renderer_opengl « video_core « src - anonymous/yuzu - yuzu is the world's most popular, open-source, Nintendo Switch emulator — started by the creators of Citra. It is written in C++ with portability in mind,

Mode	Name	Size
-rw-r--r--	gl_rasterizer.cpp	30087	log stats plain blame
-rw-r--r--	gl_rasterizer.h	5611	log stats plain blame
-rw-r--r--	gl_rasterizer_cache.cpp	64622	log stats plain blame
-rw-r--r--	gl_rasterizer_cache.h	18574	log stats plain blame
-rw-r--r--	gl_resource_manager.h	8036	log stats plain blame
-rw-r--r--	gl_shader_decompiler.cpp	58547	log stats plain blame
-rw-r--r--	gl_shader_decompiler.h	712	log stats plain blame
-rw-r--r--	gl_shader_gen.cpp	2059	log stats plain blame
-rw-r--r--	gl_shader_gen.h	3296	log stats plain blame
-rw-r--r--	gl_shader_manager.cpp	2715	log stats plain blame
-rw-r--r--	gl_shader_manager.h	6096	log stats plain blame
-rw-r--r--	gl_shader_util.cpp	1506	log stats plain blame
-rw-r--r--	gl_shader_util.h	2839	log stats plain blame
-rw-r--r--	gl_state.cpp	12822	log stats plain blame
-rw-r--r--	gl_state.h	4888	log stats plain blame
-rw-r--r--	gl_stream_buffer.cpp	4997	log stats plain blame
-rw-r--r--	gl_stream_buffer.h	940	log stats plain blame
-rw-r--r--	maxwell_to_gl.h	6103	log stats plain blame
-rw-r--r--	renderer_opengl.cpp	16504	log stats plain blame
-rw-r--r--	renderer_opengl.h	2866	log stats plain blame