Daily update 2 on 20240228 by nitload youmu

2025-03-01 04:58:46 +08:00
parent 90d5f76511
commit f22862dfc4
983 changed files with 180004 additions and 0 deletions
@@ -0,0 +1,103 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="PlainGeometryMesh.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.Geometries;
+using StgSharp.Math;
+
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace StgSharp.Graphics
+{
+    public class PlainGeometryMesh
+    {
+
+        private PlainGeometry _shape;
+        private TextureProvider _texture;
+
+        public PlainGeometryMesh(
+            [NotNull] PlainGeometry shape,
+            [NotNull] TextureProvider texture )
+        {
+            if( shape.VertexCount > texture.TextureCoordinate.Length ) {
+                throw new ArgumentException(
+                    paramName: nameof( texture ),
+                    message: "Amount of texture coordination is too less" );
+            }
+            _texture = texture;
+            _shape = shape;
+        }
+
+        //private Image _texture;
+
+        public PlainGeometryMesh(
+            PlainGeometry shape,
+            Image texture,
+            Vec2[] texCoord )
+        {
+            if( shape == null ) {
+                throw new ArgumentNullException( nameof( shape ) );
+            }
+            if( texCoord == null ) {
+                throw new ArgumentNullException( nameof( texCoord ) );
+            }
+
+            if( shape.VertexCount > texCoord.Length ) {
+                throw new ArgumentException(
+                    paramName: nameof( texCoord ),
+                    message: "Amount of texture coordination is too less" );
+            }
+            _texture = new TextureProvider( texture, texCoord );
+        }
+
+        public Vec4[] VertexArray => _shape.VertexStream;
+
+        public Image TextureImage
+        {
+            get => _texture.ProvideImage();
+            internal set => _texture.ReadImage( value );
+        }
+
+        public ReadOnlySpan<int> MeshIndices => _shape.VertexIndices;
+
+        public ReadOnlySpan<Vec4> TextureCoord => MemoryMarshal.Cast<Vec2, Vec4>(
+            _texture.TextureCoordinate );
+
+        public PlainGeometryMesh Resize( PlainGeometry newShape )
+        {
+            return new PlainGeometryMesh( newShape, _texture );
+        }
+
+    }
+}