Home › Forums › Games202-高质量实时渲染 › 关于【作业1】降噪方法的总结 Tagged: 作业1 This topic has 0 replies, 1 voice, and was last updated 3 years, 8 months ago by Junhaow. Viewing 0 reply threads Author Posts 2021年4月2日 at 上午4:06 #8004 Score: 2 JunhaowParticipant Karma: 5 pts 在群里翻看了大佬们的讨论,觉得信息有点乱,在这里罗列一下可以尝试的方法: 1. 完成PCF后,地面和人物山有噪点,画面是灰的 –> 圆盘采样后的 Filter Size 太大,尝试将它设置成每个 texel 的大小乘以 0 – 10 2. 设置完 Filter Size 后还能肉眼看到地面和人物上有噪点 –> 尝试在比较深度的时候加入 Bias 3. 地面没噪点了,但能看到阴影边缘有噪点 –> 有人说将poissonDiskSamples()的参数写死,如vec2(0.5, 0.5) –> 我试了一下,阴影边缘没噪点了,但有分层的效果 –> 可以尝试仍然使用纹理坐标作为参数,然后将NUM_SAMPLES调大有降噪效果 This post has received 2 votes up. This topic was modified 3 years, 8 months ago by Junhaow. Author Posts Viewing 0 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In