From ce9e95e5ce47e9d7e11fe0b01ae0cf889f9ad7d1 Mon Sep 17 00:00:00 2001
From: opfromthestart <opfromthestart@gmail.com>
Date: Sat, 11 Sep 2021 21:11:59 -0400
Subject: [PATCH] Well, its [i]a[/i] cube.

-Added CubeComponent to render a cube to the screen
-Added it to the title screen
---
 .../progressia/test/CubeComponent.java        | 92 +++++++++++++++++++
 .../windcorp/progressia/test/LayerTitle.java  |  2 +
 2 files changed, 94 insertions(+)
 create mode 100644 src/main/java/ru/windcorp/progressia/test/CubeComponent.java

diff --git a/src/main/java/ru/windcorp/progressia/test/CubeComponent.java b/src/main/java/ru/windcorp/progressia/test/CubeComponent.java
new file mode 100644
index 0000000..8cc9331
--- /dev/null
+++ b/src/main/java/ru/windcorp/progressia/test/CubeComponent.java
@@ -0,0 +1,92 @@
+package ru.windcorp.progressia.test;
+
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
+
+import glm.mat._4.Mat4;
+import glm.vec._3.Vec3;
+import glm.vec._4.Vec4;
+import ru.windcorp.progressia.client.graphics.flat.RenderTarget;
+import ru.windcorp.progressia.client.graphics.gui.Component;
+
+public class CubeComponent extends Component {
+
+	private Mat4 transforms[];
+	
+	private final double pi2 = Math.PI/2;
+	private final double r3 = Math.sqrt(3);
+	
+	private ScheduledExecutorService executor = Executors.newScheduledThreadPool(1);
+	
+	private int size = 100;
+	
+	public CubeComponent(String name) {
+		super(name);
+		transforms = new Mat4[6];
+		setPreferredSize((int) Math.ceil(r3*size),(int) Math.ceil(r3*size));
+		executor.scheduleAtFixedRate(() -> requestReassembly(), 1, 60, TimeUnit.MILLISECONDS);
+	}
+	
+	// Notes to me
+	// z axis is through the screen
+	// y is horizontal spin
+	// x is vertical spin
+	
+
+	private void computeTransforms()
+	{
+		transforms[0] = new Mat4(1);
+		transforms[1] = new Mat4(1);
+		transforms[2] = new Mat4(1);
+		transforms[3] = new Mat4(1);
+		transforms[4] = new Mat4(1);
+		transforms[5] = new Mat4(1);
+		
+		long time = System.currentTimeMillis();
+		
+		for (int i=0;i<6;i++)
+		{
+			transforms[i].rotate((float) (time%(1000*6.28) )/ 1000, new Vec3(0,1,0)).rotate((float) (time%(6777*6.28) )/ 6777, new Vec3(1,0,0));
+		}
+		
+		transforms[0] = transforms[0].translate(new Vec3(-50,-50,60));
+		transforms[1] = transforms[1].translate(new Vec3(-50,-60,-50)).rotate((float) pi2, new Vec3(1,0,0));
+		transforms[2] = transforms[2].translate(new Vec3(-40,-50,50)).rotate((float) pi2, new Vec3(0,1,0));
+		transforms[3] = transforms[3].translate(new Vec3(-50,-50,-40));
+		transforms[4] = transforms[4].translate(new Vec3(-50,40,-50)).rotate((float) pi2, new Vec3(1,0,0));
+		transforms[5] = transforms[5].translate(new Vec3(60,-50,50)).rotate((float) pi2, new Vec3(0,1,0));
+	}
+	
+	@Override
+	protected void assembleSelf(RenderTarget target)
+	{
+		computeTransforms();
+		
+		int b=0;
+		
+		target.pushTransform(new Mat4(1).translate(new Vec3(size,size,0)));
+		
+		for (Mat4 tr : transforms)
+		{
+			target.pushTransform(tr);
+			switch (b%3)
+			{
+			case 0:
+				target.fill(0, 0, size, size, new Vec4(255,0,0,255));
+				break;
+			case 1:
+				target.fill(0, 0, size, size, new Vec4(0,255,0,255));
+				break;
+			case 2:
+				target.fill(0, 0, size, size, new Vec4(0,0,255,255));
+				break;
+			}
+			
+			b++;
+			target.popTransform();
+		}
+		
+		target.popTransform();
+	}
+}
diff --git a/src/main/java/ru/windcorp/progressia/test/LayerTitle.java b/src/main/java/ru/windcorp/progressia/test/LayerTitle.java
index 365e437..fd40e3a 100644
--- a/src/main/java/ru/windcorp/progressia/test/LayerTitle.java
+++ b/src/main/java/ru/windcorp/progressia/test/LayerTitle.java
@@ -51,6 +51,8 @@ public class LayerTitle extends GUILayer {
 			System.exit(0);
 		}));
 		
+		content.addChild(new CubeComponent(name+".Cube"));
+		
 		getRoot().addChild(content);
 	}