From 5524e501f37c9a82e8e838d073551d08f046fcc8 Mon Sep 17 00:00:00 2001
From: cosmonaut <evan@moonside.games>
Date: Wed, 27 Jan 2021 14:02:46 -0800
Subject: [PATCH] add explicit resource dependencies to graphics resource
 objects

---
 src/Graphics/Resources/ComputePipeline.cs  |  4 ++++
 src/Graphics/Resources/Framebuffer.cs      | 18 ++++++++++++++++++
 src/Graphics/Resources/GraphicsPipeline.cs |  8 ++++++++
 3 files changed, 30 insertions(+)

diff --git a/src/Graphics/Resources/ComputePipeline.cs b/src/Graphics/Resources/ComputePipeline.cs
index 75be750b..67ed7597 100644
--- a/src/Graphics/Resources/ComputePipeline.cs
+++ b/src/Graphics/Resources/ComputePipeline.cs
@@ -7,6 +7,8 @@ namespace MoonWorks.Graphics
     {
         protected override Action<IntPtr, IntPtr> QueueDestroyFunction => Refresh.Refresh_QueueDestroyComputePipeline;
 
+        public ShaderStageState ComputeShaderState { get; }
+
         public unsafe ComputePipeline(
             GraphicsDevice device,
             ShaderStageState computeShaderState,
@@ -34,6 +36,8 @@ namespace MoonWorks.Graphics
                 device.Handle,
                 computePipelineCreateInfo
             );
+
+            ComputeShaderState = computeShaderState;
         }
     }
 }
diff --git a/src/Graphics/Resources/Framebuffer.cs b/src/Graphics/Resources/Framebuffer.cs
index 3498080d..4be408b7 100644
--- a/src/Graphics/Resources/Framebuffer.cs
+++ b/src/Graphics/Resources/Framebuffer.cs
@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using RefreshCS;
 
 namespace MoonWorks.Graphics
@@ -7,6 +8,13 @@ namespace MoonWorks.Graphics
     {
         protected override Action<IntPtr, IntPtr> QueueDestroyFunction => Refresh.Refresh_QueueDestroyFramebuffer;
 
+        public RenderTarget DepthStencilTarget { get; }
+
+        private RenderTarget[] colorTargets { get; }
+        public IEnumerable<RenderTarget> ColorTargets => colorTargets;
+
+        public RenderPass RenderPass { get; }
+
         public unsafe Framebuffer(
             GraphicsDevice device,
             uint width,
@@ -46,6 +54,16 @@ namespace MoonWorks.Graphics
 
                 Handle = Refresh.Refresh_CreateFramebuffer(device.Handle, framebufferCreateInfo);
             }
+
+            DepthStencilTarget = depthStencilTarget;
+
+            this.colorTargets = new RenderTarget[colorTargets.Length];
+            for (var i = 0; i < colorTargets.Length; i++)
+            {
+                this.colorTargets[i] = colorTargets[i];
+            }
+
+            RenderPass = renderPass;
         }
     }
 }
diff --git a/src/Graphics/Resources/GraphicsPipeline.cs b/src/Graphics/Resources/GraphicsPipeline.cs
index 0f3d34a4..44d867fc 100644
--- a/src/Graphics/Resources/GraphicsPipeline.cs
+++ b/src/Graphics/Resources/GraphicsPipeline.cs
@@ -8,6 +8,10 @@ namespace MoonWorks.Graphics
     {
         protected override Action<IntPtr, IntPtr> QueueDestroyFunction => Refresh.Refresh_QueueDestroyGraphicsPipeline;
 
+        public ShaderStageState VertexShaderState { get; }
+        public ShaderStageState FragmentShaderState { get; }
+        public RenderPass RenderPass { get; }
+
         public unsafe GraphicsPipeline(
             GraphicsDevice device,
             ColorBlendState colorBlendState,
@@ -99,6 +103,10 @@ namespace MoonWorks.Graphics
             vertexBindingsHandle.Free();
             viewportHandle.Free();
             scissorHandle.Free();
+
+            VertexShaderState = vertexShaderState;
+            FragmentShaderState = fragmentShaderState;
+            RenderPass = renderPass;
         }
     }
 }