From c48e23a8949eaa89d06908201357b53fa7eaedbe Mon Sep 17 00:00:00 2001
From: SHsuperCM <shsupercm@gmail.com>
Date: Fri, 21 Jan 2022 15:50:24 +0200
Subject: Added config/screen for defaults

---
 .../main/java/shcm/shsupercm/util/logic/Loops.java | 60 ++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 defaults/src/main/java/shcm/shsupercm/util/logic/Loops.java

(limited to 'defaults/src/main/java/shcm/shsupercm/util')

diff --git a/defaults/src/main/java/shcm/shsupercm/util/logic/Loops.java b/defaults/src/main/java/shcm/shsupercm/util/logic/Loops.java
new file mode 100644
index 0000000..6c18244
--- /dev/null
+++ b/defaults/src/main/java/shcm/shsupercm/util/logic/Loops.java
@@ -0,0 +1,60 @@
+package shcm.shsupercm.util.logic;
+
+import java.util.*;
+
+/**
+ * This class(or class portion) is a part of SHCM's utilities. Feel free to use without credit.
+ */
+public class Loops {
+    /**
+     * Creates a loop of T with linked intensities allowing for fading between the elements.
+     * @param items list of items and pause durations(in time units) ordered as they are in the loop
+     * @param fade time in units to fade between each item
+     * @param ticks positive raising counter
+     * @param tpu the amount of ticks per time unit
+     * @param <T> element type
+     * @return map of elements and their respective intensities(between 0.0f and 1.0f)
+     */
+    public static <T> Map<T, Float> statelessFadingLoop(List<Map.Entry<T, Float>> items, float fade, int ticks, int tpu) {
+        Map<T, Float> itemValues = new HashMap<>();
+
+        if (items == null || items.size() == 0)
+            return itemValues;
+
+        if (items.size() == 1) {
+            itemValues.put(items.get(0).getKey(), 1f);
+            return itemValues;
+        }
+
+        float totalUnitsInLoop = 0f;
+        for (Map.Entry<T, Float> item : items) {
+            itemValues.put(item.getKey(), 0f);
+            totalUnitsInLoop += item.getValue() + fade;
+        }
+
+        float unitInLoop = (ticks % (tpu * totalUnitsInLoop)) / tpu;
+
+        for (int i = 0; i < items.size(); i++) {
+            Map.Entry<T, Float> item = items.get(i);
+            if (unitInLoop < item.getValue()) {
+                itemValues.put(item.getKey(), 1f);
+                break;
+            } else
+                unitInLoop -= item.getValue();
+
+            if (unitInLoop < fade) {
+                Map.Entry<T, Float> nextItem = items.get(i + 1 >= items.size() ? 0 : i + 1);
+
+                unitInLoop /= fade;
+
+                itemValues.put(item.getKey(), 1f - unitInLoop);
+                itemValues.put(nextItem.getKey(), unitInLoop);
+
+                break;
+            } else
+                unitInLoop -= fade;
+        }
+
+        return itemValues;
+    }
+}
\ No newline at end of file
-- 
cgit