Generate constant buffer layout type for marshalling

samples/ComputeSharp.SwapChain.Shaders.D2D1.Shared/TriangleGridContouring.cs

@@ -32,12 +32,6 @@ private static float2x2 Rotate2x2(in float a)
         return new(c, -s, s, c);
     }
 
-    // IQ's float2 to float hash.
-    private static float Hash21(float2 p)
-    {
-        return Hlsl.Frac(Hlsl.Sin(Hlsl.Dot(p, new float2(27.619f, 57.583f))) * 43758.5453f);
-    }
-
     // float2 to float2 hash.
     private float2 Hash22(float2 p)
     {

samples/ComputeSharp.SwapChain.Shaders.Shared/TriangleGridContouring.cs

@@ -25,12 +25,6 @@ private static float2x2 Rotate2x2(in float a)
         return new(c, -s, s, c);
     }
 
-    // IQ's float2 to float hash.
-    private static float Hash21(float2 p)
-    {
-        return Hlsl.Frac(Hlsl.Sin(Hlsl.Dot(p, new float2(27.619f, 57.583f))) * 43758.5453f);
-    }
-
     // float2 to float2 hash.
     private float2 Hash22(float2 p)
     {

src/ComputeSharp.Core/Primitives/Bool/BoolMxN.g.cs

@@ -36,10 +36,10 @@ public Bool1x1(bool m11)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref bool this[int row] => ref *(bool*)UndefinedData;
+    public ref bool this[int row] => ref Unsafe.As<int, bool>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(bool) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool1x1"/> instance.
@@ -184,10 +184,10 @@ public Bool1x2(bool m11, bool m12)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool2 this[int row] => ref *(Bool2*)UndefinedData;
+    public ref Bool2 this[int row] => ref Unsafe.As<int, Bool2>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool2) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool1x2"/> instance.
@@ -350,10 +350,10 @@ public Bool1x3(bool m11, bool m12, bool m13)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool3 this[int row] => ref *(Bool3*)UndefinedData;
+    public ref Bool3 this[int row] => ref Unsafe.As<int, Bool3>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool3) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool1x3"/> instance.
@@ -528,10 +528,10 @@ public Bool1x4(bool m11, bool m12, bool m13, bool m14)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool4 this[int row] => ref *(Bool4*)UndefinedData;
+    public ref Bool4 this[int row] => ref Unsafe.As<int, Bool4>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool4) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool1x4"/> instance.
@@ -703,10 +703,10 @@ public Bool2x1(bool m11, bool m21)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref bool this[int row] => ref *(bool*)UndefinedData;
+    public ref bool this[int row] => ref Unsafe.As<int, bool>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(bool) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool2x1"/> instance.
@@ -887,10 +887,10 @@ public Bool2x2(Bool2 row1, Bool2 row2)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool2 this[int row] => ref *(Bool2*)UndefinedData;
+    public ref Bool2 this[int row] => ref Unsafe.As<int, Bool2>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool2) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool2x2"/> instance.
@@ -1091,10 +1091,10 @@ public Bool2x3(Bool3 row1, Bool3 row2)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool3 this[int row] => ref *(Bool3*)UndefinedData;
+    public ref Bool3 this[int row] => ref Unsafe.As<int, Bool3>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool3) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool2x3"/> instance.
@@ -1321,10 +1321,10 @@ public Bool2x4(Bool4 row1, Bool4 row2)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool4 this[int row] => ref *(Bool4*)UndefinedData;
+    public ref Bool4 this[int row] => ref Unsafe.As<int, Bool4>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool4) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool2x4"/> instance.
@@ -1523,10 +1523,10 @@ public Bool3x1(bool m11, bool m21, bool m31)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref bool this[int row] => ref *(bool*)UndefinedData;
+    public ref bool this[int row] => ref Unsafe.As<int, bool>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(bool) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool3x1"/> instance.
@@ -1727,10 +1727,10 @@ public Bool3x2(Bool2 row1, Bool2 row2, Bool2 row3)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool2 this[int row] => ref *(Bool2*)UndefinedData;
+    public ref Bool2 this[int row] => ref Unsafe.As<int, Bool2>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool2) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool3x2"/> instance.
@@ -1964,10 +1964,10 @@ public Bool3x3(Bool3 row1, Bool3 row2, Bool3 row3)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool3 this[int row] => ref *(Bool3*)UndefinedData;
+    public ref Bool3 this[int row] => ref Unsafe.As<int, Bool3>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool3) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool3x3"/> instance.
@@ -2240,10 +2240,10 @@ public Bool3x4(Bool4 row1, Bool4 row2, Bool4 row3)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool4 this[int row] => ref *(Bool4*)UndefinedData;
+    public ref Bool4 this[int row] => ref Unsafe.As<int, Bool4>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool4) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool3x4"/> instance.
@@ -2475,10 +2475,10 @@ public Bool4x1(bool m11, bool m21, bool m31, bool m41)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref bool this[int row] => ref *(bool*)UndefinedData;
+    public ref bool this[int row] => ref Unsafe.As<int, bool>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(bool) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool4x1"/> instance.
@@ -2699,10 +2699,10 @@ public Bool4x2(Bool2 row1, Bool2 row2, Bool2 row3, Bool2 row4)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool2 this[int row] => ref *(Bool2*)UndefinedData;
+    public ref Bool2 this[int row] => ref Unsafe.As<int, Bool2>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool2) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool4x2"/> instance.
@@ -2969,10 +2969,10 @@ public Bool4x3(Bool3 row1, Bool3 row2, Bool3 row3, Bool3 row4)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool3 this[int row] => ref *(Bool3*)UndefinedData;
+    public ref Bool3 this[int row] => ref Unsafe.As<int, Bool3>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool3) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool4x3"/> instance.
@@ -3291,10 +3291,10 @@ public Bool4x4(Bool4 row1, Bool4 row2, Bool4 row3, Bool4 row4)
     /// <param name="row">The row to access.</param>
     /// <remarks>
     /// <para>Unlike with vector types, these properties cannot validate in advance which combinations are writeable, so callers should ensure proper use.</para>
-    /// <para>This method is an intrinsic and can only be used within a shader on the GPU. Using it on the CPU is undefined behavior.</para>
+    /// <para>Invoking this method with an invalid row argument results in undefined behavior.</para>
     /// </remarks>
     [UnscopedRef]
-    public ref Bool4 this[int row] => ref *(Bool4*)UndefinedData;
+    public ref Bool4 this[int row] => ref Unsafe.As<int, Bool4>(ref Unsafe.AddByteOffset(ref this.m11, (nint)(uint)(sizeof(Bool4) * row)));
 
     /// <summary>
     /// Gets a swizzled reference to a specific sequence of items in the current <see cref="Bool4x4"/> instance.

src/ComputeSharp.Core/Primitives/Bool/BoolMxN.tt

@@ -1,4 +1,4 @@
-<#@include file="..\MatrixType.ttinclude" #>
+<#@include file="..\MatrixType.ttinclude" #>
 <#
 GenerateAllMatrixProperties("Bool", sizeof(int));
 #>