diff --git a/libs/gfx/include/psemek/gfx/gl.hpp b/libs/gfx/include/psemek/gfx/gl.hpp
index 94e5ae6b..8db56b06 100644
--- a/libs/gfx/include/psemek/gfx/gl.hpp
+++ b/libs/gfx/include/psemek/gfx/gl.hpp
@@ -1866,6 +1866,7 @@ namespace gl
 		int major_version();
 		int minor_version();
 
+		bool has_extension(const char * name);
 		bool ext_ARB_compute_shader();
 		bool ext_ARB_shader_image_load_store();
 		bool ext_ARB_texture_filter_anisotropic();
diff --git a/libs/gfx/source/gl.cpp b/libs/gfx/source/gl.cpp
index 6901e13e..e922c12b 100644
--- a/libs/gfx/source/gl.cpp
+++ b/libs/gfx/source/gl.cpp
@@ -1270,6 +1270,8 @@ namespace gl
 
 		int minor_version(){ return 3; }
 
+		bool has_extension(const char * name){ return extensions.contains(name); }
+
 		bool ext_ARB_compute_shader(){ return ext_GL_ARB_compute_shader_loaded; }
 		bool ext_ARB_shader_image_load_store(){ return ext_GL_ARB_shader_image_load_store_loaded; }
 		bool ext_ARB_texture_filter_anisotropic(){ return ext_GL_ARB_texture_filter_anisotropic_loaded; }