From e7b0e3f90d889b582e43553437e5977928565028 Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Sun, 17 Apr 2016 21:55:08 +0100
Subject: [PATCH] Particle/powder mixing tool

---
 src/simulation/simtools/Mix.cpp | 60 +++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100755 src/simulation/simtools/Mix.cpp

diff --git a/src/simulation/simtools/Mix.cpp b/src/simulation/simtools/Mix.cpp
new file mode 100755
index 000000000..b92003c0d
--- /dev/null
+++ b/src/simulation/simtools/Mix.cpp
@@ -0,0 +1,60 @@
+#include "ToolClasses.h"
+//#TPT-Directive ToolClass Tool_Mix TOOL_MIX 6
+Tool_Mix::Tool_Mix()
+{
+	Identifier = "DEFAULT_TOOL_MIX";
+	Name = "MIX";
+	Colour = PIXPACK(0xFFD090);
+	Description = "Mixes particles.";
+}
+
+int Tool_Mix::Perform(Simulation * sim, Particle * cpart, int x, int y, float strength)
+{
+	int thisPart = sim->pmap[y][x];
+	if(!thisPart)
+		return 0;
+
+	if(rand() % 100 != 0)
+		return 0;
+
+	int distance = strength * 10;
+
+	if(!(sim->elements[thisPart&0xFF].Properties & TYPE_PART))
+		return 0;
+
+	int newX = x + (rand() % distance) - (distance/2);
+	int newY = y + (rand() % distance) - (distance/2);
+
+	if(newX < 0 || newY < 0 || newX >= XRES || newY >= YRES)
+		return 0;
+
+	int thatPart = sim->pmap[newY][newX];
+	if(!thatPart)
+		return 0;
+
+	if(!(sim->elements[thatPart&0xFF].Properties & TYPE_PART))
+		return 0;
+
+	sim->pmap[y][x] = thatPart;
+	sim->parts[thatPart>>8].x = x;
+	sim->parts[thatPart>>8].y = y;
+
+	sim->pmap[newY][newX] = thisPart;
+	sim->parts[thisPart>>8].x = newX;
+	sim->parts[thisPart>>8].y = newY;
+
+	/*if(!cpart)
+		return 0;
+	if (cpart->type == PT_PUMP || cpart->type == PT_GPMP)
+		cpart->temp += strength*.1f;
+	else
+		cpart->temp += strength*2.0f;
+
+	if (cpart->temp > MAX_TEMP)
+		cpart->temp = MAX_TEMP;
+	else if (cpart->temp < 0)
+		cpart->temp = 0;
+	return 1;*/
+}
+
+Tool_Mix::~Tool_Mix() {}