fix bad error handling for images not loaded by STBI

Eisenwave · Feb 6, 2021 · 51f1794 · 51f1794
1 parent 4f1a155
commit 51f1794
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/io.cpp b/io.cpp
@@ -131,11 +131,12 @@ std::optional<Texture> loadTexture(const std::string &name, const std::string &m
 
     std::string err;
     std::optional<Image> image = voxelio::png::decode(*stream, 4, err);
-    if (not stream.has_value()) {
+    if (not image.has_value()) {
         VXIO_LOG(WARNING, "Could open, but failed to decode texture \"" + name + "\" of material \"" + material + '"');
         VXIO_LOG(WARNING, "Caused by STBI error: " + err);
         return std::nullopt;
     }
+    VXIO_ASSERT(err.empty());
     image->setWrapMode(WrapMode::REPEAT);
 
     VXIO_LOG(INFO, "Loaded texture \"" + name + "\"");