VulkanShader_1.21.10-0.0.4-alpha.jar

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    package net.vulkanmod.config.video;

import java.util.ArrayList;
import java.util.List;
import net.vulkanmod.Initializer;
import org.lwjgl.PointerBuffer;
import org.lwjgl.glfw.GLFW;
import org.lwjgl.glfw.GLFWVidMode;

public abstract class VideoModeManager {
   private static VideoModeSet.VideoMode osVideoMode;
   private static VideoModeSet[] videoModeSets;
   private static long[] monitors;
   private static String[] monitorNames;
   public static VideoModeSet.VideoMode selectedVideoMode;

   public static void init() {
      enumerateMonitors();
      long monitor = GLFW.glfwGetPrimaryMonitor();
      osVideoMode = getCurrentVideoMode(monitor);
      videoModeSets = populateVideoResolutions(monitor);
   }

   private static void enumerateMonitors() {
      PointerBuffer monitorsBuffer = GLFW.glfwGetMonitors();
      if (monitorsBuffer != null && monitorsBuffer.limit() > 0) {
         monitors = new long[monitorsBuffer.limit()];
         monitorNames = new String[monitorsBuffer.limit()];

         for(int i = 0; i < monitorsBuffer.limit(); ++i) {
            monitors[i] = monitorsBuffer.get(i);
            String name = GLFW.glfwGetMonitorName(monitors[i]);
            monitorNames[i] = name != null ? name : "Monitor " + (i + 1);
         }
      } else {
         long primary = GLFW.glfwGetPrimaryMonitor();
         monitors = new long[]{primary};
         String name = GLFW.glfwGetMonitorName(primary);
         monitorNames = new String[]{name != null ? name : "Primary"};
      }

   }

   public static void applyMonitorConfig(int monitorIndex) {
      long monitor = getMonitorByIndex(monitorIndex);
      osVideoMode = getCurrentVideoMode(monitor);
      videoModeSets = populateVideoResolutions(monitor);
      selectedVideoMode = getFirstAvailable().getVideoMode();
      applySelectedVideoMode();
   }

   public static long getMonitorByIndex(int idx) {
      return monitors != null && idx >= 0 && idx < monitors.length ? monitors[idx] : GLFW.glfwGetPrimaryMonitor();
   }

   public static long getConfiguredMonitor() {
      return getMonitorByIndex(Initializer.CONFIG.monitorIndex);
   }

   public static int[] getConfiguredMonitorPos() {
      long monitor = getConfiguredMonitor();
      int[] x = new int[1];
      int[] y = new int[1];
      GLFW.glfwGetMonitorPos(monitor, x, y);
      return new int[]{x[0], y[0]};
   }

   public static int getMonitorCount() {
      return monitors != null ? monitors.length : 1;
   }

   public static String getMonitorName(int index) {
      return monitorNames != null && index >= 0 && index < monitorNames.length ? index + 1 + ": " + monitorNames[index] : "Monitor " + (index + 1);
   }

   public static void applySelectedVideoMode() {
      Initializer.CONFIG.videoMode = selectedVideoMode;
   }

   public static VideoModeSet[] getVideoResolutions() {
      return videoModeSets;
   }

   public static VideoModeSet getFirstAvailable() {
      return videoModeSets != null ? videoModeSets[videoModeSets.length - 1] : VideoModeSet.getDummy();
   }

   public static VideoModeSet.VideoMode getOsVideoMode() {
      return osVideoMode;
   }

   public static VideoModeSet.VideoMode getCurrentVideoMode(long monitor) {
      GLFWVidMode vidMode = GLFW.glfwGetVideoMode(monitor);
      if (vidMode == null) {
         throw new NullPointerException("Unable to get current video mode");
      } else {
         return new VideoModeSet.VideoMode(vidMode.width(), vidMode.height(), vidMode.redBits(), vidMode.refreshRate());
      }
   }

   public static VideoModeSet[] populateVideoResolutions(long monitor) {
      GLFWVidMode.Buffer buffer = GLFW.glfwGetVideoModes(monitor);
      List<VideoModeSet> videoModeSets = new ArrayList();
      int currWidth = 0;
      int currHeight = 0;
      int currBitDepth = 0;
      VideoModeSet videoModeSet = null;

      for(int i = 0; i < buffer.limit(); ++i) {
         buffer.position(i);
         int bitDepth = buffer.redBits();
         if (buffer.redBits() >= 8 && buffer.greenBits() == bitDepth && buffer.blueBits() == bitDepth) {
            int width = buffer.width();
            int height = buffer.height();
            int refreshRate = buffer.refreshRate();
            if (currWidth != width || currHeight != height || currBitDepth != bitDepth) {
               currWidth = width;
               currHeight = height;
               currBitDepth = bitDepth;
               videoModeSet = new VideoModeSet(width, height, bitDepth);
               videoModeSets.add(videoModeSet);
            }

            videoModeSet.addRefreshRate(refreshRate);
         }
      }

      VideoModeSet[] arr = new VideoModeSet[videoModeSets.size()];
      videoModeSets.toArray(arr);
      return arr;
   }

   public static VideoModeSet getFromVideoMode(VideoModeSet.VideoMode videoMode) {
      for(VideoModeSet set : videoModeSets) {
         if (set.width == videoMode.width && set.height == videoMode.height) {
            return set;
         }
      }

      return null;
   }
}
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