compositor: Move fan_debug to gl-renderer

With the debug binding infrastructure, we can do this all inside
gl-renderer.c.

src/compositor.h

@@ -572,7 +572,6 @@ struct weston_compositor {
 	struct wl_array indices; /* only used in compositor-wayland */
 	struct wl_array vtxcnt;
 	struct weston_plane primary_plane;
-	int fan_debug;
 
 	uint32_t focus;
 

src/gl-renderer.c

@@ -72,6 +72,7 @@ struct gl_surface_state {
 struct gl_renderer {
 	struct weston_renderer base;
 	int fragment_shader_debug;
+	int fan_debug;
 
 	EGLDisplay egl_display;
 	EGLContext egl_context;
@@ -648,6 +649,7 @@ repaint_region(struct weston_surface *es, pixman_region32_t *region,
 		pixman_region32_t *surf_region)
 {
 	struct weston_compositor *ec = es->compositor;
+	struct gl_renderer *gr = get_renderer(ec);
 	GLfloat *v;
 	unsigned int *vtxcnt;
 	int i, first, nfans;
@@ -675,7 +677,7 @@ repaint_region(struct weston_surface *es, pixman_region32_t *region,
 
 	for (i = 0, first = 0; i < nfans; i++) {
 		glDrawArrays(GL_TRIANGLE_FAN, first, vtxcnt[i]);
-		if (ec->fan_debug)
+		if (gr->fan_debug)
 			triangle_fan_debug(es, first, vtxcnt[i]);
 		first += vtxcnt[i];
 	}
@@ -762,7 +764,7 @@ draw_surface(struct weston_surface *es, struct weston_output *output,
 
 	glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
 
-	if (ec->fan_debug) {
+	if (gr->fan_debug) {
 		use_shader(gr, &gr->solid_shader);
 		shader_uniforms(&gr->solid_shader, es, output);
 	}
@@ -1015,14 +1017,14 @@ gl_renderer_repaint_output(struct weston_output *output,
 	/* if debugging, redraw everything outside the damage to clean up
 	 * debug lines from the previous draw on this buffer:
 	 */
-	if (compositor->fan_debug) {
+	if (gr->fan_debug) {
 		pixman_region32_t undamaged;
 		pixman_region32_init(&undamaged);
 		pixman_region32_subtract(&undamaged, &output->region,
 					 output_damage);
-		compositor->fan_debug = 0;
+		gr->fan_debug = 0;
 		repaint_surfaces(output, &undamaged);
-		compositor->fan_debug = 1;
+		gr->fan_debug = 1;
 		pixman_region32_fini(&undamaged);
 	}
 
@@ -1887,6 +1889,17 @@ fragment_debug_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
 		weston_output_damage(output);
 }
 
+static void
+fan_debug_repaint_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
+		      void *data)
+{
+	struct weston_compositor *compositor = data;
+	struct gl_renderer *gr = get_renderer(compositor);
+
+	gr->fan_debug = !gr->fan_debug;
+	weston_compositor_damage_all(compositor);
+}
+
 static int
 gl_renderer_setup(struct weston_compositor *ec, EGLSurface egl_surface)
 {
@@ -1986,6 +1999,8 @@ gl_renderer_setup(struct weston_compositor *ec, EGLSurface egl_surface)
 
 	weston_compositor_add_debug_binding(ec, KEY_S,
 					    fragment_debug_binding, ec);
+	weston_compositor_add_debug_binding(ec, KEY_F,
+					    fan_debug_repaint_binding, ec);
 
 	weston_log("GL ES 2 renderer features:\n");
 	weston_log_continue(STAMP_SPACE "read-back format: %s\n",

src/shell.c

@@ -3901,16 +3901,6 @@ backlight_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
 	output->set_backlight(output, output->backlight_current);
 }
 
-static void
-fan_debug_repaint_binding(struct weston_seat *seat, uint32_t time, uint32_t key,
-		      void *data)
-{
-	struct desktop_shell *shell = data;
-	struct weston_compositor *compositor = shell->compositor;
-	compositor->fan_debug = !compositor->fan_debug;
-	weston_compositor_damage_all(compositor);
-}
-
 struct debug_binding_grab {
 	struct weston_keyboard_grab grab;
 	struct weston_seat *seat;
@@ -4226,8 +4216,6 @@ shell_add_bindings(struct weston_compositor *ec, struct desktop_shell *shell)
 	/* Debug bindings */
 	weston_compositor_add_key_binding(ec, KEY_SPACE, mod | MODIFIER_SHIFT,
 					  debug_binding, shell);
-	weston_compositor_add_debug_binding(ec, KEY_F,
-					    fan_debug_repaint_binding, shell);
 }
 
 WL_EXPORT int