--- a/render_sdl.c	Mon Dec 14 19:36:01 2015 -0800
+++ b/render_sdl.c	Tue Dec 15 20:01:50 2015 -0800
@@ -22,7 +22,7 @@
 SDL_Rect      main_clip;
 SDL_GLContext *main_context;
 
-int main_width, main_height;
+int main_width, main_height, is_fullscreen;
 
 uint8_t render_dbg = 0;
 uint8_t debug_pal = 0;
@@ -108,6 +108,11 @@
 	return main_height;
 }
 
+int render_fullscreen()
+{
+	return is_fullscreen;
+}
+
 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b)
 {
 	return 255 << 24 | r << 16 | g << 8 | b;
@@ -265,6 +270,7 @@
 	}
 	main_width = width;
 	main_height = height;
+	is_fullscreen = fullscreen;
 
 	render_gl = 0;
 
@@ -559,7 +565,7 @@
 		handle_joy_dpad(event->jbutton.which, event->jhat.hat, event->jhat.value);
 		break;
 	case SDL_MOUSEMOTION:
-		handle_mouse_moved(event->motion.which, event->motion.x, event->motion.y);
+		handle_mouse_moved(event->motion.which, event->motion.x, event->motion.y, event->motion.xrel, event->motion.yrel);
 		break;
 	case SDL_MOUSEBUTTONDOWN:
 		handle_mousedown(event->button.which, event->button.button);