package org.lwjgl.util.vma;

import java.nio.ByteBuffer;
import javax.annotation.Nullable;
import org.lwjgl.BufferUtils;
import org.lwjgl.system.MemoryStack;
import org.lwjgl.system.MemoryUtil;
import org.lwjgl.system.NativeResource;
import org.lwjgl.system.NativeType;
import org.lwjgl.system.Struct;
import org.lwjgl.system.StructBuffer;

public class VmaAllocatorInfo extends Struct<VmaAllocatorInfo> implements NativeResource {
   public static final int SIZEOF;
   public static final int ALIGNOF;
   public static final int INSTANCE;
   public static final int PHYSICALDEVICE;
   public static final int DEVICE;

   protected VmaAllocatorInfo(long address, @Nullable ByteBuffer container) {
      super(address, container);
   }

   protected VmaAllocatorInfo create(long address, @Nullable ByteBuffer container) {
      return new VmaAllocatorInfo(address, container);
   }

   public VmaAllocatorInfo(ByteBuffer container) {
      super(MemoryUtil.memAddress(container), __checkContainer(container, SIZEOF));
   }

   public int sizeof() {
      return SIZEOF;
   }

   @NativeType("VkInstance")
   public long instance() {
      return ninstance(this.address());
   }

   @NativeType("VkPhysicalDevice")
   public long physicalDevice() {
      return nphysicalDevice(this.address());
   }

   @NativeType("VkDevice")
   public long device() {
      return ndevice(this.address());
   }

   public static VmaAllocatorInfo malloc() {
      return new VmaAllocatorInfo(MemoryUtil.nmemAllocChecked((long)SIZEOF), (ByteBuffer)null);
   }

   public static VmaAllocatorInfo calloc() {
      return new VmaAllocatorInfo(MemoryUtil.nmemCallocChecked(1L, (long)SIZEOF), (ByteBuffer)null);
   }

   public static VmaAllocatorInfo create() {
      ByteBuffer container = BufferUtils.createByteBuffer(SIZEOF);
      return new VmaAllocatorInfo(MemoryUtil.memAddress(container), container);
   }

   public static VmaAllocatorInfo create(long address) {
      return new VmaAllocatorInfo(address, (ByteBuffer)null);
   }

   @Nullable
   public static VmaAllocatorInfo createSafe(long address) {
      return address == 0L ? null : new VmaAllocatorInfo(address, (ByteBuffer)null);
   }

   public static Buffer malloc(int capacity) {
      return new Buffer(MemoryUtil.nmemAllocChecked(__checkMalloc(capacity, SIZEOF)), capacity);
   }

   public static Buffer calloc(int capacity) {
      return new Buffer(MemoryUtil.nmemCallocChecked((long)capacity, (long)SIZEOF), capacity);
   }

   public static Buffer create(int capacity) {
      ByteBuffer container = __create(capacity, SIZEOF);
      return new Buffer(MemoryUtil.memAddress(container), container, -1, 0, capacity, capacity);
   }

   public static Buffer create(long address, int capacity) {
      return new Buffer(address, capacity);
   }

   @Nullable
   public static Buffer createSafe(long address, int capacity) {
      return address == 0L ? null : new Buffer(address, capacity);
   }

   public static VmaAllocatorInfo malloc(MemoryStack stack) {
      return new VmaAllocatorInfo(stack.nmalloc(ALIGNOF, SIZEOF), (ByteBuffer)null);
   }

   public static VmaAllocatorInfo calloc(MemoryStack stack) {
      return new VmaAllocatorInfo(stack.ncalloc(ALIGNOF, 1, SIZEOF), (ByteBuffer)null);
   }

   public static Buffer malloc(int capacity, MemoryStack stack) {
      return new Buffer(stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity);
   }

   public static Buffer calloc(int capacity, MemoryStack stack) {
      return new Buffer(stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity);
   }

   public static long ninstance(long struct) {
      return MemoryUtil.memGetAddress(struct + (long)INSTANCE);
   }

   public static long nphysicalDevice(long struct) {
      return MemoryUtil.memGetAddress(struct + (long)PHYSICALDEVICE);
   }

   public static long ndevice(long struct) {
      return MemoryUtil.memGetAddress(struct + (long)DEVICE);
   }

   static {
      Struct.Layout layout = __struct(new Struct.Member[]{__member(POINTER_SIZE), __member(POINTER_SIZE), __member(POINTER_SIZE)});
      SIZEOF = layout.getSize();
      ALIGNOF = layout.getAlignment();
      INSTANCE = layout.offsetof(0);
      PHYSICALDEVICE = layout.offsetof(1);
      DEVICE = layout.offsetof(2);
   }

   public static class Buffer extends StructBuffer<VmaAllocatorInfo, Buffer> implements NativeResource {
      private static final VmaAllocatorInfo ELEMENT_FACTORY = VmaAllocatorInfo.create(-1L);

      public Buffer(ByteBuffer container) {
         super(container, container.remaining() / VmaAllocatorInfo.SIZEOF);
      }

      public Buffer(long address, int cap) {
         super(address, (ByteBuffer)null, -1, 0, cap, cap);
      }

      Buffer(long address, @Nullable ByteBuffer container, int mark, int pos, int lim, int cap) {
         super(address, container, mark, pos, lim, cap);
      }

      protected Buffer self() {
         return this;
      }

      protected VmaAllocatorInfo getElementFactory() {
         return ELEMENT_FACTORY;
      }

      @NativeType("VkInstance")
      public long instance() {
         return VmaAllocatorInfo.ninstance(this.address());
      }

      @NativeType("VkPhysicalDevice")
      public long physicalDevice() {
         return VmaAllocatorInfo.nphysicalDevice(this.address());
      }

      @NativeType("VkDevice")
      public long device() {
         return VmaAllocatorInfo.ndevice(this.address());
      }
   }
}