Screenshot.java
net.minecraft.client.Screenshot
信息
- 全限定名：net.minecraft.client.Screenshot
- 类型：public class
- 包：net.minecraft.client
- 源码路径：src/main/java/net/minecraft/client/Screenshot.java
- 起始行号：L23
- 职责：
TODO
字段/常量
-
LOGGER- 类型:
Logger - 修饰符:
private static final - 源码定位:
L24 - 说明:
TODO
- 类型:
-
SCREENSHOT_DIR- 类型:
String - 修饰符:
public static final - 源码定位:
L25 - 说明:
TODO
- 类型:
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。
public static void grab(File workDir, RenderTarget target, Consumer<Component> callback) @ L27
- 方法名：grab
- 源码定位：L27
- 返回类型：void
- 修饰符：public static
参数:
- workDir: File
- target: RenderTarget
- callback: Consumer
说明:
TODO
public static void grab(File workDir, String forceName, RenderTarget target, int downscaleFactor, Consumer<Component> callback) @ L31
- 方法名：grab
- 源码定位：L31
- 返回类型：void
- 修饰符：public static
参数:
- workDir: File
- forceName: String
- target: RenderTarget
- downscaleFactor: int
- callback: Consumer
说明:
TODO
public static void takeScreenshot(RenderTarget target, Consumer<NativeImage> callback) @ L82
- 方法名：takeScreenshot
- 源码定位：L82
- 返回类型：void
- 修饰符：public static
参数:
- target: RenderTarget
- callback: Consumer
说明:
TODO
public static void takeScreenshot(RenderTarget target, int downscaleFactor, Consumer<NativeImage> callback) @ L86
- 方法名：takeScreenshot
- 源码定位：L86
- 返回类型：void
- 修饰符：public static
参数:
- target: RenderTarget
- downscaleFactor: int
- callback: Consumer
说明:
TODO
private static File getFile(File picDir) @ L148
- 方法名：getFile
- 源码定位：L148
- 返回类型：File
- 修饰符：private static
参数:
- picDir: File
说明:
TODO
代码
@OnlyIn(Dist.CLIENT)
public class Screenshot {
private static final Logger LOGGER = LogUtils.getLogger();
public static final String SCREENSHOT_DIR = "screenshots";
public static void grab(File workDir, RenderTarget target, Consumer<Component> callback) {
grab(workDir, null, target, 1, callback);
}
public static void grab(File workDir, @Nullable String forceName, RenderTarget target, int downscaleFactor, Consumer<Component> callback) {
takeScreenshot(
target,
downscaleFactor,
image -> {
File picDir = new File(workDir, "screenshots");
picDir.mkdir();
File file;
if (forceName == null) {
file = getFile(picDir);
} else {
file = new File(picDir, forceName);
}
Util.ioPool()
.execute(
() -> {
try {
NativeImage twrVar0$ = image;
try {
image.writeToFile(file);
Component component = Component.literal(file.getName())
.withStyle(ChatFormatting.UNDERLINE)
.withStyle(s -> s.withClickEvent(new ClickEvent.OpenFile(file.getAbsoluteFile())));
callback.accept(Component.translatable("screenshot.success", component));
} catch (Throwable var7) {
if (image != null) {
try {
twrVar0$.close();
} catch (Throwable var6) {
var7.addSuppressed(var6);
}
}
throw var7;
}
if (image != null) {
image.close();
}
} catch (Exception var8) {
LOGGER.warn("Couldn't save screenshot", (Throwable)var8);
callback.accept(Component.translatable("screenshot.failure", var8.getMessage()));
}
}
);
}
);
}
public static void takeScreenshot(RenderTarget target, Consumer<NativeImage> callback) {
takeScreenshot(target, 1, callback);
}
public static void takeScreenshot(RenderTarget target, int downscaleFactor, Consumer<NativeImage> callback) {
int width = target.width;
int height = target.height;
GpuTexture sourceTexture = target.getColorTexture();
if (sourceTexture == null) {
throw new IllegalStateException("Tried to capture screenshot of an incomplete framebuffer");
} else if (width % downscaleFactor == 0 && height % downscaleFactor == 0) {
GpuBuffer buffer = RenderSystem.getDevice()
.createBuffer(() -> "Screenshot buffer", 9, (long)width * height * sourceTexture.getFormat().pixelSize());
CommandEncoder commandEncoder = RenderSystem.getDevice().createCommandEncoder();
RenderSystem.getDevice()
.createCommandEncoder()
.copyTextureToBuffer(
sourceTexture,
buffer,
0L,
() -> {
try (GpuBuffer.MappedView read = commandEncoder.mapBuffer(buffer, true, false)) {
int outputHeight = height / downscaleFactor;
int outputWidth = width / downscaleFactor;
NativeImage image = new NativeImage(outputWidth, outputHeight, false);
for (int y = 0; y < outputHeight; y++) {
for (int x = 0; x < outputWidth; x++) {
if (downscaleFactor == 1) {
int argb = read.data().getInt((x + y * width) * sourceTexture.getFormat().pixelSize());
image.setPixelABGR(x, height - y - 1, argb | 0xFF000000);
} else {
int red = 0;
int green = 0;
int blue = 0;
for (int i = 0; i < downscaleFactor; i++) {
for (int j = 0; j < downscaleFactor; j++) {
int argb = read.data()
.getInt(
(x * downscaleFactor + i + (y * downscaleFactor + j) * width) * sourceTexture.getFormat().pixelSize()
);
red += ARGB.red(argb);
green += ARGB.green(argb);
blue += ARGB.blue(argb);
}
}
int sampleCount = downscaleFactor * downscaleFactor;
image.setPixelABGR(x, outputHeight - y - 1, ARGB.color(255, red / sampleCount, green / sampleCount, blue / sampleCount));
}
}
}
callback.accept(image);
}
buffer.close();
},
0
);
} else {
throw new IllegalArgumentException("Image size is not divisible by downscale factor");
}
}
private static File getFile(File picDir) {
String name = Util.getFilenameFormattedDateTime();
int count = 1;
while (true) {
File file = new File(picDir, name + (count == 1 ? "" : "_" + count) + ".png");
if (!file.exists()) {
return file;
}
count++;
}
}
}引用的其他类
-
- 引用位置:
参数
- 引用位置:
-
- 引用位置:
参数/构造调用 - 关联成员:
NativeImage()
- 引用位置:
-
- 引用位置:
方法调用 - 关联成员:
RenderSystem.getDevice()
- 引用位置:
-
- 引用位置:
方法调用/构造调用 - 关联成员:
ClickEvent.OpenFile(), OpenFile()
- 引用位置:
-
- 引用位置:
参数/方法调用 - 关联成员:
Component.literal(), Component.translatable()
- 引用位置:
-
- 引用位置:
方法调用 - 关联成员:
ARGB.blue(), ARGB.color(), ARGB.green(), ARGB.red()
- 引用位置:
-
- 引用位置:
方法调用 - 关联成员:
Util.getFilenameFormattedDateTime(), Util.ioPool()
- 引用位置:
-
- 引用位置:
参数/构造调用/返回值 - 关联成员:
File()
- 引用位置: