03-23-2012
When you say "Hello World" you actually mean "Hello Everybody!!"
"World" does not mean the Earth or Universe in this context. It simply means "Human Beings" here.
Hope this clears your confusion.
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LEARN ABOUT REDHAT
excamera
excamera(3alleg4) Allegro manual excamera(3alleg4)
NAME
excamera - Viewing a 3d world from an arbitrary camera position. Allegro game programming library.
SYNOPSIS
#include <allegro.h>
Example excamera
DESCRIPTION
This program demonstrates how to use the get_camera_matrix() function to view a 3d world from any position and angle. The example draws a
checkered floor through a viewport region on the screen. You can use the keyboard to move around the camera or modify the size of the view-
port. The keys that can be used with this example are displayed between brackets at the top of the screen.
SEE ALSO
BITMAP(3alleg4), END_OF_MAIN(3alleg4), MATRIX_f(3alleg4), POLYTYPE_FLAT(3alleg4), SCREEN_H(3alleg4), SCREEN_W(3alleg4), V3D_f(3alleg4),
allegro_error(3alleg4), allegro_init(3alleg4), allegro_message(3alleg4), apply_matrix_f(3alleg4), blit(3alleg4), clear_to_color(3alleg4),
clip3d_f(3alleg4), create_bitmap(3alleg4), desktop_palette(3alleg4), destroy_bitmap(3alleg4), font(3alleg4), get_camera_matrix_f(3alleg4),
get_vector_rotation_matrix_f(3alleg4), install_int_ex(3alleg4), install_keyboard(3alleg4), install_timer(3alleg4), key(3alleg4),
key_shifts(3alleg4), makecol(3alleg4), persp_project_f(3alleg4), poll_keyboard(3alleg4), polygon(3alleg4), polygon3d_f(3alleg4),
rect(3alleg4), screen(3alleg4), set_clip_rect(3alleg4), set_gfx_mode(3alleg4), set_palette(3alleg4), set_projection_viewport(3alleg4),
textprintf_ex(3alleg4), vsync(3alleg4)
Allegro version 4.4.2 excamera(3alleg4)