WGL_NV_render_texture_rectangle
https://www.khronos.org/registry/OpenGL/extensions/NV/WGL_NV_render_texture_rectangle.txt
WGL_NV_render_texture_rectangle

	WGL_BIND_TO_TEXTURE_RECTANGLE_RGB_NV 0x20A0
	WGL_BIND_TO_TEXTURE_RECTANGLE_RGBA_NV 0x20A1
	WGL_TEXTURE_RECTANGLE_NV 0x20A2