opengl 3D迷宫 C实现 源代码之欧阳历创编.docx
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opengl3D迷宫C实现源代码之欧阳历创编
#include"stdafx.h"
时间：
2021.02.09
创作人：
欧阳历
#include
#include
#include
#include
#include
usingnamespacestd;
voiddrawwalls（void）;
voiddrawtop（void）;
voiddrawball（void）;
#defineIDM_APPLICATION_EXIT（101）
#defineIDM_APPLICATION_TEXTURE（102）
#defineIDM_APPLICATION_BANK（103）
#defineMAZE_HEIGHT（16）
#defineMAZE_WIDTH（16）
#defineSTARTING_POINT_X（13.5f）;
#defineSTARTING_POINT_Y（1.5f）;
#defineSTARTING_HEADING（90.0f）;
floatplayer_x=STARTING_POINT_X;
floatplayer_y=STARTING_POINT_Y;
floatplayer_h=STARTING_HEADING;//player'sheading
floatplayer_s=0.0f;//forwardspeedoftheplayer
floatplayer_m=1.0f;//speedmultiplieroftheplayer
floatplayer_t=0.0f;//player'sturning（changeinheading）
floatplayer_b=0.0f;//viewpointbank（roll）
staticfloattexcoordX=0.0f;
intwalllist=0;
intmazelist=0;
intballlist=0;
intstatus=1;
boolsearchroute=false;
boolkeystate[4]={false,false,false,false};
charmazedata[MAZE_HEIGHT][MAZE_WIDTH]={
{'H','H','H','H','H','H','H','H','H','H','H','H','H','H','H','H'},
{'H','','','','','','','','H','','','','','','','H'},
{'H','','H','','H','H','H','','H','','H','','','','','H'},
{'H','','H','H','','','H','','H','H','','H','','H','','H'},
{'H','','','','','','H','','','','','','','H','','H'},
{'H','','H','H','H','H','H','H','H','H','','H','H','H','','H'},
{'H','','','','','','','','','','','','H','','','H'},
{'H','','H','H','H','H','H','','H','H','H','','H','H','H','H'},
{'H','','H','','','','H','','','','H','','','','','H'},
{'H','','','','H','H','H','H','H','H','H','','','','','H'},
{'H','','H','','','','H','','','','H','','','H','','H'},
{'H','','H','H','H','H','H','','H','H','H','H','','H','','H'},
{'H','','','','','','H','','','','','','','H','','H'},
{'H','','','H','H','','H','H','H','H','','H','H','H','','H'},
{'H','','','','H','','H','','','','','H','','','','H'},
{'H','H','H','H','H','H','H','H','H','H','H','H','H','','H','H'},
};
voidmyinit（）
{
glClearColor（0.5f,0.5f,0.5f,0.0f）;
glColor3f（1.0,1.0,1.0）;
glEnable（GL_DEPTH_TEST）;
glEnable（GL_TEXTURE_2D）;
walllist=glGenLists
（2）;
mazelist=walllist+1;
balllist=walllist+2;
glNewList（walllist,GL_COMPILE）;
drawwalls（）;
glEndList（）;
glNewList（mazelist,GL_COMPILE）;
drawtop（）;
glEndList（）;
glNewList（balllist,GL_COMPILE）;
drawball（）;
glEndList（）;
glMatrixMode（GL_PROJECTION）;
glLoadIdentity（）;
gluPerspective（60.0,1.0,0.1,60.0）;
glMatrixMode（GL_MODELVIEW）;
glHint（GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST）;//ʹÎÆÀí²»±äÐÎ
}
boolwall（intx,inty）{
return（x>=0&&y>=0&&x=''）;
}
boolonopen（intx,inty）{
if（wall（x,y））{
return（mazedata[y][x]=='H'）;
}
}
voidcloseit（intx,inty）{
if（onopen（x,y））
{
mazedata[y][x]='X';
}
}
boolneighbor（intx,inty,intw,int*nx,int*ny）{
switch（w）{
case0:
*nx=x1;*ny=y;break;
case1:
*nx=x;*ny=y+1;break;
case2:
*nx=x+1;*ny=y;break;
case3:
*nx=x;*ny=y1;break;
default:
break;
}
returnwall（*nx,*ny）;
}
booldiagnal（intx,inty,intw,int*nx,int*ny）{
switch（w）{
case0:
*nx=x1;*ny=y1;break;
case1:
*nx=x1;*ny=y+1;break;
case2:
*nx=x+1;*ny=y+1;break;
case3:
*nx=x+1;*ny=y1;break;
default:
break;
}
returnwall（*nx,*ny）;
}
voiddw（intx,inty,intp）{
intw=p;
closeit（x,y）;
do{
intx2=0;
inty2=0;
if（neighbor（x,y,w,&x2,&y2））{
if（onopen（x2,y2））{
dw（x2,y2,（w+3）%4）;
}
else{
if（（w+1）%4==p）
{
return;
}
}
}
else{
floatfx;
floatfy;
if（diagnal（x,y,w,&x2,&y2）&&onopen（x2,y2））{
dw（x2,y2,（w+2）%4）;
}
texcoordX=（texcoordX<0.5）?
1.0f:
0.0f;
fx=（float）x+（（w==1||w==2）?
1.0f:
0.0f）;
fy=（float）y+（（w==0||w==1）?
1.0f:
0.0f）;
glTexCoord2f（texcoordX,0.0f）;
glVertex3f（fx,fy,0.0f）;
glTexCoord2f（texcoordX,1.0f）;
glVertex3f（fx,fy,1.0f）;
}
w++;w%=4;
}while（w!
=p）;
return;
}
voiddrawwalls（）{
glEnable（GL_TEXTURE_2D）;
glBegin（GL_QUAD_STRIP）;
glColor3f（1.0,1.0,1.0）;
glVertex3f（0.0f,0.0f,0.0f）;
glVertex3f（0.0f,0.0f,1.0f）;
dw（0,0,0）;
glEnd（）;
}
voiddrawtop（）{
intx,y;
glBegin（GL_QUADS）;
for（y=0;yfor（x=0;xif（wall（x,y））{
mazedata[y][x]='X';
glVertex3f（x+0.0f,y+0.0f,1.0f）;
glVertex3f（x+1.0f,y+0.0f,1.0f）;
glVertex3f（x+1.0f,y+1.0f,1.0f）;
glVertex3f（x+0.0f,y+1.0f,1.0f）;
}
}
}
glEnd（）;
}
voidforward（floatpx,floatpy,floatbf）{
intx=（（int）player_x）;
inty=（（int）player_y）;
inth=0;
if（（px>x+1.0fbf）&&wall（x+1,y））{
px=（float）（x）+1.0fbf;
h++;
}
if（py>y+1.0fbf&&wall（x,y+1））{
py=（float）（y）+1.0fbf;
h++;
}
if（pxpx=（float）（x）+bf;
h++;
}
if（pypy=（float）（y）+bf;
h++;
}
player_x=px;
player_y=py;
}
voiddrawball（）
{
glDisable（GL_TEXTURE_2D）;
glColor3f（1.0,0.0,0.0）;
glutSolidSphere（0.2f,15,15）;
}
voidnavmaze1（）
{
forward（player_x+player_s*（float）sin（player_h*3.14/180）,
player_y+player_s*（float）cos（player_h*3.14/180）,0.2f）;
cout<player_h+=player_t;
player_b=3*player_b/4+player_t/4;
glClear（GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT）;
glLoadIdentity（）;
glPushMatrix（）;
glRotatef（90.0f,1.0f,0.0f,0.0f）;
glRotatef（player_h,0.0f,0.0f,1.0f）;
glTranslatef（player_x,player_y,0.5f）;
glCallList（walllist）;
glPopMatrix（）;
}
voidnavmaze2（）
{
forward（player_x+player_m*player_s*（float）sin（player_h*3.14/180）,
player_y+player_m*player_s*（float）cos（player_h*3.14/180）,0.2f）;
cout<player_h+=player_t;
player_b=3*player_b/4+player_t/4;
glClear（GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT）;
glLoadIdentity（）;
glOrtho（16.0,16.0,16.0,16.0,2.0,20.0）;
glPushMatrix（）;
glRotatef（90.0f,0.0f,0.0f,1.0f）;
glTranslatef（MAZE_WIDTH/2,MAZE_HEIGHT/2,0.5f）;
glCallList（walllist）;
glCallList（mazelist）;
glPushMatrix（）;
glTranslatef（player_x,player_y,0.5f）;
glCallList（balllist）;
glPopMatrix（）;
glPopMatrix（）;
}
voidmyDisplay（）
{
if（status==1）
{
if（searchroute==true）
{
}
elsenavmaze1（）;
}
if（status==3）
{
if（searchroute==true）
{
}
elsenavmaze2（）;
}
glFlush（）;
glutSwapBuffers（）;
}
voidmyReshape（intw,inth）
{
glViewport（0,0,w,h）;
glMatrixMode（GL_PROJECTION）;
glLoadIdentity（）;
glMatrixMode（GL_MODELVIEW）;
glLoadIdentity（）;
glutPostRedisplay（）;
}
voidspecialKeys（intkey,intx,inty）
{
switch（key）
{
caseGLUT_KEY_LEFT:
keystate[2]=true;
player_t=2.0f;
break;
caseGLUT_KEY_RIGHT:
keystate[3]=true;
player_t=2.0f;
break;
caseGLUT_KEY_UP:
keystate[0]=true;
player_s=0.01f;
break;
caseGLUT_KEY_DOWN:
keystate[1]=true;
player_s=0.01f;
break;
default:
break;
}
}
voidkeyboard（unsignedcharkey,intx,inty）
{
switch（key）
{
case'1':
status=1;
break;
case'3':
status=3;
break;
default:
break;
}
glutPostRedisplay（）;
}
voidupSpecialKeyboard（intkey,intx,inty）
{
switch（key）
{
caseGLUT_KEY_LEFT:
keystate[2]=false;
player_t=0.0f;
break;
caseGLUT_KEY_RIGHT:
keystate[3]=false;
player_t=0.0f;
break;
caseGLUT_KEY_UP:
keystate[0]=false;
player_s=0.0f;
break;
caseGLUT_KEY_DOWN:
keystate[1]=false;
player_s=0.0f;
break;
default:
break;
}
//glutPostRedisplay（）;
}
voididle（）
{
if（keystate[0]||keystate[1]||keystate[2]||keystate[3]）glutPostRedisplay（）;
else{}
}//ÊÍ·Å°´¼üºó¾Í½øÈë¿ÕÏÐ״̬£¬Èç¹û¿ÕÏÐ״̬²»Ò»Ö±Öظ´»æͼ£¬¾Í»á» ÃæÍ£ÖÍ¡£´Î·½·¨È±µãÊÇ¿ªÏúºÜ´ó
voidmain（intargc,char**argv）
{
glutInit（&argc,argv）;
glutInitDisplayMode（GLUT_DOUBLE|GLUT_RGB）;
glutInitWindowSize（500,500）;
glutCreateWindow（"polygonmodeler"）;
glutDisplayFunc（myDisplay）;
myinit（）;
glutSpecialFunc（specialKeys）;
glutKeyboardFunc（keyboard）;
glutSpecialUpFunc（upSpecialKeyboard）;
glutIdleFunc（idle）;
glutMainLoop（）;
}
时间：
2021.02.09
创作人：
欧阳历
升级会员 