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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 clear attachment.
 * 
 * 
Description
* *

No memory barriers are needed between {@link VK10#vkCmdClearAttachments CmdClearAttachments} and preceding or subsequent draw or attachment clear commands in the same subpass.

* *

The {@link VK10#vkCmdClearAttachments CmdClearAttachments} command is not affected by the bound pipeline state.

* *

Attachments can also be cleared at the beginning of a render pass instance by setting {@code loadOp} (or {@code stencilLoadOp}) of {@link VkAttachmentDescription} to {@link VK10#VK_ATTACHMENT_LOAD_OP_CLEAR ATTACHMENT_LOAD_OP_CLEAR}, as described for {@link VK10#vkCreateRenderPass CreateRenderPass}.

* *
Valid Usage
* *
    *
  • If {@code aspectMask} includes {@link VK10#VK_IMAGE_ASPECT_COLOR_BIT IMAGE_ASPECT_COLOR_BIT}, it must not include {@link VK10#VK_IMAGE_ASPECT_DEPTH_BIT IMAGE_ASPECT_DEPTH_BIT} or {@link VK10#VK_IMAGE_ASPECT_STENCIL_BIT IMAGE_ASPECT_STENCIL_BIT}
  • *
  • {@code aspectMask} must not include {@link VK10#VK_IMAGE_ASPECT_METADATA_BIT IMAGE_ASPECT_METADATA_BIT}
  • *
  • {@code clearValue} must be a valid {@link VkClearValue} union
  • *
* *
Valid Usage (Implicit)
* *
    *
  • {@code aspectMask} must be a valid combination of {@code VkImageAspectFlagBits} values
  • *
  • {@code aspectMask} must not be 0
  • *
* *
See Also
* *

{@link VkClearValue}, {@link VK10#vkCmdClearAttachments CmdClearAttachments}

* *

Member documentation

* *
    *
  • {@code aspectMask} – a mask selecting the color, depth and/or stencil aspects of the attachment to be cleared. {@code aspectMask} can include {@link VK10#VK_IMAGE_ASPECT_COLOR_BIT IMAGE_ASPECT_COLOR_BIT} for color attachments, {@link VK10#VK_IMAGE_ASPECT_DEPTH_BIT IMAGE_ASPECT_DEPTH_BIT} for depth/stencil attachments with a depth component, and {@link VK10#VK_IMAGE_ASPECT_STENCIL_BIT IMAGE_ASPECT_STENCIL_BIT} for depth/stencil attachments with a stencil component. If the subpass’s depth/stencil attachment is {@link VK10#VK_ATTACHMENT_UNUSED ATTACHMENT_UNUSED}, then the clear has no effect.
  • *
  • {@code colorAttachment} – only meaningful if {@link VK10#VK_IMAGE_ASPECT_COLOR_BIT IMAGE_ASPECT_COLOR_BIT} is set in {@code aspectMask}, in which case it is an index to the {@code pColorAttachments} array in the {@link VkSubpassDescription} structure of the current subpass which selects the color attachment to clear. If {@code colorAttachment} is {@link VK10#VK_ATTACHMENT_UNUSED ATTACHMENT_UNUSED} then the clear has no effect.
  • *
  • {@code clearValue} – the color or depth/stencil value to clear the attachment to, as described in Clear Values below.
  • *
* *

Layout

* *
 * struct VkClearAttachment {
 *     VkImageAspectFlags aspectMask;
 *     uint32_t colorAttachment;
 *     {@link VkClearValue VkClearValue} clearValue;
 * }
*/ public class VkClearAttachment 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 ASPECTMASK, COLORATTACHMENT, CLEARVALUE; static { Layout layout = __struct( __member(4), __member(4), __member(VkClearValue.SIZEOF, VkClearValue.ALIGNOF) ); SIZEOF = layout.getSize(); ALIGNOF = layout.getAlignment(); ASPECTMASK = layout.offsetof(0); COLORATTACHMENT = layout.offsetof(1); CLEARVALUE = layout.offsetof(2); } VkClearAttachment(long address, ByteBuffer container) { super(address, container); } /** * Creates a {@link VkClearAttachment} 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 VkClearAttachment(ByteBuffer container) { this(memAddress(container), checkContainer(container, SIZEOF)); } @Override public int sizeof() { return SIZEOF; } /** Returns the value of the {@code aspectMask} field. */ @NativeType("VkImageAspectFlags") public int aspectMask() { return naspectMask(address()); } /** Returns the value of the {@code colorAttachment} field. */ @NativeType("uint32_t") public int colorAttachment() { return ncolorAttachment(address()); } /** Returns a {@link VkClearValue} view of the {@code clearValue} field. */ public VkClearValue clearValue() { return nclearValue(address()); } /** Sets the specified value to the {@code aspectMask} field. */ public VkClearAttachment aspectMask(@NativeType("VkImageAspectFlags") int value) { naspectMask(address(), value); return this; } /** Sets the specified value to the {@code colorAttachment} field. */ public VkClearAttachment colorAttachment(@NativeType("uint32_t") int value) { ncolorAttachment(address(), value); return this; } /** Copies the specified {@link VkClearValue} to the {@code clearValue} field. */ public VkClearAttachment clearValue(VkClearValue value) { nclearValue(address(), value); return this; } /** Initializes this struct with the specified values. */ public VkClearAttachment set( int aspectMask, int colorAttachment, VkClearValue clearValue ) { aspectMask(aspectMask); colorAttachment(colorAttachment); clearValue(clearValue); return this; } /** * Copies the specified struct data to this struct. * * @param src the source struct * * @return this struct */ public VkClearAttachment set(VkClearAttachment src) { memCopy(src.address(), address(), SIZEOF); return this; } // ----------------------------------- /** Returns a new {@link VkClearAttachment} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */ public static VkClearAttachment malloc() { return create(nmemAlloc(SIZEOF)); } /** Returns a new {@link VkClearAttachment} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */ public static VkClearAttachment calloc() { return create(nmemCalloc(1, SIZEOF)); } /** Returns a new {@link VkClearAttachment} instance allocated with {@link BufferUtils}. */ public static VkClearAttachment create() { return new VkClearAttachment(BufferUtils.createByteBuffer(SIZEOF)); } /** Returns a new {@link VkClearAttachment} instance for the specified memory address or {@code null} if the address is {@code NULL}. */ public static VkClearAttachment create(long address) { return address == NULL ? null : new VkClearAttachment(address, null); } /** * Returns a new {@link VkClearAttachment.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 VkClearAttachment.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 VkClearAttachment.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 VkClearAttachment.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 VkClearAttachment} instance allocated on the thread-local {@link MemoryStack}. */ public static VkClearAttachment mallocStack() { return mallocStack(stackGet()); } /** Returns a new {@link VkClearAttachment} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */ public static VkClearAttachment callocStack() { return callocStack(stackGet()); } /** * Returns a new {@link VkClearAttachment} instance allocated on the specified {@link MemoryStack}. * * @param stack the stack from which to allocate */ public static VkClearAttachment mallocStack(MemoryStack stack) { return create(stack.nmalloc(ALIGNOF, SIZEOF)); } /** * Returns a new {@link VkClearAttachment} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero. * * @param stack the stack from which to allocate */ public static VkClearAttachment callocStack(MemoryStack stack) { return create(stack.ncalloc(ALIGNOF, 1, SIZEOF)); } /** * Returns a new {@link VkClearAttachment.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 VkClearAttachment.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 VkClearAttachment.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 VkClearAttachment.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 #aspectMask}. */ public static int naspectMask(long struct) { return memGetInt(struct + VkClearAttachment.ASPECTMASK); } /** Unsafe version of {@link #colorAttachment}. */ public static int ncolorAttachment(long struct) { return memGetInt(struct + VkClearAttachment.COLORATTACHMENT); } /** Unsafe version of {@link #clearValue}. */ public static VkClearValue nclearValue(long struct) { return VkClearValue.create(struct + VkClearAttachment.CLEARVALUE); } /** Unsafe version of {@link #aspectMask(int) aspectMask}. */ public static void naspectMask(long struct, int value) { memPutInt(struct + VkClearAttachment.ASPECTMASK, value); } /** Unsafe version of {@link #colorAttachment(int) colorAttachment}. */ public static void ncolorAttachment(long struct, int value) { memPutInt(struct + VkClearAttachment.COLORATTACHMENT, value); } /** Unsafe version of {@link #clearValue(VkClearValue) clearValue}. */ public static void nclearValue(long struct, VkClearValue value) { memCopy(value.address(), struct + VkClearAttachment.CLEARVALUE, VkClearValue.SIZEOF); } // ----------------------------------- /** An array of {@link VkClearAttachment} structs. */ public static class Buffer extends StructBuffer implements NativeResource { /** * Creates a new {@link VkClearAttachment.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 VkClearAttachment#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 VkClearAttachment newInstance(long address) { return new VkClearAttachment(address, container); } @Override public int sizeof() { return SIZEOF; } /** Returns the value of the {@code aspectMask} field. */ @NativeType("VkImageAspectFlags") public int aspectMask() { return VkClearAttachment.naspectMask(address()); } /** Returns the value of the {@code colorAttachment} field. */ @NativeType("uint32_t") public int colorAttachment() { return VkClearAttachment.ncolorAttachment(address()); } /** Returns a {@link VkClearValue} view of the {@code clearValue} field. */ public VkClearValue clearValue() { return VkClearAttachment.nclearValue(address()); } /** Sets the specified value to the {@code aspectMask} field. */ public VkClearAttachment.Buffer aspectMask(@NativeType("VkImageAspectFlags") int value) { VkClearAttachment.naspectMask(address(), value); return this; } /** Sets the specified value to the {@code colorAttachment} field. */ public VkClearAttachment.Buffer colorAttachment(@NativeType("uint32_t") int value) { VkClearAttachment.ncolorAttachment(address(), value); return this; } /** Copies the specified {@link VkClearValue} to the {@code clearValue} field. */ public VkClearAttachment.Buffer clearValue(VkClearValue value) { VkClearAttachment.nclearValue(address(), value); return this; } } }




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