不规则阴影怎么加？

Tesla35

2020-4-14 12:08

2020-4-14 12:08

1. \begin{figure}[!ht]
   
2.         \flushright
   
3.         \begin{tikzpicture}[scale=0.8,>=latex']
   
4.         \tikzstyle{every node}=[font=\small]
   
5.        
   
6.         \coordinate (A) at (0,4);
   
7.         \coordinate (B) at (3,0);
   
8.         \coordinate (C) at (0,0);
   
9.         \coordinate (D) at (0,1);
   
10.         \coordinate (E) at (1,0);
    
11.         \coordinate (O) at (1,1);
    
12.         \coordinate (P) at (0.8,2.4);
    
13.        
    
14.         \node[left]at(A){$A$};
    
15.         \node[right]at(B){$B$};
    
16.         \node[below left]at(C){$C$};
    
17.         \node[left]at(D){$D$};
    
18.         \node[below]at(E){$E$};
    
19.         \node[left]at(P){$P$};
    
20.         \draw(A)--(B)--(C)--(A);
    
21.         \draw[->] (C)--(P);
    
22.         \draw (O)circle (1);
    
23.         \end{tikzpicture}
    
24. \end{figure}

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kuing

easy执

1. \begin{tikzpicture}[scale=0.8,>=latex']
   
2.         \tikzstyle{every node}=[font=\small]
   
3.        
   
4.         \coordinate (A) at (0,4);
   
5.         \coordinate (B) at (3,0);
   
6.         \coordinate (C) at (0,0);
   
7.         \coordinate (D) at (0,1);
   
8.         \coordinate (E) at (1,0);
   
9.         \coordinate (O) at (1,1);
   
10.         \coordinate (P) at (0.8,2.4);
    
11. 
    
12.         \filldraw[fill=gray!50,even odd rule]
    
13.         (A)--(B)--(C)--cycle
    
14.         (O)circle (1);
    
15. 
    
16.         \draw[->] (C)--(P);
    
17.         \node[left]at(A){$A$};
    
18.         \node[right]at(B){$B$};
    
19.         \node[below left]at(C){$C$};
    
20.         \node[left]at(D){$D$};
    
21.         \node[below]at(E){$E$};
    
22.         \node[left]at(P){$P$};
    
23. \end{tikzpicture}

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Tesla35

回复 2# kuing

厉害