void
draw(void)
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glColor3f(1.0, 1.0, 1.0);
/* draw first polygon */
glPushMatrix();
glTranslatef(-1.0, 0.0, 0.0);
glRotatef(Angle, 0.0, 0.0, 1.0);
glBindTexture(GL_TEXTURE_2D, TexObj[v]);
glEnable(GL_TEXTURE_2D);
glBegin(GL_QUADS);
glTexCoord2f(0.0, 0.0);
glVertex2f(-1.0, -1.0);
glTexCoord2f(1.0, 0.0);
glVertex2f(1.0, -1.0);
glTexCoord2f(1.0, 1.0);
glVertex2f(1.0, 1.0);
glTexCoord2f(0.0, 1.0);
glVertex2f(-1.0, 1.0);
glEnd();
glDisable(GL_TEXTURE_2D);
glPopMatrix();
/* draw second polygon */
glPushMatrix();
glTranslatef(1.0, 0.0, 0.0);
glRotatef(Angle - 90.0, 0.0, 1.0, 0.0);
glBindTexture(GL_TEXTURE_2D, TexObj[1-v]);
glEnable(GL_TEXTURE_2D);
glBegin(GL_QUADS);
glTexCoord2f(0.0, 0.0);
glVertex2f(-1.0, -1.0);
glTexCoord2f(1.0, 0.0);
glVertex2f(1.0, -1.0);
glTexCoord2f(1.0, 1.0);
glVertex2f(1.0, 1.0);
glTexCoord2f(0.0, 1.0);
glVertex2f(-1.0, 1.0);
glEnd();
glDisable(GL_TEXTURE_2D);
glPopMatrix();
tkSwapBuffers();
}
void
display(void) {
glClearColor(0.0, 0.0, 0.0, 0.0);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
glPushMatrix();
glRotatef((GLfloat) turn, 0.0, 1.0, 0.0);
glRotatef((GLfloat) turn1, 1.0, 0.0, 0.0);
#ifdef LIGHT
if (solid_part) {
glPushMatrix();
lighting();
glPopMatrix();
} else {
disable();
}
#endif
#ifdef DRAW_MECH
glPushMatrix();
glTranslatef(0.0, elevation, 0.0);
DrawMech();
glPopMatrix();
#endif
#ifdef DRAW_ENVIRO
glPushMatrix();
if (distance >= 20.136) {
distance = 0.0;
}
glTranslatef(0.0, -5.0, -distance);
glCallList(SOLID_ENVIRO);
glTranslatef(0.0, 0.0, 10.0);
glCallList(SOLID_ENVIRO);
glPopMatrix();
#endif
glPopMatrix();
glFlush();
tkSwapBuffers();
}
