public VolatileImage renderBackgroundLayer(int LayerNumber) {
// create hardware accellerated background layer (Volatile Image)
backgroundLayer[LayerNumber] =
this.getGraphicsConfiguration()
.createCompatibleVolatileImage(
loadedLevel.getWidth() * 16,
loadedLevel.getHeight() * 16,
Transparency.TRANSLUCENT);
Graphics2D g2d = backgroundLayer[LayerNumber].createGraphics();
g2d.setComposite(AlphaComposite.Src);
// Clear the image.
g2d.setColor(new Color(0, 0, 0, 0));
g2d.fillRect(
0, 0, backgroundLayer[LayerNumber].getWidth(), backgroundLayer[LayerNumber].getHeight());
g2d.setBackground(new Color(0, 0, 0, 0));
g2d.setColor(new Color(1f, 1f, 1f, 1f));
for (int i = 0;
i
< backgroundLayer[LayerNumber].getWidth(this)
/ backgroundImage[LayerNumber].getWidth(this);
i++) {
g2d.drawImage(
backgroundImage[LayerNumber], i * backgroundImage[LayerNumber].getWidth(this), 0, this);
}
return backgroundLayer[LayerNumber];
}
public void initialize() {
// openLevelFile images:
try {
boxSpriteSheet = ImageIO.read(new File("ItemContainer.png"));
coinSpriteSheet = ImageIO.read(new File("Coin.png"));
} catch (Exception e) {
}
if (openLevelFile == false) {
try {
loadLevel(initLevel);
} catch (Exception e) {
System.out.println(e);
}
} else {
loadLevel(FileOpenDialog("Open ..."));
}
// create tile layer:
renderTileLayer();
// create bg layer:
backgroundLayer = new VolatileImage[backgroundImage.length];
// render layer:
for (int i = 0; i < backgroundImage.length; i++) {
renderBackgroundLayer(0);
renderBackgroundLayer(1);
}
// create hardware accellerated rendering layer:
renderImage =
this.getGraphicsConfiguration()
.createCompatibleVolatileImage(
loadedLevel.getWidth() * 16,
loadedLevel.getHeight() * 16,
Transparency.TRANSLUCENT);
Graphics2D g2d = renderImage.createGraphics();
g2d.setComposite(AlphaComposite.Src);
// Clear the image.
g2d.setColor(new Color(0, 0, 0, 0));
g2d.fillRect(0, 0, renderImage.getWidth(), renderImage.getHeight());
g2d.setBackground(new Color(0, 0, 0, 0));
}
public VolatileImage renderTileLayer() {
// create hardware accellerated tile layer (Volatile Image)
tileLayer =
this.getGraphicsConfiguration()
.createCompatibleVolatileImage(
loadedLevel.getWidth() * 16,
loadedLevel.getHeight() * 16,
Transparency.TRANSLUCENT);
Graphics2D g2d = tileLayer.createGraphics();
g2d.setComposite(AlphaComposite.Src);
// Clear the image.
g2d.setColor(new Color(0, 0, 0, 0));
g2d.fillRect(0, 0, tileLayer.getWidth(), tileLayer.getHeight());
g2d.setBackground(new Color(0, 0, 0, 0));
g2d.setColor(new Color(1f, 1f, 1f, 1f));
for (int i = 0; i < numberOfTiles; i++) {
tile[i].draw(g2d, this);
}
return tileLayer;
}
public static void loadLevel(File levelFile) {
// clean up old loads:
loadedLevel.clean();
if (levelFile != null) {
GameObject[] go = new GameObject[0];
try {
loadedLevel = new Level(levelFile.getPath());
camera = loadedLevel.getCamera();
go = loadedLevel.getGameObjects();
} catch (Exception e) {
System.out.println(e);
}
// Reset numberOf ...
numberOfBoxes = 0;
numberOfSprites = 0;
numberOfTiles = 0;
for (int i = 0; i < actor.length; i++) {
actor[i] = null;
}
backgroundImage = new Image[2];
try {
tileSheet = ImageIO.read(new File(loadedLevel.levelName + "/tilesheet.png"));
backgroundImage[0] = ImageIO.read(new File(loadedLevel.levelName + "/bg0.png"));
backgroundImage[1] = ImageIO.read(new File(loadedLevel.levelName + "/bg1.png"));
} catch (Exception e) {
System.out.println("ERROR loading images: " + e);
}
int MapWidth = loadedLevel.getWidth();
int MapHeight = loadedLevel.getHeight();
for (int y = 0; y < MapHeight; y++) {
for (int x = 0; x < MapWidth; x++) {
// Number entered in the position represents tileNumber;
// position of the sprite x*16, y*16
// get char at position X/Y in the levelLoaded string
char CharAtXY =
loadedLevel.level.substring(MapWidth * y, loadedLevel.level.length()).charAt(x);
// Load objects into the engine/game
for (int i = 0; i < go.length; i++) {
if (CharAtXY == go[i].objectChar) {
try {
invoke(
"game.objects." + go[i].name,
"new" + go[i].name,
new Class[] {Point.class},
new Object[] {new Point(x * 16, y * 16)});
} catch (Exception e) {
System.out.println("ERROR trying to invoke method: " + e);
}
}
}
// Load tiles into engine/game
// 48 = '0' , 57 = '9'
if ((int) CharAtXY >= 48 && (int) CharAtXY <= 57) {
tileObject[gameMain.numberOfTiles] = new WorldTile(Integer.parseInt(CharAtXY + ""));
tileObject[gameMain.numberOfTiles - 1].sprite.setPosition(x * 16, y * 16);
}
}
}
// clean up:
loadedLevel.clean();
// additional game-specific loading options:
camera.forceSetPosition(new Point(mario.spawn.x, camera.prefHeight));
pCoin = new PopupCoin(new Point(-80, -80));
levelLoaded = true;
} else {
System.out.println("Loading cancelled...");
}
}
public VolatileImage render() {
Graphics2D g2d = renderImage.createGraphics();
try {
// Draw background layer:
for (int i = 0; i < backgroundLayer.length; i++) {
g2d.drawImage(
backgroundLayer[i],
-(int) (camera.position.x * Math.pow(0.5, backgroundLayer.length - i)),
-(int) (camera.position.y * Math.pow(0.5, backgroundLayer.length - i))
+ backgroundLayer[i].getHeight(this)
- backgroundLayer[i].getHeight(this) / (i + 1),
this);
}
} catch (Exception e) {
}
// Draw Tiles: (new)
try {
g2d.drawImage(
tileLayer,
camera.center.x - camera.position.x,
camera.center.y - camera.position.y,
this);
} catch (Exception e) {
}
// Draw all kinds of Sprites:
try {
int a = 0;
while (sprite[a] != null) {
// Play Animation for sprite:
if (sprite[a].animation.plays == true) {
sprite[a].getAnimation().nextFrame();
}
// -- Draw sprite:
g2d.drawImage(
sprite[a].img,
/*X1*/ sprite[a].posx
+ ((sprite[a].flipH - 1) / (-2)) * sprite[a].size.width /*camera*/
- camera.position.x
+ camera.center.x, /*Y1*/
sprite[a].posy
+ ((sprite[a].flipV - 1) / (-2)) * sprite[a].size.height /*camera*/
- camera.position.y
+ camera.center.y,
/*X2*/ sprite[a].posx
+ sprite[a].size.width * sprite[a].flipH
+ ((sprite[a].flipH - 1) / (-2)) * sprite[a].size.width /*camera*/
- camera.position.x
+ camera.center.x, /*Y2*/
sprite[a].posy
+ sprite[a].size.height * sprite[a].flipV
+ ((sprite[a].flipV - 1) / (-2)) * sprite[a].size.height /*camera*/
- camera.position.y
+ camera.center.y, // destination
sprite[a].getAnimation().col * sprite[a].size.width,
sprite[a].getAnimation().row * sprite[a].size.height, // source
(sprite[a].getAnimation().col + 1) * sprite[a].size.width,
(sprite[a].getAnimation().row + 1) * sprite[a].size.height,
this);
a++;
}
} catch (Exception e) {
g2d.drawString("Error drawing a Sprite", 20, 20);
}
// Draw "GUI":
g2d.drawImage(coinSpriteSheet, 16, 16, 32, 32, 0, 0, 16, 16, this);
g2d.setColor(Color.BLACK);
g2d.drawString("x " + collectedCoins, 32, 30);
g2d.setColor(Color.WHITE);
g2d.drawString("x " + collectedCoins, 32, 29);
if (showSpritePos == true) {
for (int i = 0; i < numberOfSprites; i++) {
g2d.setColor(Color.red);
g2d.drawRect(
/*X1*/ sprite[i].posx /*camera*/ - camera.position.x + camera.center.x, /*Y1*/
sprite[i].posy /*camera*/ - camera.position.y + camera.center.y,
1,
1);
g2d.setColor(Color.black);
}
}
if (showSpriteNum == true) {
for (int i = 0; i < numberOfSprites; i++) {
g2d.setColor(Color.black);
g2d.drawString(
"" + i, /*X1*/
sprite[i].posx /*camera*/ - camera.position.x + camera.center.x, /*Y1*/
sprite[i].posy /*camera*/ - camera.position.y + camera.center.y);
g2d.setColor(Color.white);
g2d.drawString(
"" + i, /*X1*/
sprite[i].posx /*camera*/ - camera.position.x + camera.center.x, /*Y1*/
sprite[i].posy /*camera*/ - camera.position.y + camera.center.y - 1);
}
}
if (showSpritePos == true) {
for (int i = 0; i < numberOfTiles; i++) {
g2d.setColor(Color.red);
g2d.drawRect(
/*X1*/ tile[i].posx
+ ((tile[i].flipH - 1) / (-2)) * tile[i].size.width /*camera*/
- camera.position.x
+ camera.center.x, /*Y1*/
tile[i].posy
+ ((tile[i].flipV - 1) / (-2)) * tile[i].size.height /*camera*/
- camera.position.y
+ camera.center.y,
1,
1);
g2d.setColor(Color.black);
}
}
if (showCamera == true) {
g2d.setColor(Color.red);
g2d.drawLine(
0,
camera.prefHeight - camera.position.y + camera.center.y,
loadedLevel.getWidth() * 16,
camera.prefHeight - camera.position.y + camera.center.y);
g2d.setColor(new Color(1, 0, 0, 0.33f));
g2d.fillRect(
0,
camera.prefHeight - camera.position.y + camera.tolerance,
loadedLevel.getWidth() * 16,
camera.tolerance);
g2d.setColor(new Color(0, 1, 0, 0.33f));
g2d.fillRect(
camera.center.x - camera.position.x + camera.center.x,
camera.center.y - camera.position.y + camera.center.y,
camera.bounds.width - 2 * camera.center.x,
camera.bounds.height);
g2d.setColor(Color.green);
g2d.drawLine(
camera.center.x - camera.position.x + camera.center.x,
0,
camera.center.x - camera.position.x + camera.center.x,
999);
g2d.drawLine(
camera.bounds.width - camera.center.x - camera.position.x + camera.center.x,
0,
camera.bounds.width - camera.center.x - camera.position.x + camera.center.x,
999);
}
return renderImage;
}
// -- Main Loop
public void run() {
// called only once:
initialize();
// create me a timer
Timer t = new Timer();
// start main loop:
while (true) {
if (levelLoaded == true) {
camera.follow(mario.sprite);
// act() all actors that are actable:
int a = 0;
while (actor[a] != null && actor[a] instanceof Actable) {
Actable actable = (Actable) actor[a];
actable.act();
a++;
}
pCoin.fly();
for (int i = 0; i < numberOfBoxes; i++) {
try {
box[i].open();
} catch (Exception e) {
System.out.println("ERROR: " + e);
}
}
for (int i = 0; i < numberOfCoins; i++) {
try {
coin[i].collect();
} catch (Exception e) {
System.out.println("ERROR: " + e);
}
}
// reset mario if fallen off from screen:
if (mario.sprite.posy > loadedLevel.getHeight() * 16) {
camera.position = new Point(width / 2, camera.prefHeight + camera.tolerance);
mario.sprite.setPosition(new Point(gameMain.mario.spawn.x, gameMain.mario.spawn.y));
}
}
try {
// Draw to panel if not Fullscreen
if (fullscreen == false) {
t.start();
render();
repaint();
System.out.println("FPS: " + (int) (((100 / (double) t.stop())) * 2));
} else {
t.start();
long sleeptime = 5 - t.stop();
// calculate sleep time (max fps)
if (sleeptime < 0) {
sleeptime = 0;
}
main.sleep(1L + sleeptime);
fps = (int) (((100 / (double) t.stop())) * 2);
System.out.println("FPS: " + fps);
}
} catch (Exception e) {
}
}
}