daily update on 20240610 by nitload youmu

源代码/StgSharp/Graphics/PlainGeometryMesh.cs

@@ -10,12 +10,12 @@ namespace StgSharp.Graphics
 {
     public class PlainGeometryMesh
     {
-        private IGeometry _shape;
+        private PlainGeometry _shape;
         private Image _texture;
-        private vec2d[] textureCoord;
+        private vec4d[] textureCoord;
 
         public PlainGeometryMesh(
-            IGeometry shape, Image texture, IEnumerable<vec2d> texCoord
+            PlainGeometry shape, Image texture, vec4d[] texCoord
             )
         {
             if (shape==null)
@@ -28,31 +28,30 @@ namespace StgSharp.Graphics
             }
 
             _shape = shape;
-            textureCoord = new vec2d[shape.VertexCount];
             _texture = texture;
-            if (texCoord is not vec2d[] source)
-            {
-                source = texCoord.ToArray();
-            }
-            if (textureCoord.Length > source.Length)
+            if (shape.VertexCount > texCoord.Length)
             {
                 throw new ArgumentException(paramName: nameof(texCoord), message: "Amount of texture coordination is too less");
             }
-            Array.Copy(sourceArray: source, textureCoord, textureCoord.Length);
+            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 Texture 
+        public Image TextureImage 
         {
             get => _texture;
             internal set => _texture = value;
         }
         
-        public vec2d[] TextureCoord => textureCoord;
+        public vec4d[] TextureCoord => textureCoord;
     }
 }