adding ashfang gravity orbs display

2 files changed, 96 insertions, 1 deletions

diff --git a/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt b/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
index 92febf7b6..49b5f74ef 100644
--- a/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
+++ b/src/main/java/at/hannibal2/skyhanni/utils/RenderUtils.kt
@@ -73,7 +73,7 @@ object RenderUtils {
      * @author Moulberry
      * @author Mojang
      */
-    private fun drawFilledBoundingBox(aabb: AxisAlignedBB, c: Color, alphaMultiplier: Float = 1f) {
+    fun drawFilledBoundingBox(aabb: AxisAlignedBB, c: Color, alphaMultiplier: Float = 1f) {
         GlStateManager.enableBlend()
         GlStateManager.disableLighting()
         GlStateManager.tryBlendFuncSeparate(770, 771, 1, 0)
diff --git a/src/main/java/at/hannibal2/skyhanni/utils/SpecialColour.java b/src/main/java/at/hannibal2/skyhanni/utils/SpecialColour.java
new file mode 100644
index 000000000..6495873f4
--- /dev/null
+++ b/src/main/java/at/hannibal2/skyhanni/utils/SpecialColour.java
@@ -0,0 +1,95 @@
+package at.hannibal2.skyhanni.utils;
+
+import java.awt.*;
+
+/**
+ * Taken from NotEnoughUpdates
+ */
+public class SpecialColour {
+    public static String special(int chromaSpeed, int alpha, int rgb) {
+        return special(chromaSpeed, alpha, (rgb & 0xFF0000) >> 16, (rgb & 0x00FF00) >> 8, (rgb & 0x0000FF));
+    }
+
+    private static final int RADIX = 10;
+
+    public static String special(int chromaSpeed, int alpha, int r, int g, int b) {
+        StringBuilder sb = new StringBuilder();
+        sb.append(Integer.toString(chromaSpeed, RADIX)).append(":");
+        sb.append(Integer.toString(alpha, RADIX)).append(":");
+        sb.append(Integer.toString(r, RADIX)).append(":");
+        sb.append(Integer.toString(g, RADIX)).append(":");
+        sb.append(Integer.toString(b, RADIX));
+        return sb.toString();
+    }
+
+    private static int[] decompose(String csv) {
+        String[] split = csv.split(":");
+
+        int[] arr = new int[split.length];
+
+        for (int i = 0; i < split.length; i++) {
+            arr[i] = Integer.parseInt(split[split.length - 1 - i], RADIX);
+        }
+        return arr;
+    }
+
+    public static int specialToSimpleRGB(String special) {
+        int[] d = decompose(special);
+        int r = d[2];
+        int g = d[1];
+        int b = d[0];
+        int a = d[3];
+        int chr = d[4];
+
+        return (a & 0xFF) << 24 | (r & 0xFF) << 16 | (g & 0xFF) << 8 | (b & 0xFF);
+    }
+
+    public static int getSpeed(String special) {
+        return decompose(special)[4];
+    }
+
+    public static float getSecondsForSpeed(int speed) {
+        return (255 - speed) / 254f * (MAX_CHROMA_SECS - MIN_CHROMA_SECS) + MIN_CHROMA_SECS;
+    }
+
+    private static final int MIN_CHROMA_SECS = 1;
+    private static final int MAX_CHROMA_SECS = 60;
+
+    public static long startTime = -1;
+
+    public static int specialToChromaRGB(String special) {
+        if (startTime < 0) startTime = System.currentTimeMillis();
+
+        int[] d = decompose(special);
+        int chr = d[4];
+        int a = d[3];
+        int r = d[2];
+        int g = d[1];
+        int b = d[0];
+
+        float[] hsv = Color.RGBtoHSB(r, g, b, null);
+
+        if (chr > 0) {
+            float seconds = getSecondsForSpeed(chr);
+            hsv[0] += (System.currentTimeMillis() - startTime) / 1000f / seconds;
+            hsv[0] %= 1;
+            if (hsv[0] < 0) hsv[0] += 1;
+        }
+
+        return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
+    }
+
+    public static int rotateHue(int argb, int degrees) {
+        int a = (argb >> 24) & 0xFF;
+        int r = (argb >> 16) & 0xFF;
+        int g = (argb >> 8) & 0xFF;
+        int b = (argb) & 0xFF;
+
+        float[] hsv = Color.RGBtoHSB(r, g, b, null);
+
+        hsv[0] += degrees / 360f;
+        hsv[0] %= 1;
+
+        return (a & 0xFF) << 24 | (Color.HSBtoRGB(hsv[0], hsv[1], hsv[2]) & 0x00FFFFFF);
+    }
+}