python screen windows without context sharing

pythonscreenviewer.h

@@ -1,23 +1,27 @@
 #include "renderer.h"
+#include "PyInt.h"
 #include <GLFW/glfw3.h>
 
 class python_screen_viewer
 {
-	struct window_config {
-		GLFWwindow *window;
+	struct window_state {
+		GLFWwindow *window = nullptr;
 		glm::ivec2 size;
 
 		glm::vec2 offset;
 		glm::vec2 scale;
 
 		std::unique_ptr<gl::ubo> ubo;
+		std::unique_ptr<gl::program> shader;
+
+		window_state() = default;
+		~window_state();
 	};
 
-	std::vector<window_config> m_windows;
+	std::vector<std::unique_ptr<window_state>> m_windows;
 
-	GLuint m_source;
+	std::shared_ptr<python_rt> m_rt;
 	std::shared_ptr<std::thread> m_renderthread;
-	std::unique_ptr<gl::program> m_shader;
 	gl::scene_ubs m_ubs;
 
 	std::atomic_bool m_exit = false;
@@ -25,7 +29,7 @@ class python_screen_viewer
 	void threadfunc();
 
 public:
-	python_screen_viewer(GLuint src, std::string name);
+	python_screen_viewer(std::shared_ptr<python_rt> rt, std::string name);
 	~python_screen_viewer();
 
 	void notify_window_size(GLFWwindow *window, int w, int h);