#include <GL/glut.h>
#include <stdio.h>
FILE *fout=NULL; ///要存檔用的啦!
float oldX=0, oldY=0;
float angle[8]={0};
int now;
void keyboard(unsigned char key,int x,int y)
{
if(key=='1')now=1;
if(key=='2')now=2;
if(key=='3')now=3;
if(key=='4')now=4;
glutPostRedisplay();
}
void drawBody(){
glPushMatrix();
glScalef(1, 0.5, 0.5);
glutSolidCube(1);
glPopMatrix();
}
void drawArm(){
glPushMatrix();
glScalef(0.6, 0.3, 0.3);
glutSolidCube(1);
glPopMatrix();
}
void display()
{
{ ///Lighting
glColor3ub(166,132,100);
GLfloat pos[]={0, 0, -1, 0};
glLightfv(GL_LIGHT0, GL_POSITION, pos);
glEnable(GL_LIGHT0);
//glEnable(GL_LIGHTING);
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
glPushMatrix();
glTranslatef(0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4
glRotatef(angle[1], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3
glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2
glColor3f(0,0,1);
drawArm();///這是個Arm ver 1 Right Upper Arm
glPushMatrix();
glTranslatef(0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4
glRotatef(angle[2], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3
glTranslatef(0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2
glColor3f(0,1,0);
drawArm(); ///Right Lower Arm
glPopMatrix();
glPopMatrix();
glPushMatrix();
glTranslatef(-0.5, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4
glRotatef(-angle[3], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3
glColor3f(0.5,0.5,1);
glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2
drawArm();///這是個Arm ver 1 Left Upper Arm
glPushMatrix();
glTranslatef(-0.25, 0, 0);///最後一步, 把樓下的 "會對Arm Joint做旋轉的東西" 再移到右上 掛上去 ver 4
glRotatef(-angle[4], 0,0,1);///把下面整團, 都對中間做旋轉 ver 3
glTranslatef(-0.25, 0,0);///這是把它往右移, Arm Joint在中間 ver 2
glColor3f(0.5,1,0.5);
drawArm(); ///Left Lower Arm
glPopMatrix();
glPopMatrix();
drawBody();
glFlush();
}
void motion(int x, int y)
{ angle[now] -= y - oldY;
oldY=y; oldX=x;
if(fout==NULL)fout=fopen("a.txt","w+"); ///要存檔用的啦!
for(int i=0;i<8;i++)
{
fprintf(fout,"%.1f\t",angle[i]);
}
fprintf(fout,"\n"); ///要存檔用的啦!
}
void mouse(int button, int state, int x, int y){
if(state==GLUT_DOWN) { oldX=x; oldY=y; }
}
void timer(int t)
{
glutTimerFunc(20, timer, t+1);
//angle++;
glutPostRedisplay();
}
int main(int argc, char**argv)
{
glutInit(&argc, argv);
glutCreateWindow("T-R-T test");
glutDisplayFunc(display);
glutTimerFunc(20, timer, 0);
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutKeyboardFunc(keyboard);
glutMainLoop();
}
