Created
September 4, 2024 15:34
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One-Click migrates all supported baked lights on scene to use Bakery.
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| using System.Collections.Generic; | |
| using UnityEngine; | |
| using UnityEngine.Rendering; | |
| using UnityEngine.SceneManagement; | |
| using UnityEditor; | |
| public static class BakeryAutoMigrate { | |
| static Texture2D spotCookie; | |
| [MenuItem("Bakery/Utilities/Migrate and Adjust Lights", priority = 60)] | |
| public static void AuoMigrate() { | |
| var queue = new Queue<Transform>(); | |
| var temp = new List<GameObject>(); | |
| for (int i = 0, count = SceneManager.loadedSceneCount; i < count; i++) { | |
| var scene = SceneManager.GetSceneAt(i); | |
| scene.GetRootGameObjects(temp); | |
| foreach (var go in temp) queue.Enqueue(go.transform); | |
| } | |
| int counter = 0; | |
| while (queue.TryDequeue(out var transform)) { | |
| for (int i = 0, count = transform.childCount; i < count; i++) { | |
| var child = transform.GetChild(i); | |
| queue.Enqueue(child); | |
| } | |
| if (!transform.TryGetComponent(out Light light) || | |
| light.lightmapBakeType == LightmapBakeType.Realtime) continue; | |
| BakeryPointLight pointLight; | |
| BakeryDirectLight directLight; | |
| BakeryLightMesh lightMesh; | |
| switch (light.type) { | |
| case LightType.Point: | |
| case LightType.Spot: | |
| if (light.TryGetComponent(out directLight)) Undo.DestroyObjectImmediate(directLight); | |
| if (light.TryGetComponent(out lightMesh)) Undo.DestroyObjectImmediate(lightMesh); | |
| if (!light.TryGetComponent(out pointLight)) | |
| pointLight = Undo.AddComponent<BakeryPointLight>(light.gameObject); | |
| else | |
| Undo.RecordObject(pointLight, "Bakery Migrator"); | |
| GetLinearLightParameters(light, out pointLight.color, out pointLight.intensity); | |
| pointLight.indirectIntensity = light.bounceIntensity; | |
| pointLight.cutoff = light.range; | |
| pointLight.angle = light.spotAngle; | |
| if (light.type == LightType.Spot) { | |
| pointLight.cookie = light.cookie as Texture2D; | |
| if (!pointLight.cookie) { | |
| if (!spotCookie) spotCookie = AssetDatabase.LoadAssetAtPath<Texture2D>($"{ftLightmaps.GetRuntimePath()}ftUnitySpotTexture.bmp"); | |
| pointLight.cookie = spotCookie; | |
| } | |
| pointLight.projMode = BakeryPointLight.ftLightProjectionMode.Cookie; | |
| } else { | |
| pointLight.cookie = light.cookie as Texture2D; | |
| pointLight.projMode = pointLight.cookie ? | |
| BakeryPointLight.ftLightProjectionMode.Cubemap : | |
| BakeryPointLight.ftLightProjectionMode.Omni; | |
| } | |
| counter++; | |
| break; | |
| case LightType.Directional: | |
| if (light.TryGetComponent(out lightMesh)) Undo.DestroyObjectImmediate(lightMesh); | |
| if (light.TryGetComponent(out pointLight)) Undo.DestroyObjectImmediate(pointLight); | |
| if (!light.TryGetComponent(out directLight)) | |
| directLight = Undo.AddComponent<BakeryDirectLight>(light.gameObject); | |
| else | |
| Undo.RecordObject(directLight, "Bakery Migrator"); | |
| GetLinearLightParameters(light, out directLight.color, out directLight.intensity); | |
| directLight.indirectIntensity = light.bounceIntensity; | |
| counter++; | |
| break; | |
| case LightType.Rectangle: | |
| if (light.TryGetComponent(out directLight)) Undo.DestroyObjectImmediate(directLight); | |
| if (light.TryGetComponent(out pointLight)) Undo.DestroyObjectImmediate(pointLight); | |
| if (!light.TryGetComponent(out lightMesh)) | |
| lightMesh = Undo.AddComponent<BakeryLightMesh>(light.gameObject); | |
| else | |
| Undo.RecordObject(lightMesh, "Bakery Migrator"); | |
| GetLinearLightParameters(light, out lightMesh.color, out lightMesh.intensity); | |
| lightMesh.indirectIntensity = light.bounceIntensity; | |
| lightMesh.cutoff = light.range * 1.5F; | |
| lightMesh.selfShadow = false; | |
| counter++; | |
| break; | |
| default: | |
| Debug.LogWarning($"Unsupported light type: {light.type}", light); | |
| break; | |
| } | |
| } | |
| if (counter > 0) { | |
| Undo.CollapseUndoOperations(Undo.GetCurrentGroup()); | |
| EditorUtility.DisplayDialog("Bakery Migrator", $"Migrated and adjusted {counter} lights.", "OK"); | |
| } | |
| } | |
| static void GetLinearLightParameters(Light light, out Color lightColor, out float intensity) { | |
| intensity = light.intensity; | |
| lightColor = light.color; | |
| if (PlayerSettings.colorSpace != ColorSpace.Linear) return; | |
| if (!GraphicsSettings.lightsUseLinearIntensity) { | |
| lightColor.r = Mathf.Pow(lightColor.r * intensity, 2.2f); | |
| lightColor.g = Mathf.Pow(lightColor.g * intensity, 2.2f); | |
| lightColor.b = Mathf.Pow(lightColor.b * intensity, 2.2f); | |
| intensity = Mathf.Max(Mathf.Max(lightColor.r, lightColor.g), lightColor.b); | |
| lightColor /= intensity; | |
| } else if (GraphicsSettings.lightsUseColorTemperature) { | |
| #if UNITY_2019_3_OR_NEWER | |
| if (!light.useColorTemperature) return; | |
| #endif | |
| lightColor *= Mathf.CorrelatedColorTemperatureToRGB(light.colorTemperature).gamma; | |
| } | |
| lightColor.a = 1; | |
| } | |
| } |
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