Create Makefiles for easier compilation

Makefile

@@ -0,0 +1,12 @@
+MAKE=make
+
+.PHONY: code latex docs
+
+code:
+	$(MAKE) -C src
+
+latex:
+	$(MAKE) -C latex
+
+docs:
+	$(MAKE) -C src doxygen

README.md

@@ -4,7 +4,7 @@
 
 - [Project](https://anderkve.github.io/FYS3150/book/projects/project2.html)
 
-## Compile and run
+## Compile and run C++ programs
 
 Compiling and linking is done using Make, make sure you are in the root folder. To create executable files, run shell commands 
 
@@ -18,13 +18,61 @@ To run `script-name`
 ./main
 ```
 
+There are two ways of compiling the code.
+
+The first way is to go into the src directory and compile
+
+```shell
+    cd src && make
+```
+
+or you could use make in the project directory
+
+```shell
+    make code
+```
+
+and it will compile everything with you needing to move into **src**.
+
+You can run any of the compiled programs by going into the src directory
+and then doing
+
+```shell
+    ./program-name
+```
+
 
 ## Generate plots
 
-To generate plots, the Python scripts is run using
+To generate plots, you can do
 
 ```shell
-python3 <script-name>
+python3 plot.py
 ```
 
-The plots will be saved inside [latex/images](../blob/main/latex/images).
+and the plots will be saved inside [latex/images](latex/images).
+
+
+## Generate documentation
+
+For this project, we have used Doxygen to generate some nice and readable
+documentation for the C++ code.
+
+If you want to generate the documentation you can do
+
+```shell
+    make docs
+```
+
+in the project root, and the documentation will be made into the **docs** 
+directory.
+
+## Generate project document
+
+If you want to recompile the Pdf file, you can do
+
+```shell
+    make latex
+```
+
+and a Pdf file will be produced inside the **latex** directory.

latex/Makefile

@@ -0,0 +1,5 @@
+
+.PHONY: latex
+
+latex: 
+	pdflatex assignment-2.tex

src/Makefile

@@ -16,7 +16,7 @@ else
 endif
 
 
-.PHONY: clean
+.PHONY: doxygen clean
 
 all: test_suite main
 
@@ -31,6 +31,10 @@ test_suite: test_suite.o $(LIBOBJS)
 %.o: %.cpp
 	$(CC) -c $^ -o $@ $(DBGFLAG) -I$(INCLUDE)
 
+# Make documentation
+doxygen:
+	doxygen
+
 clean:
 	rm *.o
 	rm test_suite