대학 수강과목/컴퓨터그래픽스

[CG]11/26 실습

흐이애 2014. 11. 26. 11:01

/*

#include <stdlib.h>

#include <GL/glut.h>


void myDisplay(void)

{

 glClear(GL_COLOR_BUFFER_BIT);

 glClearColor(100,100,0,0);


 glViewport(0,0,300,300);

 glMatrixMode(GL_PROJECTION);

 glLoadIdentity();

 gluOrtho2D(-100.0,100.0,-100.0,100.0);

glColor3f(0,0,1);

 glRectf(0.0,0.0,50.0,30.0);



 glViewport(300,300,300,300);

 glMatrixMode(GL_PROJECTION);

 glLoadIdentity();

 gluOrtho2D(-100.0,100.0,-100.0,100.0);

 glColor3f(1,0,0);

 glRectf(0.0,0.0,30.0,50.0);



 

 glViewport(0,300,100,100);

 glMatrixMode(GL_PROJECTION);

 glLoadIdentity();

 gluOrtho2D(-100.0,100.0,-100.0,100.0);

 glColor3f(0,1,0);

 glRectf(0.0,0.0,30.0,50.0);


 glFlush();

 glutSwapBuffers();

}


void GNU_Keyboard(unsigned char key, int x, int y) {

 if(key ==27) exit(0); // 27 ESC , 65 'A'

}


void main(int argc, char** argv) {

 glutInit(&argc, argv);

 glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE);

 glutInitWindowSize(800,800);

 glutCreateWindow("novice");

 glutDisplayFunc(myDisplay);

 glutKeyboardFunc(GNU_Keyboard);

 glutMainLoop();

} 

*/


/*

#include<GL/glut.h>//P1

void MyDisplay(){

glClearColor(1.0,1.0,1.0,1.0);

glClear(GL_COLOR_BUFFER_BIT);

glColor3f(0.0,0.0,1.0);

//glutSolidSphere(0.5, 20, 10);

glutWireSphere(1.1, 5, 5);

//glutWireTeapot(0.5);

glFlush();


}

int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(300,300);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/


/*

#include<GL/glut.h>//P2 L11

void MyDisplay(){

glClearColor(1.0,1.0,1.0,1.0);

glClear(GL_COLOR_BUFFER_BIT);

//glColor3f(0.0,1.0,0.0); glutWireSphere(0.5,10,10);

glColor3f(0.0,0.0,1.0); glutWireDodecahedron();

//glColor3f(1.0,0.0,0.0); glutWireTorus(0.2,0.6,10,10);

//glutWireTeapot(0.5);

glPointSize(20);

glBegin(GL_POINTS);

glColor3f(0,0,0);glVertex3f(0,0,0);

glColor3f(1,0,0);glVertex3f(0.75,0.75,0);

glColor3f(0,0,1);glVertex3f(-0.75,-0.75,0);

glEnd();

glFlush();


}

int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/

/*

#include<GL/glut.h>//P2 L14

void MyDisplay(){

GLfloat v[3][3] = {{0,0,0},{0.5,0.5,0},{0.25,0,0}};

glClearColor(1.0,1.0,0,1.0);

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glRotatef(45,0,0,1);

glTranslatef(-0.5,-0.5,0);


glBegin(GL_POLYGON);

glColor4f(1,0,0,1); glVertex3fv(v[0]);

glColor4f(0,1,0,1); glVertex3fv(v[1]);

glColor4f(0,0,1,1); glVertex3fv(v[2]);

glEnd();


glTranslatef(-0.5,-0.5,0);

glRotatef(45,0,0,1);


glBegin(GL_POLYGON);

glColor4f(1,0,0,1); glVertex3fv(v[0]);

glColor4f(0,1,0,1); glVertex3fv(v[1]);

glColor4f(0,0,1,1); glVertex3fv(v[2]);

glEnd();

glRotatef(90,1,0,1);

glBegin(GL_POLYGON);

glColor4f(1,0,0,1);glVertex3fv(v[0]);

glColor4f(0,1,0,1);glVertex3fv(v[1]);

glColor4f(0,0,1,1);glVertex3fv(v[2]);

glEnd();

glFlush();

}

int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}

*/


/*

#include<GL/glut.h>//P1 L14

void MyDisplay(){

GLfloat v[3][3] = {{0,0,0},{0.5,0.5,0},{0.25,0,0}};

glClearColor(1.0,1.0,0,1.0);

glClear(GL_COLOR_BUFFER_BIT);

glBegin(GL_POLYGON);

glColor4f(1,0,0,1); glVertex3fv(v[0]);

glColor4f(0,1,0,1); glVertex3fv(v[1]);

glColor4f(0,0,1,1); glVertex3fv(v[2]);

glEnd();

glFlush();

}

int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/

/*

#include<GL/glut.h>//P3 L14

void DrawTriangle(){

glColor3f(1,0,0);

glBegin(GL_TRIANGLES);

glVertex3f(0,0,0);glVertex3f(0.2,0,0);glVertex3f(0,0.2,0);

glEnd();

}

void MyDisplay(){

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

DrawTriangle();

glTranslatef(0.3f,0.3f,0);

glRotatef(45,0,0,1);

DrawTriangle();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glClearColor(1,1,1,0);

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/


/*

#include<GL/glut.h>//P3' L14

void DrawTriangle(){

glBegin(GL_TRIANGLES);

glVertex3f(0,0,0);

glVertex3f(0.2,0,0);

glVertex3f(0,0.2,0);

glEnd();

}

void MyDisplay(){

glClear(GL_COLOR_BUFFER_BIT);

glClearColor(0,0,0,0);


glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glColor3f(1,0,0);

DrawTriangle();


glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glRotatef(45,0,0,1);

glColor3f(1,1,0);

DrawTriangle();


glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glTranslatef(0.3f,0.3f,0);

glRotatef(45,0,0,1);

glColor3f(0,0,1);

DrawTriangle();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glClearColor(1,1,1,0);

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}

*/


/*

#include<GL/glut.h>//P4 L14

void DrawTriangle(){

glColor3f(1,0,0);

glBegin(GL_TRIANGLES);

glVertex3f(0,0,0);

glVertex3f(0.2,0,0);

glVertex3f(0,0.2,0);

glEnd();

}

void MyDisplay(){

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

DrawTriangle();

glTranslatef(0.3f,0.3f,0);

glutWireTeapot(0.2);

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glClearColor(1,1,1,0);

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/

/*

#include<GL/glut.h>//P5 L14

void DrawTriangle(){

glColor3f(1,0,0);

glBegin(GL_TRIANGLES);

glVertex3f(0,0,0);

glVertex3f(0.2,0,0);

glVertex3f(0,0.2,0);

glEnd();

}

void MyDisplay(){

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

DrawTriangle();


glColor3f(0,0,1);

glTranslatef(-0.3f,-0.3f,0);

glRotatef(45,0,0,1);

glutWireTeapot(0.2);


DrawTriangle();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGBA);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glClearColor(1,1,1,0);

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/

/*

#include<GL/glut.h>//P6 L14


void MyDisplay(){

GLfloat verts[3][2]={{0,0},{0.5,0.5},{0,0.5}};

glClear(GL_COLOR_BUFFER_BIT);

glColor3f(0,0,1);

glBegin(GL_TRIANGLES);

for(int k=0;k<3;k++)

glVertex2fv(verts[k]);

glEnd();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGB);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}

*/

/*

#include<GL/glut.h>//P7 L14

void init() {

glClearColor(1,1,1,1);

glMatrixMode(GL_PROJECTION);

gluOrtho2D(-100,100,-100,100);//중요

}

void MyDisplay(){

GLfloat verts[3][2]={{0,0},{100,0},{0,50}};

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glColor3f(0,0,3);

glViewport(0,0,300,300);

glBegin(GL_TRIANGLES);

for(int k=0;k<3;k++)

glVertex2fv(verts[k]);

glEnd();

glColor3f(1,0,0);

glViewport(300,0,300,300);

glRotatef(90,0,0,1);

glBegin(GL_TRIANGLES);

for(int k=0;k<3;k++)

glVertex2fv(verts[k]);

glEnd();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

init();

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}*/


/*

#include<GL/glut.h>//P7' L14

void init() {

glClearColor(1,1,1,1);

glMatrixMode(GL_PROJECTION);

gluOrtho2D(-100,100,-100,100);//중요

}

void MyDisplay(){

GLfloat verts[3][2]={{0,0},{100,0},{0,50}};

glClear(GL_COLOR_BUFFER_BIT);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glColor3f(0,0,3);

glViewport(0,0,300,300);

glBegin(GL_TRIANGLES);

for(int k=0;k<3;k++)

glVertex2fv(verts[k]);

glEnd();

glColor3f(1,0,0);

glViewport(300,0,300,300);

glRotatef(90,0,0,1);

glBegin(GL_TRIANGLES);

for(int k=0;k<3;k++)

glVertex2fv(verts[k]);

glEnd();

glFlush();

}


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_SINGLE|GLUT_RGB);

glutInitWindowSize(600,300);

glutCreateWindow("OpenGL Sample Drawing");

init();

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}

*/



#include<GL/glut.h>//P8 L14


void MyDisplay(){

glClear(GL_COLOR_BUFFER_BIT);

glClearColor(1,1,1,1);

glColor3f(0,0,1);

glMatrixMode(GL_MODELVIEW);

glLoadIdentity();

glRotatef(45,0,1,1);//1중심으로 2x축 3y축 4z축 회전

glutWireTeapot(0.5);


glFlush();

}//glutSwapBuffers();


int main(int argc,char** argv){

glutInit(&argc,argv);

glutInitDisplayMode(GLUT_RGB);

glutInitWindowSize(500,500);

glutCreateWindow("OpenGL Sample Drawing");

glutDisplayFunc(MyDisplay);

glutMainLoop();

return 0;

}



#include <GL/glut.h>

#include <stdio.h>

GLfloat MyVertices[8][3] = {{-0.4,-0.2,0.6},{-0.4,0.2,0.6},{0.4,0.2,0.6},{0.4,-0.2,0.6},{-0.4,-0.2,-0.6},{-0.4,0.2,-0.6},{0.4,0.2,-0.6},{0.4,-0.2,-0.6}};

GLfloat MyColors[8][3] = {{0.0, 0.0, 0.0}, {1.0,0.0,0.0}

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