1 files changed, 18 insertions, 0 deletions

diff --git a/source/modules/asura-core/graphics/texture.h b/source/modules/asura-core/graphics/texture.h
index 02d3407..f19f3a7 100644
--- a/source/modules/asura-core/graphics/texture.h
+++ b/source/modules/asura-core/graphics/texture.h
@@ -42,6 +42,17 @@ namespace AsuraEngine
 		};
 
 		///
+		/// ������ʽ��GPU�ڲ���CPU�ⲿ��ʽ
+		///
+		struct TextureFormat
+		{
+			GLenum internalformat; // GPU�ڲ���ʽ
+
+			GLenum externalformat; // CPU�ⲿ��ʽ
+			GLenum type;           // �ⲿ��ʽÿ��channel��ֵ����
+		};
+
+		///
 		/// 2D���������࣬��2d mesh��render target�б�ʹ�á�Texture����Ⱦԭ�������Ͻǣ���Ϸ��
 		/// ����ϲ���Եѿ�������ϵΪ��׼����Editor�����������Ҳ�������Ͻ�Ϊԭ�㣬������Ϊ��
 		/// ���㡣
@@ -94,6 +105,13 @@ namespace AsuraEngine
 
 			//----------------------------------------------------------------------------//
 
+			///
+			/// ת��color formatΪtexture format��
+			///
+			TextureFormat ConvertColorFormat(const ColorFormat& colorformat);
+
+			//----------------------------------------------------------------------------//
+
 			GLuint     mTex;
 
 			FilterMode mMinFilter;