2 files changed, 114 insertions, 0 deletions
diff --git a/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs b/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs
new file mode 100644
index 00000000..e7562469
--- /dev/null
+++ b/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs
@@ -0,0 +1,102 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+#if UNITY_EDITOR
+using UnityEditor;
+using UnityEditor.IMGUI.Controls;
+#endif
+
+[ExecuteInEditMode]
+public class BakeryVolume : MonoBehaviour
+{
+    public enum Encoding
+    {
+        // HDR L1 SH, half-float:
+        // Tex0 = L0,  L1z.r
+        // Tex1 = L1x, L1z.g
+        // Tex2 = L1y, L1z.b
+        Half4,
+
+        // LDR L1 SH, 8-bit. Components are stored the same way as in Half4,
+        // but L1 must be unpacked following way:
+        // L1n = (L1n * 2 - 1) * L0 * 0.5 + 0.5
+        RGBA8,
+
+        // LDR L1 SH with monochrome directional component (= single color and direction), 8-bit.
+        // Tex0 = L0    (alpha unused)
+        // Tex1 = L1xyz (alpha unused)
+        RGBA8Mono
+    }
+
+    public enum ShadowmaskEncoding
+    {
+        RGBA8,
+        A8
+    }
+
+    public bool enableBaking = true;
+    public Bounds bounds = new Bounds(Vector3.zero, Vector3.one);
+    public bool adaptiveRes = true;
+    public float voxelsPerUnit = 0.5f;
+    public int resolutionX = 16;
+    public int resolutionY = 16;
+    public int resolutionZ = 16;
+    public Encoding encoding = Encoding.Half4;
+    public ShadowmaskEncoding shadowmaskEncoding = ShadowmaskEncoding.RGBA8;
+    public bool denoise = false;
+    public bool isGlobal = false;
+    public Texture3D bakedTexture0, bakedTexture1, bakedTexture2, bakedTexture3, bakedMask;
+    public bool supportRotationAfterBake;
+
+    public static BakeryVolume globalVolume;
+
+    Transform tform;
+
+    public Vector3 GetMin()
+    {
+        return bounds.min;
+    }
+
+    public Vector3 GetInvSize()
+    {
+        var b = bounds;
+        return new Vector3(1.0f/b.size.x, 1.0f/b.size.y, 1.0f/b.size.z);;
+    }
+
+    public Matrix4x4 GetMatrix()
+    {
+        if (tform == null) tform = transform;
+        return Matrix4x4.TRS(tform.position, tform.rotation, Vector3.one).inverse;
+    }
+
+    public void SetGlobalParams()
+    {
+        Shader.SetGlobalTexture("_Volume0", bakedTexture0);
+        Shader.SetGlobalTexture("_Volume1", bakedTexture1);
+        Shader.SetGlobalTexture("_Volume2", bakedTexture2);
+        if (bakedTexture3 != null) Shader.SetGlobalTexture("_Volume3", bakedTexture3);
+        Shader.SetGlobalTexture("_VolumeMask", bakedMask);
+        var b = bounds;
+        var bmin = b.min;
+        var bis = new Vector3(1.0f/b.size.x, 1.0f/b.size.y, 1.0f/b.size.z);;
+        Shader.SetGlobalVector("_GlobalVolumeMin", bmin);
+        Shader.SetGlobalVector("_GlobalVolumeInvSize", bis);
+        if (supportRotationAfterBake) Shader.SetGlobalMatrix("_GlobalVolumeMatrix", GetMatrix());
+    }
+
+    public void UpdateBounds()
+    {
+        var pos = transform.position;
+        var size = bounds.size;
+        bounds = new Bounds(pos, size);
+    }
+
+    public void OnEnable()
+    {
+        if (isGlobal)
+        {
+            globalVolume = this;
+            SetGlobalParams();
+        }
+    }
+}
diff --git a/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs.meta b/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs.meta
new file mode 100644
index 00000000..f5f707c3
--- /dev/null
+++ b/VRCSDK3Worlds/Assets/Bakery/BakeryVolume.cs.meta
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 17ce3c1d3490b7143a67ebdc73cab6c1
+timeCreated: 1589618132
+licenseType: Store
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: