format code and finish merge

2 files changed, 98 insertions, 111 deletions

diff --git a/robot/mode_maze.c b/robot/mode_maze.c
index 9570706..a178d3a 100644
--- a/robot/mode_maze.c
+++ b/robot/mode_maze.c
@@ -1,142 +1,133 @@
 #include "mode_maze.h"
 #include "orangutan_shim.h"
-void full_rotation(){
-	set_motors(0,0);
+
+unsigned int g_w2_sensors[5]		= {0};
+unsigned int g_w2_position			= 0;
+unsigned int g_w2_last_proportional = 0;
+long g_w2_integral					= 0;
+
+void w2_full_rotation() {
+	set_motors(0, 0);
 	delay_ms(500);
-	set_motors(60,-60);
+	set_motors(60, -60);
 	delay_ms(540);
-	set_motors(0,0);
-	position = read_line(sensors,IR_EMITTERS_ON);
+	set_motors(0, 0);
+	g_w2_position = read_line(g_w2_sensors, IR_EMITTERS_ON);
 	delay_ms(500);
-	
-
 }
 
-void half_rotation_left(){
-	set_motors(0,0);
-	set_motors(50,50);
+void w2_half_rotation_left() {
+	set_motors(0, 0);
+	set_motors(50, 50);
 	delay_ms(150);
-	set_motors(-30,30);
+	set_motors(-30, 30);
 	delay_ms(600);
-	set_motors(0,0);
-	position = read_line(sensors,IR_EMITTERS_ON);
+	set_motors(0, 0);
+	g_w2_position = read_line(g_w2_sensors, IR_EMITTERS_ON);
 	delay_ms(500);
-		
 }
-void half_rotation_right(){
-	set_motors(0,0);
-	set_motors(50,50);
+void w2_half_rotation_right() {
+	set_motors(0, 0);
+	set_motors(50, 50);
 	delay_ms(150);
-	set_motors(30,-30);
+	set_motors(30, -30);
 	delay_ms(600);
-	set_motors(0,0);
-	set_motors(50,50);
+	set_motors(0, 0);
+	set_motors(50, 50);
 	delay_ms(150);
-	position = read_line(sensors,IR_EMITTERS_ON);
+	g_w2_position = read_line(g_w2_sensors, IR_EMITTERS_ON);
 	delay_ms(500);
 }
-void crossway_detection(){
-	half_rotation_left();
-}
-void intersection_detection(){
-	half_rotation_left();
-}
+void w2_crossway_detection() { w2_half_rotation_left(); }
+void w2_intersection_detection() { w2_half_rotation_left(); }
 void w2_mode_maze() {
-    while(1)
-	{    
-		// Get the position of the line.  Note that we *must* provide
-		// the "sensors" argument to read_line() here, even though we
-		// are not interested in the individual sensor readings.
-		position = read_line(sensors,IR_EMITTERS_ON);
+	// Get the position of the line.  Note that we *must* provide
+	// the "sensors" argument to read_line() here, even though we
+	// are not interested in the individual sensor readings.
+	g_w2_position = read_line(g_w2_sensors, IR_EMITTERS_ON);
 
-		// The "proportional" term should be 0 when we are on the line.
-		int proportional = ((int)position) - 2000;
+	// The "proportional" term should be 0 when we are on the line.
+	int proportional = ((int)g_w2_position) - 2000;
 
-		// Compute the derivative (change) and integral (sum) of the
-		// position.
-		int derivative = proportional - last_proportional;
-		integral += proportional;
+	// Compute the derivative (change) and integral (sum) of the
+	// position.
+	int derivative = proportional - g_w2_last_proportional;
+	g_w2_integral += proportional;
 
-		// Remember the last position.
-		last_proportional = proportional;
+	// Remember the last position.
+	g_w2_last_proportional = proportional;
 
-		// Compute the difference between the two motor power settings,
-		// m1 - m2.  If this is a positive number the robot will turn
-		// to the right.  If it is a negative number, the robot will
-		// turn to the left, and the magnitude of the number determines
-		// the sharpness of the turn.
-		int power_difference = proportional/20 + integral/10000 + derivative*3/2;
+	// Compute the difference between the two motor power settings,
+	// m1 - m2.  If this is a positive number the robot will turn
+	// to the right.  If it is a negative number, the robot will
+	// turn to the left, and the magnitude of the number determines
+	// the sharpness of the turn.
+	int power_difference = proportional / 20 + g_w2_integral / 10000 + derivative * 3 / 2;
 
-		// Compute the actual motor settings.  We never set either motor
-		// to a negative value.
-		 
-		const int max = 60;
-		if(power_difference > max)
-			power_difference = max;
-		if(power_difference < -max)
-			power_difference = -max;
-		
-		if(sensors[0] < 100 && sensors[1] <100 && sensors[2] < 100 &&  sensors[3] < 100 && sensors[4] < 100){
-			// grid detectie
-            /*set_motors(0,0);      
-			delay_ms(450);
+	// Compute the actual motor settings.  We never set either motor
+	// to a negative value.
+
+	const int max = 60;
+	if (power_difference > max) power_difference = max;
+	if (power_difference < -max) power_difference = -max;
+
+	if (g_w2_sensors[0] < 100 && g_w2_sensors[1] < 100 && g_w2_sensors[2] < 100 &&
+		g_w2_sensors[3] < 100 && g_w2_sensors[4] < 100) {
+		// grid detectie
+		/*set_motors(0,0);
+		delay_ms(450);
+		set_motors(50,50);
+		delay_ms(180);
+		if ( g_w2_sensors[2] >= 100 || g_w2_sensors[3] >= 100 || g_w2_sensors[1] >= 100 ||
+		g_w2_sensors[0] >= 100 || g_w2_sensors[4] >= 100)
+		{
+			set_motors(0,0);
+			delay_ms(15000);
 			set_motors(50,50);
 			delay_ms(180);
-			if ( sensors[2] >= 100 || sensors[3] >= 100 || sensors[1] >= 100 || sensors[0] >= 100 || sensors[4] >= 100)
+			if (g_w2_sensors[2] >= 100 || g_w2_sensors[3] >= 100 || g_w2_sensors[1] >= 100 ||
+		g_w2_sensors[0] >= 100
+		|| g_w2_sensors[4] >= 100 )
 			{
-				set_motors(0,0);				
-				delay_ms(15000);
+				set_motors(0,0);
+				delay_ms(1500);
 				set_motors(50,50);
 				delay_ms(180);
-				if (sensors[2] >= 100 || sensors[3] >= 100 || sensors[1] >= 100 || sensors[0] >= 100 || sensors[4] >= 100 )
+				if (g_w2_sensors[2] >= 100 || g_w2_sensors[3] >= 100 || g_w2_sensors[1] >= 100 ||
+		g_w2_sensors[0] >= 100 || g_w2_sensors[4] >= 100)
 				{
+					print("GRID!");
 					set_motors(0,0);
-					delay_ms(1500);
-					set_motors(50,50);
-					delay_ms(180);
-					if (sensors[2] >= 100 || sensors[3] >= 100 || sensors[1] >= 100 || sensors[0] >= 100 || sensors[4] >= 100)
-					{
-						print("GRID!");	
-						set_motors(0,0);
-						delay_ms(10000);
-						
-					}					
+					delay_ms(10000);
+
 				}
-				
 			}
-			else if(sensors[0] < 100 && sensors[1] <100 && sensors[2] < 100 &&  sensors[3] < 100 && sensors[4] < 100){*/
-			full_rotation();
-			//}
-			
-		}
-		else if(sensors[0] >= 500 && sensors[1] >= 250  && sensors[2] >= 500  &&  sensors[3] >= 250  &&sensors[4] >= 500){
-			crossway_detection();
-		}
-		//else if(sensors[0] >= 500  && sensors[2] < 50 &&sensors[4] >= 500){ 
-			//intersection_detection();
-		//}
-		else if (sensors[0] >= 500 && sensors[1] >= 200 && sensors[4] < 100){
-			half_rotation_left();
+
 		}
-		//else if(sensors[4] >= 500 && sensors[3] >= 200 && sensors[0] < 100){
-			//half_rotation_right();
+		else if(g_w2_sensors[0] < 100 && g_w2_sensors[1] <100 && g_w2_sensors[2] < 100 &&
+		g_w2_sensors[3] < 100 && g_w2_sensors[4] < 100){*/
+		w2_full_rotation();
 		//}
-		else{ 
-			if(power_difference < 0 && (sensors[2] > 100 || sensors[3] > 100 || sensors[1] > 100) )
-				set_motors(max+power_difference, max);
-			else if( power_difference > 0 && ( sensors[2] > 100 || sensors[3] > 100 || sensors[1] > 100)  )
-				set_motors(max, max-power_difference);
-			
-		}
-		       		
-	}
 
-	// This part of the code is never reached.  A robot should
-	// never reach the end of its program, or unpredictable behavior
-	// will result as random code starts getting executed.  If you
-	// really want to stop all actions at some point, set your motors
-	// to 0,0 and run the following command to loop forever:
-	//
-	// while(1);
-}
+	} else if (g_w2_sensors[0] >= 500 && g_w2_sensors[1] >= 250 && g_w2_sensors[2] >= 500 &&
+			   g_w2_sensors[3] >= 250 && g_w2_sensors[4] >= 500) {
+		w2_crossway_detection();
+	}
+	// else if(g_w2_sensors[0] >= 500  && g_w2_sensors[2] < 50 &&g_w2_sensors[4] >= 500){
+	// intersection_detection();
+	//}
+	else if (g_w2_sensors[0] >= 500 && g_w2_sensors[1] >= 200 && g_w2_sensors[4] < 100) {
+		w2_half_rotation_left();
+	}
+	// else if(g_w2_sensors[4] >= 500 && g_w2_sensors[3] >= 200 && g_w2_sensors[0] < 100){
+	// half_rotation_right();
+	//}
+	else {
+		if (power_difference < 0 &&
+			(g_w2_sensors[2] > 100 || g_w2_sensors[3] > 100 || g_w2_sensors[1] > 100))
+			set_motors(max + power_difference, max);
+		else if (power_difference > 0 &&
+				 (g_w2_sensors[2] > 100 || g_w2_sensors[3] > 100 || g_w2_sensors[1] > 100))
+			set_motors(max, max - power_difference);
+	}
 }
diff --git a/robot/mode_maze.h b/robot/mode_maze.h
index 6d481c1..e7490b9 100644
--- a/robot/mode_maze.h
+++ b/robot/mode_maze.h
@@ -7,8 +7,4 @@
  *
  * finds route out of maze
  */
-unsigned int sensors[5]; // an array to hold sensor values
-unsigned int position;
-unsigned int last_proportional=0;
-long integral=0;
 void w2_mode_maze();