added sine encoder

Note: doesn't encode anything

Author: OverPoweredDev

cpp_implementation/CMakeLists.txt

@@ -0,0 +1,14 @@
+GPP = g++
+
+FLAGS = -Wall -L $(SFML_LIB) -I $(SFML_HEADERS)
+LIBS = -lgraph
+
+BIN = plotter
+
+.PHONY: all plotter clean
+create:
+	$(GPP) $(FLAGS) -o $(BIN) plotter.cpp $(LIBS)
+	./$(BIN)
+
+remove:
+	rm -r ./$(BIN)

cpp_implementation/line_encoder/Makefile

@@ -0,0 +1,14 @@
+GPP = g++
+
+FLAGS = -Wall -L $(SFML_LIB) -I $(SFML_HEADERS)
+LIBS = -lgraph
+
+BIN = plotter
+
+.PHONY: all plotter clean
+create:
+	$(GPP) $(FLAGS) -o $(BIN) plotter.cpp $(LIBS)
+	./$(BIN)
+
+remove:
+	rm -r ./$(BIN)

cpp_implementation/plotter renamed to cpp_implementation/line_encoder/plotter

@@ -0,0 +1,48 @@
+#include <math.h>
+#include <graphics.h>
+#define PI 3.141
+
+void drawAxes(int offset_x, int freq) {
+    line(0, getmaxy() / 2, getmaxx(), getmaxy() / 2);
+    for(int x = offset_x; x < getmaxx(); x += freq){
+        circle(x, getmaxy()/2, 3);
+    }
+    line(offset_x, 0, offset_x, getmaxy());
+}
+
+void sine_wave(double offset_x, double amplitude, double phase_shift, double time_period){
+    double y;
+    for (double angle = 0, x = offset_x; x < getmaxx(); x += 1, angle += 1) {
+        //angle is in degrees, not radians
+//        y = amplitude * sin((((360.0/151.0)*(angle + rads)) * PI / 180.0));(2*PI/time_period)*
+        y = amplitude * sin((angle + phase_shift)*(2*PI/time_period));
+        y = getmaxy()/2 - y;
+
+        putpixel(x, y, 2);
+        delay(10);
+    }
+}
+
+int main() {
+    //graph
+    int gd = DETECT, gm;
+    double offset_x = 100;
+
+    //assignment variables
+    double rollnum = 49.0;
+    int amplitude = 100;
+//    double time_period = 360;
+//    double rads = 0;
+    double time_period = 200 - rollnum;       // 151
+    double rads = rollnum/20.0;             // 2.45
+    double phase_shift = rads*(time_period/(2*PI));   // 140.4
+
+    initgraph(&gd, &gm, nullptr);
+    drawAxes(offset_x, time_period);
+    sine_wave(offset_x,amplitude, phase_shift, time_period);
+
+    delay(1000);
+    closegraph();
+
+    return 0;
+}

cpp_implementation/plotter.cpp renamed to cpp_implementation/line_encoder/plotter.cpp

@@ -0,0 +1,13 @@
+#include<graphics.h>
+
+int main()
+{
+
+    initwindow(400, 700);
+
+    circle(250, 200, 50);
+
+    closegraph();
+
+    return 0;
+}