org.lwjgl.vulkan.VkRect2D Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of lwjgl-vulkan Show documentation
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.
There is a newer version: 3.3.4
Show newest version
/*
 * Copyright LWJGL. All rights reserved.
 * License terms: https://www.lwjgl.org/license
 * MACHINE GENERATED FILE, DO NOT EDIT
 */
package org.lwjgl.vulkan;

import javax.annotation.*;

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 two-dimensional subregion.
 * 
 * Member documentation
 * 
 * 
 * {@code offset} – a {@link VkOffset2D} specifying the rectangle offset.
 * {@code extent} – a {@link VkExtent2D} specifying the rectangle extent.
 * 
 * 
 * Layout
 * 
 *  * struct VkRect2D {
 *     {@link VkOffset2D VkOffset2D} offset;
 *     {@link VkExtent2D VkExtent2D} extent;
 * }
 */
public class VkRect2D 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
        OFFSET,
        EXTENT;

    static {
        Layout layout = __struct(
            __member(VkOffset2D.SIZEOF, VkOffset2D.ALIGNOF),
            __member(VkExtent2D.SIZEOF, VkExtent2D.ALIGNOF)
        );

        SIZEOF = layout.getSize();
        ALIGNOF = layout.getAlignment();

        OFFSET = layout.offsetof(0);
        EXTENT = layout.offsetof(1);
    }

    VkRect2D(long address, @Nullable ByteBuffer container) {
        super(address, container);
    }

    /**
     * Creates a {@link VkRect2D} 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 VkRect2D(ByteBuffer container) {
        this(memAddress(container), __checkContainer(container, SIZEOF));
    }

    @Override
    public int sizeof() { return SIZEOF; }

    /** Returns a {@link VkOffset2D} view of the {@code offset} field. */
    public VkOffset2D offset() { return noffset(address()); }
    /** Returns a {@link VkExtent2D} view of the {@code extent} field. */
    public VkExtent2D extent() { return nextent(address()); }

    /** Copies the specified {@link VkOffset2D} to the {@code offset} field. */
    public VkRect2D offset(VkOffset2D value) { noffset(address(), value); return this; }
    /** Copies the specified {@link VkExtent2D} to the {@code extent} field. */
    public VkRect2D extent(VkExtent2D value) { nextent(address(), value); return this; }

    /** Initializes this struct with the specified values. */
    public VkRect2D set(
        VkOffset2D offset,
        VkExtent2D extent
    ) {
        offset(offset);
        extent(extent);

        return this;
    }

    /**
     * Copies the specified struct data to this struct.
     *
     * @param src the source struct
     *
     * @return this struct
     */
    public VkRect2D set(VkRect2D src) {
        memCopy(src.address(), address(), SIZEOF);
        return this;
    }

    // -----------------------------------

    /** Returns a new {@link VkRect2D} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */
    public static VkRect2D malloc() {
        return create(nmemAllocChecked(SIZEOF));
    }

    /** Returns a new {@link VkRect2D} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */
    public static VkRect2D calloc() {
        return create(nmemCallocChecked(1, SIZEOF));
    }

    /** Returns a new {@link VkRect2D} instance allocated with {@link BufferUtils}. */
    public static VkRect2D create() {
        return new VkRect2D(BufferUtils.createByteBuffer(SIZEOF));
    }

    /** Returns a new {@link VkRect2D} instance for the specified memory address. */
    public static VkRect2D create(long address) {
        return new VkRect2D(address, null);
    }

    /** Like {@link #create(long) create}, but returns {@code null} if {@code address} is {@code NULL}. */
    @Nullable
    public static VkRect2D createSafe(long address) {
        return address == NULL ? null : create(address);
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed.
     *
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer malloc(int capacity) {
        return create(__malloc(capacity, SIZEOF), capacity);
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed.
     *
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer calloc(int capacity) {
        return create(nmemCallocChecked(capacity, SIZEOF), capacity);
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated with {@link BufferUtils}.
     *
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer create(int capacity) {
        return new Buffer(__create(capacity, SIZEOF));
    }

    /**
     * Create a {@link VkRect2D.Buffer} instance at the specified memory.
     *
     * @param address  the memory address
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer create(long address, int capacity) {
        return new Buffer(address, capacity);
    }

    /** Like {@link #create(long, int) create}, but returns {@code null} if {@code address} is {@code NULL}. */
    @Nullable
    public static VkRect2D.Buffer createSafe(long address, int capacity) {
        return address == NULL ? null : create(address, capacity);
    }

    // -----------------------------------

    /** Returns a new {@link VkRect2D} instance allocated on the thread-local {@link MemoryStack}. */
    public static VkRect2D mallocStack() {
        return mallocStack(stackGet());
    }

    /** Returns a new {@link VkRect2D} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */
    public static VkRect2D callocStack() {
        return callocStack(stackGet());
    }

    /**
     * Returns a new {@link VkRect2D} instance allocated on the specified {@link MemoryStack}.
     *
     * @param stack the stack from which to allocate
     */
    public static VkRect2D mallocStack(MemoryStack stack) {
        return create(stack.nmalloc(ALIGNOF, SIZEOF));
    }

    /**
     * Returns a new {@link VkRect2D} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero.
     *
     * @param stack the stack from which to allocate
     */
    public static VkRect2D callocStack(MemoryStack stack) {
        return create(stack.ncalloc(ALIGNOF, 1, SIZEOF));
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated on the thread-local {@link MemoryStack}.
     *
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer mallocStack(int capacity) {
        return mallocStack(capacity, stackGet());
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero.
     *
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer callocStack(int capacity) {
        return callocStack(capacity, stackGet());
    }

    /**
     * Returns a new {@link VkRect2D.Buffer} instance allocated on the specified {@link MemoryStack}.
     *
     * @param stack the stack from which to allocate
     * @param capacity the buffer capacity
     */
    public static VkRect2D.Buffer mallocStack(int capacity, MemoryStack stack) {
        return create(stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity);
    }

    /**
     * Returns a new {@link VkRect2D.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 VkRect2D.Buffer callocStack(int capacity, MemoryStack stack) {
        return create(stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity);
    }

    // -----------------------------------

    /** Unsafe version of {@link #offset}. */
    public static VkOffset2D noffset(long struct) { return VkOffset2D.create(struct + VkRect2D.OFFSET); }
    /** Unsafe version of {@link #extent}. */
    public static VkExtent2D nextent(long struct) { return VkExtent2D.create(struct + VkRect2D.EXTENT); }

    /** Unsafe version of {@link #offset(VkOffset2D) offset}. */
    public static void noffset(long struct, VkOffset2D value) { memCopy(value.address(), struct + VkRect2D.OFFSET, VkOffset2D.SIZEOF); }
    /** Unsafe version of {@link #extent(VkExtent2D) extent}. */
    public static void nextent(long struct, VkExtent2D value) { memCopy(value.address(), struct + VkRect2D.EXTENT, VkExtent2D.SIZEOF); }

    // -----------------------------------

    /** An array of {@link VkRect2D} structs. */
    public static class Buffer extends StructBuffer implements NativeResource {

        /**
         * Creates a new {@link VkRect2D.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 VkRect2D#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);
        }

        public Buffer(long address, int cap) {
            super(address, 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);
        }

        @Override
        protected Buffer self() {
            return this;
        }

        @Override
        protected Buffer newBufferInstance(long address, @Nullable ByteBuffer container, int mark, int pos, int lim, int cap) {
            return new Buffer(address, container, mark, pos, lim, cap);
        }

        @Override
        protected VkRect2D newInstance(long address) {
            return new VkRect2D(address, container);
        }

        @Override
        public int sizeof() {
            return SIZEOF;
        }

        /** Returns a {@link VkOffset2D} view of the {@code offset} field. */
        public VkOffset2D offset() { return VkRect2D.noffset(address()); }
        /** Returns a {@link VkExtent2D} view of the {@code extent} field. */
        public VkExtent2D extent() { return VkRect2D.nextent(address()); }

        /** Copies the specified {@link VkOffset2D} to the {@code offset} field. */
        public VkRect2D.Buffer offset(VkOffset2D value) { VkRect2D.noffset(address(), value); return this; }
        /** Copies the specified {@link VkExtent2D} to the {@code extent} field. */
        public VkRect2D.Buffer extent(VkExtent2D value) { VkRect2D.nextent(address(), value); return this; }

    }

}