1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
|
using System;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;
// Unit效果之一，镜头效果，通过command buffer实现
public class UnitLensEffect : UnitComponent
{
private List<RendererProxy> renderers;
private static ObjectPool<CommandBuffer> m_CommandBufferPool;
private List<LensEffectBase> m_Effects;
// 每个角色维护单独的command buffers，而不是共享command buffer。有一定开销，但不重要。
private Dictionary<ERenderingEvent, CommandBuffer> m_InUseCommandBuffers;
private Dictionary<ERenderingEvent, CommandBuffer> m_CachedCommandBuffers;
static UnitLensEffect()
{
m_CommandBufferPool = new ObjectPool<CommandBuffer>(null, null);
}
public override void Initialize()
{
base.Initialize();
renderers = new List<RendererProxy>();
m_Effects = new List<LensEffectBase>();
m_InUseCommandBuffers = new Dictionary<ERenderingEvent, CommandBuffer>();
m_CachedCommandBuffers = new Dictionary<ERenderingEvent, CommandBuffer>();
}
public override void OnUpdate()
{
base.OnUpdate();
}
public override void OnPostInitialize()
{
base.OnPostInitialize();
IBodyRendererAgent body = owner.unitRender.body;
if (body == null || body.renderers == null)
return;
for (int i = 0; i < body.renderers.Length; ++i)
{
var renderer = body.renderers[i];
if (renderer == null)
continue;
RendererProxy proxy = renderer.renderer.gameObject.GetOrAddComponent<RendererProxy>();
proxy.Initialize(renderer);
proxy.onWillRenderObject = OnWillRenderObj;
proxy.onRenderObject = OnRenderObj;
renderers.Add(proxy);
}
MainCamera.Instance.customRenderingPipeline.onPreCull += OnWillRenderUnit;
MainCamera.Instance.customRenderingPipeline.onPostRender += OnRenderUnit;
/////
//m_Effects.Add(new LensEffect_MotionBlur());
//m_Effects.Add(new LensEffect_BlurRim(Color.blue));
}
public override void Release()
{
base.Release();
MainCamera.Instance.customRenderingPipeline.onPreRender -= OnWillRenderUnit;
MainCamera.Instance.customRenderingPipeline.onPostRender -= OnRenderUnit;
}
private void OnWillRenderUnit()
{
if (m_Effects == null || m_Effects.Count == 0)
return;
PrepareCommandBuffers();
IBodyRendererAgent body = owner.unitRender.body;
if (body == null || body.renderers == null)
return;
if (m_Effects == null || m_Effects.Count == 0)
return;
foreach (var cb in m_InUseCommandBuffers)
{
cb.Value.Clear();
ERenderingEvent re = cb.Key;
CameraEvent ce = re.ToCameraEvent();
for (int i = 0; i < m_Effects.Count; ++i)
{
LensEffectBase eff = m_Effects[i];
if (!eff.renderingEvents.HasFlag(re))
continue;
MethodInfo method = eff.GetType().GetMethod(re.ToString(), BindingFlags.Instance | BindingFlags.Public, null, new Type[] { typeof(LensEffectBase.EStage), typeof(CommandBuffer) }, null);
if (method == null)
continue;
eff.owner = owner;
method.Invoke(eff, new object[] { LensEffectBase.EStage.Before, cb.Value });
// iterate unit renderers
for (int j = 0; j < body.renderers.Length; ++j)
{
var renderer = body.renderers[j];
if (renderer == null)
continue;
eff.curBodypartRenderer = renderer;
method.Invoke(eff, new object[] { LensEffectBase.EStage.Iterate, cb.Value });
}
method.Invoke(eff, new object[] { LensEffectBase.EStage.After, cb.Value });
}
MainCamera.Instance.camera.AddCommandBuffer(ce, cb.Value);
}
}
private void OnRenderUnit()
{
if (m_Effects == null || m_Effects.Count == 0)
return;
// 执行每个event的finish
foreach (var cb in m_InUseCommandBuffers)
{
ERenderingEvent re = cb.Key;
for (int i = 0; i < m_Effects.Count; ++i)
{
LensEffectBase eff = m_Effects[i];
if (!eff.renderingEvents.HasFlag(re))
continue;
MethodInfo method = eff.GetType().GetMethod(re.ToString(), BindingFlags.Instance | BindingFlags.Public, null, new Type[] { typeof(LensEffectBase.EStage), typeof(CommandBuffer) }, null);
if (method == null)
continue;
method.Invoke(eff, new object[] { LensEffectBase.EStage.Finished, cb.Value });
}
}
for (int i = 0; i < m_Effects.Count; ++i)
{
LensEffectBase eff = m_Effects[i];
MethodInfo method = eff.GetType().GetMethod("OnRenderFinish", BindingFlags.Instance | BindingFlags.Public);
if (method == null)
continue;
method.Invoke(eff, new object[] { });
}
foreach (var cb in m_InUseCommandBuffers)
{
CameraEvent ce = cb.Key.ToCameraEvent();
MainCamera.Instance.camera.RemoveCommandBuffer(ce, cb.Value);
}
}
private void OnWillRenderObj(BodyPartRenderer renderer)
{
}
private void OnRenderObj(BodyPartRenderer renderer)
{
}
void PrepareCommandBuffers()
{
if(m_InUseCommandBuffers.Count != 0)
{
var temp = m_CachedCommandBuffers;
m_CachedCommandBuffers = m_InUseCommandBuffers;
m_InUseCommandBuffers = temp;
}
ERenderingEvent usedEvent = ERenderingEvent.None;
for (int i = 0; i < m_Effects.Count; ++i)
{
usedEvent |= m_Effects[i].renderingEvents;
}
foreach(ERenderingEvent evt in Enum.GetValues(typeof(ERenderingEvent)))
{
if (evt == ERenderingEvent.None)
continue;
if(usedEvent.HasFlag(evt))
{
CommandBuffer cb;
if(m_CachedCommandBuffers.TryGetValue(evt, out cb))
{
m_CachedCommandBuffers.Remove(evt);
}
else
{
cb = m_CommandBufferPool.Get();
cb.name = evt.ToString();
}
m_InUseCommandBuffers.Add(evt, cb);
}
}
foreach(var cb in m_CachedCommandBuffers)
{
m_CommandBufferPool.Release(cb.Value);
}
m_CachedCommandBuffers.Clear();
}
static CommandBuffer ClaimCommandBuffer()
{
CommandBuffer cb = m_CommandBufferPool.Get();
cb.Clear();
return cb;
}
static void ReleaseCommandBuffer(ref CommandBuffer cb)
{
m_CommandBufferPool.Release(cb);
cb = null;
}
public void AddEffect(LensEffectBase effect)
{
m_Effects.Add(effect);
}
}
|
