description updates

shaders/gaussian-blur/shader.json

@@ -9,14 +9,18 @@
       "id": "horizontal",
       "source": "shader.slang",
       "entryPoint": "blurHorizontal",
-      "inputs": ["layerInput"],
+      "inputs": [
+        "layerInput"
+      ],
       "output": "blurHorizontal"
     },
     {
       "id": "vertical",
       "source": "shader.slang",
       "entryPoint": "blurVertical",
-      "inputs": ["blurHorizontal"],
+      "inputs": [
+        "blurHorizontal"
+      ],
       "output": "layerOutput"
     }
   ],
@@ -25,28 +29,31 @@
       "id": "radius",
       "label": "Radius",
       "type": "float",
-      "default": 2.0,
-      "min": 0.0,
-      "max": 8.0,
-      "step": 0.1
+      "default": 2,
+      "min": 0,
+      "max": 8,
+      "step": 0.1,
+      "description": "Blur radius in pixels for each separable pass."
     },
     {
       "id": "strength",
       "label": "Strength",
       "type": "float",
-      "default": 1.0,
-      "min": 0.0,
-      "max": 1.0,
-      "step": 0.01
+      "default": 1,
+      "min": 0,
+      "max": 1,
+      "step": 0.01,
+      "description": "Blends between the original and blurred result."
     },
     {
       "id": "samples",
       "label": "Samples",
       "type": "float",
-      "default": 2.0,
-      "min": 0.0,
-      "max": 25.0,
-      "step": 1.0
+      "default": 2,
+      "min": 0,
+      "max": 25,
+      "step": 1,
+      "description": "Number of taps per direction; higher values cost more GPU time."
     }
   ]
 }