mirror of
https://github.com/ZDoom/gzdoom-gles.git
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239 lines
6 KiB
C
239 lines
6 KiB
C
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/* _______ ____ __ ___ ___
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* \ _ \ \ / \ / \ \ / / ' ' '
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* | | \ \ | | || | \/ | . .
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* | | | | | | || ||\ /| |
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* | | | | | | || || \/ | | ' ' '
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* | | | | | | || || | | . .
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* | |_/ / \ \__// || | |
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* /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque
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* / \
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* / . \
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* dumbplay.c - Not-so-simple program to play / / \ \
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* music. It used to be simpler! | < / \_
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* | \/ /\ /
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* By entheh. \_ / > /
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* | \ / /
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* IMPORTANT NOTE: This file is not very friendly. | ' /
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* I strongly recommend AGAINST using it as a \__/
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* reference for writing your own code. If you would
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* like to write a program that uses DUMB, or add DUMB to an existing
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* project, please use docs/howto.txt. It will help you a lot more than this
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* file can. (If you have difficulty reading documentation, you are lacking
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* an important coding skill, and now is as good a time as any to learn.)
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*/
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#include <stdlib.h>
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#include <allegro.h>
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#ifndef ALLEGRO_DOS
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#include <string.h>
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#endif
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/* Note that your own programs should use <aldumb.h> not "aldumb.h". <> tells
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* the compiler to look in the compiler's default header directory, which is
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* where DUMB should be installed before you use it (make install does this).
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* Use "" when it is your own header file. This example uses "" because DUMB
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* might not have been installed yet when the makefile builds it.
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*/
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#include "aldumb.h"
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#ifndef ALLEGRO_DOS
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static volatile int closed = 0;
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static void closehook(void) { closed = 1; }
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#else
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#define closed 0
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#endif
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#ifdef ALLEGRO_WINDOWS
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#define GFX_DUMB_MODE GFX_GDI
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#include <winalleg.h>
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#define YIELD() Sleep(1)
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#else
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#define GFX_DUMB_MODE GFX_AUTODETECT_WINDOWED
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#ifdef ALLEGRO_UNIX
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#include <sys/time.h>
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static void YIELD(void)
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{
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struct timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = 1;
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select(0, NULL, NULL, NULL, &tv);
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}
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#else
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#define YIELD() yield_timeslice()
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#endif
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#endif
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#ifdef ALLEGRO_DOS
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static int loop_callback(void *data)
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{
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(void)data;
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printf("Music has looped.\n");
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return 0;
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}
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static int xm_speed_zero_callback(void *data)
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{
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(void)data;
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printf("Music has stopped.\n");
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return 0;
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}
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#else
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static int gfx_half_width;
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static int loop_callback(void *data)
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{
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(void)data;
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if (gfx_half_width) {
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acquire_screen();
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textout_centre(screen, font, "Music has looped.", gfx_half_width, 36, 10);
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release_screen();
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}
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return 0;
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}
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static int xm_speed_zero_callback(void *data)
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{
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(void)data;
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if (gfx_half_width) {
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text_mode(0); /* In case this is overwriting "Music has looped." */
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acquire_screen();
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textout_centre(screen, font, "Music has stopped.", gfx_half_width, 36, 10);
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release_screen();
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}
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return 0;
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}
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#endif
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static void usage(const char *exename)
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{
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allegro_message(
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#ifdef ALLEGRO_WINDOWS
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"Usage:\n"
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" At the command line: %s file\n"
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" In Windows Explorer: drag a file on to this program's icon.\n"
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#else
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"Usage: %s file\n"
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#endif
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"This will play the music file specified.\n"
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"File formats supported: IT XM S3M MOD.\n"
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"You can control playback quality by editing dumb.ini.\n", exename);
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exit(1);
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}
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int main(int argc, const char *const *argv) /* I'm const-crazy! */
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{
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DUH *duh;
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AL_DUH_PLAYER *dp;
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if (allegro_init())
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return 1;
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if (argc != 2)
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usage(argv[0]);
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set_config_file("dumb.ini");
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if (install_keyboard()) {
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allegro_message("Failed to initialise keyboard driver!\n");
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return 1;
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}
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set_volume_per_voice(0);
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if (install_sound(DIGI_AUTODETECT, MIDI_NONE, NULL)) {
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allegro_message("Failed to initialise sound driver!\n%s\n", allegro_error);
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return 1;
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}
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atexit(&dumb_exit);
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dumb_register_packfiles();
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duh = dumb_load_it(argv[1]);
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if (!duh) {
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duh = dumb_load_xm(argv[1]);
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if (!duh) {
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duh = dumb_load_s3m(argv[1]);
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if (!duh) {
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duh = dumb_load_mod(argv[1]);
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if (!duh) {
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allegro_message("Failed to load %s!\n", argv[1]);
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return 1;
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}
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}
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}
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}
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dumb_resampling_quality = get_config_int("sound", "dumb_resampling_quality", 4);
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dumb_it_max_to_mix = get_config_int("sound", "dumb_it_max_to_mix", 128);
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#ifndef ALLEGRO_DOS
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{
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const char *fn = get_filename(argv[1]);
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gfx_half_width = strlen(fn);
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if (gfx_half_width < 22) gfx_half_width = 22;
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gfx_half_width = (gfx_half_width + 2) * 4;
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/* set_window_title() is not const-correct (yet). */
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set_window_title((char *)"DUMB Music Player");
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if (set_gfx_mode(GFX_DUMB_MODE, gfx_half_width*2, 80, 0, 0) == 0) {
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acquire_screen();
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textout_centre(screen, font, fn, gfx_half_width, 20, 14);
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textout_centre(screen, font, "Press any key to exit.", gfx_half_width, 52, 11);
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release_screen();
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} else
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gfx_half_width = 0;
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}
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#if ALLEGRO_VERSION*10000 + ALLEGRO_SUB_VERSION*100 + ALLEGRO_WIP_VERSION >= 40105
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set_close_button_callback(&closehook);
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#else
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set_window_close_hook(&closehook);
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#endif
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#endif
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set_display_switch_mode(SWITCH_BACKGROUND);
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dp = al_start_duh(duh, 2, 0, 1.0f,
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get_config_int("sound", "buffer_size", 4096),
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get_config_int("sound", "sound_freq", 44100));
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{
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DUH_SIGRENDERER *sr = al_duh_get_sigrenderer(dp);
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DUMB_IT_SIGRENDERER *itsr = duh_get_it_sigrenderer(sr);
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dumb_it_set_loop_callback(itsr, &loop_callback, NULL);
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dumb_it_set_xm_speed_zero_callback(itsr, &xm_speed_zero_callback, NULL);
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}
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for (;;) {
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if (keypressed()) {
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readkey();
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break;
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}
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if (al_poll_duh(dp) || closed)
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break;
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YIELD();
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}
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al_stop_duh(dp);
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unload_duh(duh);
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return 0;
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}
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END_OF_MAIN();
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