feat: Breadcrumbs with line height support.

src/main/java/net/ccbluex/liquidbounce/features/module/modules/player/Blink.kt

@@ -17,7 +17,6 @@ import net.ccbluex.liquidbounce.value.boolean
 import net.ccbluex.liquidbounce.value.choices
 import net.ccbluex.liquidbounce.value.int
 import org.lwjgl.opengl.GL11.*
-import java.awt.Color
 
 object Blink : Module("Blink", Category.PLAYER, gameDetecting = false, hideModule = false) {
 
@@ -98,8 +97,8 @@ object Blink : Module("Blink", Category.PLAYER, gameDetecting = false, hideModul
     @EventTarget
     fun onRender3D(event: Render3DEvent) {
         val color =
-            if (Breadcrumbs.colorRainbow) rainbow()
-            else Color(Breadcrumbs.colorRed, Breadcrumbs.colorGreen, Breadcrumbs.colorBlue)
+            if (Breadcrumbs.rainbow) rainbow()
+            else Breadcrumbs.colors.color()
 
         synchronized(BlinkUtils.positions) {
             glPushMatrix()

src/main/java/net/ccbluex/liquidbounce/features/module/modules/visual/Breadcrumbs.kt

@@ -7,69 +7,110 @@ package net.ccbluex.liquidbounce.features.module.modules.visual
 
 import net.ccbluex.liquidbounce.event.EventTarget
 import net.ccbluex.liquidbounce.event.Render3DEvent
-import net.ccbluex.liquidbounce.event.UpdateEvent
+import net.ccbluex.liquidbounce.event.WorldEvent
 import net.ccbluex.liquidbounce.features.module.Category
 import net.ccbluex.liquidbounce.features.module.Module
+import net.ccbluex.liquidbounce.utils.extensions.*
+import net.ccbluex.liquidbounce.utils.render.ColorSettingsInteger
 import net.ccbluex.liquidbounce.utils.render.ColorUtils.rainbow
 import net.ccbluex.liquidbounce.utils.render.RenderUtils.glColor
 import net.ccbluex.liquidbounce.value.boolean
-import net.ccbluex.liquidbounce.value.int
+import net.ccbluex.liquidbounce.value.float
 import org.lwjgl.opengl.GL11.*
-import java.awt.Color
 
 object Breadcrumbs : Module("Breadcrumbs", Category.VISUAL, hideModule = false) {
-    val colorRainbow by boolean("Rainbow", false)
-    val colorRed by int("R", 255, 0..255) { !colorRainbow }
-    val colorGreen by int("G", 179, 0..255) { !colorRainbow }
-    val colorBlue by int("B", 72, 0..255) { !colorRainbow }
+    val rainbow by boolean("Rainbow", false)
+    val colors = ColorSettingsInteger(this, "Color", withAlpha = false) { !rainbow }
+    private val lineHeight by float("LineHeight", 0.25F, 0.25F..2F)
+    private val temporary by boolean("Temporary", true)
+    private val fade by boolean("Fade", true) { temporary }
+    private val lifeTime by float("LifeTime", 1F, 0F..10F) { temporary }
 
-    private val positions = mutableListOf<DoubleArray>()
+    private val positions = mutableListOf<PositionData>()
 
     @EventTarget
     fun onRender3D(event: Render3DEvent) {
-        val color = if (colorRainbow) rainbow() else Color(colorRed, colorGreen, colorBlue)
+        val player = mc.thePlayer ?: return
+
+        if (positions.isEmpty() && !player.isMoving) {
+            return
+        }
+
+        val currentTime = System.currentTimeMillis()
+        val fadeSeconds = lifeTime * 1000L
 
         glPushMatrix()
+
         glDisable(GL_TEXTURE_2D)
         glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA)
         glEnable(GL_LINE_SMOOTH)
         glEnable(GL_BLEND)
         glDisable(GL_DEPTH_TEST)
+        glDisable(GL_CULL_FACE)
+
+        glEnable(GL_ALPHA_TEST)
+        glAlphaFunc(GL_GREATER, 0.0f)
+
+        player.interpolatedPosition(player.prevPos).let { pos ->
+            val data = PositionData(pos.toDoubleArray(), currentTime)
+
+            val lastData = positions.lastOrNull()?.array
+
+            if (lastData == null || !lastData.contentEquals(data.array))
+                positions += data
+        }
 
         mc.entityRenderer.disableLightmap()
 
-        glBegin(GL_LINE_STRIP)
-        glColor(color)
+        glBegin(GL_QUADS)
 
         val renderPosX = mc.renderManager.viewerPosX
         val renderPosY = mc.renderManager.viewerPosY
         val renderPosZ = mc.renderManager.viewerPosZ
 
-        for (pos in positions)
-            glVertex3d(pos[0] - renderPosX, pos[1] - renderPosY, pos[2] - renderPosZ)
+        positions.removeAll {
+            val timestamp = System.currentTimeMillis() - it.time
+            val transparency = if (fade) {
+                (0f..150f).lerpWith(1 - (timestamp / fadeSeconds).coerceAtMost(1.0F))
+            } else 150f
+
+            val startPos = it.array
+            val endPos = positions.getOrNull(positions.indexOf(it) + 1)?.array
+
+            if (endPos != null) {
+                val color = if (rainbow) rainbow() else colors.color()
+
+                glColor(color.withAlpha(transparency.toInt()))
+
+                glVertex3d(startPos[0] - renderPosX, startPos[1] - renderPosY, startPos[2] - renderPosZ)
+                glVertex3d(startPos[0] - renderPosX, startPos[1] - renderPosY + lineHeight, startPos[2] - renderPosZ)
+                glVertex3d(endPos[0] - renderPosX, endPos[1] - renderPosY + lineHeight, endPos[2] - renderPosZ)
+                glVertex3d(endPos[0] - renderPosX, endPos[1] - renderPosY, endPos[2] - renderPosZ)
+            }
+
+            temporary && timestamp > fadeSeconds
+        }
 
         glColor4d(1.0, 1.0, 1.0, 1.0)
         glEnd()
+
+        glEnable(GL_CULL_FACE)
         glEnable(GL_DEPTH_TEST)
+        glDisable(GL_ALPHA_TEST)
         glDisable(GL_LINE_SMOOTH)
         glDisable(GL_BLEND)
         glEnable(GL_TEXTURE_2D)
         glPopMatrix()
     }
 
     @EventTarget
-    fun onUpdate(event: UpdateEvent) {
-        positions += doubleArrayOf(mc.thePlayer.posX, mc.thePlayer.entityBoundingBox.minY, mc.thePlayer.posZ)
-    }
-
-    override fun onEnable() {
-        val thePlayer = mc.thePlayer ?: return
-
-        positions += doubleArrayOf(thePlayer.posX, thePlayer.posY + thePlayer.eyeHeight * 0.5f, thePlayer.posZ)
-        positions += doubleArrayOf(thePlayer.posX, thePlayer.posY, thePlayer.posZ)
+    fun onWorld(event: WorldEvent) {
+        positions.clear()
     }
 
     override fun onDisable() {
         positions.clear()
     }
-}
+}
+
+data class PositionData(val array: DoubleArray, val time: Long)