org.lwjgl.stb.STBTTBitmap Maven / Gradle / Ivy
/*
* Copyright LWJGL. All rights reserved.
* License terms: https://www.lwjgl.org/license
* MACHINE GENERATED FILE, DO NOT EDIT
*/
package org.lwjgl.stb;
import javax.annotation.*;
import java.nio.*;
import org.lwjgl.*;
import org.lwjgl.system.*;
import static org.lwjgl.system.Checks.*;
import static org.lwjgl.system.MemoryUtil.*;
import static org.lwjgl.system.MemoryStack.*;
/**
* Bitmap data.
*
* Member documentation
*
*
* - {@code w} – the bitmap width
* - {@code h} – the bitmap height
* - {@code stride} – the row stride, in bytes
* - {@code pixels} – the bitmap data
*
*
* Layout
*
*
* struct stbtt__bitmap {
* int w;
* int h;
* int stride;
* unsigned char * pixels;
* }
*/
@NativeType("struct stbtt__bitmap")
public class STBTTBitmap 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
W,
H,
STRIDE,
PIXELS;
static {
Layout layout = __struct(
__member(4),
__member(4),
__member(4),
__member(POINTER_SIZE)
);
SIZEOF = layout.getSize();
ALIGNOF = layout.getAlignment();
W = layout.offsetof(0);
H = layout.offsetof(1);
STRIDE = layout.offsetof(2);
PIXELS = layout.offsetof(3);
}
/**
* Creates a {@code STBTTBitmap} 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 STBTTBitmap(ByteBuffer container) {
super(memAddress(container), __checkContainer(container, SIZEOF));
}
@Override
public int sizeof() { return SIZEOF; }
/** Returns the value of the {@code w} field. */
public int w() { return nw(address()); }
/** Returns the value of the {@code h} field. */
public int h() { return nh(address()); }
/** Returns the value of the {@code stride} field. */
public int stride() { return nstride(address()); }
/**
* Returns a {@link ByteBuffer} view of the data pointed to by the {@code pixels} field.
*
* @param capacity the number of elements in the returned buffer
*/
@NativeType("unsigned char *")
public ByteBuffer pixels(int capacity) { return npixels(address(), capacity); }
/** Sets the specified value to the {@code w} field. */
public STBTTBitmap w(int value) { nw(address(), value); return this; }
/** Sets the specified value to the {@code h} field. */
public STBTTBitmap h(int value) { nh(address(), value); return this; }
/** Sets the specified value to the {@code stride} field. */
public STBTTBitmap stride(int value) { nstride(address(), value); return this; }
/** Sets the address of the specified {@link ByteBuffer} to the {@code pixels} field. */
public STBTTBitmap pixels(@NativeType("unsigned char *") ByteBuffer value) { npixels(address(), value); return this; }
/** Initializes this struct with the specified values. */
public STBTTBitmap set(
int w,
int h,
int stride,
ByteBuffer pixels
) {
w(w);
h(h);
stride(stride);
pixels(pixels);
return this;
}
/**
* Copies the specified struct data to this struct.
*
* @param src the source struct
*
* @return this struct
*/
public STBTTBitmap set(STBTTBitmap src) {
memCopy(src.address(), address(), SIZEOF);
return this;
}
// -----------------------------------
/** Returns a new {@code STBTTBitmap} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed. */
public static STBTTBitmap malloc() {
return wrap(STBTTBitmap.class, nmemAllocChecked(SIZEOF));
}
/** Returns a new {@code STBTTBitmap} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed. */
public static STBTTBitmap calloc() {
return wrap(STBTTBitmap.class, nmemCallocChecked(1, SIZEOF));
}
/** Returns a new {@code STBTTBitmap} instance allocated with {@link BufferUtils}. */
public static STBTTBitmap create() {
ByteBuffer container = BufferUtils.createByteBuffer(SIZEOF);
return wrap(STBTTBitmap.class, memAddress(container), container);
}
/** Returns a new {@code STBTTBitmap} instance for the specified memory address. */
public static STBTTBitmap create(long address) {
return wrap(STBTTBitmap.class, address);
}
/** Like {@link #create(long) create}, but returns {@code null} if {@code address} is {@code NULL}. */
@Nullable
public static STBTTBitmap createSafe(long address) {
return address == NULL ? null : wrap(STBTTBitmap.class, address);
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated with {@link MemoryUtil#memAlloc memAlloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer malloc(int capacity) {
return wrap(Buffer.class, nmemAllocChecked(__checkMalloc(capacity, SIZEOF)), capacity);
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated with {@link MemoryUtil#memCalloc memCalloc}. The instance must be explicitly freed.
*
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer calloc(int capacity) {
return wrap(Buffer.class, nmemCallocChecked(capacity, SIZEOF), capacity);
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated with {@link BufferUtils}.
*
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer create(int capacity) {
ByteBuffer container = __create(capacity, SIZEOF);
return wrap(Buffer.class, memAddress(container), capacity, container);
}
/**
* Create a {@link STBTTBitmap.Buffer} instance at the specified memory.
*
* @param address the memory address
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer create(long address, int capacity) {
return wrap(Buffer.class, address, capacity);
}
/** Like {@link #create(long, int) create}, but returns {@code null} if {@code address} is {@code NULL}. */
@Nullable
public static STBTTBitmap.Buffer createSafe(long address, int capacity) {
return address == NULL ? null : wrap(Buffer.class, address, capacity);
}
// -----------------------------------
/** Returns a new {@code STBTTBitmap} instance allocated on the thread-local {@link MemoryStack}. */
public static STBTTBitmap mallocStack() {
return mallocStack(stackGet());
}
/** Returns a new {@code STBTTBitmap} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero. */
public static STBTTBitmap callocStack() {
return callocStack(stackGet());
}
/**
* Returns a new {@code STBTTBitmap} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
*/
public static STBTTBitmap mallocStack(MemoryStack stack) {
return wrap(STBTTBitmap.class, stack.nmalloc(ALIGNOF, SIZEOF));
}
/**
* Returns a new {@code STBTTBitmap} instance allocated on the specified {@link MemoryStack} and initializes all its bits to zero.
*
* @param stack the stack from which to allocate
*/
public static STBTTBitmap callocStack(MemoryStack stack) {
return wrap(STBTTBitmap.class, stack.ncalloc(ALIGNOF, 1, SIZEOF));
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated on the thread-local {@link MemoryStack}.
*
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer mallocStack(int capacity) {
return mallocStack(capacity, stackGet());
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated on the thread-local {@link MemoryStack} and initializes all its bits to zero.
*
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer callocStack(int capacity) {
return callocStack(capacity, stackGet());
}
/**
* Returns a new {@link STBTTBitmap.Buffer} instance allocated on the specified {@link MemoryStack}.
*
* @param stack the stack from which to allocate
* @param capacity the buffer capacity
*/
public static STBTTBitmap.Buffer mallocStack(int capacity, MemoryStack stack) {
return wrap(Buffer.class, stack.nmalloc(ALIGNOF, capacity * SIZEOF), capacity);
}
/**
* Returns a new {@link STBTTBitmap.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 STBTTBitmap.Buffer callocStack(int capacity, MemoryStack stack) {
return wrap(Buffer.class, stack.ncalloc(ALIGNOF, capacity, SIZEOF), capacity);
}
// -----------------------------------
/** Unsafe version of {@link #w}. */
public static int nw(long struct) { return UNSAFE.getInt(null, struct + STBTTBitmap.W); }
/** Unsafe version of {@link #h}. */
public static int nh(long struct) { return UNSAFE.getInt(null, struct + STBTTBitmap.H); }
/** Unsafe version of {@link #stride}. */
public static int nstride(long struct) { return UNSAFE.getInt(null, struct + STBTTBitmap.STRIDE); }
/** Unsafe version of {@link #pixels(int) pixels}. */
public static ByteBuffer npixels(long struct, int capacity) { return memByteBuffer(memGetAddress(struct + STBTTBitmap.PIXELS), capacity); }
/** Unsafe version of {@link #w(int) w}. */
public static void nw(long struct, int value) { UNSAFE.putInt(null, struct + STBTTBitmap.W, value); }
/** Unsafe version of {@link #h(int) h}. */
public static void nh(long struct, int value) { UNSAFE.putInt(null, struct + STBTTBitmap.H, value); }
/** Unsafe version of {@link #stride(int) stride}. */
public static void nstride(long struct, int value) { UNSAFE.putInt(null, struct + STBTTBitmap.STRIDE, value); }
/** Unsafe version of {@link #pixels(ByteBuffer) pixels}. */
public static void npixels(long struct, ByteBuffer value) { memPutAddress(struct + STBTTBitmap.PIXELS, memAddress(value)); }
/**
* Validates pointer members that should not be {@code NULL}.
*
* @param struct the struct to validate
*/
public static void validate(long struct) {
check(memGetAddress(struct + STBTTBitmap.PIXELS));
}
/**
* Calls {@link #validate(long)} for each struct contained in the specified struct array.
*
* @param array the struct array to validate
* @param count the number of structs in {@code array}
*/
public static void validate(long array, int count) {
for (int i = 0; i < count; i++) {
validate(array + Integer.toUnsignedLong(i) * SIZEOF);
}
}
// -----------------------------------
/** An array of {@link STBTTBitmap} structs. */
public static class Buffer extends StructBuffer implements NativeResource {
private static final STBTTBitmap ELEMENT_FACTORY = STBTTBitmap.create(-1L);
/**
* Creates a new {@code STBTTBitmap.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 STBTTBitmap#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 STBTTBitmap getElementFactory() {
return ELEMENT_FACTORY;
}
/** Returns the value of the {@code w} field. */
public int w() { return STBTTBitmap.nw(address()); }
/** Returns the value of the {@code h} field. */
public int h() { return STBTTBitmap.nh(address()); }
/** Returns the value of the {@code stride} field. */
public int stride() { return STBTTBitmap.nstride(address()); }
/**
* Returns a {@link ByteBuffer} view of the data pointed to by the {@code pixels} field.
*
* @param capacity the number of elements in the returned buffer
*/
@NativeType("unsigned char *")
public ByteBuffer pixels(int capacity) { return STBTTBitmap.npixels(address(), capacity); }
/** Sets the specified value to the {@code w} field. */
public STBTTBitmap.Buffer w(int value) { STBTTBitmap.nw(address(), value); return this; }
/** Sets the specified value to the {@code h} field. */
public STBTTBitmap.Buffer h(int value) { STBTTBitmap.nh(address(), value); return this; }
/** Sets the specified value to the {@code stride} field. */
public STBTTBitmap.Buffer stride(int value) { STBTTBitmap.nstride(address(), value); return this; }
/** Sets the address of the specified {@link ByteBuffer} to the {@code pixels} field. */
public STBTTBitmap.Buffer pixels(@NativeType("unsigned char *") ByteBuffer value) { STBTTBitmap.npixels(address(), value); return this; }
}
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