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An open-source, cross-platform layout library that implements Flexbox.
/*
* Copyright LWJGL. All rights reserved.
* License terms: https://www.lwjgl.org/license
* MACHINE GENERATED FILE, DO NOT EDIT
*/
package org.lwjgl.util.yoga;
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.*;
/**
* Layout
*
*
* struct YGValue {
* float value;
* YGUnit unit;
* }
*/
public class YGValue extends Struct implements NativeResource {
/** The struct size in bytes. */
public static final int SIZEOF;
/** The struct alignment in bytes. */
public static final int ALIGNOF;
/** The struct member offsets. */
public static final int
VALUE,
UNIT;
static {
Layout layout = __struct(
__member(4),
__member(4)
);
SIZEOF = layout.getSize();
ALIGNOF = layout.getAlignment();
VALUE = layout.offsetof(0);
UNIT = layout.offsetof(1);
}
YGValue(long address, @Nullable ByteBuffer container) {
super(address, container);
}
/**
* Creates a {@link YGValue} 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 YGValue(ByteBuffer container) {
this(memAddress(container), __checkContainer(container, SIZEOF));
}
@Override
public int sizeof() { return SIZEOF; }
/** Returns the value of the {@code value} field. */
public float value() { return nvalue(address()); }
/** Returns the value of the {@code unit} field. */
@NativeType("YGUnit")
public int unit() { return nunit(address()); }
/** Sets the specified value to the {@code value} field. */
public YGValue value(float value) { nvalue(address(), value); return this; }
/** Sets the specified value to the {@code unit} field. */
public YGValue unit(@NativeType("YGUnit") int value) { nunit(address(), value); return this; }
/** Initializes this struct with the specified values. */
public YGValue set(
float value,
int unit
) {
value(value);
unit(unit);
return this;
}
/**
* Copies the specified struct data to this struct.
*
* @param src the source struct
*
* @return this struct
*/
public YGValue set(YGValue src) {
memCopy(src.address(), address(), SIZEOF);
return this;
}
// -----------------------------------
/** Returns a new {@link YGValue} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */
public static YGValue malloc() {
return create(nmemAllocChecked(SIZEOF));
}
/** Returns a new {@link YGValue} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */
public static YGValue calloc() {
return create(nmemCallocChecked(1, SIZEOF));
}
/** Returns a new {@link YGValue} instance allocated with {@link BufferUtils}. */
public static YGValue create() {
return new YGValue(BufferUtils.createByteBuffer(SIZEOF));
}
/** Returns a new {@link YGValue} instance for the specified memory address. */
public static YGValue create(long address) {
return new YGValue(address, null);
}
/** Like {@link #create(long) create}, but returns {@code null} if {@code address} is {@code NULL}. */
@Nullable
public static YGValue createSafe(long address) {
return address == NULL ? null : create(address);
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static YGValue.Buffer malloc(int capacity) {
return create(__malloc(capacity, SIZEOF), capacity);
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static YGValue.Buffer calloc(int capacity) {
return create(nmemCallocChecked(capacity, SIZEOF), capacity);
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated with {@link BufferUtils}.
*
* @param capacity the buffer capacity
*/
public static YGValue.Buffer create(int capacity) {
return new Buffer(__create(capacity, SIZEOF));
}
/**
* Create a {@link YGValue.Buffer} instance at the specified memory.
*
* @param address the memory address
* @param capacity the buffer capacity
*/
public static YGValue.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 YGValue.Buffer createSafe(long address, int capacity) {
return address == NULL ? null : create(address, capacity);
}
// -----------------------------------
/** Returns a new {@link YGValue} instance allocated on the thread-local {@link MemoryStack}. */
public static YGValue mallocStack() {
return mallocStack(stackGet());
}
/** Returns a new {@link YGValue} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */
public static YGValue callocStack() {
return callocStack(stackGet());
}
/**
* Returns a new {@link YGValue} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
*/
public static YGValue mallocStack(MemoryStack stack) {
return create(stack.nmalloc(ALIGNOF, SIZEOF));
}
/**
* Returns a new {@link YGValue} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero.
*
* @param stack the stack from which to allocate
*/
public static YGValue callocStack(MemoryStack stack) {
return create(stack.ncalloc(ALIGNOF, 1, SIZEOF));
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated on the thread-local {@link MemoryStack}.
*
* @param capacity the buffer capacity
*/
public static YGValue.Buffer mallocStack(int capacity) {
return mallocStack(capacity, stackGet());
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero.
*
* @param capacity the buffer capacity
*/
public static YGValue.Buffer callocStack(int capacity) {
return callocStack(capacity, stackGet());
}
/**
* Returns a new {@link YGValue.Buffer} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
* @param capacity the buffer capacity
*/
public static YGValue.Buffer mallocStack(int capacity, MemoryStack stack) {
return create(stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity);
}
/**
* Returns a new {@link YGValue.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 YGValue.Buffer callocStack(int capacity, MemoryStack stack) {
return create(stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity);
}
// -----------------------------------
/** Unsafe version of {@link #value}. */
public static float nvalue(long struct) { return memGetFloat(struct + YGValue.VALUE); }
/** Unsafe version of {@link #unit}. */
public static int nunit(long struct) { return memGetInt(struct + YGValue.UNIT); }
/** Unsafe version of {@link #value(float) value}. */
public static void nvalue(long struct, float value) { memPutFloat(struct + YGValue.VALUE, value); }
/** Unsafe version of {@link #unit(int) unit}. */
public static void nunit(long struct, int value) { memPutInt(struct + YGValue.UNIT, value); }
// -----------------------------------
/** An array of {@link YGValue} structs. */
public static class Buffer extends StructBuffer implements NativeResource {
/**
* Creates a new {@link YGValue.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 YGValue#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 YGValue newInstance(long address) {
return new YGValue(address, container);
}
@Override
public int sizeof() {
return SIZEOF;
}
/** Returns the value of the {@code value} field. */
public float value() { return YGValue.nvalue(address()); }
/** Returns the value of the {@code unit} field. */
@NativeType("YGUnit")
public int unit() { return YGValue.nunit(address()); }
/** Sets the specified value to the {@code value} field. */
public YGValue.Buffer value(float value) { YGValue.nvalue(address(), value); return this; }
/** Sets the specified value to the {@code unit} field. */
public YGValue.Buffer unit(@NativeType("YGUnit") int value) { YGValue.nunit(address(), value); return this; }
}
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