Share target-aware framebuffer copy bridge

src/util.h

@@ -201,6 +201,15 @@ std::string str_replace(const std::string& string, const std::string& search, co
 size_t curl_data_handler(void *contents, size_t size, size_t nmemb, void *userp);
 size_t curl_data_write(void *ptr, size_t size, size_t nmemb, FILE *stream);
 void check_OpenGLError(const char* stmt, const char* fname, int line);
+bool copy_framebuffer_to_texture_target(
+    uint32_t texture_target,
+    int destination_x,
+    int destination_y,
+    int source_x,
+    int source_y,
+    int width,
+    int height,
+    int level = 0) noexcept;
 bool copy_framebuffer_to_texture_2d(
     int destination_x,
     int destination_y,