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todo: umstrukturieren

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DarianTr
2023-11-16 00:14:14 +01:00
parent 39cb74865e
commit 6644c8f1f5
1 changed files with 134 additions and 69 deletions
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181
sketch_231115a/sketch_231115a.pde
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@@ -1,105 +1,170 @@
class Delay {
int limit;
void setup() { Delay (int l) {
size(1500, 1500); limit = millis() + l;
} }
void draw_arrow(float x1, float y1, float x2, float y2) { boolean expired () {
line(x1, y1, x2, y2); return millis() > limit;
float triangle_size = dist(x1, y1, x2, y2) / 50;
translate(x2, y2); //changes (0, 0)
rotate(atan2(y2 - y1, x2 - x1));
triangle( -triangle_size * 2, - triangle_size, 0, 0, -triangle_size * 2, triangle_size);
}
void draw_points(ArrayList<ArrayList<Integer>> coords) {
strokeWeight(20);
stroke(#FF0000);
print(coords.size());
for (int i = 0; i < coords.size(); i++) {
print(i);
point(coords.get(i).get(0), coords.get(i).get(1));
//text(i+1, coords.get(i).get(0), coords.get(i).get(1));
} }
} }
void draw_vis(ArrayList<ArrayList<Integer>> coords, boolean[] vis) { class Graph {
ArrayList<ArrayList<Integer>> adj;
ArrayList<ArrayList<Integer>> coords;
int V;
Graph(int v) {
V = v;
adj = new ArrayList<ArrayList<Integer>>(V);
coords = new ArrayList<ArrayList<Integer>>(V);
for (int i = 0; i < V; i++) {
adj.add(new ArrayList<Integer>());
coords.add(new ArrayList<Integer>());
}
}
void draw_vis(boolean[] vis) {
strokeWeight(20); strokeWeight(20);
stroke(#555555); stroke(255);
for (int i = 0; i < coords.size(); i++) { for (int i = 0; i < coords.size(); i++) {
if (!vis[i]) continue; if (!vis[i]) continue;
point(coords.get(i).get(0), coords.get(i).get(1)); point(coords.get(i).get(0), coords.get(i).get(1));
text(i+1, coords.get(i).get(0)-4, coords.get(i).get(1)+5);
}
} }
}
void draw_graph(ArrayList<ArrayList<Integer>> adj, ArrayList<ArrayList<Integer>> coords) { void draw_points() {
strokeWeight(20);
stroke(#FF0000);
for (int i = 0; i < coords.size(); i++) {
point(coords.get(i).get(0), coords.get(i).get(1));
text(i+1, coords.get(i).get(0)-4, coords.get(i).get(1)+5);
}
}
draw_points(coords); void draw_graph() {
stroke(#550000); stroke(#550000);
strokeWeight(10); strokeWeight(10);
for (int i = 0; i < adj.size(); i++) { for (int i = 0; i < adj.size(); i++) {
for (int idx = 0; idx < adj.get(i).size(); idx++) { for (int idx = 0; idx < adj.get(i).size(); idx++) {
int e = adj.get(i).get(idx); int e = adj.get(i).get(idx);
print(adj.get(i).size());
draw_arrow(coords.get(i).get(0), coords.get(i).get(1), coords.get(e).get(0), coords.get(e).get(1)); draw_arrow(coords.get(i).get(0), coords.get(i).get(1), coords.get(e).get(0), coords.get(e).get(1));
} }
} }
}
void set_coords(int idx, int x, int y) {
coords.get(idx).add(x);
coords.get(idx).add(y);
}
void add_edge(int u, int v) {
adj.get(u).add(v);
}
} }
void bfs(ArrayList<ArrayList<Integer>> adj, ArrayList<ArrayList<Integer>> coords, boolean[] vis, int start, int end) {
void draw_arrow(float x1, float y1, float x2, float y2) {
float triangle_size = dist(x1, y1, x2, y2) / 50;
pushMatrix();
translate(x2, y2); //changes (0, 0)
rotate(atan2(y2 - y1, x2 - x1));
triangle( -triangle_size * 2, - triangle_size, 0, 0, -triangle_size * 2, triangle_size);
popMatrix();
line(x1, y1, x2, y2);
}
void setup() {
size(1000, 1000);
frameRate(60);
background(0);
test();
}
void bfs(Graph g, boolean[] vis, int start, int end) {
ArrayList<Integer> q = new ArrayList<Integer>(); ArrayList<Integer> q = new ArrayList<Integer>();
q.add(start); q.add(start);
while (q.size() != 0) { int q_size = 1;
while (q_size > 0) {
int next = q.get(0); int next = q.get(0);
q.remove(0); q.remove(0);
q_size--;
vis[next] = true; vis[next] = true;
for (int neighbor: adj.get(next)) { for (int neighbor: g.adj.get(next)) {
background(0);
g.draw_graph();
g.draw_points();
g.draw_vis(vis);
stroke(#00FF00);
draw_arrow(g.coords.get(next).get(0), g.coords.get(next).get(1), g.coords.get(neighbor).get(0), g.coords.get(neighbor).get(1));
Delay timer = new Delay(1000);
while (!timer.expired()) {
// nothing
}
//int target_millis = millis() + 1000;
//while (millis() < target_millis) {
// print(millis());
//}
if (vis[neighbor]) continue; if (vis[neighbor]) continue;
q.add(neighbor); q.add(neighbor);
print("start"); q_size++;
draw_graph(adj, coords);
print("start");
draw_vis(coords, vis);
print("start");
stroke(#00FF00);
draw_arrow(coords.get(next).get(0), coords.get(next).get(1), coords.get(neighbor).get(0), coords.get(neighbor).get(1));
if (neighbor == end) return; if (neighbor == end) return;
delay(1000); print("next");
}
if (q_size == 0) {
print("end");
return;
} }
} }
} }
void test() { void test() {
int size = 5; int size = 7;
ArrayList<Integer> empty = new ArrayList<Integer>(); Graph g = new Graph(size);
ArrayList<ArrayList<Integer>> adj = new ArrayList<ArrayList<Integer>>(); g.add_edge(0, 1);
ArrayList<ArrayList<Integer>> coords = new ArrayList<ArrayList<Integer>>(); g.add_edge(1, 3);
for (int i = 0; i < size; i++) { g.add_edge(1, 4);
adj.add(empty); g.add_edge(2, 0);
coords.add(empty); g.add_edge(4, 5);
} g.add_edge(5, 6);
adj.get(0).add(2); g.set_coords(0, 100, 500);
adj.get(1).add(4); g.set_coords(1, 300, 500);
adj.get(1).add(3); g.set_coords(2, 300, 750);
adj.get(2).add(0); g.set_coords(3, 500, 500);
coords.get(0).add(width/10); coords.get(0).add(height-100); g.set_coords(4, 300, 250);
coords.get(1).add(width/5); coords.get(1).add(height-100); g.set_coords(5, 500, 250);
coords.get(3).add(width/2); coords.get(3).add(height-100); g.set_coords(6, 700, 250);
coords.get(4).add(width/2); coords.get(4).add(height/2);
coords.get(2).add(width/5); coords.get(2).add(height/2);
boolean[] vis = new boolean[size]; boolean[] vis = new boolean[size];
for (int i = 0; i < size; i++) { for (int i = 0; i < size; i++) {
vis[i] = false; vis[i] = false;
} }
bfs(adj, coords, vis, 0, 4); bfs(g, vis, 0, size-1);
} }
void draw() { void draw() {
background(0);
print("a"); //stroke(#FF00FF);
test(); //strokeWeight(50);
//ellipse(500, 500, 100, 100);
//delay(1000);
//strokeWeight(20); //strokeWeight(20);
//stroke(#550000); //stroke(#550000);
//draw_arrow(width/2, height/2, width/3, height/2); //draw_arrow(width/2, height/2, width/3, height/2);
} }
// TODO: So umstrukturieren, dass man einen Algorithmus hat, der einem die nächste Kante gibt, die man dann im draw malen muss.