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A new generation graphics and compute API that provides high-efficiency, cross-platform access to modern GPUs used in a wide variety of devices from PCs and consoles to mobile phones and embedded platforms.

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/*
 * Copyright LWJGL. All rights reserved.
 * License terms: https://www.lwjgl.org/license
 * MACHINE GENERATED FILE, DO NOT EDIT
 */
package org.lwjgl.vulkan;

import java.nio.*;

import org.lwjgl.*;
import org.lwjgl.system.*;

import static org.lwjgl.system.MemoryUtil.*;
import static org.lwjgl.system.MemoryStack.*;

/**
 * Structure specifying a draw indexed indirect command.
 * 
 * 
Description
* *

The members of {@link VkDrawIndexedIndirectCommand} have the same meaning as the similarly named parameters of {@link VK10#vkCmdDrawIndexed CmdDrawIndexed}.

* *
Valid Usage
* *
    *
  • For a given vertex buffer binding, any attribute data fetched must be entirely contained within the corresponding vertex buffer binding, as described in the “Vertex Input Description” section
  • *
  • (indexSize * (firstIndex + indexCount) + offset) must be less than or equal to the size of the currently bound index buffer, with {@code indexSize} being based on the type specified by {@code indexType}, where the index buffer, {@code indexType}, and {@code offset} are specified via {@link VK10#vkCmdBindIndexBuffer CmdBindIndexBuffer}
  • *
  • If the drawIndirectFirstInstance feature is not enabled, {@code firstInstance} must be 0
  • *
* *
See Also
* *

{@link VK10#vkCmdDrawIndexedIndirect CmdDrawIndexedIndirect}

* *

Member documentation

* *
    *
  • {@code indexCount} – the number of vertices to draw.
  • *
  • {@code instanceCount} – the number of instances to draw.
  • *
  • {@code firstIndex} – the base index within the index buffer.
  • *
  • {@code vertexOffset} – the value added to the vertex index before indexing into the vertex buffer.
  • *
  • {@code firstInstance} – the instance ID of the first instance to draw.
  • *
* *

Layout

* *
 * struct VkDrawIndexedIndirectCommand {
 *     uint32_t indexCount;
 *     uint32_t instanceCount;
 *     uint32_t firstIndex;
 *     int32_t vertexOffset;
 *     uint32_t firstInstance;
 * }
*/ public class VkDrawIndexedIndirectCommand extends Struct implements NativeResource { /** The struct size in bytes. */ public static final int SIZEOF; public static final int ALIGNOF; /** The struct member offsets. */ public static final int INDEXCOUNT, INSTANCECOUNT, FIRSTINDEX, VERTEXOFFSET, FIRSTINSTANCE; static { Layout layout = __struct( __member(4), __member(4), __member(4), __member(4), __member(4) ); SIZEOF = layout.getSize(); ALIGNOF = layout.getAlignment(); INDEXCOUNT = layout.offsetof(0); INSTANCECOUNT = layout.offsetof(1); FIRSTINDEX = layout.offsetof(2); VERTEXOFFSET = layout.offsetof(3); FIRSTINSTANCE = layout.offsetof(4); } VkDrawIndexedIndirectCommand(long address, ByteBuffer container) { super(address, container); } /** * Creates a {@link VkDrawIndexedIndirectCommand} instance at the current position of the specified {@link ByteBuffer} container. Changes to the buffer's content will be * visible to the struct instance and vice versa. * *

The created instance holds a strong reference to the container object.

*/ public VkDrawIndexedIndirectCommand(ByteBuffer container) { this(memAddress(container), checkContainer(container, SIZEOF)); } @Override public int sizeof() { return SIZEOF; } /** Returns the value of the {@code indexCount} field. */ @NativeType("uint32_t") public int indexCount() { return nindexCount(address()); } /** Returns the value of the {@code instanceCount} field. */ @NativeType("uint32_t") public int instanceCount() { return ninstanceCount(address()); } /** Returns the value of the {@code firstIndex} field. */ @NativeType("uint32_t") public int firstIndex() { return nfirstIndex(address()); } /** Returns the value of the {@code vertexOffset} field. */ @NativeType("int32_t") public int vertexOffset() { return nvertexOffset(address()); } /** Returns the value of the {@code firstInstance} field. */ @NativeType("uint32_t") public int firstInstance() { return nfirstInstance(address()); } /** Sets the specified value to the {@code indexCount} field. */ public VkDrawIndexedIndirectCommand indexCount(@NativeType("uint32_t") int value) { nindexCount(address(), value); return this; } /** Sets the specified value to the {@code instanceCount} field. */ public VkDrawIndexedIndirectCommand instanceCount(@NativeType("uint32_t") int value) { ninstanceCount(address(), value); return this; } /** Sets the specified value to the {@code firstIndex} field. */ public VkDrawIndexedIndirectCommand firstIndex(@NativeType("uint32_t") int value) { nfirstIndex(address(), value); return this; } /** Sets the specified value to the {@code vertexOffset} field. */ public VkDrawIndexedIndirectCommand vertexOffset(@NativeType("int32_t") int value) { nvertexOffset(address(), value); return this; } /** Sets the specified value to the {@code firstInstance} field. */ public VkDrawIndexedIndirectCommand firstInstance(@NativeType("uint32_t") int value) { nfirstInstance(address(), value); return this; } /** Initializes this struct with the specified values. */ public VkDrawIndexedIndirectCommand set( int indexCount, int instanceCount, int firstIndex, int vertexOffset, int firstInstance ) { indexCount(indexCount); instanceCount(instanceCount); firstIndex(firstIndex); vertexOffset(vertexOffset); firstInstance(firstInstance); return this; } /** * Copies the specified struct data to this struct. * * @param src the source struct * * @return this struct */ public VkDrawIndexedIndirectCommand set(VkDrawIndexedIndirectCommand src) { memCopy(src.address(), address(), SIZEOF); return this; } // ----------------------------------- /** Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */ public static VkDrawIndexedIndirectCommand malloc() { return create(nmemAlloc(SIZEOF)); } /** Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */ public static VkDrawIndexedIndirectCommand calloc() { return create(nmemCalloc(1, SIZEOF)); } /** Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated with {@link BufferUtils}. */ public static VkDrawIndexedIndirectCommand create() { return new VkDrawIndexedIndirectCommand(BufferUtils.createByteBuffer(SIZEOF)); } /** Returns a new {@link VkDrawIndexedIndirectCommand} instance for the specified memory address or {@code null} if the address is {@code NULL}. */ public static VkDrawIndexedIndirectCommand create(long address) { return address == NULL ? null : new VkDrawIndexedIndirectCommand(address, null); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. * * @param capacity the buffer capacity */ public static Buffer malloc(int capacity) { return create(__malloc(capacity, SIZEOF), capacity); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. * * @param capacity the buffer capacity */ public static Buffer calloc(int capacity) { return create(nmemCalloc(capacity, SIZEOF), capacity); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated with {@link BufferUtils}. * * @param capacity the buffer capacity */ public static Buffer create(int capacity) { return new Buffer(__create(capacity, SIZEOF)); } /** * Create a {@link VkDrawIndexedIndirectCommand.Buffer} instance at the specified memory. * * @param address the memory address * @param capacity the buffer capacity */ public static Buffer create(long address, int capacity) { return address == NULL ? null : new Buffer(address, null, -1, 0, capacity, capacity); } // ----------------------------------- /** Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated on the thread-local {@link MemoryStack}. */ public static VkDrawIndexedIndirectCommand mallocStack() { return mallocStack(stackGet()); } /** Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */ public static VkDrawIndexedIndirectCommand callocStack() { return callocStack(stackGet()); } /** * Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated on the specified {@link MemoryStack}. * * @param stack the stack from which to allocate */ public static VkDrawIndexedIndirectCommand mallocStack(MemoryStack stack) { return create(stack.nmalloc(ALIGNOF, SIZEOF)); } /** * Returns a new {@link VkDrawIndexedIndirectCommand} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero. * * @param stack the stack from which to allocate */ public static VkDrawIndexedIndirectCommand callocStack(MemoryStack stack) { return create(stack.ncalloc(ALIGNOF, 1, SIZEOF)); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated on the thread-local {@link MemoryStack}. * * @param capacity the buffer capacity */ public static Buffer mallocStack(int capacity) { return mallocStack(capacity, stackGet()); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. * * @param capacity the buffer capacity */ public static Buffer callocStack(int capacity) { return callocStack(capacity, stackGet()); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated on the specified {@link MemoryStack}. * * @param stack the stack from which to allocate * @param capacity the buffer capacity */ public static Buffer mallocStack(int capacity, MemoryStack stack) { return create(stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity); } /** * Returns a new {@link VkDrawIndexedIndirectCommand.Buffer} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero. * * @param stack the stack from which to allocate * @param capacity the buffer capacity */ public static Buffer callocStack(int capacity, MemoryStack stack) { return create(stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity); } // ----------------------------------- /** Unsafe version of {@link #indexCount}. */ public static int nindexCount(long struct) { return memGetInt(struct + VkDrawIndexedIndirectCommand.INDEXCOUNT); } /** Unsafe version of {@link #instanceCount}. */ public static int ninstanceCount(long struct) { return memGetInt(struct + VkDrawIndexedIndirectCommand.INSTANCECOUNT); } /** Unsafe version of {@link #firstIndex}. */ public static int nfirstIndex(long struct) { return memGetInt(struct + VkDrawIndexedIndirectCommand.FIRSTINDEX); } /** Unsafe version of {@link #vertexOffset}. */ public static int nvertexOffset(long struct) { return memGetInt(struct + VkDrawIndexedIndirectCommand.VERTEXOFFSET); } /** Unsafe version of {@link #firstInstance}. */ public static int nfirstInstance(long struct) { return memGetInt(struct + VkDrawIndexedIndirectCommand.FIRSTINSTANCE); } /** Unsafe version of {@link #indexCount(int) indexCount}. */ public static void nindexCount(long struct, int value) { memPutInt(struct + VkDrawIndexedIndirectCommand.INDEXCOUNT, value); } /** Unsafe version of {@link #instanceCount(int) instanceCount}. */ public static void ninstanceCount(long struct, int value) { memPutInt(struct + VkDrawIndexedIndirectCommand.INSTANCECOUNT, value); } /** Unsafe version of {@link #firstIndex(int) firstIndex}. */ public static void nfirstIndex(long struct, int value) { memPutInt(struct + VkDrawIndexedIndirectCommand.FIRSTINDEX, value); } /** Unsafe version of {@link #vertexOffset(int) vertexOffset}. */ public static void nvertexOffset(long struct, int value) { memPutInt(struct + VkDrawIndexedIndirectCommand.VERTEXOFFSET, value); } /** Unsafe version of {@link #firstInstance(int) firstInstance}. */ public static void nfirstInstance(long struct, int value) { memPutInt(struct + VkDrawIndexedIndirectCommand.FIRSTINSTANCE, value); } // ----------------------------------- /** An array of {@link VkDrawIndexedIndirectCommand} structs. */ public static class Buffer extends StructBuffer implements NativeResource { /** * Creates a new {@link VkDrawIndexedIndirectCommand.Buffer} instance backed by the specified container. * * Changes to the container's content will be visible to the struct buffer instance and vice versa. The two buffers' position, limit, and mark values * will be independent. The new buffer's position will be zero, its capacity and its limit will be the number of bytes remaining in this buffer divided * by {@link VkDrawIndexedIndirectCommand#SIZEOF}, and its mark will be undefined. * *

The created buffer instance holds a strong reference to the container object.

*/ public Buffer(ByteBuffer container) { super(container, container.remaining() / SIZEOF); } Buffer(long address, ByteBuffer container, int mark, int pos, int lim, int cap) { super(address, container, mark, pos, lim, cap); } @Override protected Buffer self() { return this; } @Override protected Buffer newBufferInstance(long address, ByteBuffer container, int mark, int pos, int lim, int cap) { return new Buffer(address, container, mark, pos, lim, cap); } @Override protected VkDrawIndexedIndirectCommand newInstance(long address) { return new VkDrawIndexedIndirectCommand(address, container); } @Override public int sizeof() { return SIZEOF; } /** Returns the value of the {@code indexCount} field. */ @NativeType("uint32_t") public int indexCount() { return VkDrawIndexedIndirectCommand.nindexCount(address()); } /** Returns the value of the {@code instanceCount} field. */ @NativeType("uint32_t") public int instanceCount() { return VkDrawIndexedIndirectCommand.ninstanceCount(address()); } /** Returns the value of the {@code firstIndex} field. */ @NativeType("uint32_t") public int firstIndex() { return VkDrawIndexedIndirectCommand.nfirstIndex(address()); } /** Returns the value of the {@code vertexOffset} field. */ @NativeType("int32_t") public int vertexOffset() { return VkDrawIndexedIndirectCommand.nvertexOffset(address()); } /** Returns the value of the {@code firstInstance} field. */ @NativeType("uint32_t") public int firstInstance() { return VkDrawIndexedIndirectCommand.nfirstInstance(address()); } /** Sets the specified value to the {@code indexCount} field. */ public VkDrawIndexedIndirectCommand.Buffer indexCount(@NativeType("uint32_t") int value) { VkDrawIndexedIndirectCommand.nindexCount(address(), value); return this; } /** Sets the specified value to the {@code instanceCount} field. */ public VkDrawIndexedIndirectCommand.Buffer instanceCount(@NativeType("uint32_t") int value) { VkDrawIndexedIndirectCommand.ninstanceCount(address(), value); return this; } /** Sets the specified value to the {@code firstIndex} field. */ public VkDrawIndexedIndirectCommand.Buffer firstIndex(@NativeType("uint32_t") int value) { VkDrawIndexedIndirectCommand.nfirstIndex(address(), value); return this; } /** Sets the specified value to the {@code vertexOffset} field. */ public VkDrawIndexedIndirectCommand.Buffer vertexOffset(@NativeType("int32_t") int value) { VkDrawIndexedIndirectCommand.nvertexOffset(address(), value); return this; } /** Sets the specified value to the {@code firstInstance} field. */ public VkDrawIndexedIndirectCommand.Buffer firstInstance(@NativeType("uint32_t") int value) { VkDrawIndexedIndirectCommand.nfirstInstance(address(), value); return this; } } }




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