added project files and tasks

comp_aufg_p1/AnalogAndDigitalClockWithSpecialTimes.m

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+function AnalogAndDigitalClockWithSpecialTimes()  
+    figure('Name','Uhrzeit');
+    hold on;
+
+    r = 12;
+    theta = 0 : pi/60 : 2*pi;
+    xcoords = r * cos(theta);
+    ycoords = r * sin(theta);
+
+    %for the perfect round circle
+    set(gcf,'position',[0,0,500,450])
+    set(gcf,'color','w');
+    plot(xcoords,ycoords, "r");
+    axis equal;
+    axis off;
+
+    r = r - 2;
+    numberIndex = 1;
+    for grad = 60 : -30 : -270
+        theta = grad * pi/180;
+        xCoordsCaption = r * cos(theta) - 2/3;
+        yCoordsCaption = r *sin(theta);
+        text(xCoordsCaption,yCoordsCaption,num2str(numberIndex),'color',"g", 'FontSize', 20);
+        numberIndex = numberIndex + 1;
+    end
+
+    r = r + 2;
+
+    %drawing hour line
+    for grad = 0 : 30 : 360
+        theta = grad * pi/180;
+        xCoordHourLine1 =(r - 1.2) * cos(theta); 
+        xCoordHourLine2 =r * cos(theta); 
+        xCoordsHourLine = [xCoordHourLine1 xCoordHourLine2];
+        yCoordHourLine1 = (r - 1.2) * sin(theta); 
+        yCoordHourLine2 = r * sin(theta); 
+        yCoordsHourLine = [yCoordHourLine1 yCoordHourLine2];
+        plot(xCoordsHourLine,yCoordsHourLine,'linewidth',2,'color',"k");
+    end
+
+    %drawing minute line
+    for grad = 0 : 6 : 360
+        theta = grad * pi/180;
+        xCoordMinuteLine1 =(r - 0.6) * cos(theta); 
+        xCoordMinuteLine2 =r * cos(theta); 
+        xCoordsMinuteLine = [xCoordMinuteLine1 xCoordMinuteLine2];
+        yCoordMinuteLine1 = (r - 0.6) * sin(theta); 
+        yCoordMinuteLine2 = r * sin(theta); 
+        yCoordsMinuteLine = [yCoordMinuteLine1 yCoordMinuteLine2];
+        plot(xCoordsMinuteLine,yCoordsMinuteLine,'linewidth',1,'color',"k");
+    end
+
+    while(true)
+        actualTime = clock;
+        disp(actualTime)
+        s = actualTime(6);
+        m = actualTime(5) + (s / 60); %adding second portion for continuous moving
+        h = actualTime(4) + (m / 60)  + (s / 3600); %adding minute and second portion for continuous moving
+
+        %calcute angles for hour and minute pointer first, for checking
+        %180° angle
+        thetaHourPointer = (90-(360/12 * h)) * pi/180 ;
+        thetaMinutePointer = (90-(360/60 * m)) * pi/180 ;
+
+        %calculate angle difference and convert to degrees
+        differenceAngle = abs(thetaHourPointer - thetaMinutePointer);
+        differenceAngleInDegress = differenceAngle * 180/pi;
+
+        %set fontcolor resp. plotcolor for special times
+        if differenceAngleInDegress >= 179.999 && differenceAngleInDegress <= 180.001
+            color = "b";
+        else
+            color = "r";
+        end
+
+        %digital time printer inclusive fixing single string times to
+        %stringLength 2
+        concateTimeString = "";
+        if strlength(num2str(fix(h))) == 1
+            concateTimeString = concateTimeString + "0" + fix(h);
+        else 
+            concateTimeString = concateTimeString + fix(h);
+        end
+
+        concateTimeString = concateTimeString + ":";
+
+        if strlength(num2str(fix(m))) == 1
+            concateTimeString = concateTimeString + "0" + fix(m);
+        else 
+            concateTimeString = concateTimeString + fix(m);
+        end
+
+        concateTimeString = concateTimeString + ":";
+
+        if strlength(num2str(fix(s))) == 1
+            concateTimeString = concateTimeString + "0" + fix(s);
+        else 
+            concateTimeString = concateTimeString + fix(s);
+        end
+
+        %plot and print the digital time
+        concateTimeString = concateTimeString + " Uhr";
+        disp(concateTimeString); %console output for debugging
+        xAxes = xlim();
+        yAxes = ylim();
+        analogTime = text(xAxes(1)-4,yAxes(2),concateTimeString,'color',color, 'FontSize', 20);
+
+        %drawing hour pointer
+        xCoordHourPointer =(r - 3) * cos(thetaHourPointer); 
+        xCoordsHourPointer = [0 xCoordHourPointer];
+        yCoordHourPointer =(r - 3) * sin(thetaHourPointer); 
+        yCoordsHourPointer = [0 yCoordHourPointer];
+        hourPlot = plot(xCoordsHourPointer,yCoordsHourPointer,'linewidth',3,'color',color);
+
+        %drawing minute pointer
+        xCoordMinutePointer =(r - 0.5) * cos(thetaMinutePointer); 
+        xCoordsMinutePointer = [0 xCoordMinutePointer];
+        yCoordMinutePointer =(r - 0.5) * sin(thetaMinutePointer); 
+        yCoordsMinutePointer = [0 yCoordMinutePointer];
+        minutePlot = plot(xCoordsMinutePointer,yCoordsMinutePointer,'linewidth',2,'color',color);
+
+        %drawing second pointer
+        theta = (90 - (360/60 * s)) * pi/180 ;
+        xCoordSecondPointer =(r - 0.5) * cos(theta); 
+        xCoordsSecondPointer = [0 xCoordSecondPointer];
+        yCoordSecondPointer =(r - 0.5) * sin(theta); 
+        yCoordsSecondPointer = [0 yCoordSecondPointer];
+        secondPlot = plot(xCoordsSecondPointer,yCoordsSecondPointer,'linewidth',1,'color',"r");
+
+        pause(0.01);
+        delete(hourPlot);
+        delete(minutePlot);
+        delete(secondPlot);
+        delete(analogTime);
+    end
+end
+

comp_aufg_p1/AnalogAndDigitalClockWithSpecialTimesExtended.m

@@ -0,0 +1,135 @@
+function AnalogAndDigitalClockWithSpecialTimesExtended()  
+    figure('Name','Uhrzeit');
+    hold on;
+
+    r = 12;
+    theta = 0 : pi/60 : 2*pi;
+    xcoords = r * cos(theta);
+    ycoords = r * sin(theta);
+
+    %for the perfect round circle
+    set(gcf,'position',[0,0,500,450])
+    set(gcf,'color','w');
+    plot(xcoords,ycoords, "r");
+    axis equal;
+    axis off;
+
+    r = r - 2;
+    numberIndex = 1;
+    for grad = 60 : -30 : -270
+        theta = grad * pi/180;
+        xCoordsCaption = r * cos(theta) - 2/3;
+        yCoordsCaption = r *sin(theta);
+        text(xCoordsCaption,yCoordsCaption,num2str(numberIndex),'color',"g", 'FontSize', 20);
+        numberIndex = numberIndex + 1;
+    end
+
+    r = r + 2;
+
+    %drawing hour line
+    for grad = 0 : 30 : 360
+        theta = grad * pi/180;
+        xCoordHourLine1 =(r - 1.2) * cos(theta); 
+        xCoordHourLine2 =r * cos(theta); 
+        xCoordsHourLine = [xCoordHourLine1 xCoordHourLine2];
+        yCoordHourLine1 = (r - 1.2) * sin(theta); 
+        yCoordHourLine2 = r * sin(theta); 
+        yCoordsHourLine = [yCoordHourLine1 yCoordHourLine2];
+        plot(xCoordsHourLine,yCoordsHourLine,'linewidth',2,'color',"k");
+    end
+
+    %drawing minute line
+    for grad = 0 : 6 : 360
+        theta = grad * pi/180;
+        xCoordMinuteLine1 =(r - 0.6) * cos(theta); 
+        xCoordMinuteLine2 =r * cos(theta); 
+        xCoordsMinuteLine = [xCoordMinuteLine1 xCoordMinuteLine2];
+        yCoordMinuteLine1 = (r - 0.6) * sin(theta); 
+        yCoordMinuteLine2 = r * sin(theta); 
+        yCoordsMinuteLine = [yCoordMinuteLine1 yCoordMinuteLine2];
+        plot(xCoordsMinuteLine,yCoordsMinuteLine,'linewidth',1,'color',"k");
+    end
+
+    %get calculated special times with 180 degrees
+    specialTimes = calculateSpecialTimes();
+    sizeOfSpecialTimesArray = length(specialTimes);
+    arrayCounter = 1;
+    while(true)
+        color = "r";
+
+        %disp(actualTime)
+        s = specialTimes(arrayCounter, 1);
+        m = specialTimes(arrayCounter, 2);
+        h = specialTimes(arrayCounter, 3); 
+
+        %if all values are displayed begin the animation again
+        if arrayCounter ~= sizeOfSpecialTimesArray
+            arrayCounter = arrayCounter + 1;
+        else
+            arrayCounter = 1;
+        end
+
+        %digital time printer inclusive fixing single string times to
+        %stringLength 2
+        concateTimeString = "";
+        if strlength(num2str(fix(h))) == 1
+            concateTimeString = concateTimeString + "0" + fix(h);
+        else 
+            concateTimeString = concateTimeString + fix(h);
+        end
+
+        concateTimeString = concateTimeString + ":";
+
+        if strlength(num2str(fix(m))) == 1
+            concateTimeString = concateTimeString + "0" + fix(m);
+        else 
+            concateTimeString = concateTimeString + fix(m);
+        end
+
+        concateTimeString = concateTimeString + ":";
+
+        if strlength(num2str(fix(s))) == 1
+            concateTimeString = concateTimeString + "0" + fix(s);
+        else 
+            concateTimeString = concateTimeString + fix(s);
+        end
+
+        %plot and print the digital time
+        concateTimeString = concateTimeString + " Uhr";
+        disp(concateTimeString); %console output for debugging
+        xAxes = xlim();
+        yAxes = ylim();
+        analogTime = text(xAxes(1)-4,yAxes(2),concateTimeString,'color',color, 'FontSize', 20);
+
+        %drawing hour pointer
+        thetaHourPointer = (90 - (360/12 * h)) * pi/180 ;
+        xCoordHourPointer =(r - 3) * cos(thetaHourPointer); 
+        xCoordsHourPointer = [0 xCoordHourPointer];
+        yCoordHourPointer =(r - 3) * sin(thetaHourPointer); 
+        yCoordsHourPointer = [0 yCoordHourPointer];
+        hourPlot = plot(xCoordsHourPointer,yCoordsHourPointer,'linewidth',3,'color',color);
+
+        %drawing minute pointer
+        thetaMinutePointer = (90 - (360/60 * m)) * pi/180 ;
+        xCoordMinutePointer =(r - 0.5) * cos(thetaMinutePointer); 
+        xCoordsMinutePointer = [0 xCoordMinutePointer];
+        yCoordMinutePointer =(r - 0.5) * sin(thetaMinutePointer); 
+        yCoordsMinutePointer = [0 yCoordMinutePointer];
+        minutePlot = plot(xCoordsMinutePointer,yCoordsMinutePointer,'linewidth',2,'color',color);
+
+        %drawing second pointer
+        theta = (90 - (360/60 * s)) * pi/180 ;
+        xCoordSecondPointer =(r - 0.5) * cos(theta); 
+        xCoordsSecondPointer = [0 xCoordSecondPointer];
+        yCoordSecondPointer =(r - 0.5) * sin(theta); 
+        yCoordsSecondPointer = [0 yCoordSecondPointer];
+        secondPlot = plot(xCoordsSecondPointer,yCoordsSecondPointer,'linewidth',1,'color',"r");
+
+        pause(1);
+        delete(hourPlot);
+        delete(minutePlot);
+        delete(secondPlot);
+        delete(analogTime);
+    end
+end
+

comp_aufg_p1/calculateAngles.m

@@ -0,0 +1,24 @@
+function x = calculateAngles(hour,minute)
+    %calculate hour angle
+    thetaHour = (360/12 * hour) * pi/180 ;
+
+    %calculate minute angle
+    thetaMinute = (360/60 * minute) * pi/180 ;
+
+    %calculate all possible angles
+    diff1 = thetaHour - thetaMinute;
+    diff2 = thetaMinute - thetaHour;
+
+    %arc measure to degree
+    diff1Degree = diff1 * 180/pi;
+    diff2Degree = diff2 * 180/pi;
+
+    %eliminate negative number and return minimum angle
+    if diff1Degree < diff2Degree && diff1Degree >=0
+        x = diff1Degree;
+        %disp(diff1Degree);
+    elseif diff2Degree >=0
+        x = diff2Degree;
+        %disp(diff2Degree);
+    end
+end

comp_aufg_p1/calculateSpecialTimes.m

@@ -0,0 +1,32 @@
+function x = calculateSpecialTimes()
+    arrayIndex = 1;
+    %iterate throw all possible times
+    for i = 0:23
+        for j = 0:59
+            for k = 0:0.01:59
+                s = k;
+                m = j + (s / 60); %adding second portion for continuous moving
+                h = i + (m / 60)  + (s / 3600); %adding minute and second portion for continuous moving
+
+                %calcute angles for hour and minute pointer first, for checking
+                %180° angle
+                thetaHourPointer = (360/12 * h) * pi/180 ;
+                thetaMinutePointer = (360/60 * m) * pi/180 ;
+
+                %calculate angle difference and convert to degrees
+                differenceAngle = abs(thetaHourPointer - thetaMinutePointer);
+                differenceAngleInDegress = differenceAngle * 180/pi;
+                %disp(differenceAngleInDegress);
+                %write special times in an 3-D-array
+                if differenceAngleInDegress >= 179.999 && differenceAngleInDegress <= 180.001
+                    specialTimesArray(arrayIndex, 1) = s;
+                    specialTimesArray(arrayIndex, 2) = m;
+                    specialTimesArray(arrayIndex, 3) = h;
+                    arrayIndex = arrayIndex + 1;
+                end
+            end
+        end
+    end
+    disp(specialTimesArray);
+    x = specialTimesArray;
+end