void Scene :: DrawSpotlight()
{
GLfloat light_ambient[] = {0.1, 0.1, 0.1, 1.0};
GLfloat light_diffuse[] = {0.5, 0.5, 0.5, 1.0};
GLfloat light_specular[] = {0.5, 0.5, 0.5, 1.0};
GLfloat light_position[] = {0, 15, 0, 1.0};
GLfloat spot_direction[] = {-350, 700, 0};
glLightfv(current_light, GL_AMBIENT, light_ambient);
glLightfv(current_light, GL_DIFFUSE, light_diffuse);
glLightfv(current_light, GL_SPECULAR, light_specular);
glLightfv(current_light, GL_POSITION, light_position);
glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_TRUE);
glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, GL_FALSE);
glLightf(current_light, GL_SPOT_CUTOFF, 45.0);
glLightfv(current_light, GL_SPOT_DIRECTION, spot_direction);
glLightf(current_light, GL_SPOT_EXPONENT, 2.0);
glEnable(current_light);
glPushMatrix();
TaperedCylinder(13, 3, 3, 20);
glTranslatef(0, 10, 0);
glRotatef(45, 0, 0, 1);
TaperedCylinder(0, 0, 12, 30);
TaperedCylinder(20, 12, 12, 30);
glTranslatef(0, 20, 0);
TaperedCylinder(0, 0, 12, 30);
glPopMatrix();
} // DrawSpotlight
void Scene :: DrawFloor()
{
GLfloat mat_ambient[] = {0.2, 0.2, 0.2, 1.0};
GLfloat mat_diffuse[] = {0.2, 0.2, 0.2, 1.0};
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
GLdouble y_clip_pane[4] = {0.0, -1.0, 0.0, 0.0};
glClipPlane(GL_CLIP_PLANE0, y_clip_pane);
glEnable(GL_CLIP_PLANE0);
glPushMatrix();
glScalef(1, 0.3, 1);
glutSolidSphere(1000, 30, 30);
glPopMatrix();
glDisable(GL_CLIP_PLANE0);
glPushMatrix();
TaperedCylinder(0, 1000, 0, 30);
glBegin(GL_POLYGON);
glNormal3f(0, 1, 0);
glVertex3f(-380, 0, 925);
glVertex3f(380, 0, 925);
glVertex3f(380, 0, 1525);
glVertex3f(-380, 0, 1525);
glEnd();
glPopMatrix();
} // DrawFloor
void Scene :: DrawPlatform()
{
GLfloat mat_ambient[] = {0.4, 0.4, 0.4, 1.0};
GLfloat mat_diffuse[] = {0.4, 0.4, 0.4, 1.0};
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glPushMatrix();
glTranslatef(0, 30, 0);
TaperedCylinder(0, 185, 0, 30);
glTranslatef(0, -6, 0);
TaperedCylinder(6, 185, 185, 30);
TaperedCylinder(0, 195, 0, 30);
glTranslatef(0, -6, 0);
TaperedCylinder(6, 195, 195, 30);
TaperedCylinder(0, 205, 0, 30);
glTranslatef(0, -6, 0);
TaperedCylinder(6, 205, 205, 30);
TaperedCylinder(0, 215, 0, 30);
glTranslatef(0, -6, 0);
TaperedCylinder(6, 215, 215, 30);
TaperedCylinder(0, 225, 0, 30);
glTranslatef(0, -6, 0);
TaperedCylinder(6, 225, 225, 30);
glPopMatrix();
glPushMatrix();
glRotatef(-45, 0, 1, 0);
glTranslatef(185, 30, 0);
current_light = GL_LIGHT1;
DrawSpotlight(); // draw front right spotlight
glPopMatrix();
glPushMatrix();
glRotatef(45, 0, 1, 0);
glTranslatef(-185, 30, 0);
glRotatef(180, 0, 1, 0);
current_light = GL_LIGHT2;
DrawSpotlight(); // draw front left spotlight
glPopMatrix();
glPushMatrix();
glTranslatef(0, 30, -185);
glRotatef(90, 0, 1, 0);
current_light = GL_LIGHT3;
DrawSpotlight(); // draw back spotlight
glPopMatrix();
} // DrawPlatform
void Scene :: DrawCageDome()
{
GLdouble z_clip_pane[4] = {0.0, 0.0, -1.0, 925.0};
GLdouble y_clip_pane[4] = {0.0, 1.0, 0.0, 0.0};
glClipPlane(GL_CLIP_PLANE0, z_clip_pane);
glClipPlane(GL_CLIP_PLANE4, y_clip_pane);
glEnable(GL_CLIP_PLANE0);
glEnable(GL_CLIP_PLANE4);
glPushMatrix();
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
DrawVerticalGirder();
glRotatef(20, 0, 1, 0);
glPopMatrix();
glPushMatrix();
DrawHorizontalGirder(-5);
DrawHorizontalGirder(100);
DrawHorizontalGirder(200);
DrawHorizontalGirder(300);
DrawHorizontalGirder(400);
DrawHorizontalGirder(500);
DrawHorizontalGirder(600);
DrawHorizontalGirder(700);
DrawHorizontalGirder(800);
DrawHorizontalGirder(900);
DrawHorizontalGirder(1000);
glPopMatrix();
glDisable(GL_CLIP_PLANE0);
glPushMatrix();
glTranslatef(0, 0, 700 + 225);
glRotatef(90, 1, 0, 0);
TaperedCylinder(600, 380, 380, 30);
glPopMatrix();
glDisable(GL_CLIP_PLANE4);
} // DrawDome
void Decepticon :: DrawBody()
{
if (anti_aliasing)
{
glEnable (GL_LINE_SMOOTH);
glEnable (GL_BLEND);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glHint (GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
glLineWidth (1.5);
} // if statement
GLfloat mat_ambient[] = {0.0, 0.0, 1.0, 1.0};
GLfloat mat_diffuse[] = {0.0, 0.0, 0.8, 1.0};
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glBegin(display_mode); // bottom left edge
CalculateNormal(10, 10, -2.5, -2.5, 0, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-35, 0, 20);
glVertex3f(-37.5, 0, 17.5);
glVertex3f(-45, 10, 17.5);
glVertex3f(-42.5, 10, 20);
glEnd();
glBegin(display_mode); // bottom right edge
CalculateNormal(2.5, 0, -2.5, 5, 10, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(35, 0, 20);
glVertex3f(37.5, 0, 17.5);
glVertex3f(45, 10, 17.5);
glVertex3f(42.5, 10, 20);
glEnd();
glBegin(display_mode); // left edge
CalculateNormal(-2.5, 40, -2.5, -2.5, 0, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-42.5, 10, 20);
glVertex3f(-45, 10, 17.5);
glVertex3f(-45, 50, 17.5);
glVertex3f(-42.5, 47.5, 20);
glEnd();
glBegin(display_mode); // right edge
CalculateNormal(2.5, 0, -2.5, 2.5, 40, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(42.5, 10, 20);
glVertex3f(45, 10, 17.5);
glVertex3f(45, 50, 17.5);
glVertex3f(42.5, 47.5, 20);
glEnd();
glBegin(display_mode); // top left edge
CalculateNormal(30, 2.5, -2.5, 27.5, 2.5, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-42.5, 47.5, 20);
glVertex3f(-45, 50, 17.5);
glVertex3f(-15, 50, 17.5);
glVertex3f(-15, 47.5, 20);
glEnd();
glBegin(display_mode); // top right edge
CalculateNormal(2.5, 2.5, -2.5, -27.5, 2.5, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(42.5, 47.5, 20);
glVertex3f(45, 50, 17.5);
glVertex3f(15, 50, 17.5);
glVertex3f(15, 47.5, 20);
glEnd();
glBegin(display_mode); // left inner wall
glNormal3f(0, 0, 1);
glVertex3f(-15, 50, 15);
glVertex3f(-15, 50, 17.5);
glVertex3f(-15, 47.5, 20);
glVertex3f(-15, 45, 20);
glVertex3f(-15, 45, 17.5);
glEnd();
glBegin(display_mode); // right inner wall
glNormal3f(0, 0, 1);
glVertex3f(15, 50, 15);
glVertex3f(15, 50, 17.5);
glVertex3f(15, 47.5, 20);
glVertex3f(15, 45, 20);
glVertex3f(15, 45, 17.5);
glEnd();
glBegin(display_mode); // middle flat wall
glNormal3f(0, 1, 0);
glVertex3f(-15, 45, 17.5);
glVertex3f(-15, 45, 20);
glVertex3f(15, 45, 20);
glVertex3f(15, 45, 17.5);
glEnd();
glBegin(display_mode); // middle slanted edge
CalculateNormal(30, 5, -2.5, 0, 5, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-15, 45, 17.5);
glVertex3f(-15, 50, 15);
glVertex3f(15, 50, 15);
glVertex3f(15, 45, 17.5);
glEnd();
glBegin(display_mode); // bottom edge
CalculateNormal(-2.5, 0, -2.5, 72.5, 0, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-35, 0, 20);
glVertex3f(-37.5, 0, 17.5);
glVertex3f(37.5, 0, 17.5);
glVertex3f(35, 0, 20);
glEnd();
glBegin(display_mode); // back face
glNormal3f(0, 0, -1);
glVertex3f(-37.5, 0, -17.5);
glVertex3f(-45, 10, -17.5);
glVertex3f(-45, 50, -17.5);
glVertex3f(45, 50, -17.5);
glVertex3f(45, 10, -17.5);
glVertex3f(37.5, 0, -17.5);
glEnd();
glBegin(display_mode); // front bevelled left face
glNormal3f(0, 0, 1);
glVertex3f(-35, 0, 20);
glVertex3f(-42.5, 10, 20);
glVertex3f(-42.5, 47.5, 20);
glVertex3f(-30, 40, 20);
glVertex3f(-30, 15, 20);
glVertex3f(-27.5, 12.5, 20);
glEnd();
glBegin(display_mode); // front bevelled left edge
glNormal3f(1, 0, 0);
glVertex3f(-30, 40, 20);
glVertex3f(-30, 15, 20);
glVertex3f(-30, 15, 17.5);
glVertex3f(-30, 40, 17.5);
glEnd();
glBegin(display_mode); // front bevelled right face
glNormal3f(0, 0, 1);
glVertex3f(35, 0, 20);
glVertex3f(42.5, 10, 20);
glVertex3f(42.5, 47.5, 20);
glVertex3f(30, 40, 20);
glVertex3f(30, 15, 20);
glVertex3f(27.5, 12.5, 20);
glEnd();
glBegin(display_mode); // front bevelled right edge
glNormal3f(-1, 0, 0);
glVertex3f(30, 40, 20);
glVertex3f(30, 15, 20);
glVertex3f(30, 15, 17.5);
glVertex3f(30, 40, 17.5);
glEnd();
glBegin(display_mode); // front bevelled bottom face
glNormal3f(0, 0, 1);
glVertex3f(-35, 0, 20);
glVertex3f(-27.5, 12.5, 20);
glVertex3f(27.5, 12.5, 20);
glVertex3f(35, 0, 20);
glEnd();
glBegin(display_mode); // front bevelled bottom edge
glNormal3f(0, 1, 0);
glVertex3f(-27.5, 12.5, 20);
glVertex3f(27.5, 12.5, 20);
glVertex3f(27.5, 12.5, 17.5);
glVertex3f(-27.5, 12.5, 17.5);
glEnd();
glBegin(display_mode); // front bevelled bottom left edge
CalculateNormal(-2.5, 2.5, -2.5, -2.5, 2.5, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-27.5, 12.5, 20);
glVertex3f(-30, 15, 20);
glVertex3f(-30, 15, 17.5);
glVertex3f(-27.5, 12.5, 17.5);
glEnd();
glBegin(display_mode); // front bevelled bottom right edge
CalculateNormal(2.5, 2.5, 0, 2.5, 2.5, -2.5);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(27.5, 12.5, 20);
glVertex3f(30, 15, 20);
glVertex3f(30, 15, 17.5);
glVertex3f(27.5, 12.5, 17.5);
glEnd();
glBegin(display_mode); // front bevelled top left face
glNormal3f(0, 0, 1);
glVertex3f(-30, 40, 20);
glVertex3f(-42.5, 47.5, 20);
glVertex3f(-15, 47.5, 20);
glVertex3f(-15, 40, 20);
glEnd();
glBegin(display_mode); // front bevelled top right face
glNormal3f(0, 0, 1);
glVertex3f(30, 40, 20);
glVertex3f(42.5, 47.5, 20);
glVertex3f(15, 47.5, 20);
glVertex3f(15, 40, 20);
glEnd();
glBegin(display_mode); // front bevelled top middle face
glNormal3f(0, 0, 1);
glVertex3f(-15, 45, 20);
glVertex3f(-15, 40, 20);
glVertex3f(15, 40, 20);
glVertex3f(15, 45, 20);
glEnd();
glBegin(display_mode); // front bevelled top edge
glNormal3f(0, 1, 0);
glVertex3f(-30, 40, 20);
glVertex3f(30, 40, 20);
glVertex3f(30, 40, 17.5);
glVertex3f(-30, 40, 17.5);
glEnd();
glBegin(display_mode); // bottom face
glNormal3f(0, -1, 0);
glVertex3f(-37.5, 0, 17.5);
glVertex3f(-37.5, 0, -17.5);
glVertex3f(37.5, 0, -17.5);
glVertex3f(37.5, 0, 17.5);
glEnd();
glBegin(display_mode); // bottom left face
CalculateNormal(-7.5, 10, 35, -7.5, 10, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-37.5, 0, 17.5);
glVertex3f(-45, 10, 17.5);
glVertex3f(-45, 10, -17.5);
glVertex3f(-37.5, 0, -17.5);
glEnd();
glBegin(display_mode); // bottom right face
CalculateNormal(7.5, 10, 0, 7.5, 10, 35);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(37.5, 0, 17.5);
glVertex3f(45, 10, 17.5);
glVertex3f(45, 10, -17.5);
glVertex3f(37.5, 0, -17.5);
glEnd();
glBegin(display_mode); // left face
glNormal3f(-1, 0, 0);
glVertex3f(-45, 10, 17.5);
glVertex3f(-45, 50, 17.5);
glVertex3f(-45, 50, -17.5);
glVertex3f(-45, 10, -17.5);
glEnd();
glBegin(display_mode); // right face
glNormal3f(1, 0, 0);
glVertex3f(45, 10, 17.5);
glVertex3f(45, 50, 17.5);
glVertex3f(45, 50, -17.5);
glVertex3f(45, 10, -17.5);
glEnd();
glBegin(display_mode); // top face
glNormal3f(0, 1, 0);
glVertex3f(-45, 50, 17.5);
glVertex3f(-15, 50, 17.5);
glVertex3f(-15, 50, 15);
glVertex3f(15, 50, 15);
glVertex3f(15, 50, 17.5);
glVertex3f(45, 50, 17.5);
glVertex3f(45, 50, -17.5);
glVertex3f(-45, 50, -17.5);
glEnd();
mat_ambient[0] = 1.0;
mat_ambient[1] = 1.0;
mat_ambient[2] = 0.0;
mat_diffuse[0] = 0.8;
mat_diffuse[1] = 0.8;
mat_diffuse[2] = 0.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glBegin(display_mode); // left upper stripe face
glNormal3f(0, 0, 1);
glVertex3f(-42.5, 35, 21);
glVertex3f(-42.5, 31, 21);
glVertex3f(-32.5, 31, 21);
glVertex3f(-32.5, 35, 21);
glEnd();
glBegin(display_mode); // right upper stripe face
glNormal3f(0, 0, 1);
glVertex3f(42.5, 35, 21);
glVertex3f(42.5, 31, 21);
glVertex3f(32.5, 31, 21);
glVertex3f(32.5, 35, 21);
glEnd();
glBegin(display_mode); // left lower stripe face
glNormal3f(0, 0, 1);
glVertex3f(-42.5, 29, 21);
glVertex3f(-42.5, 25, 21);
glVertex3f(-32.5, 25, 21);
glVertex3f(-32.5, 29, 21);
glEnd();
glBegin(display_mode); // right lower stripe face
glNormal3f(0, 0, 1);
glVertex3f(42.5, 29, 21);
glVertex3f(42.5, 25, 21);
glVertex3f(32.5, 25, 21);
glVertex3f(32.5, 29, 21);
glEnd();
glBegin(display_mode); // left upper stripe left rise
glNormal3f(-1, 0, 0);
glVertex3f(-42.5, 35, 21);
glVertex3f(-42.5, 31, 21);
glVertex3f(-42.5, 31, 20);
glVertex3f(-42.5, 35, 20);
glEnd();
glBegin(display_mode); // right upper stripe right rise
glNormal3f(1, 0, 0);
glVertex3f(42.5, 35, 21);
glVertex3f(42.5, 31, 21);
glVertex3f(42.5, 31, 20);
glVertex3f(42.5, 35, 20);
glEnd();
glBegin(display_mode); // left upper stripe upper rise
glNormal3f(0, 1, 0);
glVertex3f(-42.5, 35, 21);
glVertex3f(-32.5, 35, 21);
glVertex3f(-32.5, 35, 20);
glVertex3f(-42.5, 35, 20);
glEnd();
glBegin(display_mode); // right upper stripe upper rise
glNormal3f(0, 1, 0);
glVertex3f(42.5, 35, 21);
glVertex3f(32.5, 35, 21);
glVertex3f(32.5, 35, 20);
glVertex3f(42.5, 35, 20);
glEnd();
glBegin(display_mode); // left upper stripe right rise
glNormal3f(1, 0, 0);
glVertex3f(-32.5, 35, 21);
glVertex3f(-32.5, 31, 21);
glVertex3f(-32.5, 31, 20);
glVertex3f(-32.5, 35, 20);
glEnd();
glBegin(display_mode); // right upper stripe left rise
glNormal3f(-1, 0, 0);
glVertex3f(32.5, 35, 21);
glVertex3f(32.5, 31, 21);
glVertex3f(32.5, 31, 20);
glVertex3f(32.5, 35, 20);
glEnd();
glBegin(display_mode); // left upper stripe lower rise
glNormal3f(0, -1, 0);
glVertex3f(-42.5, 31, 21);
glVertex3f(-32.5, 31, 21);
glVertex3f(-32.5, 31, 20);
glVertex3f(-42.5, 31, 20);
glEnd();
glBegin(display_mode); // right upper stripe lower rise
glNormal3f(0, -1, 0);
glVertex3f(42.5, 31, 21);
glVertex3f(32.5, 31, 21);
glVertex3f(32.5, 31, 20);
glVertex3f(42.5, 31, 20);
glEnd();
glBegin(display_mode); // left lower stripe left rise
glNormal3f(-1, 0, 0);
glVertex3f(-42.5, 29, 21);
glVertex3f(-42.5, 25, 21);
glVertex3f(-42.5, 25, 20);
glVertex3f(-42.5, 29, 20);
glEnd();
glBegin(display_mode); // right lower stripe right rise
glNormal3f(1, 0, 0);
glVertex3f(42.5, 29, 21);
glVertex3f(42.5, 25, 21);
glVertex3f(42.5, 25, 20);
glVertex3f(42.5, 29, 20);
glEnd();
glBegin(display_mode); // left lower stripe upper rise
glNormal3f(0, 1, 0);
glVertex3f(-42.5, 29, 21);
glVertex3f(-32.5, 29, 21);
glVertex3f(-32.5, 29, 20);
glVertex3f(-42.5, 29, 20);
glEnd();
glBegin(display_mode); // right lower stripe upper rise
glNormal3f(0, 1, 0);
glVertex3f(42.5, 29, 21);
glVertex3f(32.5, 29, 21);
glVertex3f(32.5, 29, 20);
glVertex3f(42.5, 29, 20);
glEnd();
glBegin(display_mode); // left lower stripe right rise
glNormal3f(1, 0, 0);
glVertex3f(-32.5, 29, 21);
glVertex3f(-32.5, 25, 21);
glVertex3f(-32.5, 25, 20);
glVertex3f(-32.5, 29, 21);
glEnd();
glBegin(display_mode); // right lower stripe left rise
glNormal3f(-1, 0, 0);
glVertex3f(32.5, 29, 21);
glVertex3f(32.5, 25, 21);
glVertex3f(32.5, 25, 20);
glVertex3f(32.5, 29, 21);
glEnd();
glBegin(display_mode); // left lower stripe lower rise
glNormal3f(0, -1, 0);
glVertex3f(-42.5, 25, 21);
glVertex3f(-32.5, 25, 21);
glVertex3f(-32.5, 25, 20);
glVertex3f(-42.5, 25, 20);
glEnd();
glBegin(display_mode); // right lower stripe lower rise
glNormal3f(0, 0, -1);
glVertex3f(42.5, 25, 21);
glVertex3f(32.5, 25, 21);
glVertex3f(32.5, 25, 20);
glVertex3f(42.5, 25, 20);
glEnd();
mat_ambient[0] = 0.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 0.8;
mat_diffuse[0] = 0.0;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 0.5;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glBegin(display_mode); // back brace back left face
glNormal3f(0, 0, -1);
glVertex3f(-45, 20, -15);
glVertex3f(-50, 25, -15);
glVertex3f(-50, 50, -15);
glVertex3f(-45, 50, -15);
glEnd();
glBegin(display_mode); // back brace back right face
glNormal3f(0, 0, -1);
glVertex3f(45, 20, -15);
glVertex3f(50, 25, -15);
glVertex3f(50, 50, -15);
glVertex3f(45, 50, -15);
glEnd();
glBegin(display_mode); // back brace back top face
glNormal3f(0, 0, -1);
glVertex3f(-50, 50, -15);
glVertex3f(-45, 55, -15);
glVertex3f(45, 55, -15);
glVertex3f(50, 50, -15);
glEnd();
glBegin(display_mode); // back brace front left face
glNormal3f(0, 0, 1);
glVertex3f(-45, 20, -5);
glVertex3f(-50, 25, -5);
glVertex3f(-50, 50, -5);
glVertex3f(-45, 50, -5);
glEnd();
glBegin(display_mode); // back brace front right face
glNormal3f(0, 0, 1);
glVertex3f(45, 20, -5);
glVertex3f(50, 25, -5);
glVertex3f(50, 50, -5);
glVertex3f(45, 50, -5);
glEnd();
glBegin(display_mode); // back brace front top face
glNormal3f(0, 0, 1);
glVertex3f(-50, 50, -5);
glVertex3f(-45, 55, -5);
glVertex3f(45, 55, -5);
glVertex3f(50, 50, -5);
glEnd();
glBegin(display_mode); // front brace back left face
glNormal3f(0, 0, -1);
glVertex3f(-45, 20, 5);
glVertex3f(-50, 25, 5);
glVertex3f(-50, 50, 5);
glVertex3f(-45, 50, 5);
glEnd();
glBegin(display_mode); // front brace back right face
glNormal3f(0, 0, -1);
glVertex3f(45, 20, 5);
glVertex3f(50, 25, 5);
glVertex3f(50, 50, 5);
glVertex3f(45, 50, 5);
glEnd();
glBegin(display_mode); // front brace back top face
glNormal3f(0, 0, 1);
glVertex3f(-50, 50, 15);
glVertex3f(-45, 55, 15);
glVertex3f(45, 55, 15);
glVertex3f(50, 50, 15);
glEnd();
glBegin(display_mode); // front brace back left face
glNormal3f(0, 0, 1);
glVertex3f(-45, 20, 15);
glVertex3f(-50, 25, 15);
glVertex3f(-50, 50, 15);
glVertex3f(-45, 50, 15);
glEnd();
glBegin(display_mode); // front brace back right face
glNormal3f(0, 0, 1);
glVertex3f(45, 20, 15);
glVertex3f(50, 25, 15);
glVertex3f(50, 50, 15);
glVertex3f(45, 50, 15);
glEnd();
glBegin(display_mode); // front brace back top face
glNormal3f(0, 0, 1);
glVertex3f(-50, 50, 15);
glVertex3f(-45, 55, 15);
glVertex3f(45, 55, 15);
glVertex3f(50, 50, 15);
glEnd();
glBegin(display_mode); // back brace lower left edge
CalculateNormal(-5, 5, 0, -5, 5, -10);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-45, 20, -5);
glVertex3f(-50, 25, -5);
glVertex3f(-50, 25, -15);
glVertex3f(-45, 20, -15);
glEnd();
glBegin(display_mode); // front brace lower left edge
CalculateNormal(-5, 5, 10, -5, 5, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-45, 20, 5);
glVertex3f(-50, 25, 5);
glVertex3f(-50, 25, 15);
glVertex3f(-45, 20, 15);
glEnd();
glBegin(display_mode); // back brace lower right edge
CalculateNormal(5, 5, -10, 5, 5, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(45, 20, -5);
glVertex3f(50, 25, -5);
glVertex3f(50, 25, -15);
glVertex3f(45, 20, -15);
glEnd();
glBegin(display_mode); // front brace lower right edge
CalculateNormal(5, 5, 0, 5, 5, 10);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(45, 20, 5);
glVertex3f(50, 25, 5);
glVertex3f(50, 25, 15);
glVertex3f(45, 20, 15);
glEnd();
glBegin(display_mode); // back brace left edge
glNormal3f(-1, 0, 0);
glVertex3f(-50, 25, -5);
glVertex3f(-50, 50, -5);
glVertex3f(-50, 50, -15);
glVertex3f(-50, 25, -15);
glEnd();
glBegin(display_mode); // front brace left edge
glNormal3f(-1, 0, 0);
glVertex3f(-50, 25, 5);
glVertex3f(-50, 50, 5);
glVertex3f(-50, 50, 15);
glVertex3f(-50, 25, 15);
glEnd();
glBegin(display_mode); // back brace right edge
glNormal3f(1, 0, 0);
glVertex3f(50, 25, -5);
glVertex3f(50, 50, -5);
glVertex3f(50, 50, -15);
glVertex3f(50, 25, -15);
glEnd();
glBegin(display_mode); // front brace right edge
glNormal3f(1, 0, 0);
glVertex3f(50, 25, 5);
glVertex3f(50, 50, 5);
glVertex3f(50, 50, 15);
glVertex3f(50, 25, 15);
glEnd();
glBegin(display_mode); // back brace top left edge
CalculateNormal(5, 5, 0, 5, 5, -10);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-50, 50, -5);
glVertex3f(-45, 55, -5);
glVertex3f(-45, 55, -15);
glVertex3f(-50, 50, -15);
glEnd();
glBegin(display_mode); // back brace top right edge
CalculateNormal(-5, 5, -10, -5, 5, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(50, 50, -5);
glVertex3f(45, 55, -5);
glVertex3f(45, 55, -15);
glVertex3f(50, 50, -15);
glEnd();
glBegin(display_mode); // front brace top left edge
CalculateNormal(5, 5, 10, 5, 5, 0);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(-50, 50, 5);
glVertex3f(-45, 55, 5);
glVertex3f(-45, 55, 15);
glVertex3f(-50, 50, 15);
glEnd();
glBegin(display_mode); // front brace top right edge
CalculateNormal(5, 5, 0, -5, 5, 10);
glNormal3f(normal_vector[0], normal_vector[1], normal_vector[2]);
glVertex3f(50, 50, 5);
glVertex3f(45, 55, 5);
glVertex3f(45, 55, 15);
glVertex3f(50, 50, 15);
glEnd();
glBegin(display_mode); // back brace top edge
glNormal3f(0, 1, 0);
glVertex3f(-45, 55, -5);
glVertex3f(45, 55, -5);
glVertex3f(45, 55, -15);
glVertex3f(-45, 55, -15);
glEnd();
glBegin(display_mode); // front brace top edge
glNormal3f(0, 1, 0);
glVertex3f(-45, 55, 5);
glVertex3f(45, 55, 5);
glVertex3f(45, 55, 15);
glVertex3f(-45, 55, 15);
glEnd();
mat_ambient[0] = 1.0;
mat_ambient[1] = 1.0;
mat_ambient[2] = 1.0;
mat_diffuse[0] = 1.0;
mat_diffuse[1] = 1.0;
mat_diffuse[2] = 1.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glBegin(display_mode); // gun-mount front face
glNormal3f(0, 0, 1);
glVertex3f(22, 55, 12.5);
glVertex3f(22, 60, 12.5);
glVertex3f(32, 60, 12.5);
glVertex3f(32, 55, 12.5);
glEnd();
glBegin(display_mode); // gun-mount back face
glNormal3f(0, 0, -1);
glVertex3f(22, 55, 7.5);
glVertex3f(22, 60, 7.5);
glVertex3f(32, 60, 7.5);
glVertex3f(32, 55, 7.5);
glEnd();
glBegin(display_mode); // gun-mount left face
glNormal3f(-1, 0, 0);
glVertex3f(22, 55, 12.5);
glVertex3f(22, 60, 12.5);
glVertex3f(22, 60, 7.5);
glVertex3f(22, 55, 7.5);
glEnd();
glBegin(display_mode); // gun-mount right face
glNormal3f(1, 0, 0);
glVertex3f(32, 55, 12.5);
glVertex3f(32, 60, 12.5);
glVertex3f(32, 60, 7.5);
glVertex3f(32, 55, 7.5);
glEnd();
glBegin(display_mode); // gun-mount top face
glNormal3f(0, 1, 0);
glVertex3f(22, 60, 12.5);
glVertex3f(22, 60, 7.5);
glVertex3f(32, 60, 7.5);
glVertex3f(32, 60, 12.5);
glEnd();
mat_ambient[0] = 0.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 1.0;
mat_diffuse[0] = 0.0;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 0.8;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
if (display_mode == GL_LINE_LOOP)
{
glPushMatrix();
glTranslatef(-30, 67.5, -32.5);
glRotatef(90, 1, 0, 0);
TaperedWireCylinder(0, 12.5, 0, 20);
TaperedWireCylinder(15, 12.5, 12.5, 20);
glTranslatef(0, 15, 0);
TaperedWireCylinder(0, 12.5, 9.5, 20);
TaperedWireCylinder(3, 9.5, 9.5, 20);
glTranslatef(0, 3, 0);
TaperedWireCylinder(0, 9.5, 12.5, 20);
TaperedWireCylinder(30, 12.5, 12.5, 20);
glTranslatef(0, 30, 0);
TaperedWireCylinder(0, 12.5, 9.5, 20);
TaperedWireCylinder(2, 9.5, 9.5, 20);
glTranslatef(0, 2, 0);
TaperedWireCylinder(0, 9.5, 12.5, 20);
TaperedWireCylinder(4, 12.5, 12.5, 20);
glTranslatef(0, 4, 0);
TaperedWireCylinder(0, 12.5, 9.5, 20);
TaperedWireCylinder(5, 9.5, 9.5, 20);
glTranslatef(0, 5, 0);
TaperedWireCylinder(0, 9.5, 12.5, 20);
TaperedWireCylinder(4, 12.5, 12.5, 20);
glTranslatef(0, 4, 0);
TaperedWireCylinder(0, 12.5, 9.5, 20);
TaperedWireCylinder(2, 9.5, 9.5, 20);
glTranslatef(0, 2, 0);
TaperedWireCylinder(0, 9.5, 12.5, 20);
glPushMatrix();
glTranslatef(0, 5, 0);
mat_ambient[0] = 1.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 0.0;
mat_diffuse[0] = 0.8;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 0.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
TaperedWireCylinder(5, 12.5, 12.5, 20);
mat_ambient[0] = 0.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 1.0;
mat_diffuse[0] = 0.0;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 1.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glPopMatrix();
TaperedWireCylinder(15, 12.5, 12.5, 20);
glTranslatef(0, 15, 0);
TaperedWireCylinder(0, 12.5, 9.5, 20);
glTranslatef(0, -2, 0);
TaperedWireCylinder(0, 9.5, 0, 20);
TaperedWireCylinder(2, 9.5, 9.5, 20);
glPopMatrix();
} // if statement
else if (display_mode == GL_POLYGON)
{
glPushMatrix();
glTranslatef(-30, 67.5, -32.5);
glRotatef(90, 1, 0, 0);
TaperedCylinder(0, 12.5, 0, 20);
TaperedCylinder(15, 12.5, 12.5, 20);
glTranslatef(0, 15, 0);
TaperedCylinder(0, 12.5, 9.5, 20);
TaperedCylinder(3, 9.5, 9.5, 20);
glTranslatef(0, 3, 0);
TaperedCylinder(0, 9.5, 12.5, 20);
TaperedCylinder(30, 12.5, 12.5, 20);
glTranslatef(0, 30, 0);
TaperedCylinder(0, 12.5, 9.5, 20);
TaperedCylinder(2, 9.5, 9.5, 20);
glTranslatef(0, 2, 0);
TaperedCylinder(0, 9.5, 12.5, 20);
TaperedCylinder(4, 12.5, 12.5, 20);
glTranslatef(0, 4, 0);
TaperedCylinder(0, 12.5, 9.5, 20);
TaperedCylinder(5, 9.5, 9.5, 20);
glTranslatef(0, 5, 0);
TaperedCylinder(0, 9.5, 12.5, 20);
TaperedCylinder(4, 12.5, 12.5, 20);
glTranslatef(0, 4, 0);
TaperedCylinder(0, 12.5, 9.5, 20);
TaperedCylinder(2, 9.5, 9.5, 20);
glTranslatef(0, 2, 0);
TaperedCylinder(0, 9.5, 12.5, 20);
glPushMatrix();
glTranslatef(0, 5, 0);
mat_ambient[0] = 1.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 0.0;
mat_diffuse[0] = 0.8;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 0.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
TaperedCylinder(5, 12.6, 12.6, 20);
mat_ambient[0] = 0.0;
mat_ambient[1] = 0.0;
mat_ambient[2] = 1.0;
mat_diffuse[0] = 0.0;
mat_diffuse[1] = 0.0;
mat_diffuse[2] = 1.0;
glMaterialfv(GL_FRONT, GL_AMBIENT, mat_ambient);
glMaterialfv(GL_FRONT, GL_DIFFUSE, mat_diffuse);
glPopMatrix();
TaperedCylinder(15, 12.5, 12.5, 20);
glTranslatef(0, 15, 0);
TaperedCylinder(0, 12.5, 9.5, 20);
glTranslatef(0, -2, 0);
TaperedCylinder(0, 9.5, 0, 20);
TaperedCylinder(2, 9.5, 9.5, 20);
glPopMatrix();
} // else statement
} // DrawBody
