wip

include/window_texture.h

@@ -0,0 +1,38 @@
+#ifndef WINDOW_TEXTURE_H
+#define WINDOW_TEXTURE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define GLX_GLXEXT_PROTOTYPES
+#include <GL/glx.h>
+#include <GL/glxext.h>
+#include <X11/Xlib.h>
+
+typedef struct {
+    Display *display;
+    Window window;
+    Pixmap pixmap;
+    GLXPixmap glx_pixmap;
+    GLuint texture_id;
+    int redirected;
+} WindowTexture;
+
+/* Returns 0 on success */
+int window_texture_init(WindowTexture *window_texture, Display *display, Window window);
+void window_texture_deinit(WindowTexture *self);
+
+/*
+    This should ONLY be called when the target window is resized.
+    Returns 0 on success.
+*/
+int window_texture_on_resize(WindowTexture *self);
+
+GLuint window_texture_get_opengl_texture_id(WindowTexture *self);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* WINDOW_TEXTURE_H */