OpenAlUtil.java

com.mojang.blaze3d.audio.OpenAlUtil

信息

• 全限定名：com.mojang.blaze3d.audio.OpenAlUtil
• 类型：public class
• 包：com.mojang.blaze3d.audio
• 源码路径：src/main/java/com/mojang/blaze3d/audio/OpenAlUtil.java
• 起始行号：L13
• 职责：

  TODO

字段/常量

• LOGGER
  • 类型: Logger
  • 修饰符: private static final
  • 源码定位: L14
  • 说明:

    TODO

内部类/嵌套类型

• 无

构造器

• 无

方法

下面的方法块按源码顺序生成。

private static String alErrorToString(int error) @ L16

• 方法名：alErrorToString
• 源码定位：L16
• 返回类型：String
• 修饰符：private static

参数:

• error: int

说明:

TODO

static boolean checkALError(String location) @ L33

• 方法名：checkALError
• 源码定位：L33
• 返回类型：boolean
• 修饰符：static

参数:

• location: String

说明:

TODO

private static String alcErrorToString(int error) @ L43

• 方法名：alcErrorToString
• 源码定位：L43
• 返回类型：String
• 修饰符：private static

参数:

• error: int

说明:

TODO

static boolean checkALCError(long device, String location) @ L60

• 方法名：checkALCError
• 源码定位：L60
• 返回类型：boolean
• 修饰符：static

参数:

• device: long
• location: String

说明:

TODO

static int audioFormatToOpenAl(AudioFormat audioFormat) @ L70

• 方法名：audioFormatToOpenAl
• 源码定位：L70
• 返回类型：int
• 修饰符：static

参数:

• audioFormat: AudioFormat

说明:

TODO

代码

@OnlyIn(Dist.CLIENT)
public class OpenAlUtil {
    private static final Logger LOGGER = LogUtils.getLogger();
 
    private static String alErrorToString(int error) {
        switch (error) {
            case 40961:
                return "Invalid name parameter.";
            case 40962:
                return "Invalid enumerated parameter value.";
            case 40963:
                return "Invalid parameter parameter value.";
            case 40964:
                return "Invalid operation.";
            case 40965:
                return "Unable to allocate memory.";
            default:
                return "An unrecognized error occurred.";
        }
    }
 
    static boolean checkALError(String location) {
        int error = AL10.alGetError();
        if (error != 0) {
            LOGGER.error("{}: {}", location, alErrorToString(error));
            return true;
        } else {
            return false;
        }
    }
 
    private static String alcErrorToString(int error) {
        switch (error) {
            case 40961:
                return "Invalid device.";
            case 40962:
                return "Invalid context.";
            case 40963:
                return "Illegal enum.";
            case 40964:
                return "Invalid value.";
            case 40965:
                return "Unable to allocate memory.";
            default:
                return "An unrecognized error occurred.";
        }
    }
 
    static boolean checkALCError(long device, String location) {
        int error = ALC10.alcGetError(device);
        if (error != 0) {
            LOGGER.error("{} ({}): {}", location, device, alcErrorToString(error));
            return true;
        } else {
            return false;
        }
    }
 
    static int audioFormatToOpenAl(AudioFormat audioFormat) {
        Encoding encoding = audioFormat.getEncoding();
        int channels = audioFormat.getChannels();
        int sampleSizeInBits = audioFormat.getSampleSizeInBits();
        if (encoding.equals(Encoding.PCM_UNSIGNED) || encoding.equals(Encoding.PCM_SIGNED)) {
            if (channels == 1) {
                if (sampleSizeInBits == 8) {
                    return 4352;
                }
 
                if (sampleSizeInBits == 16) {
                    return 4353;
                }
            } else if (channels == 2) {
                if (sampleSizeInBits == 8) {
                    return 4354;
                }
 
                if (sampleSizeInBits == 16) {
                    return 4355;
                }
            }
        }
 
        throw new IllegalArgumentException("Invalid audio format: " + audioFormat);
    }
}

引用的其他类

• 无