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- Added resource manager

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- Shader building now inspects the spir-v for descriptor sets and writes the info to the output binary
This commit is contained in:
robert
2024-07-13 13:45:12 +02:00
parent cce6e00960
commit 92cf24fe9f
28 changed files with 420 additions and 978 deletions
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91
Nerfed.Runtime/Graphics/Resources/Shader.cs
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@ -1,91 +0,0 @@
using RefreshCS;
using System;
using System.IO;
using System.Runtime.InteropServices;
namespace Nerfed.Runtime.Graphics;
/// <summary>
/// Shaders are used to create graphics pipelines.
/// Graphics pipelines take a vertex shader and a fragment shader.
/// </summary>
public class Shader : RefreshResource
{
protected override Action<IntPtr, IntPtr> ReleaseFunction => Refresh.Refresh_ReleaseShader;
public uint SamplerCount { get; }
public uint StorageTextureCount { get; }
public uint StorageBufferCount { get; }
public uint UniformBufferCount { get; }
public unsafe Shader(
GraphicsDevice device,
string filePath,
string entryPointName,
in ShaderCreateInfo shaderCreateInfo
) : base(device)
{
using FileStream stream = new FileStream(filePath, FileMode.Open, FileAccess.Read);
Handle = CreateFromStream(
device,
stream,
entryPointName,
shaderCreateInfo
);
SamplerCount = shaderCreateInfo.SamplerCount;
StorageTextureCount = shaderCreateInfo.StorageTextureCount;
StorageBufferCount = shaderCreateInfo.StorageBufferCount;
UniformBufferCount = shaderCreateInfo.UniformBufferCount;
}
public unsafe Shader(
GraphicsDevice device,
Stream stream,
string entryPointName,
in ShaderCreateInfo shaderCreateInfo
) : base(device)
{
Handle = CreateFromStream(
device,
stream,
entryPointName,
shaderCreateInfo
);
SamplerCount = shaderCreateInfo.SamplerCount;
StorageTextureCount = shaderCreateInfo.StorageTextureCount;
StorageBufferCount = shaderCreateInfo.StorageBufferCount;
UniformBufferCount = shaderCreateInfo.UniformBufferCount;
}
private static unsafe IntPtr CreateFromStream(
GraphicsDevice device,
Stream stream,
string entryPointName,
in ShaderCreateInfo shaderCreateInfo
) {
void* bytecodeBuffer = NativeMemory.Alloc((nuint) stream.Length);
Span<byte> bytecodeSpan = new Span<byte>(bytecodeBuffer, (int) stream.Length);
stream.ReadExactly(bytecodeSpan);
Refresh.ShaderCreateInfo refreshShaderCreateInfo;
refreshShaderCreateInfo.CodeSize = (nuint) stream.Length;
refreshShaderCreateInfo.Code = (byte*) bytecodeBuffer;
refreshShaderCreateInfo.EntryPointName = entryPointName;
refreshShaderCreateInfo.Stage = (Refresh.ShaderStage) shaderCreateInfo.ShaderStage;
refreshShaderCreateInfo.Format = (Refresh.ShaderFormat) shaderCreateInfo.ShaderFormat;
refreshShaderCreateInfo.SamplerCount = shaderCreateInfo.SamplerCount;
refreshShaderCreateInfo.StorageTextureCount = shaderCreateInfo.StorageTextureCount;
refreshShaderCreateInfo.StorageBufferCount = shaderCreateInfo.StorageBufferCount;
refreshShaderCreateInfo.UniformBufferCount = shaderCreateInfo.UniformBufferCount;
IntPtr shaderModule = Refresh.Refresh_CreateShader(
device.Handle,
refreshShaderCreateInfo
);
NativeMemory.Free(bytecodeBuffer);
return shaderModule;
}
}