static int draw_boundaries(void)
{
if (Rast_raster_cmp(bl, br, map_type) != 0)
draw_bot();
if (Rast_raster_cmp(tr, br, map_type) != 0)
draw_rite();
return 0;
} /* draw_boundaries */
void draw_bots(s_world *world)
{
ASSERT(world != NULL);
int b;
for(b = 0; b < world->num_bots; ++b)
{
glPushMatrix();
glTranslatef(world->bots[b].x, world->bots[b].y, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
}
void draw_edge_bots(s_world *world)
{
ASSERT(world != NULL);
int b;
for(b = 0; b < world->num_bots; ++b)
{
// Bottom of the world
if(world->bots[b].y < 0.25*world->height)
{
glPushMatrix();
glTranslatef(world->bots[b].x, world->bots[b].y+world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
// Bottom left
if(world->bots[b].x < 0.25*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x+world->width, world->bots[b].y+world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
// Bottom right
else if(world->bots[b].x > 0.75*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x-world->width, world->bots[b].y+world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
}
// Top of the world
if(world->bots[b].y > 0.75*world->height)
{
glPushMatrix();
glTranslatef(world->bots[b].x, world->bots[b].y-world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
// Top left
if(world->bots[b].x < 0.25*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x+world->width, world->bots[b].y-world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
// Top right
else if(world->bots[b].x > 0.75*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x-world->width, world->bots[b].y-world->height, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
}
// Left of the world
if(world->bots[b].x < 0.25*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x+world->width, world->bots[b].y, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
// Right of the world
if(world->bots[b].x > 0.75*world->width)
{
glPushMatrix();
glTranslatef(world->bots[b].x-world->width, world->bots[b].y, 0.0);
draw_bot(&world->bots[b]);
glPopMatrix();
}
}
// Cover the outsides
// Left side
glPushMatrix();
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_QUADS);
glVertex2f(-world->width, 0.0);
glVertex2f(-world->width, world->height);
glVertex2f(0.0, world->height);
glVertex2f(0.0, 0.0);
glEnd();
glPopMatrix();
// Right side
glPushMatrix();
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_QUADS);
glVertex2f(world->width, 0.0);
glVertex2f(world->width, world->height);
glVertex2f(2*world->width, world->height);
glVertex2f(2*world->width, 0.0);
glEnd();
glPopMatrix();
// Top long side
glPushMatrix();
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_QUADS);
glVertex2f(-world->width, world->height);
glVertex2f(-world->width, 2*world->height);
glVertex2f(2*world->width, 2*world->height);
glVertex2f(2*world->width, world->height);
glEnd();
glPopMatrix();
// Bottom long side
glPushMatrix();
glColor3f(0.0, 0.0, 0.0);
glBegin(GL_QUADS);
glVertex2f(-world->width, -world->height);
glVertex2f(-world->width, 0.0);
glVertex2f(2*world->width, 0.0);
glVertex2f(2*world->width, -world->height);
glEnd();
glPopMatrix();
}