week-15

 #includestdio.h

int main(int argc,char argv)

{

    FILE  fout=NULL;

    fout=fopen(檔名.txt,w+);

    printf(Hello World1n);

    fprintf(fout,Hello World1n);

  FILEfin=NULL;

  fin=fopen(檔名.txt,r);

  char line[100];

  fscanf(fin,%s,line);

    printf(Now read is %s n,line);

    fscanf(fin,%s,line);

    printf(Now read is %s n,line);

}

存檔與讀檔

茶壺當手臂旋轉

#include <stdio.h>

#include <GL/glut.h>

float angle=0, diff=2;///上週程式,會增加、會減少!!!

///float angle[20]={};//都是0的陣列 angle

void timer(int t)///上週程式,會增加、會減少!!!

{

glutTimerFunc( 30, timer, t+1 );///上週程式 設定新的timer

angle += diff;///上週程式,會增加、會減少!!!

if(angle>90) diff = -2;///上週程式,會增加、會減少!!!

if(angle<0) diff = +2;///上週程式,會增加、會減少!!!

glutPostRedisplay();///上週教display();

}

void display()

{

glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );

glPushMatrix();///Step05-2

glutSolidTeapot( 0.3 );///身體

glPushMatrix();///Step05-2

glTranslatef(-0.3,0,0);

glRotatef(angle, 0,0,1);

glTranslatef(-0.3,0,0);

glutSolidTeapot( 0.3 );///左手臂, 但是,要用 T-R-T移位置

glPushMatrix();

glTranslatef(-0.3, 0,0);

glRotatef(angle, 0,0,1);

glTranslatef(-0.3, 0,0);

glutSolidTeapot( 0.3 );///左手肘

glPopMatrix();

glPopMatrix();///Step05-2

glPushMatrix();///Step05-2

glTranslatef(+0.3,0,0);

glRotatef(-angle, 0,0,1);

glTranslatef(+0.3,0,0);

glutSolidTeapot( 0.3 );///右手臂

glPushMatrix();///step05-3

glTranslatef(+0.3,0,0);

glRotatef(-angle, 0,0,1);

glTranslatef(+0.3,0,0);

glutSolidTeapot( 0.3 );///右手肘

glPopMatrix();///Step05-3

glPopMatrix();///Step05-2

glPopMatrix();///Step05-2

glutSwapBuffers();

}

int main( int argc, char** argv )

{

glutInit( &argc, argv );

glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );

glutCreateWindow( "week15 many angles" );

glutDisplayFunc( display );

glutTimerFunc( 0, timer, 0);

glutMainLoop();

}///先不放貼圖, 先不放打光