java代码炫酷烟花用代码做烟花

在编写那个烟花的程序（java），以下是对烟花进行绘制的代码，我是新手看不懂，请帮忙解释下呢··

就是找了三个随机数, r,g,b作为颜色的初始色彩,在三个数字上偏移, 得到相近的颜色.. 并画出来..

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烟花的java程序

// Home Page : - Check often for new version!

// Decompiler options: packimports(3)

// Source File Name: jhanabi.java

import java.applet.Applet;

import java.applet.AudioClip;

import java.awt.*;

import java.awt.image.MemoryImageSource;

import java.util.Random;

public class jhanabi extends Applet

implements Runnable

{

public jhanabi()

{

m_mouseX = 0;

m_mouseY = 0;

m_sleepTime = 5;

isError = false;

isInitialized = false;

rand = new Random();

bits = 10000;

bit_px = new double[bits];

bit_py = new double[bits];

bit_vx = new double[bits];

bit_vy = new double[bits];

bit_sx = new int[bits];

bit_sy = new int[bits];

bit_l = new int[bits];

bit_f = new int[bits];

bit_p = new int[bits];

bit_c = new int[bits];

ru = 50;

rv = 50;

}

public void init()

{

String s = getParameter("para_bits");

if(s != null)

bits = Integer.parseInt(s);

s = getParameter("para_max");

if(s != null)

bit_max = Integer.parseInt(s);

s = getParameter("para_blendx");

if(s != null)

ru = Integer.parseInt(s);

s = getParameter("para_blendy");

if(s != null)

rv = Integer.parseInt(s);

s = getParameter("para_sound");

if(s != null)

bit_sound = Integer.parseInt(s);

m_nAppX = size().width;

m_nAppY = size().height;

m_centerX = m_nAppX / 2;

m_centerY = m_nAppY / 2;

m_mouseX = m_centerX;

m_mouseY = m_centerY;

resize(m_nAppX, m_nAppY);

pixls = m_nAppX * m_nAppY;

pixls2 = pixls - m_nAppX * 2;

pix0 = new int[pixls];

offImage = new MemoryImageSource(m_nAppX, m_nAppY, pix0, 0, m_nAppX);

offImage.setAnimated(true);

dbImg = createImage(offImage);

for(int i = 0; i pixls; i++)

pix0[i] = 0xff000000;

sound1 = getAudioClip(getDocumentBase(), "firework.au");

sound2 = getAudioClip(getDocumentBase(), "syu.au");

for(int j = 0; j bits; j++)

bit_f[j] = 0;

isInitialized = true;

start();

}

public void run()

{

while(!isInitialized)

try

{

Thread.sleep(200L);

}

catch(InterruptedException interruptedexception) { }

{

for(int j = 0; j pixls2; j++)

{

int k = pix0[j];

int l = pix0[j + 1];

int i1 = pix0[j + m_nAppX];

int j1 = pix0[j + m_nAppX + 1];

int i = (k 0xff0000) 16;

int k1 = ((((l 0xff0000) 16) - i) * ru 8) + i;

i = (k 0xff00) 8;

int l1 = ((((l 0xff00) 8) - i) * ru 8) + i;

i = k 0xff;

int i2 = (((l 0xff) - i) * ru 8) + i;

i = (i1 0xff0000) 16;

int j2 = ((((j1 0xff0000) 16) - i) * ru 8) + i;

i = (i1 0xff00) 8;

int k2 = ((((j1 0xff00) 8) - i) * ru 8) + i;

i = i1 0xff;

int l2 = (((j1 0xff) - i) * ru 8) + i;

int i3 = ((j2 - k1) * rv 8) + k1;

int j3 = ((k2 - l1) * rv 8) + l1;

int k3 = ((l2 - i2) * rv 8) + i2;

pix0[j] = i3 16 | j3 8 | k3 | 0xff000000;

}

rend();

offImage.newPixels(0, 0, m_nAppX, m_nAppY);

try

{

Thread.sleep(m_sleepTime);

}

catch(InterruptedException interruptedexception1) { }

} while(true);

}

public void update(Graphics g)

{

paint(g);

}

public void paint(Graphics g)

{

g.drawImage(dbImg, 0, 0, this);

}

public void start()

{

if(isError)

return;

isRunning = true;

if(runner == null)

{

runner = new Thread(this);

runner.start();

}

public void stop()

{

if(runner != null)

{

runner.stop();

runner = null;

}

public boolean mouseMove(Event event, int i, int j)

{

m_mouseX = i;

m_mouseY = j;

return true;

}

public boolean mouseDown(Event event, int i, int j)

{

m_mouseX = i;

m_mouseY = j;

int k = (int)(rand.nextDouble() * 256D);

int l = (int)(rand.nextDouble() * 256D);

int i1 = (int)(rand.nextDouble() * 256D);

int j1 = k 16 | l 8 | i1 | 0xff000000;

int k1 = 0;

for(int l1 = 0; l1 bits; l1++)

{

if(bit_f[l1] != 0)

continue;

bit_px[l1] = m_mouseX;

bit_py[l1] = m_mouseY;

double d = rand.nextDouble() * 6.2800000000000002D;

double d1 = rand.nextDouble();

bit_vx[l1] = Math.sin(d) * d1;

bit_vy[l1] = Math.cos(d) * d1;

bit_l[l1] = (int)(rand.nextDouble() * 100D) + 100;

bit_p[l1] = (int)(rand.nextDouble() * 3D);

bit_c[l1] = j1;

bit_sx[l1] = m_mouseX;

bit_sy[l1] = m_nAppY - 5;

bit_f[l1] = 2;

if(++k1 == bit_max)

break;

}

if(bit_sound 1)

sound2.play();

return true;

}

public boolean mouseExit(Event event, int i, int j)

{

m_mouseX = i;

m_mouseY = j;

return true;

}

void rend()

{

boolean flag = false;

boolean flag1 = false;

boolean flag2 = false;

for(int k = 0; k bits; k++)

switch(bit_f[k])

{

default:

break;

case 1: // '\001'

bit_vy[k] += rand.nextDouble() / 50D;

bit_px[k] += bit_vx[k];

bit_py[k] += bit_vy[k];

bit_l[k]--;

if(bit_l[k] == 0 || bit_px[k] 0.0D || bit_py[k] 0.0D || bit_px[k] (double)m_nAppX || bit_py[k] (double)(m_nAppY - 3))

{

bit_c[k] = 0xff000000;

bit_f[k] = 0;

} else

if(bit_p[k] == 0)

{

if((int)(rand.nextDouble() * 2D) == 0)

bit_set((int)bit_px[k], (int)bit_py[k], -1);

} else

{

bit_set((int)bit_px[k], (int)bit_py[k], bit_c[k]);

}

break;

case 2: // '\002'

bit_sy[k] -= 5;

if((double)bit_sy[k] = bit_py[k])

{

bit_f[k] = 1;

flag2 = true;

}

if((int)(rand.nextDouble() * 20D) == 0)

{

int i = (int)(rand.nextDouble() * 2D);

int j = (int)(rand.nextDouble() * 5D);

bit_set(bit_sx[k] + i, bit_sy[k] + j, -1);

}

break;

}

if(flag2 bit_sound 0)

sound1.play();

}

void bit_set(int i, int j, int k)

{

int l = i + j * m_nAppX;

pix0[l] = k;

}

private int m_nAppX;

private int m_nAppY;

private int m_centerX;

private int m_centerY;

private int m_mouseX;

private int m_mouseY;

private int m_sleepTime;

private boolean isError;

private boolean m_isPaintFinished;

boolean isRunning;

boolean isInitialized;

Thread runner;

int pix0[];

MemoryImageSource offImage;

Image dbImg;

int pixls;

int pixls2;

Random rand;

int bits;

double bit_px[];

double bit_py[];

double bit_vx[];

double bit_vy[];

int bit_sx[];

int bit_sy[];

int bit_l[];

int bit_f[];

int bit_p[];

int bit_c[];

int bit_max;

int bit_sound;

int ru;

int rv;

AudioClip sound1;

AudioClip sound2;

}

关于java特效烟花

一个脚本 QQ空间不支持

你找个FLASH带JAVA脚本的然后找出正确地址.

然后在QQ空间的自定义添加模块 FLASH模块里

把地址复制上点确定再托大到合适角度一样有这样的效果

QQ空间代码的网站都有百度一找一堆!

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java代码炫酷烟花 用代码做烟花

在编写那个烟花的程序（java），以下是对烟花进行绘制的代码，我是新手看不懂，请帮忙解释下呢··

烟花的java程序

关于java特效烟花

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java代码炫酷烟花用代码做烟花