From d42c3069d101d33cf12e2c836d610e906610846f Mon Sep 17 00:00:00 2001
From: Neil Roberts <neil@linux.intel.com>
Date: Mon, 14 Jun 2010 17:36:24 +0100
Subject: [PATCH] test-pixmap: Use the 'm' key to toggle texture quality

When the 'm' key is pressed it will now recursively look for all
ClutterTexture subclasses on the stage and toggle the texture quality
between high and low. This is useful to test the mipmap fallback.
---
 tests/interactive/test-pixmap.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/tests/interactive/test-pixmap.c b/tests/interactive/test-pixmap.c
index 6f4051b9c..d2b8e790d 100644
--- a/tests/interactive/test-pixmap.c
+++ b/tests/interactive/test-pixmap.c
@@ -49,6 +49,34 @@ static GOptionEntry g_options[] =
   { NULL }
 };
 
+static void
+toggle_texture_quality (ClutterActor *actor)
+{
+  if (CLUTTER_IS_CONTAINER (actor))
+    clutter_container_foreach (CLUTTER_CONTAINER (actor),
+                               (ClutterCallback) toggle_texture_quality,
+                               NULL);
+
+  if (CLUTTER_IS_TEXTURE (actor))
+    {
+      ClutterTextureQuality quality;
+
+      quality = clutter_texture_get_filter_quality (CLUTTER_TEXTURE (actor));
+
+      if (quality == CLUTTER_TEXTURE_QUALITY_HIGH)
+        quality = CLUTTER_TEXTURE_QUALITY_MEDIUM;
+      else
+        quality = CLUTTER_TEXTURE_QUALITY_HIGH;
+
+      g_print ("switching to quality %s for %p\n",
+               quality == CLUTTER_TEXTURE_QUALITY_HIGH
+               ? "high" : "medium",
+               actor);
+
+      clutter_texture_set_filter_quality (CLUTTER_TEXTURE (actor), quality);
+    }
+}
+
 static gboolean
 stage_key_release_cb (ClutterActor *actor,
 		      ClutterEvent *event,
@@ -60,6 +88,10 @@ stage_key_release_cb (ClutterActor *actor,
     case CLUTTER_Q:
       clutter_main_quit ();
       break;
+
+    case CLUTTER_m:
+      toggle_texture_quality (actor);
+      break;
     }
   return FALSE;
 }