change sizeof calls to Marshal.SizeOf in interop situations

src/Audio/AudioDevice.cs

@@ -118,13 +118,13 @@ namespace MoonWorks.Audio
 
 			IntPtr chainPtr;
 			chainPtr = Marshal.AllocHGlobal(
-				sizeof(FAudio.FAudioEffectChain)
+				Marshal.SizeOf<FAudio.FAudioEffectChain>()
 			);
 
 			FAudio.FAudioEffectChain* reverbChain = (FAudio.FAudioEffectChain*) chainPtr;
 			reverbChain->EffectCount = 1;
 			reverbChain->pEffectDescriptors = Marshal.AllocHGlobal(
-				sizeof(FAudio.FAudioEffectDescriptor)
+				Marshal.SizeOf<FAudio.FAudioEffectDescriptor>()
 			);
 
 			FAudio.FAudioEffectDescriptor* reverbDescriptor =
@@ -157,7 +157,7 @@ namespace MoonWorks.Audio
 			// Defaults based on FAUDIOFX_I3DL2_PRESET_GENERIC
 
 			IntPtr reverbParamsPtr = Marshal.AllocHGlobal(
-				sizeof(FAudio.FAudioFXReverbParameters)
+				Marshal.SizeOf<FAudio.FAudioFXReverbParameters>()
 			);
 
 			FAudio.FAudioFXReverbParameters* reverbParams = (FAudio.FAudioFXReverbParameters*) reverbParamsPtr;
@@ -187,7 +187,7 @@ namespace MoonWorks.Audio
 				ReverbVoice,
 				0,
 				reverbParamsPtr,
-				(uint) sizeof(FAudio.FAudioFXReverbParameters),
+				(uint) Marshal.SizeOf<FAudio.FAudioFXReverbParameters>(),
 				0
 			);
 			Marshal.FreeHGlobal(reverbParamsPtr);
@@ -198,7 +198,7 @@ namespace MoonWorks.Audio
 			{
 				SendCount = 2,
 				pSends = Marshal.AllocHGlobal(
-					2 * sizeof(FAudio.FAudioSendDescriptor)
+					2 * Marshal.SizeOf<FAudio.FAudioSendDescriptor>()
 				)
 			};
 			FAudio.FAudioSendDescriptor* sendDesc = (FAudio.FAudioSendDescriptor*) ReverbSends.pSends;

src/Graphics/CommandBuffer.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.InteropServices;
 using RefreshCS;
 
 namespace MoonWorks.Graphics
@@ -846,6 +847,10 @@ namespace MoonWorks.Graphics
 			in BufferBinding bufferBinding,
 			uint firstBinding = 0
 		) {
+#if DEBUG
+			AssertGraphicsPipelineBound();
+#endif
+
 			var bufferPtrs = stackalloc IntPtr[1];
 			var offsets = stackalloc ulong[1];
 
@@ -873,6 +878,10 @@ namespace MoonWorks.Graphics
 			in BufferBinding bufferBindingTwo,
 			uint firstBinding = 0
 		) {
+#if DEBUG
+			AssertGraphicsPipelineBound();
+#endif
+
 			var bufferPtrs = stackalloc IntPtr[2];
 			var offsets = stackalloc ulong[2];
 
@@ -905,6 +914,10 @@ namespace MoonWorks.Graphics
 			in BufferBinding bufferBindingThree,
 			uint firstBinding = 0
 		) {
+#if DEBUG
+			AssertGraphicsPipelineBound();
+#endif
+
 			var bufferPtrs = stackalloc IntPtr[3];
 			var offsets = stackalloc ulong[3];
 
@@ -941,6 +954,10 @@ namespace MoonWorks.Graphics
 			in BufferBinding bufferBindingFour,
 			uint firstBinding = 0
 		) {
+#if DEBUG
+			AssertGraphicsPipelineBound();
+#endif
+
 			var bufferPtrs = stackalloc IntPtr[4];
 			var offsets = stackalloc ulong[4];
 
@@ -973,6 +990,10 @@ namespace MoonWorks.Graphics
 			in Span<BufferBinding> bufferBindings,
 			uint firstBinding = 0
 		) {
+#if DEBUG
+			AssertGraphicsPipelineBound();
+#endif
+
 			var bufferPtrs = stackalloc IntPtr[bufferBindings.Length];
 			var offsets = stackalloc ulong[bufferBindings.Length];
 
@@ -1406,7 +1427,7 @@ namespace MoonWorks.Graphics
 					Device.Handle,
 					Handle,
 					(IntPtr) uniformsPtr,
-					(uint) sizeof(T)
+					(uint) Marshal.SizeOf<T>()
 				);
 			}
 		}
@@ -1433,7 +1454,7 @@ namespace MoonWorks.Graphics
 					Device.Handle,
 					Handle,
 					(IntPtr) uniformsPtr,
-					(uint) sizeof(T)
+					(uint) Marshal.SizeOf<T>()
 				);
 			}
 		}
@@ -1461,7 +1482,7 @@ namespace MoonWorks.Graphics
 					Device.Handle,
 					Handle,
 					(IntPtr) uniformsPtr,
-					(uint) sizeof(T)
+					(uint) Marshal.SizeOf<T>()
 				);
 			}
 		}
@@ -1622,6 +1643,13 @@ namespace MoonWorks.Graphics
 		public Texture AcquireSwapchainTexture(
 			Window window
 		) {
+#if DEBUG
+			if (!window.Claimed)
+			{
+				throw new System.InvalidOperationException("Cannot acquire swapchain texture, window has not been claimed!");
+			}
+#endif
+
 			var texturePtr = Refresh.Refresh_AcquireSwapchainTexture(
 				Device.Handle,
 				Handle,
@@ -1720,7 +1748,7 @@ namespace MoonWorks.Graphics
 			AssertRenderPassInactive("Cannot copy during render pass!");
 #endif
 
-			var elementSize = sizeof(T);
+			var elementSize = Marshal.SizeOf<T>();
 
 			fixed (T* ptr = &data[startElement])
 			{
@@ -1749,9 +1777,9 @@ namespace MoonWorks.Graphics
 				Device.Handle,
 				Handle,
 				buffer.Handle,
-				(uint) sizeof(T) * bufferOffsetInElements,
+				(uint) Marshal.SizeOf<T>() * bufferOffsetInElements,
 				dataPtr,
-				(uint) sizeof(T) * numElements
+				(uint) Marshal.SizeOf<T>() * numElements
 			);
 		}
 

src/Graphics/Font/Packer.cs

@@ -28,8 +28,8 @@ namespace MoonWorks.Graphics.Font
 		{
 			fixed (FontRange *pFontRanges = &fontRanges[0])
 			{
-				var nativeSize = fontRanges.Length * sizeof(Wellspring.FontRange);
+				var nativeSize = fontRanges.Length * Marshal.SizeOf<Wellspring.FontRange>();
-				void* fontRangeMemory = NativeMemory.Alloc((nuint) fontRanges.Length, (nuint) sizeof(Wellspring.FontRange));
+				void* fontRangeMemory = NativeMemory.Alloc((nuint) fontRanges.Length, (nuint) Marshal.SizeOf<Wellspring.FontRange>());
 				System.Buffer.MemoryCopy(pFontRanges, fontRangeMemory, nativeSize, nativeSize);
 
 				var result = Wellspring.Wellspring_PackFontRanges(Handle, (IntPtr) fontRangeMemory, (uint) fontRanges.Length);

src/Graphics/RefreshStructs.cs

@@ -134,7 +134,7 @@ namespace MoonWorks.Graphics
 			{
 				Binding = 0,
 				InputRate = VertexInputRate.Vertex,
-				Stride = (uint) sizeof(T)
+				Stride = (uint) Marshal.SizeOf<T>()
 			};
 		}
 	}

src/Graphics/Resources/Buffer.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Runtime.InteropServices;
 using RefreshCS;
 
 namespace MoonWorks.Graphics
@@ -32,7 +33,7 @@ namespace MoonWorks.Graphics
 			return new Buffer(
 				device,
 				usageFlags,
-				(uint) sizeof(T) * elementCount
+				(uint) Marshal.SizeOf<T>() * elementCount
 			);
 		}
 

src/Graphics/State/ComputeShaderInfo.cs

@@ -24,7 +24,7 @@ namespace MoonWorks.Graphics
 			{
 				ShaderModule = shaderModule,
 				EntryPointName = entryPointName,
-				UniformBufferSize = (uint) sizeof(T),
+				UniformBufferSize = (uint) Marshal.SizeOf<T>(),
 				BufferBindingCount = bufferBindingCount,
 				ImageBindingCount = imageBindingCount
 			};

src/Graphics/State/GraphicsShaderInfo.cs

@@ -22,7 +22,7 @@ namespace MoonWorks.Graphics
 			{
 				ShaderModule = shaderModule,
 				EntryPointName = entryPointName,
-				UniformBufferSize = (uint) sizeof(T),
+				UniformBufferSize = (uint) Marshal.SizeOf<T>(),
 				SamplerBindingCount = samplerBindingCount
 			};
 		}