Initial work

Ryujinx.Graphics.Gpu/GpuContext.cs

@@ -0,0 +1,100 @@
+using Ryujinx.Graphics.GAL;
+using Ryujinx.Graphics.GAL.Texture;
+using Ryujinx.Graphics.Gpu.Engine;
+using Ryujinx.Graphics.Gpu.Image;
+using Ryujinx.Graphics.Gpu.Memory;
+using Ryujinx.Graphics.Gpu.State;
+using System;
+
+namespace Ryujinx.Graphics.Gpu
+{
+    public class GpuContext
+    {
+        public IRenderer Renderer { get; }
+
+        internal GpuState State { get; }
+
+        internal IPhysicalMemory PhysicalMemory { get; private set; }
+
+        public MemoryManager MemoryManager { get; }
+
+        internal MemoryAccessor MemoryAccessor { get; }
+
+        internal Methods Methods { get; }
+
+        internal NvGpuFifo Fifo { get; }
+
+        public DmaPusher DmaPusher { get; }
+
+        internal int SequenceNumber { get; private set; }
+
+        private Lazy<Capabilities> _caps;
+
+        internal Capabilities Capabilities => _caps.Value;
+
+        public GpuContext(IRenderer renderer)
+        {
+            Renderer = renderer;
+
+            State = new GpuState();
+
+            MemoryManager = new MemoryManager();
+
+            MemoryAccessor = new MemoryAccessor(this);
+
+            Methods = new Methods(this);
+
+            Fifo = new NvGpuFifo(this);
+
+            DmaPusher = new DmaPusher(this);
+
+            _caps = new Lazy<Capabilities>(GetCapabilities);
+        }
+
+        internal void AdvanceSequence()
+        {
+            SequenceNumber++;
+        }
+
+        public ITexture GetTexture(
+            ulong  address,
+            int    width,
+            int    height,
+            int    stride,
+            bool   isLinear,
+            int    gobBlocksInY,
+            Format format,
+            int    bytesPerPixel)
+        {
+            FormatInfo formatInfo = new FormatInfo(format, 1, 1, bytesPerPixel);
+
+            TextureInfo info = new TextureInfo(
+                address,
+                width,
+                height,
+                1,
+                1,
+                1,
+                1,
+                stride,
+                isLinear,
+                gobBlocksInY,
+                1,
+                1,
+                Target.Texture2D,
+                formatInfo);
+
+            return Methods.GetTexture(address)?.HostTexture;
+        }
+
+        private Capabilities GetCapabilities()
+        {
+            return Renderer.GetCapabilities();
+        }
+
+        public void SetVmm(IPhysicalMemory mm)
+        {
+            PhysicalMemory = mm;
+        }
+    }
+}