opengl.rar_OpenGl 透视变换_opengl矩阵_模型变换_透视变换_键盘 opengl

#include <GL/glut.h> #include<GL/GL.h> #include<GL/glext.h> #include<GL/GLU.h> #include<stdio.h> GLfloat xx=3.0; GLfloat yy=0.0; GLfloat zz=0.0; GLfloat lx=7.0; GLfloat ly=3.0; GLfloat lz=5.0; GLfloat mx=0.0; GLfloat my=0.0; GLfloat mz=0.0; GLfloat dushu=0; GLfloat matfv []={1,0,0,1}; GLfloat matfv1 []={0.2,0.5,1,1}; GLfloat matSpecularFv []={1,1,1,1}; GLfloat matShininessFv []={50}; GLfloat lifv []={xx,yy,zz,0}; GLfloat rgba []={1,1,1,1}; GLfloat limo []={0.1,0.1,0.1,1}; //GLfloat move[]={1,0,0,0.1, 0,1,0,0, 0,0,1,0, 0,0,0,1}; GLfloat move[]={1,0,0,0, 0,1,0,0, 0,0,1,0, 1,0,0,1}; void init() { glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); glClearColor(0,0,0,0); } void myDisplay(void) {glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); glClearColor(0,0,0,0); glMatrixMode(GL_MODELVIEW); glLoadIdentity(); //glShadeModel(GL_SMOOTH); glLightfv(GL_LIGHT0,GL_POSITION,lifv); glLightfv(GL_LIGHT0,GL_DIFFUSE,rgba); glLightfv(GL_LIGHT0,GL_SPECULAR,rgba); //glLightModelfv(GL_LIGHT_MODEL_TWO_SIDE,limo); glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER,GL_TRUE); glEnable(GL_LIGHTING); glEnable(GL_LIGHT0); glEnable(GL_DEPTH_TEST); // gluLookAt(lx,ly,lz, 0,0,0, 0,0,1); glPushMatrix(); glMaterialfv(GL_FRONT,GL_AMBIENT_AND_DIFFUSE,matfv); glMaterialfv(GL_FRONT,GL_SPECULAR,matSpecularFv); glMaterialfv(GL_FRONT,GL_SHININESS,matShininessFv); glBegin(GL_LINES); glVertex3d(5,0,0); glVertex3d(-5,0,0); glVertex3d(0,5,0); glVertex3d(0,-5,0); glVertex3d(0,0,5); glVertex3d(0,0,-5); glVertex3d(2,0,-3); glVertex3d(2,0,3); glEnd(); glutSolidSphere(1,20,16); glutWireCube(2); glPopMatrix(); glPushMatrix(); glTranslatef(1,-1.5,1); glMaterialfv(GL_FRONT,GL_AMBIENT_AND_DIFFUSE,matfv); glMaterialfv(GL_FRONT,GL_SPECULAR,matSpecularFv); glMaterialfv(GL_FRONT,GL_SHININESS,matShininessFv); glutSolidSphere(0.5,20,16); glPopMatrix(); glPushMatrix(); glMaterialfv(GL_FRONT_AND_BACK,GL_AMBIENT_AND_DIFFUSE,matfv1); glMaterialfv(GL_FRONT,GL_SPECULAR,matSpecularFv); glMaterialfv(GL_FRONT,GL_SHININESS,matShininessFv); glBegin(GL_QUADS); glVertex3d(11,11,-2); glVertex3d(11,-11,-2); glVertex3d(-11,-11,-2); glVertex3d(-11,11,-2); glEnd(); glBegin(GL_QUADS); glVertex3d(-3,-11,-2); glVertex3d(-3,-11,11); glVertex3d(-3,11,11); glVertex3d(-3,11,-2); glEnd(); glPopMatrix(); glPopMatrix(); //glPushMatrix(); glTranslatef(2,0,0); glMultMatrixf(move); glRotatef(dushu,0,0,1); glMaterialfv(GL_FRONT,GL_AMBIENT_AND_DIFFUSE,matfv); glMaterialfv(GL_FRONT,GL_SPECULAR,matSpecularFv); glMaterialfv(GL_FRONT,GL_SHININESS,matShininessFv); glBegin(GL_QUADS); glVertex3d(0,-0.3,0); glVertex3d(1.8,0,0); glVertex3d(0,0.3,0); glVertex3d(0,-0.3 ,0); glEnd(); dushu=0; glPushMatrix(); //glPopMatrix(); glFlush(); // glutSwapBuffers(); printf("xx=%f\n",xx); printf("yy=%f\n",yy); printf("zz=%f\n",zz); printf("\n"); } void myreshape(int w,int h) { // glViewport(0,0,800,500); // glMatrixMode(GL_PROJECTION); glLoadIdentity(); gluPerspective(70,1,3,15); // } void keyboard( unsigned char key , int x,int y) { switch(key) { case '1' : xx++;glutPostRedisplay();break; case '2' : xx--;glutPostRedisplay();break; case '3' : yy++;glutPostRedisplay();break; case '4' : yy--;glutPostRedisplay();break; case '5' : zz++;glutPostRedisplay();break; case '6' : zz--;glutPostRedisplay();break; // case 'w' :glMultMatrixf(move);glutPostRedisplay();break; case 'a' : my+=0.1;glutPostRedisplay();break; case 's' : mx--;glutPostRedisplay();break; case 'd' : my-=0.1;glutPostRedisplay();break; // case 'z' : dushu+=10;glutPostRedisplay();break; case 'x' : dushu-=10;glutPostRedisplay();break; case 'c' : mx-=0.1;glutPostRedisplay();break; case 'v' : my-=0.1;glutPostRedisplay();break; default : break; } } int main(int argc, char *argv[]) { glutInit(&argc, argv); glutInitDisplayMode(GLUT_RGB | GLUT_SINGLE); glutInitWindowPosition(100, 20); glutInitWindowSize(800, 500); glutCreateWindow(""); init(); glutReshapeFunc(myreshape); glutDisplayFunc(myDisplay); glutKeyboardFunc(keyboard); glutMainLoop(); return 0; }