Fixed icon loading, cacheing and fallback to use stock mechanisms.

[inkscape.git] / src / display / nr-filter-tile.cpp

diff --git a/src/display/nr-filter-tile.cpp b/src/display/nr-filter-tile.cpp
index b058db2bc1e4eea82784f1bc3029a011b0836b64..565bc8c7eca316d6461d0f016831e04f3674c434 100644 (file)
--- a/src/display/nr-filter-tile.cpp
+++ b/src/display/nr-filter-tile.cpp
@@ -28,6 +28,11 @@ FilterTile::~FilterTile()
 
 int FilterTile::render(FilterSlot &slot, FilterUnits const &/*units*/) {
     NRPixBlock *in = slot.get(_input);
+    if (!in) {
+        g_warning("Missing source image for feTile (in=%d)", _input);
+        return 1;
+    }
+
     NRPixBlock *out = new NRPixBlock;
 
     nr_pixblock_setup_fast(out, in->mode,
@@ -38,6 +43,7 @@ int FilterTile::render(FilterSlot &slot, FilterUnits const &/*units*/) {
     unsigned char *out_data = NR_PIXBLOCK_PX(out);
 
 //IMPLEMENT ME!
+    g_warning("Renderer for feTile is not implemented.");
     (void)in_data;
     (void)out_data;