1.存檔 讀檔
程式碼:
///主題: 存檔、讀檔
#include <stdio.h> ///step01 外掛 printf(), fprintf(), fscanf(), fopen()
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.txt, 模式write
printf("Hello World\n");
fprintf(fout, "Hello World\n");///step01 改裝 printf() 變 fprintf()
}
*記得將freeglut的dull檔案從freeglut的bin目錄複製到專案目錄裡
程式碼:
#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();}///先不放貼圖, 先不放打光
程式碼:
程式碼:
#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
glutSolidTeapot( 0.3 );///右手臂
glutSolidTeapot( 0.3 );///右手肘
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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