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opengl移动的小车

图形和图像处理

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  • 开发语言：C/C++
  • 实例大小：5.21KB
  • 下载次数：35
  • 浏览次数：584
  • 发布时间：2019-12-22
  • 实例类别：图形和图像处理
  • 发 布 人：duxz246
  • 文件格式：.cpp
  • 所需积分：4
 相关标签： OpenGL pe 移动
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实例介绍

【实例简介】
【实例截图】
【核心代码】
#include <windows.h> 
#include"gl/glut.h"
#include <math.h> 
#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, 0.1,2000.0);
 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);//初始化坐标原点
 glRotatef(angle,0,1,0);
 
 //车下半部 
 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, 0.0f, -15.0f);
 glVertex3f(40.0f, 0.0f, 15.0f);
 glVertex3f(40.0f, -15.0f, 15.0f);
 glVertex3f(40.0f, -15.0f, -15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0.3, 0.1, 0.3);
 glVertex3f(-40.0f, 0.0f, -15.0f);
 glVertex3f(-40.0f, 0.0f, 15.0f);
 glVertex3f(-40.0f, -15.0f, 15.0f);
 glVertex3f(-40.0f, -15.0f, -15.0f);
 glEnd();
 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, 0, 1);
 glVertex3f(-40.0f, 0.0f, 15.0f);
 glVertex3f(-40.0f, 0.0f, -15.0f);
 glVertex3f(40.0f, 0.0f, -15.0f);
 glVertex3f(40.0f, 0.0f, 15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0.8, 0.5, 0.2);
 glVertex3f(-40.0f, -15.0f, 15.0f);
 glVertex3f(-40.0f, -15.0f, -15.0f);
 glVertex3f(40.0f, -15.0f, -15.0f);
 glVertex3f(40.0f, -15.0f, 15.0f);
 glEnd();
 //车上半部 
 glBegin(GL_POLYGON);
 glColor3f(0, 0, 1);
 glVertex3f(-20.0f, 0.0f, 15.0f);
 glVertex3f(-10.0f, 10.0f, 15.0f);
 glVertex3f(20.0f, 10.0f, 15.0f);
 glVertex3f(25.0f, 0.0f, 15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0, 0, 1);
 glVertex3f(-20.0f, 0.0f, -15.0f);
 glVertex3f(-10.0f, 10.0f, -15.0f);
 glVertex3f(20.0f, 10.0f, -15.0f);
 glVertex3f(25.0f, 0.0f, -15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0, 1, 1);
 glVertex3f(-10.0f, 10.0f, 15.0f);
 glVertex3f(-10.0f, 10.0f, -15.0f);
 glVertex3f(20.0f, 10.0f, -15.0f);
 glVertex3f(20.0f, 10.0f, 15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0.5, 0.8, 0.8);
 glVertex3f(-10.0f, 10.0f, 15.0f);
 glVertex3f(-20.0f, 0.0f, 15.0f);
 glVertex3f(-20.0f, 0.0f, -15.0f);
 glVertex3f(-10.0f, 10.0f, -15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0, 0.5, 0.5);
 glVertex3f(20.0f, 10.0f, 15.0f);
 glVertex3f(20.0f, 10.0f, -15.0f);
 glVertex3f(25.0f, 0.0f, -15.0f);
 glVertex3f(25.0f, 0.0f, 15.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0, 0, 1);
 glVertex3f(-30.0f, -15.0f, 15.0f);
 glVertex3f(-30.0f, -15.0f, -15.0f);
 glVertex3f(30.0f, -15.0f, -15.0f);
 glVertex3f(30.0f, -15.0f, 15.0f);
 glEnd();
 //车轮 
 glColor3f(1, 0, 0);
 /*glRotatef(angle_wheel, 0, 0, 1);*/
 glTranslated(-20.0f, -15.0f, 15.0f);
 glutSolidTorus(2, 5, 5, 100);
 glTranslated(0.0f, 0.0f, -30.0f);
 glutSolidTorus(2, 5, 5, 100);
 glTranslated(45.0f, 0.0f, 0.0f);
 glutSolidTorus(2, 5, 5, 100);
 glTranslated(0.0f, 0.0f, 30.0f);
 glutSolidTorus(2, 5, 5, 100);
 glPopMatrix();
 //路面
 glPushMatrix();
 glBegin(GL_POLYGON);
 glColor3f(1.0, 1.0, 1.0);
 glVertex3f(-80.0f, -30.0f, 200.0f);
 glVertex3f(-80.0f, -30.0f, -3600.0f);
 glVertex3f(80.0f, -30.0f, 200.0f);
 glVertex3f(80.0f, -30.0f, -3600.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0.0, 1.0, 0.0);
 glVertex3f(-80.0f, -20.0f, 200.0f);
 glVertex3f(-80.0f, -20.0f, -3600.0f);
 glVertex3f(-120.0f, -50.0f, 200.0f);
 glVertex3f(-120.0f, -50.0f, -3600.0f);
 glEnd();
 glBegin(GL_POLYGON);
 glColor3f(0.0, 1.0, 0.0);
 glVertex3f(80.0f, -20.0f, 200.0f);
 glVertex3f(80.0f, -20.0f, -3600.0f);
 glVertex3f(120.0f, -50.0f, 200.0f);
 glVertex3f(120.0f, -50.0f, -3600.0f);
 glEnd();
 glPopMatrix();
 glutSwapBuffers();   //交换缓冲 
}
//定义键盘控制函数 
void SpecialKeys(int key, int x, int y)
{
 GLfloat ang;
 switch (key)
 {
 case GLUT_KEY_LEFT:
  angle = 3;
  glutPostRedisplay();
  break;
  
 case GLUT_KEY_RIGHT:
  angle = -3;
  glutPostRedisplay();
  break;
  
 case GLUT_KEY_UP:
  rtz = -step;
  glutPostRedisplay();
  break;
  
 case GLUT_KEY_DOWN:
  rtz = step;
  glutPostRedisplay();
  break;
 
 }
 glutPostRedisplay(); // 刷新窗口 
}
int main(int argc, char* argv[])
{
 glutInit(&argc, argv);
 glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH);
 glutInitWindowPosition(500, 200);
 glutInitWindowSize(500, 500);
 glutCreateWindow("车");
 glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 glEnable(GL_DEPTH_TEST);
 glShadeModel(GL_SMOOTH);
 glMatrixMode(GL_PROJECTION);
 glLoadIdentity();
 glutReshapeFunc(reshape);
 glOrtho(-100, 100, -100, 100, -600, 2000);
 glutDisplayFunc(Display);
 glutSpecialFunc(SpecialKeys);  //注册功能键回调函数 
 glutMainLoop();
 return 0;
}

标签： OpenGL pe 移动

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