myRand, ugly, not yet working correctly

.cproject

@@ -25,14 +25,14 @@
 								<option defaultValue="dk.xpg.msp430eclipse.compiler.option.optimization.level.none" id="dk.xpg.msp430eclipse.compiler.option.optimization.level.1547289165" name="Optimization Level" superClass="dk.xpg.msp430eclipse.compiler.option.optimization.level" valueType="enumerated"/>
 								<option defaultValue="dk.xpg.msp430eclipse.compiler.option.debugging.level.default" id="dk.xpg.msp430eclipse.compiler.option.debugging.level.961192910" name="Debugging Level" superClass="dk.xpg.msp430eclipse.compiler.option.debugging.level" valueType="enumerated"/>
 								<option id="dk.xpg.msp430eclipse.compiler.option.language.standard.1330784157" name="Standard" superClass="dk.xpg.msp430eclipse.compiler.option.language.standard" useByScannerDiscovery="false" value="dk.xpg.msp430eclipse.compiler.option.language.standard.gnu99" valueType="enumerated"/>
-								<option id="dk.xpg.msp430eclipse.compiler.option.includes.paths.1317814193" superClass="dk.xpg.msp430eclipse.compiler.option.includes.paths" valueType="includePath">
+								<option id="dk.xpg.msp430eclipse.compiler.option.includes.paths.1317814193" name="Include paths (-I)" superClass="dk.xpg.msp430eclipse.compiler.option.includes.paths" valueType="includePath">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TicTacToe/hottislib}&quot;"/>
 								</option>
 								<inputType id="dk.xpg.msp430eclipse.tool.compiler.gcc.input.1155150193" name="C Source File" superClass="dk.xpg.msp430eclipse.tool.compiler.gcc.input"/>
 								<inputType id="dk.xpg.msp430eclipse.tool.compiler.gcc.input.cc.1230949175" name="C++ Source File" superClass="dk.xpg.msp430eclipse.tool.compiler.gcc.input.cc"/>
 							</tool>
 							<tool id="dk.xpg.msp430eclipse.tool.assembler.gcc.974609093" name="MSP430 Assembler" superClass="dk.xpg.msp430eclipse.tool.assembler.gcc">
-								<option id="dk.xpg.msp430eclipse.assembler.option.general.include.483037451" superClass="dk.xpg.msp430eclipse.assembler.option.general.include" valueType="includePath">
+								<option id="dk.xpg.msp430eclipse.assembler.option.general.include.483037451" name="Include Paths (-I)" superClass="dk.xpg.msp430eclipse.assembler.option.general.include" valueType="includePath">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TicTacToe/hottislib}&quot;"/>
 								</option>
 								<inputType id="dk.xpg.msp430eclipse.tool.assembler.input.669783994" name="Assembler Files" superClass="dk.xpg.msp430eclipse.tool.assembler.input"/>
@@ -44,7 +44,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="hottislib|src" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="myRand.h|hottislib|src" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 						<entry flags="VALUE_WORKSPACE_PATH" kind="sourcePath" name="hottislib"/>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="src"/>
 					</sourceEntries>
@@ -75,14 +75,14 @@
 							<tool id="dk.xpg.msp430eclipse.tool.compiler.gcc.822429366" name="MSP430 C Compiler" superClass="dk.xpg.msp430eclipse.tool.compiler.gcc">
 								<option defaultValue="dk.xpg.msp430eclipse.compiler.option.optimization.level.most" id="dk.xpg.msp430eclipse.compiler.option.optimization.level.135723235" name="Optimization Level" superClass="dk.xpg.msp430eclipse.compiler.option.optimization.level" valueType="enumerated"/>
 								<option defaultValue="dk.xpg.msp430eclipse.compiler.option.debugging.level.none" id="dk.xpg.msp430eclipse.compiler.option.debugging.level.1183049546" name="Debugging Level" superClass="dk.xpg.msp430eclipse.compiler.option.debugging.level" valueType="enumerated"/>
-								<option id="dk.xpg.msp430eclipse.compiler.option.includes.paths.247408562" superClass="dk.xpg.msp430eclipse.compiler.option.includes.paths" valueType="includePath">
+								<option id="dk.xpg.msp430eclipse.compiler.option.includes.paths.247408562" name="Include paths (-I)" superClass="dk.xpg.msp430eclipse.compiler.option.includes.paths" valueType="includePath">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TicTacToe/hottislib}&quot;"/>
 								</option>
 								<inputType id="dk.xpg.msp430eclipse.tool.compiler.gcc.input.743092204" name="C Source File" superClass="dk.xpg.msp430eclipse.tool.compiler.gcc.input"/>
 								<inputType id="dk.xpg.msp430eclipse.tool.compiler.gcc.input.cc.534769254" name="C++ Source File" superClass="dk.xpg.msp430eclipse.tool.compiler.gcc.input.cc"/>
 							</tool>
 							<tool id="dk.xpg.msp430eclipse.tool.assembler.gcc.1808009534" name="MSP430 Assembler" superClass="dk.xpg.msp430eclipse.tool.assembler.gcc">
-								<option id="dk.xpg.msp430eclipse.assembler.option.general.include.1099305810" superClass="dk.xpg.msp430eclipse.assembler.option.general.include" valueType="includePath">
+								<option id="dk.xpg.msp430eclipse.assembler.option.general.include.1099305810" name="Include Paths (-I)" superClass="dk.xpg.msp430eclipse.assembler.option.general.include" valueType="includePath">
 									<listOptionValue builtIn="false" value="&quot;${workspace_loc:/TicTacToe/hottislib}&quot;"/>
 								</option>
 								<inputType id="dk.xpg.msp430eclipse.tool.assembler.input.490974509" name="Assembler Files" superClass="dk.xpg.msp430eclipse.tool.assembler.input"/>
@@ -94,7 +94,7 @@
 						</toolChain>
 					</folderInfo>
 					<sourceEntries>
-						<entry excluding="src" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+						<entry excluding="myRand.h|src" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
 						<entry flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name="src"/>
 					</sourceEntries>
 				</configuration>

.project

@@ -5,6 +5,11 @@
 	<projects>
 	</projects>
 	<buildSpec>
+		<buildCommand>
+			<name>org.python.pydev.PyDevBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
 		<buildCommand>
 			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
 			<triggers>clean,full,incremental,</triggers>
@@ -23,5 +28,6 @@
 		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
 		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
 		<nature>dk.xpg.msp430eclipse.msp430nature</nature>
+		<nature>org.python.pydev.pythonNature</nature>
 	</natures>
 </projectDescription>

.pydevproject

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?eclipse-pydev version="1.0"?><pydev_project>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_INTERPRETER">Default</pydev_property>
+<pydev_property name="org.python.pydev.PYTHON_PROJECT_VERSION">python interpreter</pydev_property>
+</pydev_project>

GenerateNumbers/genNum.py

@@ -0,0 +1,7 @@
+import random
+
+t = ''
+for i in range(1000):
+    t += '' + str(random.randint(0,8)) + ','
+
+print t

src/game.c

@@ -5,12 +5,19 @@
  *      Author: wn
  */
 
+
+
+
+
+
 #include <stdlib.h>
+#include <stdbool.h>
 
 #include "PontCoopScheduler.h"
 
 #include "leds.h"
 #include "game.h"
+#include "myRand.h"
 
 
 
@@ -19,47 +26,161 @@ tCellState field[FIELD_SIZE];
 
 
 
+static void setDirectCell(uint8_t cell, tCellState state) {
+	field[cell] = state;
+}
+
 static void setCell(uint8_t row, uint8_t col, tCellState state) {
 	field[(row * ROW_SIZE) + col] = state;
 }
 
-void gameMove() {
+static tCellState getDirectCell(uint8_t cell) {
-	static uint8_t row = 0;
+	return field[cell];
-	static uint8_t col = 0;
+}
 
-	static enum { sNEXT, sCROSS, sCIRCLE } state = sCROSS;
+static tCellState getCell(uint8_t row, uint8_t col) {
+	return field[(row * ROW_SIZE) + col];
+}
+
+static void setField(tCellState s) {
+	for (uint8_t i = 0; i < FIELD_SIZE; i++) {
+		field[i] = s;
+	}
+}
+
+static void play(tCellState state) {
+	while (true) {
+		uint8_t r = myRand();
+		if (getDirectCell(r) == csEMPTY) {
+			setDirectCell(r, state);
+			break;
+		}
+	}
+}
+
+
+static void playCircle() {
+	play(csCIRCLE);
+}
+
+static void playCross() {
+	play(csCROSS);
+}
+
+
+typedef enum { arNOWINNER, arCROSS, arCIRCLE, arGAMEOVER } tArbiterResult;
+
+static tArbiterResult mapCellStateToArbiterResult(tCellState c) {
+	tArbiterResult a;
+	if (c == csEMPTY) {
+		a = arNOWINNER;
+	} else if (c == csCROSS) {
+		a = arCROSS;
+	} else if (c == csCIRCLE) {
+		a = arCIRCLE;
+	}
+	return a;
+}
+
+static tArbiterResult arbiter() {
+	tCellState baseState;
+
+	// checks rows
+	for (uint8_t row = 0; row < ROW_SIZE; row++) {
+		baseState = getCell(row, 0);
+		if (baseState == csEMPTY) {
+			continue;
+		}
+		if ((getCell(row, 1) == baseState) && getCell(row, 2) == baseState) {
+			return mapCellStateToArbiterResult(baseState);
+		}
+	}
+
+	// checks cols
+	for (uint8_t col = 0; col < COL_SIZE; col++) {
+		baseState = getCell(0, col);
+		if (baseState == csEMPTY) {
+			continue;
+		}
+		if ((getCell(1, col) == baseState) && getCell(2, col) == baseState) {
+			return mapCellStateToArbiterResult(baseState);
+		}
+	}
+
+	// checks diagonal 1
+	baseState = getCell(0, 0);
+	if ((baseState != csEMPTY) &&
+		(getCell(1, 1) == baseState) &&
+		(getCell(2, 2) == baseState)) {
+		return mapCellStateToArbiterResult(baseState);
+	}
+
+	// checks diagonal 2
+	baseState = getCell(2, 0);
+	if ((baseState != csEMPTY) &&
+		(getCell(1, 1) == baseState) &&
+		(getCell(0, 2) == baseState)) {
+		return mapCellStateToArbiterResult(baseState);
+	}
+
+	// check for free fields
+	for (uint8_t i = 0; i < FIELD_SIZE; i++) {
+		if (getDirectCell(i) == csEMPTY) {
+			return mapCellStateToArbiterResult(csEMPTY);
+		}
+	}
+
+	return arGAMEOVER;
+}
+
+
+void gameMove() {
+	static enum { sNEW, sCROSS, sCIRCLE, sARBITER1, sARBITER2 } state = sNEW;
+	tArbiterResult winner;
 	switch (state) {
+	case sNEW:
+		setField(csEMPTY);
+		state = sCROSS;
+		break;
 	case sCROSS:
-		setCell(row, col, csCROSS);
+		playCross();
+		state = sARBITER1;
+		break;
+	case sARBITER1:
+		winner = arbiter();
+		if (winner == arNOWINNER) {
 			state = sCIRCLE;
+		} else if (winner == arGAMEOVER) {
+			setField(csEMPTY);
+			state = sNEW;
+		} else {
+			setField(winner);
+			state = sNEW;
+		}
 		break;
 	case sCIRCLE:
-		setCell(row, col, csCIRCLE);
+		playCircle();
-		state = sNEXT;
+		state = sARBITER2;
 		break;
-	case sNEXT:
+	case sARBITER2:
-		setCell(row, col, csEMPTY);
+		winner = arbiter();
-		col++;
+		if (winner == arNOWINNER) {
-		if (col >= COL_SIZE) {
-			col = 0;
-			row++;
-			if (row >= ROW_SIZE) {
-				row = 0;
-			}
-		}
 			state = sCROSS;
+		} else if (winner == arGAMEOVER) {
+			setField(csEMPTY);
+			state = sNEW;
+		} else {
+			setField(winner);
+			state = sNEW;
+		}
 		break;
 	}
 }
 
 
 void gameInit() {
-	for (uint8_t i = 0; i < FIELD_SIZE; i++) {
+	setField(csEMPTY);
-		field[i] = csEMPTY;
+	schAdd(gameMove, NULL, 0, 100);
-	}
-
-	schAdd(gameMove, NULL, 0, 1000);
-
 }
 
 tCellState* gameGetField() {

src/myRand.c

@@ -0,0 +1,23 @@
+/*
+ * myRand.c
+ *
+ *  Created on: Apr 29, 2018
+ *      Author: wn
+ */
+
+#include <stdlib.h>
+
+uint8_t numbers[] = { 3, 5, 1, 3, 8, 4, 0, 4, 5, 3, 8, 2, 1, 7, 5, 2, 8, 7, 6, 5,
+		2, 4, 3, 1, 1, 2, 4, 6, 7, 0, 8, 0, 3, 1, 6, 8, 8, 5, 3, 0, 2, 2, 6, 3,
+		5, 5, 7, 3, 6, 2, 3, 3, 8, 0, 5, 3, 7, 8, 7, 2, 5, 2, 3, 5, 8, 6, 0, 2,
+};
+
+uint8_t myRand() {
+	static uint32_t i = 0;
+	uint8_t r = numbers[i];
+	i++;
+	if (i > sizeof(numbers)) {
+		i = 0;
+	}
+	return r;
+}

src/myRand.h

@@ -0,0 +1,16 @@
+/*
+ * myRand.h
+ *
+ *  Created on: Apr 29, 2018
+ *      Author: wn
+ */
+
+#ifndef MYRAND_H_
+#define MYRAND_H_
+
+#include <stdlib.h>
+
+uint8_t myRand();
+
+
+#endif /* MYRAND_H_ */