animation. #include #include #include #include #include #include #include animation. #include #include #include #include #include #include #include bool rotate1=false, rotate2=false; double t; double dt=0.1; double angle1=0; double dangle1 =20; double angle2=0; double dangle2 =20; double R=5;//radius spiral double T=20;//time interval double shiftx,shifty,shiftz; bool origin=true; void output_Text(float x, float y, char *text) { int len, i; glColor3f(1, 0, 0); //red text glRasterPos3f(x, y, 0); len = (int)strlen(text); for (i = 0; i < len; i++) { glutBitmapCharacter(GLUT_BITMAP_8_BY_13, text[i]); } } void Time_Delay(int dur) { clock_t start_time; start_time = clock(); while ((clock() - start_time) < dur) { } } float ax[3]={25,0,0}; float ay[3]={0,25,0}; float az[3]={0,0,25};//axes void plot_Arrow(float v1[3], float v2[3]) //plot arrow { glBegin(GL_LINES); glVertex3fv(v1); glVertex3fv(v2); glEnd(); } void plot_Vector(float v[3]) //plot vector { float zero[3]={0,0,0}; plot_Arrow(zero,v); } void plot_Axis() { glColor3f(0,0,0); plot_Vector(ax); plot_Vector(ay); plot_Vector(az); } void Draw_Trajectory() { //your code } void myInit3d(void) { glClearColor(1,1,1,0); glColor3f(1.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); // clear the screen glMatrixMode(GL_PROJECTION); glLoadIdentity(); // reset the Current Modelview Matrix bool rotate1=false, rotate2=false; double t; double dt=0.1; double angle1=0; double dangle1 =20; double angle2=0; double dangle2 =20; double R=5;//radius spiral double T=20;//time interval double shiftx,shifty,shiftz; bool origin=true; void output_Text(float x, float y, char *text) { int len, i; glColor3f(1, 0, 0); //red text glRasterPos3f(x, y, 0); len = (int)strlen(text); for (i = 0; i < len; i++) { glutBitmapCharacter(GLUT_BITMAP_8_BY_13, text[i]); } } void Time_Delay(int dur) { clock_t start_time; start_time = clock(); while ((clock() - start_time) < dur) { } } float ax[3]={25,0,0}; float ay[3]={0,25,0}; float az[3]={0,0,25};//axes void plot_Arrow(float v1[3], float v2[3]) //plot arrow { glBegin(GL_LINES); glVertex3fv(v1); glVertex3fv(v2); glEnd(); } void plot_Vector(float v[3]) //plot vector { float zero[3]={0,0,0}; plot_Arrow(zero,v); } void plot_Axis() { glColor3f(0,0,0); plot_Vector(ax); plot_Vector(ay); plot_Vector(az); } void Draw_Trajectory() { //your code } void myInit3d(void) { glClearColor(1,1,1,0); glColor3f(1.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); // clear the screen glMatrixMode(GL_PROJECTION); glLoadIdentity(); // reset the Current Modelview Matrix //the coordinate system, the window and glLookAt in your assigment //can be different glMatrixMode(GL_MODELVIEW); // position and aim the camera glLoadIdentity(); gluPerspective(45, 1.33, .01, 1000); gluLookAt(30.0, 30.0, 30.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); } void myDisplay(void) { //your code } void Do_Nothing(void) {} void myMouse(int button, int state, int x, int y) //press left/right button { switch (button) { case GLUT_LEFT_BUTTON: if (state == GLUT_DOWN) if.

1. animation.
#include
#include
#include
#include
#include
#include
#include
animation.
#include
#include
#include
#include
#include
#include
#include
bool rotate1=false, rotate2=false;
double t; double dt=0.1;
double angle1=0; double dangle1 =20;
double angle2=0; double dangle2 =20;
double R=5;//radius spiral
double T=20;//time interval
double shiftx,shifty,shiftz;
bool origin=true;
void output_Text(float x, float y, char *text)
{ int len, i;
glColor3f(1, 0, 0); //red text
glRasterPos3f(x, y, 0);
len = (int)strlen(text);

2. for (i = 0; i < len; i++) { glutBitmapCharacter(GLUT_BITMAP_8_BY_13, text[i]); }
}
void Time_Delay(int dur) {
clock_t start_time;
start_time = clock();
while ((clock() - start_time) < dur) {
}
}
float ax[3]={25,0,0}; float ay[3]={0,25,0}; float az[3]={0,0,25};//axes void plot_Arrow(float
v1[3], float v2[3]) //plot arrow
{
glBegin(GL_LINES);
glVertex3fv(v1);
glVertex3fv(v2);
glEnd();
}
void plot_Vector(float v[3]) //plot vector
{
float zero[3]={0,0,0};
plot_Arrow(zero,v);
}
void plot_Axis()
{
glColor3f(0,0,0);
plot_Vector(ax);
plot_Vector(ay);
plot_Vector(az);
}
void Draw_Trajectory() {
//your code
}
void myInit3d(void)
{
glClearColor(1,1,1,0);
glColor3f(1.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); // clear the screen
glMatrixMode(GL_PROJECTION);

3. glLoadIdentity(); // reset the Current Modelview Matrix
bool rotate1=false, rotate2=false;
double t; double dt=0.1;
double angle1=0; double dangle1 =20;
double angle2=0; double dangle2 =20;
double R=5;//radius spiral
double T=20;//time interval
double shiftx,shifty,shiftz;
bool origin=true;
void output_Text(float x, float y, char *text)
{ int len, i;
glColor3f(1, 0, 0); //red text
glRasterPos3f(x, y, 0);
len = (int)strlen(text);
for (i = 0; i < len; i++) { glutBitmapCharacter(GLUT_BITMAP_8_BY_13, text[i]); }
}
void Time_Delay(int dur) {
clock_t start_time;
start_time = clock();
while ((clock() - start_time) < dur) {
}
}
float ax[3]={25,0,0}; float ay[3]={0,25,0}; float az[3]={0,0,25};//axes void plot_Arrow(float
v1[3], float v2[3]) //plot arrow
{
glBegin(GL_LINES);
glVertex3fv(v1);
glVertex3fv(v2);
glEnd();
}
void plot_Vector(float v[3]) //plot vector
{
float zero[3]={0,0,0};
plot_Arrow(zero,v);
}
void plot_Axis()

4. {
glColor3f(0,0,0);
plot_Vector(ax);
plot_Vector(ay);
plot_Vector(az);
}
void Draw_Trajectory() {
//your code
}
void myInit3d(void)
{
glClearColor(1,1,1,0);
glColor3f(1.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); // clear the screen
glMatrixMode(GL_PROJECTION);
glLoadIdentity(); // reset the Current Modelview Matrix
//the coordinate system, the window and glLookAt in your assigment //can be different
glMatrixMode(GL_MODELVIEW); // position and aim the camera glLoadIdentity();
gluPerspective(45, 1.33, .01, 1000);
gluLookAt(30.0, 30.0, 30.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); }
void myDisplay(void) {
//your code
}
void Do_Nothing(void)
{}
void myMouse(int button, int state, int x, int y) //press left/right button
{ switch (button) {
case GLUT_LEFT_BUTTON:
if (state == GLUT_DOWN)
if (rotate1) rotate1=false; else rotate1=true; break;
case GLUT_RIGHT_BUTTON:
if (state == GLUT_DOWN)
{if (rotate2) rotate2 =false; else rotate2=true;} break;
default:break; }
}
main(int argc, char **argv)

5. {
glutInit(&argc, argv);
glutInitDisplayMode (GLUT_DOUBLE | GLUT_RGB); glutInitWindowSize (500, 500);
glutInitWindowPosition (100, 100); glutCreateWindow ("Problem 7");
myInit3d();
glutDisplayFunc(myDisplay); glutIdleFunc(myDisplay); glutMouseFunc(myMouse);
glutMainLoop();
}
//the coordinate system, the window and glLookAt in your assigment //can be different
glMatrixMode(GL_MODELVIEW); // position and aim the camera glLoadIdentity();
gluPerspective(45, 1.33, .01, 1000);
gluLookAt(30.0, 30.0, 30.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0); }
void myDisplay(void) {
//your code
}
void Do_Nothing(void)
{}
void myMouse(int button, int state, int x, int y) //press left/right button
{ switch (button) {
case GLUT_LEFT_BUTTON:
if (state == GLUT_DOWN)
if (rotate1) rotate1=false; else rotate1=true; break;
case GLUT_RIGHT_BUTTON:
if (state == GLUT_DOWN)
{if (rotate2) rotate2 =false; else rotate2=true;} break;
default:break; }
}
main(int argc, char **argv)
{
glutInit(&argc, argv);
glutInitDisplayMode (GLUT_DOUBLE | GLUT_RGB); glutInitWindowSize (500, 500);
glutInitWindowPosition (100, 100); glutCreateWindow ("Problem 7");
myInit3d();
glutDisplayFunc(myDisplay); glutIdleFunc(myDisplay); glutMouseFunc(myMouse);
glutMainLoop();

6. }
Problem 6(T2)