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package cc.woverflow.chatting.utils
import cc.woverflow.chatting.config.ChattingConfig
import cc.woverflow.chatting.hook.GuiNewChatHook
import net.minecraft.client.Minecraft
import net.minecraft.client.gui.FontRenderer
import net.minecraft.client.renderer.GlStateManager
import net.minecraft.client.renderer.texture.TextureUtil
import net.minecraft.client.shader.Framebuffer
import org.apache.commons.lang3.SystemUtils
import org.lwjgl.BufferUtils
import org.lwjgl.opengl.GL11
import org.lwjgl.opengl.GL12
import sun.awt.datatransfer.DataTransferer
import sun.awt.datatransfer.SunClipboard
import java.awt.Toolkit
import java.awt.image.BufferedImage
import java.io.File
import java.lang.reflect.Field
import java.lang.reflect.Method
import java.nio.ByteBuffer
import java.nio.ByteOrder
import javax.imageio.ImageIO
object RenderHelper {
private val regex = Regex("(?i)\\u00A7[0-9a-f]")
var bypassWyvtils = false
private set
/**
* Taken from https://github.com/Moulberry/HyChat
* Modified so if not on Windows just in case it will switch it to RGB and remove the transparent background.
*/
fun copyBufferedImageToClipboard(bufferedImage: BufferedImage) {
if (SystemUtils.IS_OS_WINDOWS) {
try {
val width = bufferedImage.width
val height = bufferedImage.height
val hdrSize = 0x28
val buffer: ByteBuffer = ByteBuffer.allocate(hdrSize + width * height * 4)
buffer.order(ByteOrder.LITTLE_ENDIAN)
//Header size
buffer.putInt(hdrSize)
//Width
buffer.putInt(width)
//Int32 biHeight;
buffer.putInt(height)
//Int16 biPlanes;
buffer.put(1.toByte())
buffer.put(0.toByte())
//Int16 biBitCount;
buffer.put(32.toByte())
buffer.put(0.toByte())
//Compression
buffer.putInt(0)
//Int32 biSizeImage;
buffer.putInt(width * height * 4)
buffer.putInt(0)
buffer.putInt(0)
buffer.putInt(0)
buffer.putInt(0)
//Image data
for (y in 0 until height) {
for (x in 0 until width) {
val argb: Int = bufferedImage.getRGB(x, height - y - 1)
if (argb shr 24 and 0xFF == 0) {
buffer.putInt(0x00000000)
} else {
buffer.putInt(argb)
}
}
}
buffer.flip()
val hdrSizev5 = 0x7C
val bufferv5: ByteBuffer = ByteBuffer.allocate(hdrSizev5 + width * height * 4)
bufferv5.order(ByteOrder.LITTLE_ENDIAN)
//Header size
bufferv5.putInt(hdrSizev5)
//Width
bufferv5.putInt(width)
//Int32 biHeight;
bufferv5.putInt(height)
//Int16 biPlanes;
bufferv5.put(1.toByte())
bufferv5.put(0.toByte())
//Int16 biBitCount;
bufferv5.put(32.toByte())
bufferv5.put(0.toByte())
//Compression
bufferv5.putInt(0)
//Int32 biSizeImage;
bufferv5.putInt(width * height * 4)
bufferv5.putInt(0)
bufferv5.putInt(0)
bufferv5.putInt(0)
bufferv5.putInt(0)
bufferv5.order(ByteOrder.BIG_ENDIAN)
bufferv5.putInt(-0x1000000)
bufferv5.putInt(0x00FF0000)
bufferv5.putInt(0x0000FF00)
bufferv5.putInt(0x000000FF)
bufferv5.order(ByteOrder.LITTLE_ENDIAN)
//BGRs
bufferv5.put(0x42.toByte())
bufferv5.put(0x47.toByte())
bufferv5.put(0x52.toByte())
bufferv5.put(0x73.toByte())
for (i in bufferv5.position() until hdrSizev5) {
bufferv5.put(0.toByte())
}
//Image data
for (y in 0 until height) {
for (x in 0 until width) {
val argb: Int = bufferedImage.getRGB(x, height - y - 1)
val a = argb shr 24 and 0xFF
var r = argb shr 16 and 0xFF
var g = argb shr 8 and 0xFF
var b = argb and 0xFF
r = r * a / 0xFF
g = g * a / 0xFF
b = b * a / 0xFF
bufferv5.putInt(a shl 24 or (r shl 16) or (g shl 8) or b)
}
}
bufferv5.flip()
val clip = Toolkit.getDefaultToolkit().systemClipboard
val dt = DataTransferer.getInstance()
val f: Field = dt.javaClass.getDeclaredField("CF_DIB")
f.isAccessible = true
val format: Long = f.getLong(null)
val openClipboard: Method = clip.javaClass.getDeclaredMethod("openClipboard", SunClipboard::class.java)
openClipboard.isAccessible = true
openClipboard.invoke(clip, clip)
val publishClipboardData: Method = clip.javaClass.getDeclaredMethod(
"publishClipboardData",
Long::class.javaPrimitiveType,
ByteArray::class.java
)
publishClipboardData.isAccessible = true
val arr: ByteArray = buffer.array()
publishClipboardData.invoke(clip, format, arr)
val closeClipboard: Method = clip.javaClass.getDeclaredMethod("closeClipboard")
closeClipboard.isAccessible = true
closeClipboard.invoke(clip)
return
} catch (e: Exception) {
e.printStackTrace()
}
}
val pixels: IntArray =
bufferedImage.getRGB(0, 0, bufferedImage.width, bufferedImage.height, null, 0, bufferedImage.width)
val newImage = BufferedImage(bufferedImage.width, bufferedImage.height, BufferedImage.TYPE_INT_RGB)
newImage.setRGB(0, 0, newImage.width, newImage.height, pixels, 0, newImage.width)
try {
Toolkit.getDefaultToolkit().systemClipboard.setContents(ImageTransferable(bufferedImage), null)
} catch (e: Exception) {
e.printStackTrace()
}
}
/**
* Taken from https://github.com/Moulberry/HyChat
*/
fun screenshotFramebuffer(framebuffer: Framebuffer, file: File): BufferedImage {
val w = framebuffer.framebufferWidth
val h = framebuffer.framebufferHeight
val i = w * h
val pixelBuffer = BufferUtils.createIntBuffer(i)
val pixelValues = IntArray(i)
GL11.glPixelStorei(GL11.GL_PACK_ALIGNMENT, 1)
GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1)
GlStateManager.bindTexture(framebuffer.framebufferTexture)
GL11.glGetTexImage(GL11.GL_TEXTURE_2D, 0, GL12.GL_BGRA, GL12.GL_UNSIGNED_INT_8_8_8_8_REV, pixelBuffer)
pixelBuffer[pixelValues] //Load buffer into array
TextureUtil.processPixelValues(pixelValues, w, h) //Flip vertically
val bufferedimage = BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB)
val j = framebuffer.framebufferTextureHeight - framebuffer.framebufferHeight
for (k in j until framebuffer.framebufferTextureHeight) {
for (l in 0 until framebuffer.framebufferWidth) {
bufferedimage.setRGB(l, k - j, pixelValues[k * framebuffer.framebufferTextureWidth + l])
}
}
if (ChattingConfig.copyMode != 1) {
try {
file.parentFile.mkdirs()
ImageIO.write(bufferedimage, "png", file)
} catch (e: Exception) {
e.printStackTrace()
}
}
return bufferedimage
}
/**
* Taken from https://github.com/Moulberry/HyChat
*/
fun createBindFramebuffer(w: Int, h: Int): Framebuffer {
val framebuffer = Framebuffer(w, h, false)
framebuffer.framebufferColor[0] = 0x36 / 255f
framebuffer.framebufferColor[1] = 0x39 / 255f
framebuffer.framebufferColor[2] = 0x3F / 255f
framebuffer.framebufferClear()
GlStateManager.matrixMode(5889)
GlStateManager.loadIdentity()
GlStateManager.ortho(0.0, w.toDouble(), h.toDouble(), 0.0, 1000.0, 3000.0)
GlStateManager.matrixMode(5888)
GlStateManager.loadIdentity()
GlStateManager.translate(0.0f, 0.0f, -2000.0f)
framebuffer.bindFramebuffer(true)
return framebuffer
}
/**
* Taken from https://github.com/Moulberry/HyChat
*/
fun drawBorderedString(
fontRendererIn: FontRenderer,
text: String,
x: Int,
y: Int,
color: Int
): Int {
val noColors = text.replace(regex, "\u00A7r")
var yes = 0
if (((Minecraft.getMinecraft().ingameGUI.chatGUI as GuiNewChatHook).textOpacity / 4) > 3) {
bypassWyvtils = true
for (xOff in -2..2) {
for (yOff in -2..2) {
if (xOff * xOff != yOff * yOff) {
yes += fontRendererIn.drawString(
noColors,
(xOff / 2f) + x, (yOff / 2f) + y, ((Minecraft.getMinecraft().ingameGUI.chatGUI as GuiNewChatHook).textOpacity / 4) shl 24, false
)
}
}
}
bypassWyvtils = false
}
yes += fontRendererIn.drawString(text, x, y, color)
return yes
}
}
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