Example shaders

shaders/temporal-echo/shader.json

@@ -0,0 +1,47 @@
+{
+  "id": "temporal-echo",
+  "name": "Temporal Echo",
+  "description": "Blends multiple older pre-layer frames with decay and tint for configurable motion echoes.",
+  "category": "Temporal",
+  "entryPoint": "shadeVideo",
+  "temporal": {
+    "enabled": true,
+    "historySource": "preLayerInput",
+    "historyLength": 12
+  },
+  "parameters": [
+    {
+      "id": "echoAmount",
+      "label": "Echo Amount",
+      "type": "float",
+      "default": 0.55,
+      "min": 0.0,
+      "max": 1.0,
+      "step": 0.01
+    },
+    {
+      "id": "decay",
+      "label": "Decay",
+      "type": "float",
+      "default": 0.72,
+      "min": 0.0,
+      "max": 1.0,
+      "step": 0.01
+    },
+    {
+      "id": "frameStride",
+      "label": "Frame Stride",
+      "type": "float",
+      "default": 2.0,
+      "min": 1.0,
+      "max": 6.0,
+      "step": 1.0
+    },
+    {
+      "id": "echoTint",
+      "label": "Echo Tint",
+      "type": "color",
+      "default": [0.65, 0.85, 1.0, 1.0]
+    }
+  ]
+}