#include???
#include“gl/glut.h“
#include???
#include?“ground.h“
static?GLfloat?xRot?=?0.0f;
static?GLfloat?yRot?=?0.0f;
GLfloat?rtx?=?0.0f?rty?=?0.0f?rtz?=?0.0f?angle?=?-90?angle_wheel?=?0;
GLfloat?step?=?10;

void?reshape（int?w?int?h）
{
	glViewport（0?0?（GLsizei）w?（GLsizei）h）;
	glMatrixMode（GL_PROJECTION）;
	glLoadIdentity（）;
	gluPerspective（70?（GLsizei）w?/?（GLsizei）h?0.12000.0）;
	gluLookAt（0.0?0.0?200.0?0.0?1.0?0.0?0.0?1.0?0.0）;
	glMatrixMode（GL_MODELVIEW）;
}
void?Display（void）
{
	glClear（GL_COLOR_BUFFER_BIT?|?GL_DEPTH_BUFFER_BIT）;
	

	glPushMatrix（）;
	glTranslatef（rtx?rty?rtz）;//初始化坐標原點
	glRotatef（angle010）;
?
	//車下半部??
	glBegin（GL_POLYGON）;
	glColor3f（0.1?0.1?0.8）;
	glVertex3f（-40.0f?0.0f?15.0f）;
	glVertex3f（40.0f?0.0f?15.0f）;
	glColor3f（1?0.5?0.8）;
	glVertex3f（40.0f?-15.0f?15.0f）;
	glVertex3f（-40.0f?-15.0f?15.0f）;
	glEnd（）;

	glBegin（GL_POLYGON）;
	glColor3f（0.3?0.2?0.5）;
	glVertex3f（40.0f