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95 行
4.0 KiB
95 行
4.0 KiB
using UnityEngine;
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using System;
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namespace Cinemachine
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{
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/// <summary>
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/// Asset that defines the rules for blending between Virtual Cameras.
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/// </summary>
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[DocumentationSorting(10, DocumentationSortingAttribute.Level.UserRef)]
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[Serializable]
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public sealed class CinemachineBlenderSettings : ScriptableObject
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{
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/// <summary>
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/// Container specifying how two specific Cinemachine Virtual Cameras
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/// blend together.
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/// </summary>
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[DocumentationSorting(10.1f, DocumentationSortingAttribute.Level.UserRef)]
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[Serializable]
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public struct CustomBlend
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{
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[Tooltip("When blending from this camera")]
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public string m_From;
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[Tooltip("When blending to this camera")]
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public string m_To;
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[Tooltip("Blend curve definition")]
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public CinemachineBlendDefinition m_Blend;
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}
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/// <summary>The array containing explicitly defined blends between two Virtual Cameras</summary>
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[Tooltip("The array containing explicitly defined blends between two Virtual Cameras")]
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public CustomBlend[] m_CustomBlends = null;
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/// <summary>Internal API for the inspector editopr: a label to represent any camera</summary>
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public const string kBlendFromAnyCameraLabel = "**ANY CAMERA**";
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/// <summary>
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/// Attempts to find a blend curve which matches the to and from cameras as specified.
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/// If no match is found, the function returns either the
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/// default blend for this Blender or NULL depending on the state
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/// of <b>returnDefaultOnNoMatch</b>.
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/// </summary>
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/// <param name="fromCameraName">The game object name of the from camera</param>
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/// <param name="toCameraName">The game object name of the to camera</param>
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/// <param name="defaultCurve">Curve to return if no curve found. Can be NULL.</param>
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/// <returns></returns>
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public AnimationCurve GetBlendCurveForVirtualCameras(
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string fromCameraName, string toCameraName, AnimationCurve defaultCurve)
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{
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AnimationCurve anyToMe = null;
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AnimationCurve meToAny = null;
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if (m_CustomBlends != null)
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{
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for (int i = 0; i < m_CustomBlends.Length; ++i)
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{
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// Attempt to find direct name first
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CustomBlend blendParams = m_CustomBlends[i];
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if ((blendParams.m_From == fromCameraName)
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&& (blendParams.m_To == toCameraName))
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{
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return blendParams.m_Blend.BlendCurve;
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}
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// If we come across default applicable wildcards, remember them
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if (blendParams.m_From == kBlendFromAnyCameraLabel)
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{
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if (!string.IsNullOrEmpty(toCameraName)
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&& blendParams.m_To == toCameraName)
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{
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anyToMe = blendParams.m_Blend.BlendCurve;
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}
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else if (blendParams.m_To == kBlendFromAnyCameraLabel)
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defaultCurve = blendParams.m_Blend.BlendCurve;
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}
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else if (blendParams.m_To == kBlendFromAnyCameraLabel
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&& !string.IsNullOrEmpty(fromCameraName)
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&& blendParams.m_From == fromCameraName)
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{
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meToAny = blendParams.m_Blend.BlendCurve;
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}
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}
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}
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// If nothing is found try to find wild card blends from any
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// camera to our new one
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if (anyToMe != null)
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return anyToMe;
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// Still have nothing? Try from our camera to any camera
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if (meToAny != null)
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return meToAny;
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return defaultCurve;
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}
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}
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}
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