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134 行
11 KiB
134 行
11 KiB
#if UNITY_EDITOR
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using UnityEditor;
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#endif
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namespace UnityEngine.Experimental.Rendering.HDPipeline
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{
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#if UNITY_EDITOR
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public static class EditorLightUtilities
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{
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public static void DrawSpotlightGizmo(Light spotlight, bool selected)
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{
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var flatRadiusAtRange = spotlight.range * Mathf.Tan(spotlight.spotAngle * Mathf.Deg2Rad * 0.5f);
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var vectorLineUp = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.up * flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineDown = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.up * -flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineRight = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.right * flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineLeft = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.right * -flatRadiusAtRange - spotlight.gameObject.transform.position);
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var rangeDiscDistance = Mathf.Cos(Mathf.Deg2Rad * spotlight.spotAngle / 2) * spotlight.range;
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var rangeDiscRadius = spotlight.range * Mathf.Sin(spotlight.spotAngle * Mathf.Deg2Rad * 0.5f);
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var nearDiscDistance = Mathf.Cos(Mathf.Deg2Rad * spotlight.spotAngle / 2) * spotlight.shadowNearPlane;
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var nearDiscRadius = spotlight.shadowNearPlane * Mathf.Sin(spotlight.spotAngle * Mathf.Deg2Rad * 0.5f);
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//Draw Range disc
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Handles.Disc(spotlight.gameObject.transform.rotation, spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * rangeDiscDistance, spotlight.gameObject.transform.forward, rangeDiscRadius, false, 1);
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//Draw Lines
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineUp * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineDown * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineRight * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineLeft * spotlight.range);
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if (selected)
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{
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//Draw Range Arcs
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Handles.DrawWireArc(spotlight.gameObject.transform.position, spotlight.gameObject.transform.right, vectorLineUp, spotlight.spotAngle, spotlight.range);
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Handles.DrawWireArc(spotlight.gameObject.transform.position, spotlight.gameObject.transform.up, vectorLineLeft, spotlight.spotAngle, spotlight.range);
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//Draw Near Plane Disc
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if (spotlight.shadows != LightShadows.None) Handles.Disc(spotlight.gameObject.transform.rotation, spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * nearDiscDistance, spotlight.gameObject.transform.forward, nearDiscRadius, false, 1);
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//Inner Cone
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var additionalLightData = spotlight.GetComponent<HDAdditionalLightData>();
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DrawInnerCone(spotlight,additionalLightData);
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}
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}
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public static void DrawInnerCone(Light spotlight, HDAdditionalLightData additionalLightData)
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{
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if (additionalLightData == null) return;
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var flatRadiusAtRange = spotlight.range * Mathf.Tan(spotlight.spotAngle * additionalLightData.m_InnerSpotPercent * 0.01f * Mathf.Deg2Rad * 0.5f);
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var vectorLineUp = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.up * flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineDown = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.up * -flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineRight = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.right * flatRadiusAtRange - spotlight.gameObject.transform.position);
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var vectorLineLeft = Vector3.Normalize(spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * spotlight.range + spotlight.gameObject.transform.right * -flatRadiusAtRange - spotlight.gameObject.transform.position);
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//Draw Lines
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineUp * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineDown * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineRight * spotlight.range);
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Gizmos.DrawLine(spotlight.gameObject.transform.position, spotlight.gameObject.transform.position + vectorLineLeft * spotlight.range);
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var innerAngle = spotlight.spotAngle * additionalLightData.GetInnerSpotPercent01();
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if (innerAngle > 0)
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{
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var innerDiscDistance = Mathf.Cos(Mathf.Deg2Rad * innerAngle * 0.5f) * spotlight.range;
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var innerDiscRadius = spotlight.range * Mathf.Sin(innerAngle * Mathf.Deg2Rad * 0.5f);
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//Draw Range disc
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Handles.Disc(spotlight.gameObject.transform.rotation, spotlight.gameObject.transform.position + spotlight.gameObject.transform.forward * innerDiscDistance, spotlight.gameObject.transform.forward, innerDiscRadius, false, 1);
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}
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}
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public static void DrawArealightGizmo(Light arealight)
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{
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var RectangleSize = new Vector3(arealight.areaSize.x, arealight.areaSize.y, 0);
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Gizmos.matrix = arealight.transform.localToWorldMatrix;
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Gizmos.DrawWireCube(Vector3.zero, RectangleSize);
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Gizmos.matrix = Matrix4x4.identity;
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Gizmos.DrawWireSphere(arealight.transform.position, arealight.range);
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}
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public static void DrawPointlightGizmo(Light pointlight, bool selected)
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{
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if (pointlight.shadows != LightShadows.None && selected) Gizmos.DrawWireSphere(pointlight.transform.position, pointlight.shadowNearPlane);
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Gizmos.DrawWireSphere(pointlight.transform.position, pointlight.range);
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}
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public static void DrawSpherelightGizmo(Light spherelight)
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{
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var additionalLightData = spherelight.GetComponent<HDAdditionalLightData>();
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if (additionalLightData == null) return;
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Gizmos.DrawSphere(spherelight.transform.position, additionalLightData.shapeLength);
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if (spherelight.shadows != LightShadows.None) Gizmos.DrawWireSphere(spherelight.transform.position, spherelight.shadowNearPlane);
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Gizmos.DrawWireSphere(spherelight.transform.position, spherelight.range);
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}
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public static void DrawFrustumlightGizmo(Light frustumlight)
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{
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var additionalLightData = frustumlight.GetComponent<HDAdditionalLightData>();
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if (additionalLightData == null) return;
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var frustumSize = new Vector3(additionalLightData.shapeLength / frustumlight.gameObject.transform.localScale.x, additionalLightData.shapeWidth / frustumlight.gameObject.transform.localScale.y, frustumlight.range - frustumlight.shadowNearPlane / frustumlight.gameObject.transform.localScale.z);
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Gizmos.matrix = frustumlight.transform.localToWorldMatrix;
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Gizmos.DrawWireCube(Vector3.forward * (frustumSize.z * 0.5f + frustumlight.shadowNearPlane), frustumSize);
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Gizmos.matrix = Matrix4x4.identity;
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}
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public static void DrawDirectionalLightGizmo(Light directionalLight)
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{
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var gizmoSize = 0.2f;
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Handles.Disc(directionalLight.transform.rotation, directionalLight.transform.position, directionalLight.gameObject.transform.forward, gizmoSize, false, 1);
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Gizmos.DrawLine(directionalLight.transform.position, directionalLight.transform.position + directionalLight.transform.forward);
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Gizmos.DrawLine(directionalLight.transform.position + directionalLight.transform.up * gizmoSize, directionalLight.transform.position + directionalLight.transform.up * gizmoSize + directionalLight.transform.forward);
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Gizmos.DrawLine(directionalLight.transform.position + directionalLight.transform.up * -gizmoSize, directionalLight.transform.position + directionalLight.transform.up * -gizmoSize + directionalLight.transform.forward);
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Gizmos.DrawLine(directionalLight.transform.position + directionalLight.transform.right * gizmoSize, directionalLight.transform.position + directionalLight.transform.right * gizmoSize + directionalLight.transform.forward);
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Gizmos.DrawLine(directionalLight.transform.position + directionalLight.transform.right * -gizmoSize, directionalLight.transform.position + directionalLight.transform.right * -gizmoSize + directionalLight.transform.forward);
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}
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public static void DrawCross(Transform m_transform)
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{
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var gizmoSize = 0.25f;
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.forward * gizmoSize / m_transform.localScale.z));
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.forward * -gizmoSize / m_transform.localScale.z));
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.up * gizmoSize / m_transform.localScale.y));
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.up * -gizmoSize / m_transform.localScale.y));
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.right * gizmoSize / m_transform.localScale.x));
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Gizmos.DrawLine(m_transform.position, m_transform.position + m_transform.TransformVector(m_transform.root.right * -gizmoSize / m_transform.localScale.x));
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}
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}
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#endif
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}
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