void do_display (void)
{
int i,j,s,t, tmp;
cum_al = 0.0;
metaal_texture();
for (s=0;s<24;s += 2)
{
t = s+2;
if (!(t&7))
t=t-8;
if (s == 16)
rood_texture();
glBegin(GL_QUADS);
for (i=0;i<tot;i=j)
{
tmp = 0;
for (j=i+1;j<tot;j++)
if ((tmp=tmp+tmp+opt[j]) > 4000 || (!(j%(3*DIST))))
break;
if (j>=tot)
j = 0;
rr++;
VERTEX(s, j);
VERTEX(s, i);
VERTEX(t, i);
VERTEX(t, j);
if (!j)
break;
}
glEnd();
}
printf("Split up to %d parts.\n", rr);
rood_texture();
for (i=0;i<tot-2;i+=DIST)
{
if (!(i%(DIST*5)))
continue;
glBegin(GL_QUADS);
glNormal3fv(bnormal[0][i]);
glVertex3fv(strips[24][i]);
glVertex3fv(strips[24][i+5]);
glVertex3fv(strips[26][i+5]);
glVertex3fv(strips[26][i]);
glNormal3fv(bnormal[1][i]);
glVertex3fv(strips[25][i]);
glVertex3fv(strips[25][i+5]);
glVertex3fv(strips[26][i+5]);
glVertex3fv(strips[26][i]);
glEnd();
}
wit_texture();
for (i=0;i<tot-2;i+=DIST)
{
if (i%(DIST*5))
continue;
glBegin(GL_QUADS);
glNormal3fv(bnormal[0][i]);
glVertex3fv(strips[24][i]);
glVertex3fv(strips[24][i+5]);
glVertex3fv(strips[26][i+5]);
glVertex3fv(strips[26][i]);
glNormal3fv(bnormal[1][i]);
glVertex3fv(strips[25][i]);
glVertex3fv(strips[25][i+5]);
glVertex3fv(strips[26][i+5]);
glVertex3fv(strips[26][i]);
glEnd();
}
groen_texture();
glBegin(GL_QUADS);
for (i=0;i<tot;i+=90)
{
if (dy[i]<0.2)
continue;
glNormal3f(-1.0, 0.0, 0.0);
glVertex3f(strips[22][i][0]-0.7,-4,strips[22][i][2]-0.7);
glVertex3f(strips[22][i][0]-0.2,strips[16][i][1],strips[22][i][2]-0.2);
glVertex3f(strips[22][i][0]-0.2,strips[16][i][1],strips[22][i][2]+0.2);
glVertex3f(strips[22][i][0]-0.7,-4,strips[22][i][2]+0.7);
glNormal3f(0.0, 0.0, 1.0);
glVertex3f(strips[22][i][0]+0.7,-4,strips[22][i][2]+0.7);
glVertex3f(strips[22][i][0]+0.2,strips[16][i][1],strips[22][i][2]+0.2);
glVertex3f(strips[22][i][0]-0.2,strips[16][i][1],strips[22][i][2]+0.2);
glVertex3f(strips[22][i][0]-0.7,-4,strips[22][i][2]+0.7);
glNormal3f(0.0, 0.0, -1.0);
glVertex3f(strips[22][i][0]+0.7,-4,strips[22][i][2]-0.7);
glVertex3f(strips[22][i][0]+0.2,strips[16][i][1],strips[22][i][2]-0.2);
glVertex3f(strips[22][i][0]-0.2,strips[16][i][1],strips[22][i][2]-0.2);
glVertex3f(strips[22][i][0]-0.7,-4,strips[22][i][2]-0.7);
glNormal3f(1.0, 0.0, 0.0);
glVertex3f(strips[22][i][0]+0.7,-4,strips[22][i][2]-0.7);
glVertex3f(strips[22][i][0]+0.2,strips[16][i][1],strips[22][i][2]-0.2);
glVertex3f(strips[22][i][0]+0.2,strips[16][i][1],strips[22][i][2]+0.2);
glVertex3f(strips[22][i][0]+0.7,-4,strips[22][i][2]+0.7);
}
glEnd();
}
void display(void)
{
int plaatje2, l;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glCallList(1);
glPopMatrix();
glPushMatrix();
glEnable(GL_TEXTURE_2D);
glTexImage2D(GL_TEXTURE_2D, 0, 3, 32, 32, 0, GL_RGB, GL_UNSIGNED_BYTE,
&texture[0][0][0]);
glBegin(GL_QUADS);
glNormal3f(0.0, 1.0, 0.0);
glTexCoord2f(0.0, 0.0); glVertex3f(-120, -4.1, -120);
glTexCoord2f(0.0, 1.0); glVertex3f(-120, -4.1, 120);
glTexCoord2f(1.0, 1.0); glVertex3f(120, -4.1, 120);
glTexCoord2f(1.0, 0.0); glVertex3f(120, -4.1, -120);
glEnd();
glDisable(GL_TEXTURE_2D);
/* The sky moves with us to give a perception of being infinitely far away */
groen_texture();
l = plaatje;
glBegin(GL_QUADS);
glNormal3f(0.0, 1.0, 0.0);
glTexCoord2f(0.0, 0.0);
glVertex3f(-400+x[l], 21+y[l], -400+z[l]);
glTexCoord2f(0.0, 1.0);
glVertex3f(-400+x[l], 21+y[l], 400+z[l]);
glTexCoord2f(1.0, 1.0);
glVertex3f(400+x[l], 21+y[l], 400+z[l]);
glTexCoord2f(1.0, 0.0);
glVertex3f(400+x[l], 21+y[l], -400+z[l]);
glEnd();
display_cart(plaatje);
plaatje2 = plaatje + 40;
if (plaatje2 >= tot)
plaatje2 -= tot;
display_cart(plaatje2);
plaatje2 = plaatje + 20;
if (plaatje2 >= tot)
plaatje2 -= tot;
display_cart(plaatje2);
plaatje2 = plaatje - 20;
if (plaatje2 < 0)
plaatje2 += tot;
display_wheel(plaatje2);
glFlush();
glutSwapBuffers();
glPopMatrix();
}
void draw_logo(void)
{
float left_start = -20.0;
float f_width = 7.2;
float l_width = 4.3;
float a_width = 6.6;
float t_width = 3.7;
float n_width = 6.6;
float d_width = 6.6;
float position;
char flatland[] = "flatland";
int i;
char tmp;
#ifdef TYPEO
if( swap_position>=0 && swap_position<8 )
{
tmp = flatland[swap_position];
flatland[swap_position] = flatland[swap_position+1];
flatland[swap_position+1] = tmp;
}
#endif
glEnable(GL_CULL_FACE);
glPushMatrix( );
glTranslatef(1.0, -5.0, 0.0);
glPushMatrix( );
glRotatef(15.0, 1.0, 0.0, 0.0);
draw_part(0);
glPopMatrix( );
groen_texture();
position = left_start;
for( i=0; i<8; i++ )
{
switch( flatland[i] )
{
case 'f':
// width of F = 7.2
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef(-20.0, 4.3, 5.0);
draw_part(1);
glPopMatrix( );
position += f_width;
break;
case 'l':
//width of l = 4.3
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef(-12.8, 4.3, 5.0);
// glTranslatef(7.2, 0.0, 0.0);
draw_part(2);
glPopMatrix( );
position += l_width;
break;
case 'a':
// width of a = 4.7
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef( left_start, 4.3, 5.0);
// glTranslatef(-8.5, 4.3, 5.0);
// glTranslatef(4.3, 0.0, 0.0);
draw_part(3);
glPopMatrix( );
position += a_width;
break;
case 't':
// width of t = 3.7
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef(-3.8, 4.3, 5.0);
// glTranslatef(4.7, 0.0, 0.0);
draw_part(4);
glPopMatrix( );
position += t_width;
break;
// // width of l = 4.3
// glPushMatrix( );
// glTranslatef( position, 4.3, 5.0);
// // glTranslatef(-0.1, 4.3, 5.0);
// // glTranslatef(3.7, 0.0, 0.0);
// draw_part(5);
// glPopMatrix( );
// position += l_width;
//
// // width of a = 6.6
// glPushMatrix( );
// glTranslatef( position, 4.3, 5.0);
// // glTranslatef(4.2, 4.3, 5.0);
// // glTranslatef(4.3, 0.0, 0.0);
// draw_part(6);
// glPopMatrix( );
// position += a_width;
case 'n':
// width of n = 6.6
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef(10.8, 4.3, 5.0);
// glTranslatef(6.6, 0.0, 0.0);
draw_part(7);
glPopMatrix( );
position += n_width;
break;
case 'd':
// width of d = 6.6
glPushMatrix( );
glTranslatef( position, 4.3, 5.0);
// glTranslatef(17.4, 4.3, 5.0);
// glTranslatef(6.8, 0.0, 0.0);
draw_part(8);
glPopMatrix( );
position += d_width;
break;
default:
break;
}
}
glPopMatrix( );
}
