daily update on 20240202 by nitload youmu, keep on writing xpree[D[D[D[D[De[C[C[Css compiler

2025-02-02 23:59:05 +08:00
parent e687473132
commit 4ee675669f
483 changed files with 86314 additions and 2712 deletions
@@ -0,0 +1,170 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="VBO.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. All rights reserved.
+//     
+//     Permission is hereby granted, free of charge, to any person 
+//     obtaining a copy of this software and associated documentation 
+//     files (the “Software”), to deal in the Software without restriction, 
+//     including without limitation the rights to use, copy, modify, merge,
+//     publish, distribute, sublicense, and/or sell copies of the Software, 
+//     and to permit persons to whom the Software is furnished to do so, 
+//     subject to the following conditions:
+//     
+//     The above copyright notice and 
+//     this permission notice shall be included in all copies 
+//     or substantial portions of the Software.
+//     
+//     THE SOFTWARE IS PROVIDED “AS IS”, 
+//     WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+//     INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+//     DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+//     ARISING FROM, OUT OF OR IN CONNECTION WITH 
+//     THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+using StgSharp.Math;
+
+using System;
+using System.Collections.Generic;
+using System.Net.Security;
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace StgSharp.Graphics.OpenGL
+{
+    public sealed unsafe class VertexBuffer : GlBufferObjectBase
+    {
+
+        internal VertexBuffer( int n, glRender binding )
+            : base( binding )
+        {
+            _bufferHandle = GL.GenBuffers( n );
+        }
+
+        public override sealed void Bind( int index )
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+        }
+
+        /// <summary>
+        ///
+        /// </summary>
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public void Unbind()
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, GlHandle.Zero );
+        }
+
+        /// <summary>
+        /// Set _data to current vertex buffer object
+        /// </summary>
+        /// <typeparam _name="T"> Type of bufferData </typeparam>
+        /// <param _name="index"> Index to find certain VBO in this instance </param>
+        /// <param _name="bufferData"> Data to write in </param>
+        /// <param _name="usage"> How OpenGL use these _data, defined by <see cref="BufferUsage" /></param>
+        public void WriteMatrixData<T>(
+            int index,
+            T bufferData,
+            BufferUsage usage )
+            where T: struct, IMat
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+            GL.SetBufferData( BufferType.ArrayBuffer, bufferData, usage );
+        }
+
+        /// <summary>
+        /// Set _data to current vertex buffer object
+        /// </summary>
+        /// <typeparam _name="T"> Type of bufferData </typeparam>
+        /// <param _name="index"> Index to find certain VBO in this instance </param>
+        /// <param _name="bufferArray"> Data to write in </param>
+        /// <param _name="usage"> How OpenGL use these _data, defined by <see cref="BufferUsage" /></param>
+        public void WriteScalerData<T>(
+            int index,
+            T[] bufferArray,
+            BufferUsage usage )
+            where T: struct,
+#if NET8_0_OR_GREATER
+            INumber
+#else
+            IConvertible
+        #endif
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+            GL.SetBufferData( BufferType.ArrayBuffer, bufferArray, usage );
+        }
+
+        /// <summary>
+        /// Set _data to current vertex buffer object
+        /// </summary>
+        /// <typeparam _name="T"> Type of bufferData </typeparam>
+        /// <param _name="index"> Index to find certain VBO in this instance </param>
+        /// <param _name="scalerSpan"> A <see cref="Span{T}" /> of _data to write in </param>
+        /// <param _name="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: struct,
+#if NET8_0_OR_GREATER
+            INumber
+#else
+            IConvertible
+        #endif
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+            GL.SetBufferData( BufferType.ArrayBuffer, scalerSpan, usage );
+        }
+
+        /// <summary>
+        /// Set _data to current vertex buffer object
+        /// </summary>
+        /// <typeparam _name="T"> Type of bufferData </typeparam>
+        /// <param _name="index"> Index to find certain VBO in this instance </param>
+        /// <param _name="vectorSpan"> A <see cref="Span{T}" /> of _data to write in </param>
+        /// <param _name="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: struct, IVector
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+            GL.SetBufferVectorData( BufferType.ArrayBuffer, vectorSpan, usage );
+        }
+
+        /// <summary>
+        /// Set _data to current vertex buffer object
+        /// </summary>
+        /// <typeparam _name="T"> Type of bufferData </typeparam>
+        /// <param _name="index"> Index to find certain VBO in this instance </param>
+        /// <param _name="vectorArray"> A array of _data to write in </param>
+        /// <param _name="usage"> How OpenGL use these _data, defined by <see cref="BufferUsage" /></param>
+        public void WriteVectorData<T>(
+            int index,
+            T[] vectorArray,
+            BufferUsage usage )
+            where T: struct, IVector
+        {
+            GL.BindBuffer( BufferType.ArrayBuffer, _bufferHandle[ index ] );
+            GL.SetBufferVectorData( BufferType.ArrayBuffer, vectorArray,
+                                    usage );
+        }
+
+        protected override sealed void Dispose( bool disposing )
+        {
+            if( disposing ) {
+                GL.DeleteBuffers( _bufferHandle );
+            }
+        }
+
+    }
+}