private void applyMovementAndRotation(final GL2 gl) {
glu.gluLookAt(
0.0 + cah.getCx(),
0.0 + cah.getCy(),
0.0 + cah.getCz(),
5.0 * Math.sin(cah.getX()) + cah.getCx(),
5.0 * Math.sin(cah.getY()) + cah.getCy(),
5.0 * Math.cos(cah.getX()) + cah.getCz(),
0.0,
1.0,
0.0);
}
public class Renderer implements GLEventListener {
public static final float FOV = 45.0f;
public static DisplayMode dm, dm_old;
private GLU glu = new GLU();
private CameraAngleHandler cah = CameraAngleHandler.getInstance();
private List<Shape> s = new ArrayList<>();
private List<ModelShape> ms = new ArrayList<>();
private Texture sky, ring;
private Texture[] planets = new Texture[20];
private Model[] models = new Model[40];
GLUquadric quad;
@Override
public void display(GLAutoDrawable drawable) {
final GL2 gl = drawable.getGL().getGL2();
gl.glClear(GL2.GL_COLOR_BUFFER_BIT | GL2.GL_DEPTH_BUFFER_BIT);
gl.glLoadIdentity();
applyMovementAndRotation(gl);
applyLight(gl);
// enableTransparency(gl);
for (Shape el : s) {
el.draw(gl, glu);
}
for (ModelShape el : ms) {
el.draw(gl);
}
gl.glFlush();
}
private void applyMovementAndRotation(final GL2 gl) {
glu.gluLookAt(
0.0 + cah.getCx(),
0.0 + cah.getCy(),
0.0 + cah.getCz(),
5.0 * Math.sin(cah.getX()) + cah.getCx(),
5.0 * Math.sin(cah.getY()) + cah.getCy(),
5.0 * Math.cos(cah.getX()) + cah.getCz(),
0.0,
1.0,
0.0);
}
private void applyLight(GL2 gl) {
// Prepare light parameters.
float SHINE_ALL_DIRECTIONS = 1;
float[] lightPos = {0, 40, -100, SHINE_ALL_DIRECTIONS};
float[] lightColorAmbient = {0.2f, 0.2f, 0.2f, 0.5f};
float[] lightColorDiffuse = {1f, 1f, 1f, 0.5f};
float[] lightColorSpecular = {0.8f, 0.8f, 0.8f, 0.5f};
// Set light parameters.
gl.glLightfv(GL2.GL_LIGHT1, GL2.GL_POSITION, lightPos, 0);
gl.glLightfv(GL2.GL_LIGHT1, GL2.GL_AMBIENT, lightColorAmbient, 0);
gl.glLightfv(GL2.GL_LIGHT1, GL2.GL_SPECULAR, lightColorSpecular, 0);
gl.glLightfv(GL2.GL_LIGHT1, GL2.GL_DIFFUSE, lightColorDiffuse, 0);
gl.glLightfv(GL2.GL_LIGHT2, GL2.GL_POSITION, new float[] {0, 15, -40, SHINE_ALL_DIRECTIONS}, 0);
gl.glLightfv(GL2.GL_LIGHT2, GL2.GL_AMBIENT, lightColorAmbient, 0);
gl.glLightfv(GL2.GL_LIGHT2, GL2.GL_SPECULAR, lightColorSpecular, 0);
gl.glLightfv(GL2.GL_LIGHT2, GL2.GL_DIFFUSE, lightColorDiffuse, 0);
// Enable lighting in GL.
gl.glEnable(GL2.GL_LIGHT1);
// gl.glEnable(GL2.GL_LIGHT2);
gl.glEnable(GL2.GL_LIGHTING);
// Set material properties.
// float[] rgba = {0.3f, 0.5f, 1f};
float[] rgba = {0.8f, 0.8f, 1f, 1f};
gl.glMaterialfv(GL2.GL_FRONT, GL2.GL_AMBIENT, rgba, 0);
gl.glMaterialfv(GL2.GL_FRONT, GL2.GL_SPECULAR, rgba, 0);
gl.glMaterialfv(GL2.GL_FRONT, GL2.GL_DIFFUSE, rgba, 0);
gl.glMaterialf(GL2.GL_FRONT, GL2.GL_SHININESS, 20f);
}
private void enableTransparency(final GL2 gl) {
gl.glEnable(GL2.GL_BLEND);
gl.glBlendFunc(GL2.GL_SRC_ALPHA, GL2.GL_ONE_MINUS_SRC_ALPHA);
}
@Override
public void dispose(GLAutoDrawable drawable) {}
@Override
public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) {
final GL2 gl = drawable.getGL().getGL2();
if (height <= 0) height = 1;
final float h = (float) width / (float) height;
gl.glViewport(0, 0, width, height);
gl.glMatrixMode(GL2.GL_PROJECTION);
gl.glLoadIdentity();
glu.gluPerspective(FOV, h, 1.0, 4000.0);
gl.glMatrixMode(GL2.GL_MODELVIEW);
gl.glLoadIdentity();
}
@Override
public void init(GLAutoDrawable drawable) {
final GL2 gl = drawable.getGL().getGL2();
gl.glClearColor(0f, 0f, 0f, 0f);
gl.glClearDepth(1.0f);
gl.glShadeModel(GL2.GL_SMOOTH);
gl.glEnable(GL2.GL_DEPTH_TEST);
// gl.glEnable(GL2.GL_CULL_FACE); // don't render face backside of triangles
// gl.glCullFace(GL2.GL_BACK); // backside
gl.glDepthFunc(GL2.GL_LEQUAL);
gl.glHint(GL2.GL_PERSPECTIVE_CORRECTION_HINT, GL2.GL_NICEST);
loadTextures();
loadModels();
setQuadParams();
addTestListData();
PassiveObjectMovement.getInstance().startThread(s);
}
private void setQuadParams() {
quad = glu.gluNewQuadric();
glu.gluQuadricDrawStyle(quad, GLU.GLU_FILL);
glu.gluQuadricNormals(quad, GLU.GLU_FLAT);
glu.gluQuadricOrientation(quad, GLU.GLU_OUTSIDE);
glu.gluQuadricTexture(quad, true);
}
private void addTestListData() {
// s.add(new Cylinder(quad, grass, 100, 2, 0, 0, 0, -90, 0, 0));
s.add(new Sphere(quad, sky, 1000, 0, 0, 0, -90, 0, 0));
// s.add(new Sphere(quad, planets[0], 3.8f, 50, 40, -50, -90, 0, 0));
// s.add(new Sphere(quad, planets[1], 9.5f, 40, 40, -20, -90, 0, 0));
// s.add(new Sphere(quad, planets[2], 10.f, 0, 40, -20, -90, 0, 0));
// s.add(new Sphere(quad, planets[3], 5.3f,-20, 40, -50, -90, 0, 0));
//
// s.add(new Sphere(quad, planets[4], 112f, 410, 120, 100, -90, 0, 0));
// s.add(new Sphere(quad, planets[5], 94.5f, 100, 120, 260, -90, 0, 0));
// s.add(new Sphere(quad, planets[6], 40f, -170, 100, 240, -90, 0, 0));
// s.add(new Sphere(quad, planets[7], 38.8f, -270, 100, 200, -90, 0, 0));
//
// s.add(new Sphere(quad, planets[8], 5, -110, 50, 50, -90, 0, 0));
// s.add(new Sphere(quad, planets[9], 2.5f, 0, 40, -40, -90, 0, 0));
//
// s.add(new Disc(quad, ring, 225, 100, 120, 260, -90, 0, 0));
ms.add(new ModelShape(models[2], 12, 6, 12, 0, 0, 0, 0, 0, 0));
// ms.add(new ModelShape(models[3], 1, 1, 1, -50, 15, -50, 0, 0, 0));
// ms.add(new ModelShape(models[4], 1, 1, 1, 0, 15, -70, 0, 0, 0));
// ms.add(new ModelShape(models[5], 1, 1, 1, 0, 15, -70, 0, 0, 0));
// ms.add(new ModelShape(models[6], 1, 1, 1, 0, 15, -70, 0, 0, 0));
// ms.add(new ModelShape(models[7], 1, 1, 1, 0, 15, -70, 0, 0, 0));
// ms.add(new ModelShape(models[8], 3, 3, 3, 0, 20, -45, 0, 0, 0));
// ms.add(new ModelShape(models[9], 1, 1, 1, 30, 15, -40, 0, 0, 0));
// ms.add(new ModelShape(models[10], 0.2f, 0.2f, 0.2f, 0, -30, -40, 0, 0, 0));
}
private void loadTextures() {
planets[0] = loadTexture("mercury.jpg");
planets[1] = loadTexture("venus.jpg");
planets[2] = loadTexture("earth.jpg");
planets[3] = loadTexture("mars.jpg");
planets[4] = loadTexture("jupiter.jpg");
planets[5] = loadTexture("saturn.jpg");
planets[6] = loadTexture("uranus.jpg");
planets[7] = loadTexture("neptune.jpg");
planets[8] = loadTexture("pluto.jpg");
planets[9] = loadTexture("moon.jpg");
ring = loadTexture("saturnring2.png");
sky = loadTexture("sky.jpg");
}
private void loadModels() {
models[2] = loadModel("COD.obj");
models[3] = loadModel("T-90fx.obj");
models[4] = loadModel("crate2.obj");
models[5] = loadModel("sack.obj");
models[6] = loadModel("barrel.obj");
models[7] = loadModel("coffin.obj");
models[8] = loadModel("FuelTank.obj");
models[9] = loadModel("Cargo.obj");
// models[10] = loadModel("Island.obj");
}
private static Texture loadTexture(String str) {
Texture temp = null;
try {
temp = TextureIO.newTexture(new File("res/tex/" + str), true);
} catch (IOException e) {
e.printStackTrace();
System.out.println("Failed loading: " + str);
}
return temp;
}
private static Model loadModel(String str) {
Model temp = null;
try {
temp = ModelIO.newModel("res/obj/" + str);
} catch (IOException e) {
e.printStackTrace();
System.out.println("Failed loading: " + str);
}
return temp;
}
}
