// Don't know why this is called update, the parser should only run once, if it breaks all of your
// code, sorry!
// I renamed it to a more suitable name.
public static void parseGameObject() {
float x = 0, y = 0, z = 0;
// Search for a variable called 'x' in the string recieved
while (c != 'x' && t < line.length()) {
c = line.charAt(t);
t++;
}
t++;
// Check if there was a 'x' found on the line
if (c != 'x' && t < line.length())
System.out.println("GameObject definition must contain an X Position!");
else {
// Read until whitespace is reached, and append to 'number' string
while (!Character.isWhitespace(c) && t < line.length()) {
c = line.charAt(t);
number = number + line.charAt(t);
t++;
}
}
// Deal with number produced here
x = Float.parseFloat(number);
System.out.println("X: " + number);
// reset variables
t = 0;
c = ' ';
number = "";
// Search for 'y' value
while (c != "y".charAt(0) && t < line.length()) {
c = line.charAt(t);
t++;
}
t++;
// Check if 'y' was found
if (c != "y".charAt(0) && t < line.length())
System.out.println("GameObject definition must contain an Y Position!");
else {
// If found, read unitl whitespace
while (!Character.isWhitespace(c) && t < line.length()) {
c = line.charAt(t);
number = number + line.charAt(t);
t++;
}
}
// Deal with produced number here
y = Float.parseFloat(number);
System.out.println("Y: " + number);
// Reset variables
t = 0;
c = " ".charAt(0);
number = "";
// Search for 'z' value
while (c != "z".charAt(0) && t < line.length()) {
c = line.charAt(t);
t++;
}
t++;
// Check if a 'z' value was discovered
if (c != "z".charAt(0)) System.out.println("GameObject definition must contain an Z Position!");
else {
// Read in 'z' until whitespace is found
while (!Character.isWhitespace(c) && t < line.length()) {
c = line.charAt(t);
number = number + line.charAt(t);
t++;
}
}
// Deal with produced number here
z = Float.parseFloat(number);
System.out.println("Z: " + number);
GameObject obj = new GameObject("Object " + Objects.size() + 1);
obj.getTransform().setPosition(new Vector3f(x, y, z));
Objects.add(obj);
// This runs the test function parseGameComponent, eventually the parser will first detect if
// the line is a GameObject or GameComponent
parseGameComponent();
}
public static void parseCamera(String line) {
int intIndex;
int parent = 0;
float fov = 0, near = 0, far = 0;
// Searches for the FOV field
// To save many comments, I will explain how this works here
// This is basically identical to the gameObject parser above
// but instead of searching for values like 'x', 'y', and 'z', it searches for camera specific
// ones
// such as the FOV, NEAR and FAR components needed to initialize the camera
intIndex = line.indexOf("fov=");
if (intIndex == -1) System.out.println("Camera type GameComponents require a fov setting!");
else {
int t = intIndex + 4;
char c = "a".charAt(0);
String number = "";
while (c != " ".charAt(0)) {
c = line.charAt(t);
number = number + line.charAt(t);
if (t < line.length() - 1) t++;
}
number.replace(" ", "");
fov = Float.parseFloat(number);
System.out.println("Camera FOV: " + number);
intIndex = line.indexOf("near=");
if (intIndex == -1) System.out.println("Camera type GameComponents require a near setting!");
else {
t = intIndex + 5;
number = "";
c = "a".charAt(0);
while (c != " ".charAt(0)) {
c = line.charAt(t);
number = number + line.charAt(t);
if (t < line.length() - 1) t++;
}
number.replace(" ", "");
near = Float.parseFloat(number);
System.out.println("Camera NEAR: " + number);
intIndex = line.indexOf("far=");
if (intIndex == -1) System.out.println("Camera type GameComponents require a far setting!");
else {
t = intIndex + 4;
number = "";
c = "a".charAt(0);
while (c != " ".charAt(0)) {
c = line.charAt(t);
number = number + line.charAt(t);
if (t < line.length()) t++;
}
number.replace(" ", "");
far = Float.parseFloat(number);
System.out.println("Camera FAR: " + number);
}
}
}
intIndex = line.indexOf("parent=");
if (intIndex == -1) System.out.println("Camera type GameComponents require a parent setting!");
else {
t = intIndex + 7;
number = "";
c = "a".charAt(0);
while (c != ' ') {
c = line.charAt(t);
number = number + line.charAt(t);
if (t < line.length()) t++;
}
number = number.replaceAll("\\s+", "");
parent = Integer.parseInt(number);
System.out.println("Camera Parent: " + number);
}
Camera cam =
new Camera(
(float) Math.toRadians(fov), (Window.getWidth() / Window.getHeight()), near, far);
Objects.get(parent).addComponent(cam);
Objects.get(parent).addComponent(new FreeLook(8.0f));
Objects.get(parent).addComponent(new FreeMove(1.0f));
for (GameObject go : Objects)
for (GameComponent c : go.getComponents()) System.out.println(c.getClass().getSimpleName());
}
