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This commit is contained in:
Youmu Liu
2026-01-13 18:25:25 +08:00
parent ad3b2212fa
commit f133cc9147
11 changed files with 103 additions and 147 deletions
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StgSharp.Common/Graphics/OpenGL/Buffer/VBO.cs
+31 -33
View File
@@ -1,4 +1,4 @@
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="VBO"
// Project: StgSharp
@@ -43,13 +43,18 @@ namespace StgSharp.Graphics.OpenGL
public sealed unsafe class VertexBuffer : GlBufferObjectBase
{
internal VertexBuffer(int n, glRender binding)
internal VertexBuffer(
int n,
glRender binding
)
: base(binding)
{
_bufferHandle = GL.GenBuffers(n);
}
public sealed override void Bind(int index)
public sealed override void Bind(
int index
)
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
}
@@ -63,28 +68,6 @@ namespace StgSharp.Graphics.OpenGL
GL.BindBuffer(BufferType.ArrayBuffer, GlHandle.Zero);
}
/// <summary>
/// Set _data to current vertex BufferHandle object
/// </summary>
/// <typeparam _label="TItem">
/// Type of bufferData
/// </typeparam>
/// <param _label="index">
/// Index to find certain VBO in this instance
/// </param>
/// <param _label="bufferData">
/// Data to write in
/// </param>
/// <param _label="usage">
/// How OpenGL use these _data, defined by <see cref="BufferUsage" />
/// </param>
public void WriteMatrixData<T>(int index, ref IMatrix<T> bufferData, BufferUsage usage)
where T: unmanaged, INumber<T>
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
GL.SetBufferData(BufferType.ArrayBuffer, bufferData.AsSpan(), usage);
}
/// <summary>
/// Set _data to current vertex BufferHandle object
/// </summary>
@@ -100,7 +83,11 @@ namespace StgSharp.Graphics.OpenGL
/// <param _label="usage">
/// How OpenGL use these _data, defined by <see cref="BufferUsage" />
/// </param>
public void WriteScalerData<T>(int index, T[] bufferArray, BufferUsage usage) where T: unmanaged, INumber<T>
public void WriteScalerData<T>(
int index,
T[] bufferArray,
BufferUsage usage
) where T : unmanaged, INumber<T>
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
GL.SetBufferData(BufferType.ArrayBuffer, bufferArray, usage);
@@ -121,8 +108,11 @@ namespace StgSharp.Graphics.OpenGL
/// <param _label="usage">
/// How OpenGL use these _data, defined by <see cref="BufferUsage" />
/// </param>
public void WriteScalerData<T>(int index, ReadOnlySpan<T> scalerSpan, BufferUsage usage)
where T: unmanaged,INumber<T>
public void WriteScalerData<T>(
int index,
ReadOnlySpan<T> scalerSpan,
BufferUsage usage
) where T : unmanaged,INumber<T>
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
GL.SetBufferData(BufferType.ArrayBuffer, scalerSpan, usage);
@@ -143,8 +133,11 @@ namespace StgSharp.Graphics.OpenGL
/// <param _label="usage">
/// How OpenGL use these data, defined by <see cref="BufferUsage" />
/// </param>
public void WriteVectorData<T>(int index, ReadOnlySpan<T> vectorSpan, BufferUsage usage)
where T: unmanaged, IUnmanagedVector<T>
public void WriteVectorData<T>(
int index,
ReadOnlySpan<T> vectorSpan,
BufferUsage usage
) where T : unmanaged, IUnmanagedVector<T>
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
GL.SetBufferVectorData(BufferType.ArrayBuffer, vectorSpan, usage);
@@ -165,14 +158,19 @@ namespace StgSharp.Graphics.OpenGL
/// <param _label="usage">
/// How OpenGL use these _data, defined by <see cref="BufferUsage" />
/// </param>
public void WriteVectorData<T>(int index, T[] vectorArray, BufferUsage usage)
where T: unmanaged, IUnmanagedVector<T>
public void WriteVectorData<T>(
int index,
T[] vectorArray,
BufferUsage usage
) where T : unmanaged, IUnmanagedVector<T>
{
GL.BindBuffer(BufferType.ArrayBuffer, _bufferHandle[index]);
GL.SetBufferVectorData(BufferType.ArrayBuffer, vectorArray, usage);
}
protected sealed override void Dispose(bool disposing)
protected sealed override void Dispose(
bool disposing
)
{
if (disposing) {
GL.DeleteBuffers(_bufferHandle);
StgSharp.Common/Mathematics/Graphic/Matrix44.cs
+6 -16
View File
@@ -36,8 +36,8 @@ using System.Runtime.InteropServices;
namespace StgSharp.Mathematics.Graphic
{
[StructLayout(LayoutKind.Explicit, Size = (2 * 16 * sizeof(float)) + sizeof(bool), Pack = 16)]
public unsafe struct Matrix44 : IEquatable<Matrix44>, IMatrix<float>, IEnumerable<Vec4>
[StructLayout(LayoutKind.Explicit, Size = (16 * sizeof(float)), Pack = 16)]
public unsafe struct Matrix44 : IEquatable<Matrix44>
{
[FieldOffset(0 * sizeof(float))] internal Column column;
@@ -223,8 +223,10 @@ namespace StgSharp.Mathematics.Graphic
Matrix44 right
)
{
Matrix44 transpose = left.Transpose;
return new Matrix44(Vector4.Dot(transpose.mat.colum0, right.mat.colum0), Vector4.Dot(transpose.mat.colum0, right.mat.colum1), Vector4.Dot(transpose.mat.colum0, right.mat.colum2), Vector4.Dot(transpose.mat.colum0, right.mat.colum3), Vector4.Dot(transpose.mat.colum1, right.mat.colum0), Vector4.Dot(transpose.mat.colum1, right.mat.colum1), Vector4.Dot(transpose.mat.colum1, right.mat.colum2), Vector4.Dot(transpose.mat.colum1, right.mat.colum3), Vector4.Dot(transpose.mat.colum2, right.mat.colum0), Vector4.Dot(transpose.mat.colum2, right.mat.colum1), Vector4.Dot(transpose.mat.colum2, right.mat.colum2), Vector4.Dot(transpose.mat.colum2, right.mat.colum3), Vector4.Dot(transpose.mat.colum3, right.mat.colum0), Vector4.Dot(transpose.mat.colum3, right.mat.colum1), Vector4.Dot(transpose.mat.colum3, right.mat.colum2), Vector4.Dot(transpose.mat.colum3, right.mat.colum3));
Matrix44 ret = new();
int f32 = (int)MatrixElementType.F32;
NativeIntrinsic.Context.mat[f32].kernel_fma(&left, &right, &ret);
return ret;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
@@ -247,18 +249,6 @@ namespace StgSharp.Mathematics.Graphic
return left.Equals(right);
}
IEnumerator IEnumerable.GetEnumerator()
{
throw new NotImplementedException();
}
IEnumerator<Vec4> IEnumerable<Vec4>.GetEnumerator()
{
for (int i = 0; i < 4; i++) {
yield return column[i];
}
}
[InlineArray(4)]
internal struct Column
{
StgSharp.Common/Mathematics/Linear/IMatrix.cs → StgSharp.Common/Mathematics/Linear/ElementType.cs
+9 -9
View File
@@ -1,6 +1,6 @@
//-----------------------------------------------------------------------
//-----------------------------------------------------------------------
// -----------------------------------------------------------------------
// file="IMatrix"
// file="ElementType"
// Project: StgSharp
// AuthorGroup: Nitload
// Copyright (c) Nitload. All rights reserved.
@@ -25,21 +25,21 @@
//
// -----------------------------------------------------------------------
// -----------------------------------------------------------------------
using StgSharp.Graphics;
using System;
using System.Collections.Generic;
using System.Numerics;
using System.Runtime.CompilerServices;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace StgSharp.Mathematics.Numeric
{
public interface IMatrix<TElement> where TElement: unmanaged, INumber<TElement>
public enum MatrixElementType : int
{
ReadOnlySpan<TElement> AsSpan();
F32 = 0,
F64 = 1,
I32 = 2,
I64 = 3,
}
}