week15
1.主題:Robot 2.0
2.切換不同關節轉動
3.存讀檔
Step01:利用fopen() fprintf()寫檔,會寫在執行的工作目錄裡
單手臂💪
兩手臂💪💪
#include <stdio.h>
int main(int argc, char** argv)
{
FILE * fout=NULL;///Step01 檔案指標 file output變數
fout =fopen("檔名.txt","w+");///Step01 開啟檔案,檔名
printf( "Hello World\n");
fprintf(fout, "Hello World\n");
}
Step03:把舊程式註解掉,寫新的程式來fscanf()讀檔,老師把fout改成fin了
#include <stdio.h>
int main(int argc, char** argv)
{
// FILE * fout=NULL;///Step01 檔案指標 file output變數
// fout =fopen("檔名.txt","w+");///Step01 開啟檔案,檔名
//
// printf( "Hello World\n");
// fprintf(fout, "Hello World\n");
///先把舊程式 註解掉
FILE * fin = NULL;///Step03 改成讀檔
fin = fopen("檔名.txt","r");///Step03 開啟step01/step02的檔案,Read
char line[100];///Step03 宣告一個字串line
fscanf(fin,"%s", line);///Step03 讀入一個字串
printf("現在讀到的是 %s\n",line);///Step03 順便印出字串
fscanf(fin,"%s", line);///Step03 讀入一個字串
printf("現在讀到的是 %s\n",line);///Step03 順便印出字串
}
#include <stdio.h>
#include <GL/glut.h>
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glutSolidTeapot(0.3);
glutSwapBuffers();
}
int main(int argc, char** argv)
{
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow("week15 many angles");
glutDisplayFunc(display);
glutMainLoop();
}
#include <stdio.h>
#include <GL/glut.h>
float angle=0,diff=2;
void timer(int t)
{
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);
glRotated(angle,0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot(0.3);///左手臂
glPushMatrix();
glTranslatef(-0.3,0,0);
glRotated(angle,0,0,1);
glTranslatef(-0.3,0,0);
glutSolidTeapot(0.3);///左手肘
glPopMatrix();
glPopMatrix();
glPushMatrix();
glutSolidTeapot(0.3);///右手臂
glutSolidTeapot(0.3);///右手肘
glPopMatrix();
glPopMatrix();
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();
}
#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






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