1 files changed, 15 insertions, 3 deletions

diff --git a/source/modules/asura-core/graphics/gl.cpp b/source/modules/asura-core/graphics/gl.cpp
index 9ffe010..e199a41 100644
--- a/source/modules/asura-core/graphics/gl.cpp
+++ b/source/modules/asura-core/graphics/gl.cpp
@@ -1,7 +1,9 @@
 #include <asura-utils/type.h>
 
 #include "../core_config.h"
+
 #include "gl.h"
+#include "shader.h"
 
 using namespace AEMath;
 
@@ -10,15 +12,16 @@ namespace AsuraEngine
 	namespace Graphics
 	{
 
-		bool OpenGL::instantiated = false;
+		static bool _instantiated = false;
 
 		// ����
 		OpenGL gl;
 
 		OpenGL::OpenGL()
 		{
-			ASSERT(!instantiated);
-			instantiated = true;
+			// ��Ҫ�����ڶ���ʵ��
+			ASSERT(!_instantiated);
+			_instantiated = true;
 		}
 
 		OpenGL::~OpenGL()
@@ -38,7 +41,16 @@ namespace AsuraEngine
 			return state.viewport;
 		}
 
+		void OpenGL::UseShader(Shader* shader)
+		{
+			glUseProgram(shader->GetGLProgramHandle());
+			state.shader = shader;
+		}
 
+		void OpenGL::UnuseShader()
+		{
+			state.shader = nullptr;
+		}
 
 	}
 }
\ No newline at end of file