adjustments to control and stack saving

shaders/white-match-probe/shader.json

@@ -0,0 +1,147 @@
+{
+  "id": "white-match-probe",
+  "name": "White Match Probe",
+  "description": "Samples a movable box, stores a reference color on trigger using shader-local feedback, and compares the current sample against the held reference for camera matching.",
+  "category": "Utility",
+  "entryPoint": "storeReferenceState",
+  "passes": [
+    {
+      "id": "store",
+      "source": "shader.slang",
+      "entryPoint": "storeReferenceState",
+      "output": "referenceState"
+    },
+    {
+      "id": "display",
+      "source": "shader.slang",
+      "entryPoint": "displayReferenceCompare",
+      "inputs": [
+        "referenceState"
+      ],
+      "output": "layerOutput"
+    }
+  ],
+  "feedback": {
+    "enabled": true,
+    "writePass": "store"
+  },
+  "parameters": [
+    {
+      "id": "referenceSource",
+      "label": "Reference Source",
+      "type": "enum",
+      "default": "captured",
+      "options": [
+        {
+          "value": "captured",
+          "label": "Captured Sample"
+        },
+        {
+          "value": "manual",
+          "label": "Manual Color"
+        }
+      ],
+      "description": "Choose whether the probe compares against a captured screen sample or a manually selected reference color."
+    },
+    {
+      "id": "captureReference",
+      "label": "Capture Reference",
+      "type": "trigger",
+      "description": "Stores the current sample box average as the held reference."
+    },
+    {
+      "id": "sampleCenter",
+      "label": "Sample Center",
+      "type": "vec2",
+      "default": [
+        0.5,
+        0.5
+      ],
+      "min": [
+        0.0,
+        0.0
+      ],
+      "max": [
+        1.0,
+        1.0
+      ],
+      "step": [
+        0.001,
+        0.001
+      ],
+      "description": "Center of the sample box in normalized coordinates."
+    },
+    {
+      "id": "sampleSize",
+      "label": "Sample Size",
+      "type": "vec2",
+      "default": [
+        0.14,
+        0.14
+      ],
+      "min": [
+        0.02,
+        0.02
+      ],
+      "max": [
+        0.5,
+        0.5
+      ],
+      "step": [
+        0.001,
+        0.001
+      ],
+      "description": "Width and height of the sample box."
+    },
+    {
+      "id": "manualReference",
+      "label": "Manual Reference",
+      "type": "color",
+      "default": [
+        1.0,
+        1.0,
+        1.0,
+        1.0
+      ],
+      "min": [
+        0.0,
+        0.0,
+        0.0,
+        0.0
+      ],
+      "max": [
+        1.0,
+        1.0,
+        1.0,
+        1.0
+      ],
+      "step": [
+        0.01,
+        0.01,
+        0.01,
+        0.01
+      ],
+      "description": "Manual reference color used when Reference Source is set to Manual Color."
+    },
+    {
+      "id": "overlayOpacity",
+      "label": "Overlay Opacity",
+      "type": "float",
+      "default": 0.9,
+      "min": 0.0,
+      "max": 1.0,
+      "step": 0.01,
+      "description": "Strength of the swatch and box overlay."
+    },
+    {
+      "id": "differenceGain",
+      "label": "Difference Gain",
+      "type": "float",
+      "default": 2.0,
+      "min": 0.0,
+      "max": 8.0,
+      "step": 0.01,
+      "description": "Scales the displayed reference-vs-current difference."
+    }
+  ]
+}