added pure color texture (#845)

fyrox-impl/src/engine/mod.rs

@@ -1307,6 +1307,7 @@ pub(crate) fn initialize_resource_manager_loaders(
     state.built_in_resources.add(BUILT_IN_FONT.clone());
 
     state.built_in_resources.add(texture::PLACEHOLDER.clone());
+    state.built_in_resources.add(texture::PURE_COLOR.clone());
     state.built_in_resources.add(style::DEFAULT_STYLE.clone());
 
     for material in [

fyrox-texture/src/lib.rs

@@ -682,6 +682,17 @@ lazy_static! {
             )
             .unwrap()
         });
+    /// Pure color texture.
+    pub static ref PURE_COLOR: BuiltInResource<Texture> = BuiltInResource::new("__PureColorTexture", embedded_data_source!("pure_color.png"),
+        |data| {
+            TextureResource::load_from_memory(
+                uuid!("9709eef2-305c-44da-91e5-6f293d74408a"),
+                ResourceKind::External,
+                data,
+                Default::default()
+            )
+            .unwrap()
+        });
 }
 
 /// Type alias for texture resources.