#include
#include
#include
#include
#include
int?xx0xx1yy0yy1;
struct?Edge?//邊的數(shù)據(jù)結(jié)構(gòu)
{
	int?ymax;
	float?x;
	float?delx;
	Edge*next;
};
struct?SortEdge?//分類表
{
	Edge*out;
};
struct?Point?//點(diǎn)
{
	int?x;
	int?y;
};
SortEdge?sortEdge[500];
Edge*head;
void?display（void）;
void?reshape（int?widthint?height）;
void?keyboard（unsigned?char?key?int?xint?y）;
void?fillPolygon（Point?*ptint?n）;
void?insertSortEdge（int?nEdge*edge）;//
void?sortLife（Edge*lifehead）;//對活性邊表排序
void?drawLife（Edge*lifeheadint?y）;//繪圖
void?deleLife（Edge*lifeheadint?y）;//在活性邊表刪除邊
void?addLife（Edge*lifeheadint?y）;//在活性邊表中添加邊
int?initSort（Point*ptint?n）;//初始化分類表
void?init（void）
{
	glClearColor（0000）;
	glShadeModel（GL_SMOOTH）;
}
int?