Massive folder rename, follow Apis convention, separate Imaging (WIC)

src/Vortice.Win32.Graphics.Direct3D11/Apis.cs

@@ -0,0 +1,75 @@
+// Copyright © Amer Koleci and Contributors.
+// Licensed under the MIT License (MIT). See LICENSE in the repository root for more information.
+
+using Win32.Graphics.Direct3D;
+using Win32.Graphics.Dxgi;
+
+namespace Win32.Graphics.Direct3D11;
+
+public static unsafe partial class Apis
+{
+    public static uint D3D11CalcSubresource(uint MipSlice, uint ArraySlice, uint MipLevels)
+    {
+        return MipSlice + ArraySlice * MipLevels;
+    }
+
+    /// <summary>
+    /// Calculates the resulting size at a single level for an original size.
+    /// </summary>
+    /// <param name="mipLevel">The mip level to get the size.</param>
+    /// <param name="baseSize">Size of the base.</param>
+    /// <returns>
+    /// Size of the mipLevel
+    /// </returns>
+    public static uint D3D11CalculateMipSize(uint mipLevel, uint baseSize)
+    {
+        baseSize = baseSize >> (int)mipLevel;
+        return baseSize > 0 ? baseSize : 1;
+    }
+
+    public static HResult D3D11CreateDevice(
+        IDXGIAdapter* adapter,
+        DriverType driverType,
+        CreateDeviceFlags flags,
+        ID3D11Device** ppDevice,
+        FeatureLevel* pFeatureLevel,
+        ID3D11DeviceContext** ppImmediateContext)
+    {
+        return D3D11CreateDevice(
+            adapter,
+            driverType,
+            IntPtr.Zero,
+            flags,
+            null,
+            0u,
+            D3D11_SDK_VERSION,
+            ppDevice,
+            pFeatureLevel,
+            ppImmediateContext);
+    }
+
+    public static HResult D3D11CreateDevice(
+        IDXGIAdapter* pAdapter,
+        DriverType driverType,
+        CreateDeviceFlags flags,
+        ReadOnlySpan<FeatureLevel> featureLevels,
+        ID3D11Device** ppDevice,
+        FeatureLevel* pFeatureLevel,
+        ID3D11DeviceContext** ppImmediateContext)
+    {
+        fixed (FeatureLevel* pfeatureLevels = featureLevels)
+        {
+            return D3D11CreateDevice(
+                pAdapter,
+                driverType,
+                IntPtr.Zero,
+                flags,
+                pfeatureLevels,
+                (uint)featureLevels.Length,
+                D3D11_SDK_VERSION,
+                ppDevice,
+                pFeatureLevel,
+                ppImmediateContext);
+        }
+    }
+}