/*
 * Decompiled with CFR 0.152.
 */
package com.mojang.blaze3d.buffers;

import com.mojang.blaze3d.buffers.GpuBufferSlice;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import java.nio.ByteBuffer;

public abstract class GpuBuffer
implements AutoCloseable {
    public static final int USAGE_MAP_READ = 1;
    public static final int USAGE_MAP_WRITE = 2;
    public static final int USAGE_HINT_CLIENT_STORAGE = 4;
    public static final int USAGE_COPY_DST = 8;
    public static final int USAGE_COPY_SRC = 16;
    public static final int USAGE_VERTEX = 32;
    public static final int USAGE_INDEX = 64;
    public static final int USAGE_UNIFORM = 128;
    public static final int USAGE_UNIFORM_TEXEL_BUFFER = 256;
    @Usage
    private final int usage;
    private final int size;

    public GpuBuffer(@Usage int usage, int size) {
        this.size = size;
        this.usage = usage;
    }

    public int size() {
        return this.size;
    }

    @Usage
    public int usage() {
        return this.usage;
    }

    public abstract boolean isClosed();

    @Override
    public abstract void close();

    public GpuBufferSlice slice(int offset, int length) {
        if (offset < 0 || length < 0 || offset + length > this.size) {
            throw new IllegalArgumentException("Offset of " + offset + " and length " + length + " would put new slice outside buffer's range (of 0," + length + ")");
        }
        return new GpuBufferSlice(this, offset, length);
    }

    public GpuBufferSlice slice() {
        return new GpuBufferSlice(this, 0, this.size);
    }

    @Retention(value=RetentionPolicy.CLASS)
    @Target(value={ElementType.FIELD, ElementType.PARAMETER, ElementType.LOCAL_VARIABLE, ElementType.METHOD, ElementType.TYPE_USE})
    public static @interface Usage {
    }

    public static interface MappedView
    extends AutoCloseable {
        public ByteBuffer data();

        @Override
        public void close();
    }
}