daily update on 20240513 by nitload youmu, instancing render added

2024-05-13 03:39:54 +08:00
parent 56459deec5
commit a3506c96a3
78 changed files with 2562 additions and 1098 deletions
@@ -10,39 +10,52 @@ namespace StgSharp.Geometries
 {
    public abstract class ICoord
    {
-        protected Matrix44 coordMat;
-        protected List<vec4d> pointBuffer;
+        private Matrix44 coordMat;
+        private Matrix44 origin;

        public ICoord()
        {
-            pointBuffer = new List<vec4d>();
        }

-        public abstract Matrix44 GlobalCoordTransformation
+        //A matrix can convert vertex to global coord.
+        public Matrix44 GlobalCoordTransformation
        {
-            get;
+            get 
+            {
+                return coordMat * origin;
+            }
        }

-        public abstract vec3d Origin
+        public vec3d Origin
        {
-            get;
+            get => origin.colum3.XYZ;
+            internal set => origin.colum3.XYZ = value;
        }

-        public abstract vec3d X_axis
+        public vec3d X_axis
        {
-            get;
+            get => coordMat.colum0.XYZ;
+            internal set => coordMat.colum0.XYZ = value;
        }

-        public abstract vec3d Y_axis
+        public vec3d Y_axis
        {
-            get;
+            get => coordMat.colum1.XYZ;
+            internal set => coordMat.colum1.XYZ = value;
        }

-        public abstract vec3d Z_axis
+        public vec3d Z_axis
        {
-            get;
+            get => coordMat.colum2.XYZ;
+            set => coordMat.colum2.XYZ = value;
        }

+        protected ref Matrix44 CoordMat 
+        {
+            get => ref coordMat;
+        }
+
+        //TODO 几何体构建器需要重写
        public T BuildGeometry<T>(params vec4d[] defaultVertex) where T : IGeometry
        {
            T ret = Activator.CreateInstance<T>();