VulkanShader_1.21.10-0.0.4-alpha.jar

• VulkanShader_1.21.10-0.0.4-alpha.jar
• net
• vulkanmod
• vulkan
• device
• Device.java

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    package net.vulkanmod.vulkan.device;

import java.nio.IntBuffer;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Collectors;
import org.lwjgl.glfw.GLFW;
import org.lwjgl.system.MemoryStack;
import org.lwjgl.vulkan.VK10;
import org.lwjgl.vulkan.VK11;
import org.lwjgl.vulkan.VkExtensionProperties;
import org.lwjgl.vulkan.VkPhysicalDevice;
import org.lwjgl.vulkan.VkPhysicalDeviceFeatures2;
import org.lwjgl.vulkan.VkPhysicalDeviceProperties;
import org.lwjgl.vulkan.VkPhysicalDeviceVulkan11Features;

public class Device {
   final VkPhysicalDevice physicalDevice;
   final VkPhysicalDeviceProperties properties;
   private final int vendorId;
   public final String vendorIdString;
   public final String deviceName;
   public final String driverVersion;
   public final String vkVersion;
   public final VkPhysicalDeviceFeatures2 availableFeatures;
   public final VkPhysicalDeviceVulkan11Features availableFeatures11;
   private boolean drawIndirectSupported;

   public Device(VkPhysicalDevice device) {
      this.physicalDevice = device;
      this.properties = VkPhysicalDeviceProperties.malloc();
      VK10.vkGetPhysicalDeviceProperties(this.physicalDevice, this.properties);
      this.vendorId = this.properties.vendorID();
      this.vendorIdString = decodeVendor(this.properties.vendorID());
      this.deviceName = this.properties.deviceNameString();
      this.driverVersion = decodeDvrVersion(this.properties.driverVersion(), this.properties.vendorID());
      this.vkVersion = decDefVersion(getVkVer());
      this.availableFeatures = VkPhysicalDeviceFeatures2.calloc();
      this.availableFeatures.sType$Default();
      this.availableFeatures11 = VkPhysicalDeviceVulkan11Features.malloc();
      this.availableFeatures11.sType$Default();
      this.availableFeatures.pNext(this.availableFeatures11);
      VK11.vkGetPhysicalDeviceFeatures2(this.physicalDevice, this.availableFeatures);
      if (this.availableFeatures.features().multiDrawIndirect() && this.availableFeatures11.shaderDrawParameters()) {
         this.drawIndirectSupported = true;
      }

   }

   private static String decodeVendor(int i) {
      String var10000;
      switch (i) {
         case 4130 -> var10000 = "AMD";
         case 4318 -> var10000 = "Nvidia";
         case 32902 -> var10000 = "Intel";
         default -> var10000 = "undef";
      }

      return var10000;
   }

   static String decDefVersion(int v) {
      int var10000 = VK10.VK_VERSION_MAJOR(v);
      return var10000 + "." + VK10.VK_VERSION_MINOR(v) + "." + VK10.VK_VERSION_PATCH(v);
   }

   private static String decodeDvrVersion(int v, int i) {
      String var10000;
      switch (i) {
         case 4130 -> var10000 = decDefVersion(v);
         case 4318 -> var10000 = decodeNvidia(v);
         case 32902 -> var10000 = decIntelVersion(v);
         default -> var10000 = decDefVersion(v);
      }

      return var10000;
   }

   private static String decIntelVersion(int v) {
      return GLFW.glfwGetPlatform() == 393217 ? (v >>> 14) + "." + (v & 16383) : decDefVersion(v);
   }

   private static String decodeNvidia(int v) {
      return (v >>> 22 & 1023) + "." + (v >>> 14 & 255) + "." + (v >>> 6 & 255) + "." + (v & 255);
   }

   static int getVkVer() {
      MemoryStack stack = MemoryStack.stackPush();

      int var3;
      try {
         IntBuffer a = stack.mallocInt(1);
         VK11.vkEnumerateInstanceVersion(a);
         int vkVer1 = a.get(0);
         if (VK10.VK_VERSION_MINOR(vkVer1) < 2) {
            throw new RuntimeException("Vulkan 1.2 not supported: Only Has: %s".formatted(decDefVersion(vkVer1)));
         }

         var3 = vkVer1;
      } catch (Throwable var5) {
         if (stack != null) {
            try {
               stack.close();
            } catch (Throwable var4) {
               var5.addSuppressed(var4);
            }
         }

         throw var5;
      }

      if (stack != null) {
         stack.close();
      }

      return var3;
   }

   public Set<String> getUnsupportedExtensions(Set<String> requiredExtensions) {
      MemoryStack stack = MemoryStack.stackPush();

      Object var7;
      try {
         IntBuffer extensionCount = stack.ints(0);
         VK10.vkEnumerateDeviceExtensionProperties(this.physicalDevice, (String)null, extensionCount, (VkExtensionProperties.Buffer)null);
         VkExtensionProperties.Buffer availableExtensions = VkExtensionProperties.malloc(extensionCount.get(0), stack);
         VK10.vkEnumerateDeviceExtensionProperties(this.physicalDevice, (String)null, extensionCount, availableExtensions);
         Set<String> extensions = (Set)availableExtensions.stream().map(VkExtensionProperties::extensionNameString).collect(Collectors.toSet());
         Set<String> unsupportedExtensions = new HashSet(requiredExtensions);
         unsupportedExtensions.removeAll(extensions);
         var7 = unsupportedExtensions;
      } catch (Throwable var9) {
         if (stack != null) {
            try {
               stack.close();
            } catch (Throwable var8) {
               var9.addSuppressed(var8);
            }
         }

         throw var9;
      }

      if (stack != null) {
         stack.close();
      }

      return (Set<String>)var7;
   }

   public boolean isDrawIndirectSupported() {
      return this.drawIndirectSupported;
   }

   public boolean isAMD() {
      return this.vendorId == 4130;
   }

   public boolean isNvidia() {
      return this.vendorId == 4318;
   }

   public boolean isIntel() {
      return this.vendorId == 32902;
   }
}
    

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