c-o

2024-06-10 15:12:08 +08:00
parent f6963b8e00
commit be6c2e6b92
305 changed files with 28336 additions and 5938 deletions
@@ -0,0 +1,57 @@
+using StgSharp.Geometries;
+using StgSharp.Math;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace StgSharp.Graphics
+{
+    public class PlainGeometryMesh
+    {
+        private PlainGeometry _shape;
+        private Image _texture;
+        private vec4d[] textureCoord;
+
+        public PlainGeometryMesh(
+            PlainGeometry shape, Image texture, vec4d[] texCoord
+            )
+        {
+            if (shape==null)
+            {
+                throw new ArgumentNullException(nameof(shape));
+            }
+            if (texCoord == null)
+            {
+                throw new ArgumentNullException(nameof(texCoord));
+            }
+
+            _shape = shape;
+            _texture = texture;
+            if (shape.VertexCount > texCoord.Length)
+            {
+                throw new ArgumentException(paramName: nameof(texCoord), message: "Amount of texture coordination is too less");
+            }
+            textureCoord = texCoord;
+            return;
+        }
+
+        public PlainGeometryMesh Resize(PlainGeometry newShape)
+        {
+            return new PlainGeometryMesh(newShape, _texture, textureCoord);
+        }
+
+        public ReadOnlySpan<int> MeshIndices => _shape.VertexIndices;
+
+        public vec4d[] VertexArray => _shape.VertexStream;
+
+        public Image TextureImage 
+        {
+            get => _texture;
+            internal set => _texture = value;
+        }
+        
+        public vec4d[] TextureCoord => textureCoord;
+    }
+}