Error of shape optimization

Most appropriate sub-area of Processing 4?

Core/Environment/Rendering, OpenGL, Export

Processing version

5/4.3.1/3.5.4

Operating system

Windows/Android

Steps to reproduce this

"1.Use alpha in color of fill(). It start can be visible.

2.3D primitives or obj models."

snippet

// Paste your code below :)

void setup() {
fullScreen(P3D);
}

void draw() {
background(0);
rotateY(PI/180*frameCount);
fill(255,50);
box(100);
//or obj model
}

Additional context

Fix it in p3 and p4 please. I making programs for old windows and android versions. And in p4 doesn't load and save files in play mode and released app.

首先，在列出的 Processing 版本和平台上，使用半透明的 fill() 以及 3D 方框或 OBJ 模型，重现所提供的 P3D 草图。将 alpha 渲染报告与关于文件加载和保存的附加说法分开；完成的标准是每个已重现的行为都有已确认的修复，或有明确记录的限制。