keypressed(3alleg4) [plan9 man page]
keypressed(3alleg4) Allegro manual keypressed(3alleg4) NAME
keypressed - Tells if there are keypresses waiting in the input buffer. Allegro game programming library. SYNOPSIS
#include <allegro.h> int keypressed(); DESCRIPTION
Returns TRUE if there are keypresses waiting in the input buffer. You can use this to see if the next call to readkey() is going to block or to simply wait for the user to press a key while you still update the screen possibly drawing some animation. Example: while (!keypressed()) { /* Show cool animated logo. */ } /* So he skipped our title screen. */ SEE ALSO
install_keyboard(3alleg4), readkey(3alleg4), ureadkey(3alleg4), clear_keybuf(3alleg4), simulate_keypress(3alleg4), simulate_ukey- press(3alleg4) Allegro version 4.4.2 keypressed(3alleg4)
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exrotscl(3alleg4) Allegro manual exrotscl(3alleg4) NAME
exrotscl - Demonstrates rotate_scaled_sprite functions. Allegro game programming library. SYNOPSIS
#include <allegro.h> Example exrotscl DESCRIPTION
This example demonstrates rotate_scaled_sprite functions. SEE ALSO
BITMAP(3alleg4), END_OF_MAIN(3alleg4), SCREEN_H(3alleg4), SCREEN_W(3alleg4), acquire_screen(3alleg4), allegro_init(3alleg4), allegro_mes- sage(3alleg4), clear_to_color(3alleg4), create_bitmap(3alleg4), destroy_bitmap(3alleg4), draw_trans_sprite(3alleg4), fixed(3alleg4), font(3alleg4), ftofix(3alleg4), install_keyboard(3alleg4), key(3alleg4), keypressed(3alleg4), load_bitmap(3alleg4), makeacol(3alleg4), makecol(3alleg4), readkey(3alleg4), release_screen(3alleg4), rest(3alleg4), rotate_scaled_sprite(3alleg4), rotate_scaled_sprite_lit(3alleg4), rotate_scaled_sprite_trans(3alleg4), screen(3alleg4), set_alpha_blender(3alleg4), set_color_conver- sion(3alleg4), set_color_depth(3alleg4), set_gfx_mode(3alleg4), set_trans_blender(3alleg4), textout_centre_ex(3alleg4) Allegro version 4.4.2 exrotscl(3alleg4)