From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.Client/WaterDropParticle.cpp | 55 ++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Minecraft.Client/WaterDropParticle.cpp

(limited to 'Minecraft.Client/WaterDropParticle.cpp')

diff --git a/Minecraft.Client/WaterDropParticle.cpp b/Minecraft.Client/WaterDropParticle.cpp
new file mode 100644
index 00000000..90035243
--- /dev/null
+++ b/Minecraft.Client/WaterDropParticle.cpp
@@ -0,0 +1,55 @@
+#include "stdafx.h"
+#include "WaterDropParticle.h"
+#include "..\Minecraft.World\JavaMath.h"
+#include "..\Minecraft.World\net.minecraft.world.level.h"
+#include "..\Minecraft.World\net.minecraft.world.level.material.h"
+#include "..\Minecraft.World\net.minecraft.world.level.tile.h"
+
+WaterDropParticle::WaterDropParticle(Level *level, double x, double y, double z) : Particle(level, x, y, z, 0, 0, 0)
+{
+    xd *= 0.3f;
+    yd = (float) Math::random() * 0.2f + 0.1f;
+    zd *= 0.3f;
+
+    rCol = 1.0f;
+    gCol = 1.0f;
+    bCol = 1.0f;
+    setMiscTex(16+3+random->nextInt(4));
+    this->setSize(0.01f, 0.01f);
+    gravity = 0.06f;
+
+	noPhysics = true;	// 4J - optimisation - do we really need collision on these? its really slow...
+    lifetime = (int) (8 / (Math::random() * 0.8 + 0.2));
+}
+
+void WaterDropParticle::tick()
+{
+    xo = x;
+    yo = y;
+    zo = z;
+
+    yd -= gravity;
+    move(xd, yd, zd);
+    xd *= 0.98f;
+    yd *= 0.98f;
+    zd *= 0.98f;
+
+    if (lifetime-- <= 0) remove();
+
+    if (onGround)
+	{
+        if (Math::random() < 0.5) remove();
+        xd *= 0.7f;
+        zd *= 0.7f;
+    }
+
+    Material *m = level->getMaterial(Mth::floor(x), Mth::floor(y), Mth::floor(z));
+    if (m->isLiquid() || m->isSolid())
+	{
+        double y0 = Mth::floor(y) + 1 - LiquidTile::getHeight(level->getData(Mth::floor(x), Mth::floor(y), Mth::floor(z)));
+        if (y < y0)
+		{
+            remove();
+        }
+    }
+}
-- 
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