材质增加属性，读取增加函数提升易用性

inc/hgl/graph/Material.h

@@ -27,15 +27,29 @@ namespace hgl
 
             Set<int> uv_use;
 
-            Color4f diffuse;
-            Color4f specular;
-            Color4f ambient;
-            Color4f emission;
-
-            float shininess=0;
-
-            bool wireframe=false;
             bool two_sided=false;
+            uint shading_model=0;
+            bool wireframe=false;
+
+            uint blend_func;
+
+            float opacity;              ///<透明度
+
+            uint transparency_factor;
+
+            float bump_scaling;
+            float shininess;
+            float reflectivity;         ///<反射率
+            float shininess_strength;
+
+            float refracti;             ///<折射率
+
+            Color4f diffuse;
+            Color4f ambient;
+            Color4f specular;
+            Color4f emission;
+            Color4f transparent;        ///<透明色
+            Color4f reflective;         ///<反射颜色
 
         public:
 
@@ -45,6 +59,21 @@ namespace hgl
                 tex_list=nullptr;
             }
 
+            void InitDefaultColor()
+            {
+                diffuse.Set(1,1,1,1);
+                specular.Set(0,0,0,1);
+                ambient.Set(0.2,0.2,0.2,1.0f);
+                emission.Set(0,0,0,1);
+
+                shininess=0;
+
+                opacity=1.0f;
+                refracti=0;
+                transparent.Set(0,0,0,1);
+                reflective.Set(1,1,1,1);
+            }
+
             void Init(const uint32 tc)
             {
                 tex_count=tc;

inc/hgl/graph/Mesh.h

@@ -40,6 +40,11 @@ namespace hgl
             }
         };//struct MeshFileHeader
         #pragma pack(pop)
+
+        struct MeshData
+        {
+            VkPrimitiveTopology primitive;
+        };//
     }//namespace graph
 }//namespace hgl
 #endif//HGL_GRAPH_MESH_INCLUDE