
| return result; | ||||
| r0 | } | |||
| set | ||||
| { | ||||
| /* FIXME: Does this affect the value found in | ||||
| * BlendState? | ||||
| * -flibit | ||||
| */ | ||||
| r690 | FNA3D.FNA3D_SetBlendFactor(GLDevice, ref value); | |||
| r0 | } | |||
| } | ||||
| public int MultiSampleMask | ||||
| { | ||||
| get | ||||
| { | ||||
| r690 | return FNA3D.FNA3D_GetMultiSampleMask(GLDevice); | |||
| r0 | } | |||
| set | ||||
| { | ||||
| /* FIXME: Does this affect the value found in | ||||
| * BlendState? | ||||
| * -flibit | ||||
| */ | ||||
| r690 | FNA3D.FNA3D_SetMultiSampleMask(GLDevice, value); | |||
| r0 | } | |||
| } | ||||
| public int ReferenceStencil | ||||
| { | ||||
| get | ||||
| { | ||||
| r690 | return FNA3D.FNA3D_GetReferenceStencil(GLDevice); | |||
| r0 | } | |||
| set | ||||
| { | ||||
| /* FIXME: Does this affect the value found in | ||||
| * DepthStencilState? | ||||
| * -flibit | ||||
| */ | ||||
| r690 | FNA3D.FNA3D_SetReferenceStencil(GLDevice, value); | |||
| r0 | } | |||
| } | ||||
| #endregion | ||||
| #region Public Buffer Object Properties | ||||
| public IndexBuffer Indices | ||||
| { | ||||
| get; | ||||
| set; | ||||
| } | ||||
| #endregion | ||||
| r690 | #region Internal FNA3D_Device | |||
| r0 | ||||
| r690 | internal readonly IntPtr GLDevice; | |||
| r0 | ||||
| #endregion | ||||
| #region Internal Pipeline Cache | ||||
| internal readonly PipelineCache PipelineCache; | ||||
| #endregion | ||||
| #region Private State Shadowing Variables | ||||
| private BlendState currentBlend; | ||||
| private BlendState nextBlend; | ||||
| private DepthStencilState currentDepthStencil; | ||||
| private DepthStencilState nextDepthStencil; | ||||
| #endregion | ||||
| #region Internal Sampler Change Queue | ||||
| private readonly bool[] modifiedSamplers = new bool[MAX_TEXTURE_SAMPLERS]; | ||||
| private readonly bool[] modifiedVertexSamplers = new bool[MAX_VERTEXTEXTURE_SAMPLERS]; | ||||
| #endregion | ||||
| #region Private Disposal Variables | ||||
| /* Use WeakReference for the global resources list as we do not | ||||
| * know when a resource may be disposed and collected. We do not | ||||
| * want to prevent a resource from being collected by holding a | ||||
| * strong reference to it in this list. | ||||
| */ | ||||
| private readonly List<WeakReference> resources = new List<WeakReference>(); | ||||
| private readonly object resourcesLock = new object(); | ||||
| #endregion | ||||
| #region Private Clear Variables | ||||
| /* On Intel Integrated graphics, there is a fast hw unit for doing | ||||
| * clears to colors where all components are either 0 or 255. | ||||
| * Despite XNA4 using Purple here, we use black (in Release) to avoid | ||||
| * performance warnings on Intel/Mesa. | ||||
| * -sulix | ||||
| r690 | * | |||
| * Also, these are NOT readonly, for weird performance reasons -flibit | ||||
| r0 | */ | |||
| #if DEBUG | ||||
| r690 | private static Vector4 DiscardColor = new Color(68, 34, 136, 255).ToVector4(); | |||
| r0 | #else | |||
| r690 | private static Vector4 DiscardColor = new Vector4(0.0f, 0.0f, 0.0f, 1.0f); | |||
| r0 | #endif | |||
| #endregion | ||||
| #region Private RenderTarget Variables | ||||
| r690 | // Some of these are internal for validation purposes | |||
| r0 | ||||
| r690 | internal readonly RenderTargetBinding[] renderTargetBindings = | |||
| new RenderTargetBinding[MAX_RENDERTARGET_BINDINGS]; | ||||
| private FNA3D.FNA3D_RenderTargetBinding[] nativeTargetBindings = | ||||
| new FNA3D.FNA3D_RenderTargetBinding[MAX_RENDERTARGET_BINDINGS]; | ||||
| private FNA3D.FNA3D_RenderTargetBinding[] nativeTargetBindingsNext = | ||||
| new FNA3D.FNA3D_RenderTargetBinding[MAX_RENDERTARGET_BINDINGS]; | ||||
| internal int renderTargetCount = 0; | ||||
| r0 | ||||
| // Used to prevent allocs on SetRenderTarget() | ||||
| private readonly RenderTargetBinding[] singleTargetCache = new RenderTargetBinding[1]; | ||||
| #endregion | ||||
| #region Private Buffer Object Variables | ||||
| r690 | private readonly VertexBufferBinding[] vertexBufferBindings = | |||
| new VertexBufferBinding[MAX_VERTEX_ATTRIBUTES]; | ||||
| private readonly FNA3D.FNA3D_VertexBufferBinding[] nativeBufferBindings = | ||||
| new FNA3D.FNA3D_VertexBufferBinding[MAX_VERTEX_ATTRIBUTES]; | ||||
| r0 | private int vertexBufferCount = 0; | |||
| private bool vertexBuffersUpdated = false; | ||||
| r690 | // Used for client arrays | |||
| IntPtr userVertexBuffer, userIndexBuffer; | ||||
| int userVertexBufferSize, userIndexBufferSize; | ||||
| r0 | #endregion | |||
| #region GraphicsDevice Events | ||||
| #pragma warning disable 0067 | ||||
| // We never lose devices, but lol XNA4 compliance -flibit | ||||
| public event EventHandler<EventArgs> DeviceLost; | ||||
| #pragma warning restore 0067 | ||||
| public event EventHandler<EventArgs> DeviceReset; | ||||
| public event EventHandler<EventArgs> DeviceResetting; | ||||
| public event EventHandler<ResourceCreatedEventArgs> ResourceCreated; | ||||
| public event EventHandler<ResourceDestroyedEventArgs> ResourceDestroyed; | ||||
| public event EventHandler<EventArgs> Disposing; | ||||
| // TODO: Hook this up to GraphicsResource | ||||
| internal void OnResourceCreated(object resource) | ||||
| { | ||||
| if (ResourceCreated != null) | ||||
| { | ||||
| ResourceCreated(this, new ResourceCreatedEventArgs(resource)); | ||||
| } | ||||
| } | ||||
| // TODO: Hook this up to GraphicsResource | ||||
| internal void OnResourceDestroyed(string name, object tag) | ||||
| { | ||||
| if (ResourceDestroyed != null) | ||||
| { | ||||
| ResourceDestroyed(this, new ResourceDestroyedEventArgs(name, tag)); | ||||
| } | ||||
| } | ||||
| #endregion | ||||
| r690 | #region Constructor, Destructor, Dispose Methods | |||
| r0 | ||||
| /// <summary> | ||||
| /// Initializes a new instance of the <see cref="GraphicsDevice" /> class. | ||||
| /// </summary> | ||||
| /// <param name="adapter">The graphics adapter.</param> | ||||
| /// <param name="graphicsProfile">The graphics profile.</param> | ||||
| /// <param name="presentationParameters">The presentation options.</param> | ||||
| /// <exception cref="ArgumentNullException"> | ||||
| /// <paramref name="presentationParameters"/> is <see langword="null"/>. | ||||
| /// </exception> | ||||
| public GraphicsDevice( | ||||
| GraphicsAdapter adapter, | ||||
| GraphicsProfile graphicsProfile, | ||||
| PresentationParameters presentationParameters | ||||
| ) { | ||||
| if (presentationParameters == null) | ||||
| { | ||||
| throw new ArgumentNullException("presentationParameters"); | ||||
| } | ||||
| // Set the properties from the constructor parameters. | ||||
| Adapter = adapter; | ||||
| PresentationParameters = presentationParameters; | ||||
| GraphicsProfile = graphicsProfile; | ||||
| PresentationParameters.MultiSampleCount = MathHelper.ClosestMSAAPower( | ||||
| PresentationParameters.MultiSampleCount | ||||
| ); | ||||
| r690 | // Set up the FNA3D Device | |||
| try | ||||
| { | ||||
| GLDevice = FNA3D.FNA3D_CreateDevice( | ||||
| ref PresentationParameters.parameters, | ||||
| #if DEBUG | ||||
| 1 | ||||
| #else | ||||
| 0 | ||||
| #endif | ||||
| ); | ||||
| } | ||||
| catch(Exception e) | ||||
| { | ||||
| throw new NoSuitableGraphicsDeviceException( | ||||
| e.Message | ||||
| ); | ||||
| } | ||||
| r0 | ||||
| // The mouse needs to know this for faux-backbuffer mouse scaling. | ||||
| Input.Mouse.INTERNAL_BackBufferWidth = PresentationParameters.BackBufferWidth; | ||||
| Input.Mouse.INTERNAL_BackBufferHeight = PresentationParameters.BackBufferHeight; | ||||
| // The Touch Panel needs this too, for the same reason. | ||||
| Input.Touch.TouchPanel.DisplayWidth = PresentationParameters.BackBufferWidth; | ||||
| Input.Touch.TouchPanel.DisplayHeight = PresentationParameters.BackBufferHeight; | ||||
| // Force set the default render states. | ||||
| BlendState = BlendState.Opaque; | ||||
| DepthStencilState = DepthStencilState.Default; | ||||
| RasterizerState = RasterizerState.CullCounterClockwise; | ||||
| // Initialize the Texture/Sampler state containers | ||||
| r690 | int maxTextures, maxVertexTextures; | |||
| FNA3D.FNA3D_GetMaxTextureSlots( | ||||
| GLDevice, | ||||
| out maxTextures, | ||||
| out maxVertexTextures | ||||
| r0 | ); | |||
| Textures = new TextureCollection( | ||||
| maxTextures, | ||||
| modifiedSamplers | ||||
| ); | ||||
| SamplerStates = new SamplerStateCollection( | ||||
| maxTextures, | ||||
| modifiedSamplers | ||||
| ); | ||||
| VertexTextures = new TextureCollection( | ||||
| maxVertexTextures, | ||||
| modifiedVertexSamplers | ||||
| ); | ||||
| VertexSamplerStates = new SamplerStateCollection( | ||||
| maxVertexTextures, | ||||
| modifiedVertexSamplers | ||||
| ); | ||||
| // Set the default viewport and scissor rect. | ||||
| Viewport = new Viewport(PresentationParameters.Bounds); | ||||
| ScissorRectangle = Viewport.Bounds; | ||||
| // Allocate the pipeline cache to be used by Effects | ||||
| PipelineCache = new PipelineCache(this); | ||||
| } | ||||
| ~GraphicsDevice() | ||||
| { | ||||
| Dispose(false); | ||||
| } | ||||
| public void Dispose() | ||||
| { | ||||
| Dispose(true); | ||||
| GC.SuppressFinalize(this); | ||||
| } | ||||
| protected virtual void Dispose(bool disposing) | ||||
| { | ||||
| if (!IsDisposed) | ||||
| { | ||||
| if (disposing) | ||||
| { | ||||
| // We're about to dispose, notify the application. | ||||
| if (Disposing != null) | ||||
| { | ||||
| Disposing(this, EventArgs.Empty); | ||||
| } | ||||
| /* Dispose of all remaining graphics resources before | ||||
| * disposing of the GraphicsDevice. | ||||
| */ | ||||
| lock (resourcesLock) | ||||
| { | ||||
| foreach (WeakReference resource in resources.ToArray()) | ||||
| { | ||||
| object target = resource.Target; | ||||
| if (target != null) | ||||
| { | ||||
| (target as IDisposable).Dispose(); | ||||
| } | ||||
| } | ||||
| resources.Clear(); | ||||
| } | ||||
| r690 | if (userVertexBuffer != IntPtr.Zero) | |||
| { | ||||
| FNA3D.FNA3D_AddDisposeVertexBuffer( | ||||
| GLDevice, | ||||
| userVertexBuffer | ||||
| ); | ||||
| } | ||||
| if (userIndexBuffer != IntPtr.Zero) | ||||
| r0 | { | |||
| r690 | FNA3D.FNA3D_AddDisposeIndexBuffer( | |||
| GLDevice, | ||||
| userIndexBuffer | ||||
| ); | ||||
| r0 | } | |||
| r690 | ||||
| // Dispose of the GL Device/Context | ||||
| FNA3D.FNA3D_DestroyDevice(GLDevice); | ||||
| r0 | } | |||
| IsDisposed = true; | ||||
| } | ||||
| } | ||||
| #endregion | ||||
| #region Internal Resource Management Methods | ||||
| internal void AddResourceReference(WeakReference resourceReference) | ||||
| { | ||||
| lock (resourcesLock) | ||||
| { | ||||
| resources.Add(resourceReference); | ||||
| } | ||||
| } | ||||
| internal void RemoveResourceReference(WeakReference resourceReference) | ||||
| { | ||||
| lock (resourcesLock) | ||||
| { | ||||
| resources.Remove(resourceReference); | ||||
| } | ||||
| } | ||||
| #endregion | ||||
| #region Public Present Method | ||||
| public void Present() | ||||
| { | ||||
| r690 | FNA3D.FNA3D_SwapBuffers( | |||
| GLDevice, | ||||
| IntPtr.Zero, | ||||
| IntPtr.Zero, | ||||
| r0 | PresentationParameters.DeviceWindowHandle | |||
| ); | ||||
| } | ||||
| public void Present( | ||||
| Rectangle? sourceRectangle, | ||||
| Rectangle? destinationRectangle, | ||||
| IntPtr overrideWindowHandle | ||||
| ) { | ||||
| if (overrideWindowHandle == IntPtr.Zero) | ||||
| { | ||||
| overrideWindowHandle = PresentationParameters.DeviceWindowHandle; | ||||
| } | ||||
| r690 | if (sourceRectangle.HasValue && destinationRectangle.HasValue) | |||
| r0 | { | |||
| r690 | Rectangle src = sourceRectangle.Value; | |||
| Rectangle dst = destinationRectangle.Value; | ||||
| FNA3D.FNA3D_SwapBuffers( | ||||
| GLDevice, | ||||
| ref src, | ||||
| ref dst, | ||||
| overrideWindowHandle | ||||
| r0 | ); | |||
| } | ||||
| r690 | else if (sourceRectangle.HasValue) | |||
| { | ||||
| Rectangle src = sourceRectangle.Value; | ||||
| FNA3D.FNA3D_SwapBuffers( | ||||
| GLDevice, | ||||
| ref src, | ||||
| IntPtr.Zero, | ||||
| overrideWindowHandle | ||||
| ); | ||||
| } | ||||
| else if (destinationRectangle.HasValue) | ||||
| { | ||||
| Rectangle dst = destinationRectangle.Value; | ||||
| FNA3D.FNA3D_SwapBuffers( | ||||
| GLDevice, | ||||
| IntPtr.Zero, | ||||
| ref dst, | ||||
| overrideWindowHandle | ||||
| ); | ||||
| } | ||||
| else | ||||
| { | ||||
| FNA3D.FNA3D_SwapBuffers( | ||||
| GLDevice, | ||||
| IntPtr.Zero, | ||||
| IntPtr.Zero, | ||||
| overrideWindowHandle | ||||
| ); | ||||
| } | ||||
| r0 | } | |||
| #endregion | ||||
| #region Public Reset Methods | ||||
| public void Reset() | ||||
| { | ||||
| Reset(PresentationParameters, Adapter); | ||||
| } | ||||
| public void Reset(PresentationParameters presentationParameters) | ||||
| { | ||||
| Reset(presentationParameters, Adapter); | ||||
| } | ||||
| public void Reset( | ||||
| PresentationParameters presentationParameters, | ||||
| GraphicsAdapter graphicsAdapter | ||||
| ) { | ||||
| if (presentationParameters == null) | ||||
| { | ||||
| throw new ArgumentNullException("presentationParameters"); | ||||
| } | ||||
| PresentationParameters = presentationParameters; | ||||
| Adapter = graphicsAdapter; | ||||
| // Verify MSAA before we really start... | ||||
| r690 | PresentationParameters.MultiSampleCount = FNA3D.FNA3D_GetMaxMultiSampleCount( | |||
| GLDevice, | ||||
| PresentationParameters.BackBufferFormat, | ||||
| MathHelper.ClosestMSAAPower(PresentationParameters.MultiSampleCount) | ||||
| r0 | ); | |||
| // We're about to reset, let the application know. | ||||
| if (DeviceResetting != null) | ||||
| { | ||||
| DeviceResetting(this, EventArgs.Empty); | ||||
| } | ||||
| /* FIXME: Why are we not doing this...? -flibit | ||||
| lock (resourcesLock) | ||||
| { | ||||
| foreach (WeakReference resource in resources) | ||||
| { | ||||
| object target = resource.Target; | ||||
| if (target != null) | ||||
| { | ||||
| (target as GraphicsResource).GraphicsDeviceResetting(); | ||||
| } | ||||
| } | ||||
| // Remove references to resources that have been garbage collected. | ||||
| resources.RemoveAll(wr => !wr.IsAlive); | ||||
| } | ||||
| */ | ||||
| /* Reset the backbuffer first, before doing anything else. | ||||
| * The GLDevice needs to know what we're up to right away. | ||||
| * -flibit | ||||
| */ | ||||
| r690 | FNA3D.FNA3D_ResetBackbuffer( | |||
| GLDevice, | ||||
| ref PresentationParameters.parameters | ||||
| ); | ||||
| r0 | ||||
| // The mouse needs to know this for faux-backbuffer mouse scaling. | ||||
| Input.Mouse.INTERNAL_BackBufferWidth = PresentationParameters.BackBufferWidth; | ||||
| Input.Mouse.INTERNAL_BackBufferHeight = PresentationParameters.BackBufferHeight; | ||||
| // The Touch Panel needs this too, for the same reason. | ||||
| Input.Touch.TouchPanel.DisplayWidth = PresentationParameters.BackBufferWidth; | ||||
| Input.Touch.TouchPanel.DisplayHeight = PresentationParameters.BackBufferHeight; | ||||
| // Now, update the viewport | ||||
| Viewport = new Viewport( | ||||
| 0, | ||||
| 0, | ||||
| PresentationParameters.BackBufferWidth, | ||||
| PresentationParameters.BackBufferHeight | ||||
| ); | ||||
| // Update the scissor rectangle to our new default target size | ||||
| ScissorRectangle = new Rectangle( | ||||
| 0, | ||||
| 0, | ||||
| PresentationParameters.BackBufferWidth, | ||||
| PresentationParameters.BackBufferHeight | ||||
| ); | ||||
| // We just reset, let the application know. | ||||
| if (DeviceReset != null) | ||||
| { | ||||
| DeviceReset(this, EventArgs.Empty); | ||||
| } | ||||
| } | ||||
| #endregion | ||||
| #region Public Clear Methods | ||||
| public void Clear(Color color) | ||||
| { | ||||
| Clear( | ||||
| ClearOptions.Target | ClearOptions.DepthBuffer | ClearOptions.Stencil, | ||||
| color.ToVector4(), | ||||
| Viewport.MaxDepth, | ||||
| 0 | ||||
| ); | ||||
| } | ||||
| public void Clear(ClearOptions options, Color color, float depth, int stencil) | ||||
| { | ||||
| Clear( | ||||
| options, | ||||
| color.ToVector4(), | ||||
| depth, | ||||
| stencil | ||||
| ); | ||||
| } | ||||
| public void Clear(ClearOptions options, Vector4 color, float depth, int stencil) | ||||
| { | ||||
| DepthFormat dsFormat; | ||||
| if (renderTargetCount == 0) | ||||
| { | ||||
| /* FIXME: PresentationParameters.DepthStencilFormat is probably | ||||
| * a more accurate value here, but the Backbuffer may disagree. | ||||
| * -flibit | ||||
| */ | ||||
| r690 | dsFormat = FNA3D.FNA3D_GetBackbufferDepthFormat(GLDevice); | |||
| r0 | } | |||
| else | ||||
| { | ||||
| dsFormat = (renderTargetBindings[0].RenderTarget as IRenderTarget).DepthStencilFormat; | ||||
| } | ||||
| if (dsFormat == DepthFormat.None) | ||||
| { | ||||
| options &= ClearOptions.Target; | ||||
| } | ||||
| else if (dsFormat != DepthFormat.Depth24Stencil8) | ||||
| { | ||||
| options &= ~ClearOptions.Stencil; | ||||
| } | ||||
| r690 | FNA3D.FNA3D_Clear( | |||
| GLDevice, | ||||
| r0 | options, | |||
| r690 | ref color, | |||
| r0 | depth, | |||
| stencil | ||||
| ); | ||||
| } | ||||
| #endregion | ||||
| #region Public Backbuffer Methods | ||||
| public void GetBackBufferData<T>(T[] data) where T : struct | ||||
| { | ||||
| GetBackBufferData(null, data, 0, data.Length); | ||||
| } | ||||
| public void GetBackBufferData<T>( | ||||
| T[] data, | ||||
| int startIndex, | ||||
| int elementCount | ||||
| ) where T : struct { | ||||
| GetBackBufferData(null, data, startIndex, elementCount); | ||||
| } | ||||
| public void GetBackBufferData<T>( | ||||
| Rectangle? rect, | ||||
| T[] data, | ||||
| int startIndex, | ||||
| int elementCount | ||||
| ) where T : struct { | ||||
| int x, y, w, h; | ||||
| if (rect == null) | ||||
| { | ||||
| x = 0; | ||||
| y = 0; | ||||
| r690 | FNA3D.FNA3D_GetBackbufferSize( | |||
| GLDevice, | ||||
| out w, | ||||
| out h | ||||
| ); | ||||
| r0 | } | |||
| else | ||||
| { | ||||
| x = rect.Value.X; | ||||
| y = rect.Value.Y; | ||||
| w = rect.Value.Width; | ||||
| h = rect.Value.Height; | ||||
| } | ||||
| int elementSizeInBytes = Marshal.SizeOf(typeof(T)); | ||||
| r690 | Texture.ValidateGetDataFormat( | |||
| FNA3D.FNA3D_GetBackbufferSurfaceFormat(GLDevice), | ||||
| elementSizeInBytes | ||||
| ); | ||||
| r0 | GCHandle handle = GCHandle.Alloc(data, GCHandleType.Pinned); | |||
| r690 | FNA3D.FNA3D_ReadBackbuffer( | |||
| GLDevice, | ||||
| r0 | x, | |||
| y, | ||||
| w, | ||||
| r690 | h, | |||
| handle.AddrOfPinnedObject() + (startIndex * elementSizeInBytes), | ||||
| data.Length * elementSizeInBytes | ||||
| r0 | ); | |||
| handle.Free(); | ||||
| } | ||||
| #endregion | ||||
| #region Public RenderTarget Methods | ||||
| public void SetRenderTarget(RenderTarget2D renderTarget) | ||||
| { | ||||
| if (renderTarget == null) | ||||
| { | ||||
| SetRenderTargets(null); | ||||
| } | ||||
| else | ||||
| { | ||||
| singleTargetCache[0] = new RenderTargetBinding(renderTarget); | ||||
| SetRenderTargets(singleTargetCache); | ||||
| } | ||||
| } | ||||
| public void SetRenderTarget(RenderTargetCube renderTarget, CubeMapFace cubeMapFace) | ||||
| { | ||||
| if (renderTarget == null) | ||||
| { | ||||
| SetRenderTargets(null); | ||||
| } | ||||
| else | ||||
| { | ||||
| singleTargetCache[0] = new RenderTargetBinding(renderTarget, cubeMapFace); | ||||
| SetRenderTargets(singleTargetCache); | ||||
| } | ||||
| } | ||||
| public void SetRenderTargets(params RenderTargetBinding[] renderTargets) | ||||
| { | ||||
| r690 | // D3D11 requires our sampler state to be valid (i.e. not point to any of our new RTs) | |||
| // before we call SetRenderTargets. At this point FNA3D does not have a current copy | ||||
| // of the managed sampler state, so we need to apply our current state now instead of | ||||
| // before our next Clear or Draw operation. | ||||
| ApplySamplers(); | ||||
| r0 | // Checking for redundant SetRenderTargets... | |||
| if (renderTargets == null && renderTargetCount == 0) | ||||
| { | ||||
| return; | ||||
| } | ||||
| else if (renderTargets != null && renderTargets.Length == renderTargetCount) | ||||
| { | ||||
| bool isRedundant = true; | ||||
| for (int i = 0; i < renderTargets.Length; i += 1) | ||||
| { | ||||
| if ( renderTargets[i].RenderTarget != renderTargetBindings[i].RenderTarget || | ||||
| renderTargets[i].CubeMapFace != renderTargetBindings[i].CubeMapFace ) | ||||
| { | ||||
| isRedundant = false; | ||||
| break; | ||||
| } | ||||
| } | ||||
| if (isRedundant) | ||||
| { | ||||
| return; | ||||
| } | ||||
| } | ||||
| int newWidth; | ||||
| int newHeight; | ||||
| RenderTargetUsage clearTarget; | ||||
| if (renderTargets == null || renderTargets.Length == 0) | ||||
| { | ||||
| r690 | FNA3D.FNA3D_SetRenderTargets( | |||
| GLDevice, | ||||
| IntPtr.Zero, | ||||
| 0, | ||||
| IntPtr.Zero, | ||||
| DepthFormat.None, | ||||
| (byte) (PresentationParameters.RenderTargetUsage != RenderTargetUsage.DiscardContents ? 1 : 0) /* lol c# */ | ||||
| ); | ||||
| r0 | ||||
| // Set the viewport/scissor to the size of the backbuffer. | ||||
| newWidth = PresentationParameters.BackBufferWidth; | ||||
| newHeight = PresentationParameters.BackBufferHeight; | ||||
| clearTarget = PresentationParameters.RenderTargetUsage; | ||||
| // Resolve previous targets, if needed | ||||
| for (int i = 0; i < renderTargetCount; i += 1) | ||||
| { | ||||
| r690 | FNA3D.FNA3D_ResolveTarget(GLDevice, ref nativeTargetBindings[i]); | |||
| r0 | } | |||
| Array.Clear(renderTargetBindings, 0, renderTargetBindings.Length); | ||||
| r690 | Array.Clear(nativeTargetBindings, 0, nativeTargetBindings.Length); | |||
| r0 | renderTargetCount = 0; | |||
| } | ||||
| else | ||||
| { | ||||
| IRenderTarget target = renderTargets[0].RenderTarget as IRenderTarget; | ||||
| r690 | unsafe | |||
| { | ||||
| fixed (FNA3D.FNA3D_RenderTargetBinding* rt = &nativeTargetBindingsNext[0]) | ||||
| { | ||||
| PrepareRenderTargetBindings(rt, renderTargets); | ||||
| FNA3D.FNA3D_SetRenderTargets( | ||||
| GLDevice, | ||||
| rt, | ||||
| renderTargets.Length, | ||||
| target.DepthStencilBuffer, | ||||
| target.DepthStencilFormat, | ||||
| (byte) (target.RenderTargetUsage != RenderTargetUsage.DiscardContents ? 1 : 0) /* lol c# */ | ||||
| ); | ||||
| } | ||||
| } | ||||
| r0 | ||||
| // Set the viewport/scissor to the size of the first render target. | ||||
| newWidth = target.Width; | ||||
| newHeight = target.Height; | ||||
| clearTarget = target.RenderTargetUsage; | ||||
| // Resolve previous targets, if needed | ||||
| for (int i = 0; i < renderTargetCount; i += 1) | ||||
| { | ||||
| // We only need to resolve if the target is no longer bound. | ||||
| bool stillBound = false; | ||||
| for (int j = 0; j < renderTargets.Length; j += 1) | ||||
| { | ||||
| if (renderTargetBindings[i].RenderTarget == renderTargets[j].RenderTarget) | ||||
| { | ||||
| stillBound = true; | ||||
| break; | ||||
| } | ||||
| } | ||||
| if (stillBound) | ||||
| { | ||||
| continue; | ||||
| } | ||||
| r690 | FNA3D.FNA3D_ResolveTarget(GLDevice, ref nativeTargetBindings[i]); | |||
| r0 | } | |||
| Array.Clear(renderTargetBindings, 0, renderTargetBindings.Length); | ||||
| Array.Copy(renderTargets, renderTargetBindings, renderTargets.Length); | ||||
| r690 | Array.Clear(nativeTargetBindings, 0, nativeTargetBindings.Length); | |||
| Array.Copy(nativeTargetBindingsNext, nativeTargetBindings, renderTargets.Length); | ||||
| r0 | renderTargetCount = renderTargets.Length; | |||
| } | ||||
| // Apply new GL state, clear target if requested | ||||
| Viewport = new Viewport(0, 0, newWidth, newHeight); | ||||
| ScissorRectangle = new Rectangle(0, 0, newWidth, newHeight); | ||||
| if (clearTarget == RenderTargetUsage.DiscardContents) | ||||
| { | ||||
| Clear( | ||||
| ClearOptions.Target | ClearOptions.DepthBuffer | ClearOptions.Stencil, | ||||
| DiscardColor, | ||||
| Viewport.MaxDepth, | ||||
| 0 | ||||
| ); | ||||
| } | ||||
| } | ||||
| public RenderTargetBinding[] GetRenderTargets() | ||||
| { | ||||
| // Return a correctly sized copy our internal array. | ||||
| RenderTargetBinding[] bindings = new RenderTargetBinding[renderTargetCount]; | ||||
| Array.Copy(renderTargetBindings, bindings, renderTargetCount); | ||||
| return bindings; | ||||
| } | ||||
| #endregion | ||||
| #region Public Buffer Object Methods | ||||
| public void SetVertexBuffer(VertexBuffer vertexBuffer) | ||||
| { | ||||
| SetVertexBuffer(vertexBuffer, 0); | ||||
| } | ||||
| public void SetVertexBuffer(VertexBuffer vertexBuffer, int vertexOffset) | ||||
| { | ||||
| if (vertexBuffer == null) | ||||
| { | ||||
| if (vertexBufferCount == 0) | ||||
| { | ||||
| return; | ||||
| } | ||||
| for (int i = 0; i < vertexBufferCount; i += 1) | ||||
| { | ||||
| vertexBufferBindings[i] = VertexBufferBinding.None; | ||||
| } | ||||
| vertexBufferCount = 0; | ||||
| vertexBuffersUpdated = true; | ||||
| return; | ||||
| } | ||||
| if ( !ReferenceEquals(vertexBufferBindings[0].VertexBuffer, vertexBuffer) || | ||||
| vertexBufferBindings[0].VertexOffset != vertexOffset ) | ||||
| { | ||||
| vertexBufferBindings[0] = new VertexBufferBinding( | ||||
| vertexBuffer, | ||||
| vertexOffset | ||||
| ); | ||||
| vertexBuffersUpdated = true; | ||||
| } | ||||
| if (vertexBufferCount > 1) | ||||
| { | ||||
| for (int i = 1; i < vertexBufferCount; i += 1) | ||||
| { | ||||
| vertexBufferBindings[i] = VertexBufferBinding.None; | ||||
| } | ||||
| vertexBuffersUpdated = true; | ||||
| } | ||||
| vertexBufferCount = 1; | ||||
| } | ||||
| public void SetVertexBuffers(params VertexBufferBinding[] vertexBuffers) | ||||
| { | ||||
| if (vertexBuffers == null) | ||||
| { | ||||
| if (vertexBufferCount == 0) | ||||
| { | ||||
| return; | ||||
| } | ||||
| for (int j = 0; j < vertexBufferCount; j += 1) | ||||
| { | ||||
| vertexBufferBindings[j] = VertexBufferBinding.None; | ||||
| } | ||||
| vertexBufferCount = 0; | ||||
| vertexBuffersUpdated = true; | ||||
| return; | ||||
| } | ||||
| if (vertexBuffers.Length > vertexBufferBindings.Length) | ||||
| { | ||||
| throw new ArgumentOutOfRangeException( | ||||
| "vertexBuffers", | ||||
| String.Format( | ||||
| "Max Vertex Buffers supported is {0}", | ||||
| vertexBufferBindings.Length | ||||
| ) | ||||
| ); | ||||
| } | ||||
| int i = 0; | ||||
| while (i < vertexBuffers.Length) | ||||
| { | ||||
| if ( !ReferenceEquals(vertexBufferBindings[i].VertexBuffer, vertexBuffers[i].VertexBuffer) || | ||||
| vertexBufferBindings[i].VertexOffset != vertexBuffers[i].VertexOffset || | ||||
| vertexBufferBindings[i].InstanceFrequency != vertexBuffers[i].InstanceFrequency ) | ||||
| { | ||||
| vertexBufferBindings[i] = vertexBuffers[i]; | ||||
| vertexBuffersUpdated = true; | ||||
| } | ||||
| i += 1; | ||||
| } | ||||
| if (vertexBuffers.Length < vertexBufferCount) | ||||
| { | ||||
| while (i < vertexBufferCount) | ||||
| { | ||||
| vertexBufferBindings[i] = VertexBufferBinding.None; | ||||
| i += 1; | ||||
| } | ||||
| vertexBuffersUpdated = true; | ||||
| } | ||||
| vertexBufferCount = vertexBuffers.Length; | ||||
| } | ||||
| public VertexBufferBinding[] GetVertexBuffers() | ||||
| { | ||||
| VertexBufferBinding[] result = new VertexBufferBinding[vertexBufferCount]; | ||||
| Array.Copy( | ||||
| vertexBufferBindings, | ||||
| result, | ||||
| vertexBufferCount | ||||
| ); | ||||
| return result; | ||||
| } | ||||
| #endregion | ||||
| #region DrawPrimitives: VertexBuffer, IndexBuffer | ||||
| /// <summary> | ||||
| /// Draw geometry by indexing into the vertex buffer. | ||||
| /// </summary> | ||||
| /// <param name="primitiveType"> | ||||
| /// The type of primitives in the index buffer. | ||||
| /// </param> | ||||
| /// <param name="baseVertex"> | ||||
| /// Used to offset the vertex range indexed from the vertex buffer. | ||||
| /// </param> | ||||
| /// <param name="minVertexIndex"> | ||||
| /// A hint of the lowest vertex indexed relative to baseVertex. | ||||
| /// </param> | ||||
| /// <param name="numVertices"> | ||||
| /// A hint of the maximum vertex indexed. | ||||
| /// </param> | ||||
| /// <param name="startIndex"> | ||||
| /// The index within the index buffer to start drawing from. | ||||
| /// </param> | ||||
| /// <param name="primitiveCount"> | ||||
| /// The number of primitives to render from the index buffer. | ||||
| /// </param> | ||||
| public void DrawIndexedPrimitives( | ||||
| PrimitiveType primitiveType, | ||||
| int baseVertex, | ||||
| int minVertexIndex, | ||||
| int numVertices, | ||||
| int startIndex, | ||||
| int primitiveCount | ||||
| ) { | ||||
| ApplyState(); | ||||
| r690 | PrepareVertexBindingArray(baseVertex); | |||
| r0 | ||||
| r690 | FNA3D.FNA3D_DrawIndexedPrimitives( | |||
| GLDevice, | ||||
| r0 | primitiveType, | |||
| baseVertex, | ||||
| minVertexIndex, | ||||
| numVertices, | ||||
| startIndex, | ||||
| primitiveCount, | ||||
| Indices.buffer, | ||||
| Indices.IndexElementSize | ||||
| ); | ||||
| } | ||||
| public void DrawInstancedPrimitives( | ||||
| PrimitiveType primitiveType, | ||||
| int baseVertex, | ||||
| int minVertexIndex, | ||||
| int numVertices, | ||||
| int startIndex, | ||||
| int primitiveCount, | ||||
| int instanceCount | ||||
| ) { | ||||
| // If this device doesn't have the support, just explode now before it's too late. | ||||
| r690 | if (FNA3D.FNA3D_SupportsHardwareInstancing(GLDevice) == 0) | |||
| r0 | { | |||
| throw new NoSuitableGraphicsDeviceException("Your hardware does not support hardware instancing!"); | ||||
| } | ||||
| ApplyState(); | ||||
| r690 | PrepareVertexBindingArray(baseVertex); | |||
| r0 | ||||
| r690 | FNA3D.FNA3D_DrawInstancedPrimitives( | |||
| GLDevice, | ||||
| r0 | primitiveType, | |||
| baseVertex, | ||||
| minVertexIndex, | ||||
| numVertices, | ||||
| startIndex, | ||||
| primitiveCount, | ||||
| instanceCount, | ||||
| Indices.buffer, | ||||
| Indices.IndexElementSize | ||||
| ); | ||||
| } | ||||
| #endregion | ||||
| #region DrawPrimitives: VertexBuffer, No Indices | ||||
| public void DrawPrimitives( | ||||
| PrimitiveType primitiveType, | ||||
| int vertexStart, | ||||
| int primitiveCount | ||||
| ) { | ||||
| ApplyState(); | ||||
| r690 | PrepareVertexBindingArray(0); | |||
| r0 | ||||
| r690 | FNA3D.FNA3D_DrawPrimitives( | |||
| GLDevice, | ||||
| r0 | primitiveType, | |||
| vertexStart, | ||||
| primitiveCount | ||||
| ); | ||||
| } | ||||
| #endregion | ||||
| #region DrawPrimitives: Vertex Arrays, Index Arrays | ||||
| public void DrawUserIndexedPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int numVertices, | ||||
| short[] indexData, | ||||
| int indexOffset, | ||||
| int primitiveCount | ||||
| ) where T : struct, IVertexType { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| GCHandle ibHandle = GCHandle.Alloc(indexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| numVertices, | ||||
| vertexOffset, | ||||
| VertexDeclarationCache<T>.VertexDeclaration | ||||
| r0 | ); | |||
| r690 | PrepareUserIndexBuffer( | |||
| ibHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | indexOffset, | |||
| r690 | 2 | |||
| r0 | ); | |||
| // Release the handles. | ||||
| ibHandle.Free(); | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawIndexedPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| 0, | ||||
| numVertices, | ||||
| 0, | ||||
| primitiveCount, | ||||
| userIndexBuffer, | ||||
| IndexElementSize.SixteenBits | ||||
| ); | ||||
| r0 | } | |||
| public void DrawUserIndexedPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int numVertices, | ||||
| short[] indexData, | ||||
| int indexOffset, | ||||
| int primitiveCount, | ||||
| VertexDeclaration vertexDeclaration | ||||
| ) where T : struct { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| GCHandle ibHandle = GCHandle.Alloc(indexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| numVertices, | ||||
| vertexOffset, | ||||
| vertexDeclaration | ||||
| r0 | ); | |||
| r690 | PrepareUserIndexBuffer( | |||
| ibHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | indexOffset, | |||
| r690 | 2 | |||
| r0 | ); | |||
| // Release the handles. | ||||
| ibHandle.Free(); | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawIndexedPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| 0, | ||||
| numVertices, | ||||
| 0, | ||||
| primitiveCount, | ||||
| userIndexBuffer, | ||||
| IndexElementSize.SixteenBits | ||||
| ); | ||||
| r0 | } | |||
| public void DrawUserIndexedPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int numVertices, | ||||
| int[] indexData, | ||||
| int indexOffset, | ||||
| int primitiveCount | ||||
| ) where T : struct, IVertexType { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| GCHandle ibHandle = GCHandle.Alloc(indexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| numVertices, | ||||
| vertexOffset, | ||||
| VertexDeclarationCache<T>.VertexDeclaration | ||||
| r0 | ); | |||
| r690 | PrepareUserIndexBuffer( | |||
| ibHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | indexOffset, | |||
| r690 | 4 | |||
| r0 | ); | |||
| // Release the handles. | ||||
| ibHandle.Free(); | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawIndexedPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| 0, | ||||
| numVertices, | ||||
| 0, | ||||
| primitiveCount, | ||||
| userIndexBuffer, | ||||
| IndexElementSize.ThirtyTwoBits | ||||
| ); | ||||
| r0 | } | |||
| public void DrawUserIndexedPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int numVertices, | ||||
| int[] indexData, | ||||
| int indexOffset, | ||||
| int primitiveCount, | ||||
| VertexDeclaration vertexDeclaration | ||||
| ) where T : struct { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| GCHandle ibHandle = GCHandle.Alloc(indexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| numVertices, | ||||
| vertexOffset, | ||||
| vertexDeclaration | ||||
| r0 | ); | |||
| r690 | PrepareUserIndexBuffer( | |||
| ibHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | indexOffset, | |||
| r690 | 4 | |||
| r0 | ); | |||
| // Release the handles. | ||||
| ibHandle.Free(); | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawIndexedPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| 0, | ||||
| numVertices, | ||||
| 0, | ||||
| primitiveCount, | ||||
| userIndexBuffer, | ||||
| IndexElementSize.ThirtyTwoBits | ||||
| ); | ||||
| r0 | } | |||
| #endregion | ||||
| #region DrawPrimitives: Vertex Arrays, No Indices | ||||
| public void DrawUserPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int primitiveCount | ||||
| ) where T : struct, IVertexType { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | vertexOffset, | |||
| r690 | VertexDeclarationCache<T>.VertexDeclaration | |||
| r0 | ); | |||
| // Release the handles. | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| primitiveCount | ||||
| ); | ||||
| r0 | } | |||
| public void DrawUserPrimitives<T>( | ||||
| PrimitiveType primitiveType, | ||||
| T[] vertexData, | ||||
| int vertexOffset, | ||||
| int primitiveCount, | ||||
| VertexDeclaration vertexDeclaration | ||||
| ) where T : struct { | ||||
| ApplyState(); | ||||
| // Pin the buffers. | ||||
| GCHandle vbHandle = GCHandle.Alloc(vertexData, GCHandleType.Pinned); | ||||
| r690 | PrepareUserVertexBuffer( | |||
| vbHandle.AddrOfPinnedObject(), | ||||
| PrimitiveVerts(primitiveType, primitiveCount), | ||||
| r0 | vertexOffset, | |||
| r690 | vertexDeclaration | |||
| r0 | ); | |||
| // Release the handles. | ||||
| vbHandle.Free(); | ||||
| r690 | ||||
| FNA3D.FNA3D_DrawPrimitives( | ||||
| GLDevice, | ||||
| primitiveType, | ||||
| 0, | ||||
| primitiveCount | ||||
| ); | ||||
| r0 | } | |||
| #endregion | ||||
| #region FNA Extensions | ||||
| public void SetStringMarkerEXT(string text) | ||||
| { | ||||
| r690 | FNA3D.FNA3D_SetStringMarker(GLDevice, text); | |||
| r0 | } | |||
| #endregion | ||||
| #region Private State Flush Methods | ||||
| private void ApplyState() | ||||
| { | ||||
| // Update Blend/DepthStencil, if applicable | ||||
| if (currentBlend != nextBlend) | ||||
| { | ||||
| r690 | FNA3D.FNA3D_SetBlendState( | |||
| GLDevice, | ||||
| ref nextBlend.state | ||||
| ); | ||||
| r0 | currentBlend = nextBlend; | |||
| } | ||||
| if (currentDepthStencil != nextDepthStencil) | ||||
| { | ||||
| r690 | FNA3D.FNA3D_SetDepthStencilState( | |||
| GLDevice, | ||||
| ref nextDepthStencil.state | ||||
| ); | ||||
| r0 | currentDepthStencil = nextDepthStencil; | |||
| } | ||||
| // Always update RasterizerState, as it depends on other device states | ||||
| r690 | FNA3D.FNA3D_ApplyRasterizerState( | |||
| GLDevice, | ||||
| ref RasterizerState.state | ||||
| ); | ||||
| r0 | ||||
| r690 | ApplySamplers(); | |||
| } | ||||
| private void ApplySamplers() | ||||
| { | ||||
| r0 | for (int sampler = 0; sampler < modifiedSamplers.Length; sampler += 1) | |||
| { | ||||
| if (!modifiedSamplers[sampler]) | ||||
| { | ||||
| continue; | ||||
| } | ||||
| modifiedSamplers[sampler] = false; | ||||
| r690 | FNA3D.FNA3D_VerifySampler( | |||
| GLDevice, | ||||
| r0 | sampler, | |||
| r690 | (Textures[sampler] != null) ? | |||
| Textures[sampler].texture : | ||||
| IntPtr.Zero, | ||||
| ref SamplerStates[sampler].state | ||||
| r0 | ); | |||
| } | ||||
| for (int sampler = 0; sampler < modifiedVertexSamplers.Length; sampler += 1) | ||||
| { | ||||
| if (!modifiedVertexSamplers[sampler]) | ||||
| { | ||||
| continue; | ||||
| } | ||||
| modifiedVertexSamplers[sampler] = false; | ||||
| /* Believe it or not, this is actually how VertexTextures are | ||||
| * stored in XNA4! Their D3D9 renderer just uses the last 4 | ||||
| * slots available in the device's sampler array. So that's what | ||||
| * we get to do. | ||||
| * -flibit | ||||
| */ | ||||
| r690 | FNA3D.FNA3D_VerifyVertexSampler( | |||
| GLDevice, | ||||
| sampler, | ||||
| (VertexTextures[sampler] != null) ? | ||||
| VertexTextures[sampler].texture : | ||||
| IntPtr.Zero, | ||||
| ref VertexSamplerStates[sampler].state | ||||
| ); | ||||
| } | ||||
| } | ||||
| private unsafe void PrepareVertexBindingArray(int baseVertex) | ||||
| { | ||||
| fixed (FNA3D.FNA3D_VertexBufferBinding* b = &nativeBufferBindings[0]) | ||||
| { | ||||
| for (int i = 0; i < vertexBufferCount; i += 1) | ||||
| { | ||||
| VertexBuffer buffer = vertexBufferBindings[i].VertexBuffer; | ||||
| b[i].vertexBuffer = buffer.buffer; | ||||
| b[i].vertexDeclaration.vertexStride = buffer.VertexDeclaration.VertexStride; | ||||
| b[i].vertexDeclaration.elementCount = buffer.VertexDeclaration.elements.Length; | ||||
| b[i].vertexDeclaration.elements = buffer.VertexDeclaration.elementsPin; | ||||
| b[i].vertexOffset = vertexBufferBindings[i].VertexOffset; | ||||
| b[i].instanceFrequency = vertexBufferBindings[i].InstanceFrequency; | ||||
| } | ||||
| FNA3D.FNA3D_ApplyVertexBufferBindings( | ||||
| GLDevice, | ||||
| b, | ||||
| vertexBufferCount, | ||||
| (byte) (vertexBuffersUpdated ? 1 : 0), | ||||
| baseVertex | ||||
| ); | ||||
| } | ||||
| vertexBuffersUpdated = false; | ||||
| } | ||||
| private unsafe void PrepareUserVertexBuffer( | ||||
| IntPtr vertexData, | ||||
| int numVertices, | ||||
| int vertexOffset, | ||||
| VertexDeclaration vertexDeclaration | ||||
| ) { | ||||
| int len = numVertices * vertexDeclaration.VertexStride; | ||||
| int offset = vertexOffset * vertexDeclaration.VertexStride; | ||||
| vertexDeclaration.GraphicsDevice = this; | ||||
| if (len > userVertexBufferSize) | ||||
| { | ||||
| if (userVertexBuffer != IntPtr.Zero) | ||||
| { | ||||
| FNA3D.FNA3D_AddDisposeVertexBuffer( | ||||
| GLDevice, | ||||
| userVertexBuffer | ||||
| ); | ||||
| } | ||||
| userVertexBuffer = FNA3D.FNA3D_GenVertexBuffer( | ||||
| GLDevice, | ||||
| 1, | ||||
| BufferUsage.WriteOnly, | ||||
| len | ||||
| r0 | ); | |||
| r690 | userVertexBufferSize = len; | |||
| } | ||||
| FNA3D.FNA3D_SetVertexBufferData( | ||||
| GLDevice, | ||||
| userVertexBuffer, | ||||
| 0, | ||||
| vertexData + offset, | ||||
| len, | ||||
| 1, | ||||
| 1, | ||||
| SetDataOptions.Discard | ||||
| ); | ||||
| fixed (FNA3D.FNA3D_VertexBufferBinding* b = &nativeBufferBindings[0]) | ||||
| { | ||||
| b->vertexBuffer = userVertexBuffer; | ||||
| b->vertexDeclaration.vertexStride = vertexDeclaration.VertexStride; | ||||
| b->vertexDeclaration.elementCount = vertexDeclaration.elements.Length; | ||||
| b->vertexDeclaration.elements = vertexDeclaration.elementsPin; | ||||
| b->vertexOffset = 0; | ||||
| b->instanceFrequency = 0; | ||||
| FNA3D.FNA3D_ApplyVertexBufferBindings(GLDevice, b, 1, 1, 0); | ||||
| } | ||||
| vertexBuffersUpdated = true; | ||||
| } | ||||
| private void PrepareUserIndexBuffer( | ||||
| IntPtr indexData, | ||||
| int numIndices, | ||||
| int indexOffset, | ||||
| int indexElementSizeInBytes | ||||
| ) { | ||||
| int len = numIndices * indexElementSizeInBytes; | ||||
| if (len > userIndexBufferSize) | ||||
| { | ||||
| if (userIndexBuffer != IntPtr.Zero) | ||||
| { | ||||
| FNA3D.FNA3D_AddDisposeIndexBuffer( | ||||
| GLDevice, | ||||
| userIndexBuffer | ||||
| ); | ||||
| } | ||||
| userIndexBuffer = FNA3D.FNA3D_GenIndexBuffer( | ||||
| GLDevice, | ||||
| 1, | ||||
| BufferUsage.WriteOnly, | ||||
| len | ||||
| ); | ||||
| userIndexBufferSize = len; | ||||
| } | ||||
| FNA3D.FNA3D_SetIndexBufferData( | ||||
| GLDevice, | ||||
| userIndexBuffer, | ||||
| 0, | ||||
| indexData + (indexOffset * indexElementSizeInBytes), | ||||
| len, | ||||
| SetDataOptions.Discard | ||||
| ); | ||||
| } | ||||
| /* Needed by VideoPlayer */ | ||||
| internal static unsafe void PrepareRenderTargetBindings( | ||||
| FNA3D.FNA3D_RenderTargetBinding *b, | ||||
| RenderTargetBinding[] bindings | ||||
| ) { | ||||
| for (int i = 0; i < bindings.Length; i += 1, b += 1) | ||||
| { | ||||
| Texture texture = bindings[i].RenderTarget; | ||||
| IRenderTarget rt = texture as IRenderTarget; | ||||
| if (texture is RenderTargetCube) | ||||
| { | ||||
| b->type = 1; | ||||
| b->data1 = rt.Width; | ||||
| b->data2 = (int) bindings[i].CubeMapFace; | ||||
| } | ||||
| else | ||||
| { | ||||
| b->type = 0; | ||||
| b->data1 = rt.Width; | ||||
| b->data2 = rt.Height; | ||||
| } | ||||
| b->levelCount = rt.LevelCount; | ||||
| b->multiSampleCount = rt.MultiSampleCount; | ||||
| b->texture = texture.texture; | ||||
| b->colorBuffer = rt.ColorBuffer; | ||||
| r0 | } | |||
| } | ||||
| #endregion | ||||
| r690 | #region Private Static Methods | |||
| r0 | ||||
| r690 | private static int PrimitiveVerts( | |||
| PrimitiveType primitiveType, | ||||
| int primitiveCount | ||||
| ) { | ||||
| switch (primitiveType) | ||||
| { | ||||
| case PrimitiveType.TriangleList: | ||||
| return primitiveCount * 3; | ||||
| case PrimitiveType.TriangleStrip: | ||||
| return primitiveCount + 2; | ||||
| case PrimitiveType.LineList: | ||||
| return primitiveCount * 2; | ||||
| case PrimitiveType.LineStrip: | ||||
| return primitiveCount + 1; | ||||
| case PrimitiveType.PointListEXT: | ||||
| return primitiveCount; | ||||
| default: | ||||
| throw new InvalidOperationException( | ||||
| "Unrecognized primitive type!" | ||||
| ); | ||||
| } | ||||
| r0 | } | |||
| #endregion | ||||
| } | ||||
| } | ||||