LUT interpolation

shaders/lut-apply/shader.json

@@ -0,0 +1,48 @@
+{
+  "id": "lut-apply",
+  "name": "3D LUT Apply",
+  "description": "Applies the packaged 33-point .cube LUT to the incoming video using trilinear interpolation.",
+  "category": "Color",
+  "entryPoint": "shadeVideo",
+  "textures": [
+    {
+      "id": "lutTexture",
+      "path": "test-lut.cube"
+    }
+  ],
+  "parameters": [
+    {
+      "id": "lutStrength",
+      "label": "LUT Strength",
+      "type": "float",
+      "default": 1.0,
+      "min": 0.0,
+      "max": 1.0,
+      "step": 0.01
+    },
+    {
+      "id": "preExposure",
+      "label": "Pre Exposure",
+      "type": "float",
+      "default": 0.0,
+      "min": -4.0,
+      "max": 4.0,
+      "step": 0.01
+    },
+    {
+      "id": "postContrast",
+      "label": "Post Contrast",
+      "type": "float",
+      "default": 1.0,
+      "min": 0.0,
+      "max": 2.0,
+      "step": 0.01
+    },
+    {
+      "id": "clampInput",
+      "label": "Clamp Input",
+      "type": "bool",
+      "default": true
+    }
+  ]
+}