Quartz 4

GpuBuffer.java

4 min read

GpuBuffer.java

com.mojang.blaze3d.buffers.GpuBuffer

信息

  • 全限定名：com.mojang.blaze3d.buffers.GpuBuffer
  • 类型：public abstract class
  • 包：com.mojang.blaze3d.buffers
  • 源码路径：src/main/java/com/mojang/blaze3d/buffers/GpuBuffer.java
  • 起始行号：L12
  • 实现：AutoCloseable
  • 职责：

    TODO

字段/常量

  • USAGE_MAP_READ

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L13
    • 说明:

      TODO

  • USAGE_MAP_WRITE

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L14
    • 说明:

      TODO

  • USAGE_HINT_CLIENT_STORAGE

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L15
    • 说明:

      TODO

  • USAGE_COPY_DST

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L16
    • 说明:

      TODO

  • USAGE_COPY_SRC

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L17
    • 说明:

      TODO

  • USAGE_VERTEX

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L18
    • 说明:

      TODO

  • USAGE_INDEX

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L19
    • 说明:

      TODO

  • USAGE_UNIFORM

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L20
    • 说明:

      TODO

  • USAGE_UNIFORM_TEXEL_BUFFER

    • 类型: int
    • 修饰符: public static final
    • 源码定位: L21
    • 说明:

      TODO

  • usage

    • 类型: int
    • 修饰符: private final
    • 源码定位: L22
    • 说明:

      TODO

  • size

    • 类型: long
    • 修饰符: private final
    • 源码定位: L24
    • 说明:

      TODO

内部类/嵌套类型

  • com.mojang.blaze3d.buffers.GpuBuffer.MappedView

    • 类型: interface
    • 修饰符: public
    • 源码定位: L60
    • 说明:

      TODO

  • com.mojang.blaze3d.buffers.GpuBuffer.Usage

    • 类型: annotation
    • 修饰符: public
    • 源码定位: L70
    • 说明:

      TODO

构造器

public GpuBuffer(int usage, long size) @ L26

  • 构造器名：GpuBuffer
  • 源码定位：L26
  • 修饰符：public

参数:

  • usage: int
  • size: long

说明:

TODO

方法

下面的方法块按源码顺序生成。

public long size() @ L31

  • 方法名：size
  • 源码定位：L31
  • 返回类型：long
  • 修饰符：public

参数:

  • 无

说明:

TODO

public int usage() @ L35

  • 方法名：usage
  • 源码定位：L35
  • 返回类型：int
  • 修饰符：public

参数:

  • 无

说明:

TODO

public abstract boolean isClosed() @ L40

  • 方法名：isClosed
  • 源码定位：L40
  • 返回类型：boolean
  • 修饰符：public abstract

参数:

  • 无

说明:

TODO

public abstract void close() @ L42

  • 方法名：close
  • 源码定位：L42
  • 返回类型：void
  • 修饰符：public abstract

参数:

  • 无

说明:

TODO

public GpuBufferSlice slice(long offset, long length) @ L45

  • 方法名：slice
  • 源码定位：L45
  • 返回类型：GpuBufferSlice
  • 修饰符：public

参数:

  • offset: long
  • length: long

说明:

TODO

public GpuBufferSlice slice() @ L55

  • 方法名：slice
  • 源码定位：L55
  • 返回类型：GpuBufferSlice
  • 修饰符：public

参数:

  • 无

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
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;
    @GpuBuffer.Usage
    private final int usage;
    private final long size;
 
    public GpuBuffer(@GpuBuffer.Usage int usage, long size) {
        this.size = size;
        this.usage = usage;
    }
 
    public long size() {
        return this.size;
    }
 
    @GpuBuffer.Usage
    public int usage() {
        return this.usage;
    }
 
    public abstract boolean isClosed();
 
    @Override
    public abstract void close();
 
    public GpuBufferSlice slice(long offset, long length) {
        if (offset >= 0L && length >= 0L && offset + length <= this.size) {
            return new GpuBufferSlice(this, offset, length);
        } else {
            throw new IllegalArgumentException(
                "Offset of " + offset + " and length " + length + " would put new slice outside buffer's range (of 0," + length + ")"
            );
        }
    }
 
    public GpuBufferSlice slice() {
        return new GpuBufferSlice(this, 0L, this.size);
    }
 
    @OnlyIn(Dist.CLIENT)
    public interface MappedView extends AutoCloseable {
        ByteBuffer data();
 
        @Override
        void close();
    }
 
    @Retention(RetentionPolicy.CLASS)
    @Target({ElementType.FIELD, ElementType.PARAMETER, ElementType.LOCAL_VARIABLE, ElementType.METHOD, ElementType.TYPE_USE})
    @OnlyIn(Dist.CLIENT)
    public @interface Usage {
    }
}

引用的其他类

  • GpuBufferSlice
    • 引用位置: 构造调用/返回值
    • 关联成员: GpuBufferSlice()

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