70 lines
2.2 KiB
C#
70 lines
2.2 KiB
C#
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using System;
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namespace UnityEngine.Rendering.Universal
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{
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/// <summary>
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/// System used for skipping culling. It is used with <see cref="Graphics.DrawMesh"/> as it already handles culling.
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/// </summary>
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internal class DecalSkipCulledSystem
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{
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private DecalEntityManager m_EntityManager;
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private ProfilingSampler m_Sampler;
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private Camera m_Camera;
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public DecalSkipCulledSystem(DecalEntityManager entityManager)
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{
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m_EntityManager = entityManager;
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m_Sampler = new ProfilingSampler("DecalSkipCulledSystem.Execute");
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}
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public void Execute(Camera camera)
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{
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using (new ProfilingScope(null, m_Sampler))
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{
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m_Camera = camera;
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for (int i = 0; i < m_EntityManager.chunkCount; ++i)
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Execute(m_EntityManager.culledChunks[i], m_EntityManager.culledChunks[i].count);
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}
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}
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private void Execute(DecalCulledChunk culledChunk, int count)
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{
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if (count == 0)
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return;
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culledChunk.currentJobHandle.Complete();
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for (int i = 0; i < count; ++i)
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culledChunk.visibleDecalIndices[i] = i;
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culledChunk.visibleDecalCount = count;
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culledChunk.cameraPosition = m_Camera.transform.position;
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culledChunk.cullingMask = m_Camera.cullingMask;
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#if UNITY_EDITOR
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culledChunk.sceneCullingMask = GetSceneCullingMaskFromCamera(m_Camera);
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#endif
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}
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internal static UInt64 GetSceneCullingMaskFromCamera(Camera camera)
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{
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#if UNITY_EDITOR
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if (camera.overrideSceneCullingMask != 0)
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return camera.overrideSceneCullingMask;
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if (camera.scene.IsValid())
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return UnityEditor.SceneManagement.EditorSceneManager.GetSceneCullingMask(camera.scene);
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switch (camera.cameraType)
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{
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case CameraType.SceneView:
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return UnityEditor.SceneManagement.SceneCullingMasks.MainStageSceneViewObjects;
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default:
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return UnityEditor.SceneManagement.SceneCullingMasks.GameViewObjects;
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}
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#else
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return 0;
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#endif
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}
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}
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}
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