您最多选择25个主题
主题必须以中文或者字母或数字开头，可以包含连字符 (-)，并且长度不得超过35个字符
69 行
1.8 KiB
69 行
1.8 KiB
using UnityEngine;
|
|
using UnityEngine.Playables;
|
|
using UnityEngine.Rendering;
|
|
using UnityEngine.Experimental.Rendering.HDPipeline;
|
|
|
|
public class ExposurePlayableMixer : PlayableBehaviour
|
|
{
|
|
|
|
// Called each frame the mixer is active, after inputs are processed
|
|
public override void ProcessFrame(Playable handle, FrameData info, object playerData)
|
|
{
|
|
var volume = playerData as Volume;
|
|
|
|
if (volume == null)
|
|
return;
|
|
Exposure m_autoExposure;
|
|
|
|
var profile = Application.isPlaying
|
|
? volume.profile
|
|
: volume.sharedProfile;
|
|
|
|
if (!profile.Has<Exposure>())
|
|
return;
|
|
|
|
|
|
var count = handle.GetInputCount();
|
|
|
|
//Short loop
|
|
int activeClipsCount = 0;
|
|
for (var i = 0; i < count; i++)
|
|
{
|
|
|
|
var inputHandle = handle.GetInput(i);
|
|
var weight = handle.GetInputWeight(i);
|
|
if (weight > 0)
|
|
activeClipsCount += 1;
|
|
}
|
|
|
|
if (activeClipsCount == 0)
|
|
{
|
|
volume.weight = 0;
|
|
return;
|
|
}
|
|
|
|
volume.weight = 1;
|
|
float newExposureKey = 0f;
|
|
|
|
for (var i = 0; i < count; i++)
|
|
{
|
|
|
|
var inputHandle = handle.GetInput(i);
|
|
var weight = handle.GetInputWeight(i);
|
|
|
|
if (inputHandle.IsValid() &&
|
|
inputHandle.GetPlayState() == PlayState.Playing &&
|
|
weight > 0)
|
|
{
|
|
var data = ((ScriptPlayable<ExposurePlayable>)inputHandle).GetBehaviour();
|
|
if (data != null)
|
|
{
|
|
newExposureKey += data.exposureKey * weight;
|
|
}
|
|
|
|
}
|
|
}
|
|
if(profile.TryGet<Exposure>(out m_autoExposure))
|
|
m_autoExposure.fixedExposure.value = newExposureKey;
|
|
}
|
|
}
|