step 1
用CodeBlocks開文字檔
#include <stdio.h>
int main(int argc,char**argv)
{
FILE * fout=NULL;
fout = fopen("檔名txt","w+");
printf("Hello World\n");
fprintf(fout,"Hello world\n");
}
讀取專案中的檔案
讀取檔名中的"檔名.txt"
在codeblocks中顯示獨到的文字
Hello 跟 World
#include <stdio.h>
int main(int argc,char**argv)
{
///FILE * fout=NULL;
///fout = fopen("檔名txt","w+");
///printf("Hello World\n");
///fprintf(fout,"Hello world\n");
FILE * fin = NULL;
fin = fopen("檔名.txt","r");
char line[100];
fscanf(fin, "%s", line );
printf("你讀到了字串: %s\n",line);
fscanf(fin, "%s", line );
printf("你讀到了字串: %s\n",line);
}
做出可動的手臂
#include <stdio.h>///可割可棄
#include <GL/glut.h>
float angle=0,diff=2;
void timer( int t ){ ///宣告timer
glutTimerFunc(30, timer, t+1);
angle += diff;
if(angle>90) diff =-2;
if(angle<0) diff =+2;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
//glutSolidTeapot( 0.3 );///身體
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotatef(angle, 0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot( 0.3 );///左手臂(重疊了)
glPushMatrix();
///glutSolidTeapot( 0.3 );///左手肘(重疊了)
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int main( int argc, char ** argv )
{
glutInit( &argc, argv );
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week15 file");
glutTimerFunc(0, timer, 0);///加上timer的函數
glutDisplayFunc(display);
glutMainLoop();
}
#include <stdio.h>///可割可棄
#include <GL/glut.h>
float angle=0,diff=2;
void timer( int t ){ ///宣告timer
glutTimerFunc(30, timer, t+1);
angle += diff;
if(angle>90) diff =-2;
if(angle<0) diff =+2;
glutPostRedisplay();
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
//glutSolidTeapot( 0.3 );///身體
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotatef(angle, 0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot( 0.3 );///左手臂(重疊了)
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotatef(angle, 0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot( 0.3 );///左手肘(重疊了)
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int main( int argc, char ** argv )
{
glutInit( &argc, argv );
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week15 file");
glutTimerFunc(0, timer, 0);///加上timer的函數
glutDisplayFunc(display);
glutMainLoop();
}
Step5
#include <stdio.h>///可割可棄
#include <GL/glut.h>
float angle[20]={},diff=2;
int angleID=0;
void timer( int t ){ ///宣告timer
glutTimerFunc(30, timer, t+1);
angle[angleID] += diff;
if(angle[angleID]>90) diff =-2;
if(angle[angleID]<0) diff =+2;
glutPostRedisplay();
}
void keyboard(unsigned char key, int x,int y){
if(key=='1') angleID=1;
if(key=='0') angleID=0;
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
//glutSolidTeapot( 0.3 );///身體
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotatef(angle[0], 0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot( 0.3 );///左手臂(重疊了)
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotatef(angle[0], 0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot( 0.3 );///左手肘(重疊了)
glPopMatrix();
glPopMatrix();
glPopMatrix();
glutSwapBuffers();
}
int main( int argc, char ** argv )
{
glutInit( &argc, argv );
glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);
glutCreateWindow("week15 file");
glutTimerFunc(0, timer, 0);///加上timer的函數
glutDisplayFunc(display);
glutMainLoop();
}





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