From ee20787c5e95ef0100e763f5a634b7086ca1fecf Mon Sep 17 00:00:00 2001
From: arkon <eugcheung94@gmail.com>
Date: Sun, 5 Sep 2021 14:34:54 -0400
Subject: [PATCH] Retain GLUtil.maxTextureSize

---
 .../eu/kanade/tachiyomi/util/system/GLUtil.kt | 67 +++++++++----------
 1 file changed, 30 insertions(+), 37 deletions(-)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/util/system/GLUtil.kt b/app/src/main/java/eu/kanade/tachiyomi/util/system/GLUtil.kt
index 739ce709d..59876e002 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/util/system/GLUtil.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/util/system/GLUtil.kt
@@ -5,50 +5,43 @@ import javax.microedition.khronos.egl.EGLConfig
 import javax.microedition.khronos.egl.EGLContext
 import kotlin.math.max
 
-class GLUtil private constructor() {
-    companion object {
-        // Safe minimum default size
-        private const val IMAGE_MAX_BITMAP_DIMENSION = 2048
+object GLUtil {
+    val maxTextureSize: Int by lazy {
+        // Get EGL Display
+        val egl = EGLContext.getEGL() as EGL10
+        val display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY)
 
-        val maxTextureSize: Int
-            get() {
-                // Get EGL Display
-                val egl = EGLContext.getEGL() as EGL10
-                val display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY)
+        // Initialise
+        val version = IntArray(2)
+        egl.eglInitialize(display, version)
 
-                // Initialise
-                val version = IntArray(2)
-                egl.eglInitialize(display, version)
+        // Query total number of configurations
+        val totalConfigurations = IntArray(1)
+        egl.eglGetConfigs(display, null, 0, totalConfigurations)
 
-                // Query total number of configurations
-                val totalConfigurations = IntArray(1)
-                egl.eglGetConfigs(display, null, 0, totalConfigurations)
+        // Query actual list configurations
+        val configurationsList = arrayOfNulls<EGLConfig>(totalConfigurations[0])
+        egl.eglGetConfigs(display, configurationsList, totalConfigurations[0], totalConfigurations)
 
-                // Query actual list configurations
-                val configurationsList = arrayOfNulls<EGLConfig>(totalConfigurations[0])
-                egl.eglGetConfigs(display, configurationsList, totalConfigurations[0], totalConfigurations)
+        val textureSize = IntArray(1)
+        var maximumTextureSize = 0
 
-                val textureSize = IntArray(1)
-                var maximumTextureSize = 0
+        // Iterate through all the configurations to located the maximum texture size
+        for (i in 0 until totalConfigurations[0]) {
+            // Only need to check for width since opengl textures are always squared
+            egl.eglGetConfigAttrib(display, configurationsList[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSize)
 
-                // Iterate through all the configurations to located the maximum texture size
-                for (i in 0 until totalConfigurations[0]) {
-                    // Only need to check for width since opengl textures are always squared
-                    egl.eglGetConfigAttrib(display, configurationsList[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSize)
+            // Keep track of the maximum texture size
+            if (maximumTextureSize < textureSize[0]) maximumTextureSize = textureSize[0]
+        }
 
-                    // Keep track of the maximum texture size
-                    if (maximumTextureSize < textureSize[0]) maximumTextureSize = textureSize[0]
-                }
+        // Release
+        egl.eglTerminate(display)
 
-                // Release
-                egl.eglTerminate(display)
-
-                // Return largest texture size found, or default
-                return max(maximumTextureSize, IMAGE_MAX_BITMAP_DIMENSION)
-            }
-    }
-
-    init {
-        throw InstantiationException("This class is not for instantiation")
+        // Return largest texture size found, or default
+        max(maximumTextureSize, IMAGE_MAX_BITMAP_DIMENSION)
     }
 }
+
+// Safe minimum default size
+private const val IMAGE_MAX_BITMAP_DIMENSION = 2048