用processing语言画出一张动态图像:以线条为主,它的风格类似于欧普艺术,柔和的蓝色调,像波浪一样缓慢流动,线条会避开移动的鼠标
时间: 2024-03-19 08:45:58 浏览: 26
好的,我可以帮你实现这个需求。以下是我的代码实现:
```processing
int numLines = 50;
float[] x = new float[numLines];
float[] y = new float[numLines];
float[] speed = new float[numLines];
float[] direction = new float[numLines];
void setup() {
size(600, 400);
colorMode(HSB, 360, 100, 100);
strokeWeight(2);
stroke(200, 80, 80);
for (int i = 0; i < numLines; i++) {
x[i] = random(width);
y[i] = random(height);
speed[i] = random(0.5, 2);
direction[i] = random(-PI / 3, PI / 3);
}
}
void draw() {
background(200, 10, 90);
for (int i = 0; i < numLines; i++) {
// move line
x[i] += speed[i] * cos(direction[i]);
y[i] += speed[i] * sin(direction[i]);
// bounce off edges
if (x[i] < 0 || x[i] > width) {
direction[i] = PI - direction[i];
}
if (y[i] < 0 || y[i] > height) {
direction[i] = -direction[i];
}
// avoid mouse
float dx = x[i] - mouseX;
float dy = y[i] - mouseY;
float d = sqrt(dx*dx + dy*dy);
if (d < 100) {
float angle = atan2(dy, dx);
direction[i] = angle + PI;
}
// draw line
float offset = sin(frameCount * 0.05 + i) * 10;
line(x[i] + offset, y[i], x[i] - offset, y[i]);
}
}
```
运行这个代码,你就可以看到一个类似欧普艺术的动态图像,它由一些线条组成,呈现出柔和的蓝色调,并像波浪一样缓慢流动。当鼠标移动时,线条会避开鼠标。
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