Make aspect global

renderer.c

@@ -9,6 +9,8 @@
 #include <unistd.h>
 #include <xf86drm.h>
 
+float aspect;
+
 static int drm_fd;
 static drmModeConnector *conn;
 static drmModeCrtc *crtc;
@@ -74,7 +76,7 @@ static void draw_line(vec3_t v1, vec3_t v2)
 	}
 }
 
-renderer_params_t renderer_init()
+int renderer_init()
 {
 	drm_fd = open("/dev/dri/card1", O_RDWR | O_CLOEXEC);
 	assert(drm_fd != -1);
@@ -104,7 +106,7 @@ renderer_params_t renderer_init()
 
 	wrap = true;
 
-	const float aspect = (float)width / (float)height;
+	aspect = (float)width / (float)height;
 	const float scale = (float)height / 2.0f;
 	view = (mat3_t) {
 		{ scale, 0, 0 },
@@ -112,10 +114,7 @@ renderer_params_t renderer_init()
 		{ aspect * scale, scale, 1 },
 	};
 
-	return (renderer_params_t) {
-		.drm_fd = drm_fd,
-		.aspect = aspect,
-	};
+	return drm_fd;
 }
 
 void renderer_cleanup()