/***********************************************************
* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* (c) 1994-2001 Artsoft Entertainment *
+* (c) 1994-2002 Artsoft Entertainment *
* Holger Schemel *
* Detmolder Strasse 189 *
* 33604 Bielefeld *
#if defined(PLATFORM_MSDOS)
#include "sound.h"
+#include "joystick.h"
#include "misc.h"
+#include "setup.h"
#include "pcx.h"
#define AllegroDefaultScreen() (display->screens[display->default_screen])
boolean wait_for_vsync;
-/*
-extern int playing_sounds;
-extern struct SoundControl playlist[MAX_SOUNDS_PLAYING];
-extern struct SoundControl emptySoundControl;
-*/
-
static BITMAP *Read_PCX_to_AllegroBitmap(char *);
static void allegro_init_drivers()
static boolean allegro_init_audio()
{
- reserve_voices(MAX_SOUNDS_PLAYING, 0);
+ reserve_voices(NUM_MIXER_CHANNELS, 0);
if (install_sound(DIGI_AUTODETECT, MIDI_NONE, NULL) == -1)
if (install_sound(DIGI_SB, MIDI_NONE, NULL) == -1)
Screen *screen;
Display *display;
BITMAP *mouse_bitmap = NULL;
+ char *mouse_filename = getCustomImageFilename(program.msdos_cursor_filename);
- mouse_bitmap = Read_PCX_to_AllegroBitmap(program.msdos_pointer_filename);
- if (mouse_bitmap == NULL)
+ if ((mouse_bitmap = Read_PCX_to_AllegroBitmap(mouse_filename)) == NULL)
return NULL;
screen = malloc(sizeof(Screen));
return getpixel((BITMAP *)d, x, y);
}
+void AllegroZoomBitmap(Drawable src, Drawable dst,
+ int src_width, int src_height,
+ int dst_width, int dst_height)
+{
+ stretch_blit((BITMAP *)src, (BITMAP *)dst,
+ 0, 0, src_width, src_height, 0, 0, dst_width, dst_height);
+}
+
void MSDOSOpenAudio(void)
{
if (allegro_init_audio())
audio.music_available = TRUE;
audio.loops_available = TRUE;
audio.sound_enabled = TRUE;
- }
- InitPlaylist();
+ audio.num_channels = NUM_MIXER_CHANNELS;
+ audio.music_channel = MUSIC_CHANNEL;
+ audio.first_sound_channel = FIRST_SOUND_CHANNEL;
+
+ Mixer_InitChannels();
+ }
}
void MSDOSCloseAudio(void)
Error(ERR_WARN, "networking not supported in DOS version");
}
+
+/* ========================================================================= */
+/* joystick functions */
+/* ========================================================================= */
+
+void MSDOSInitJoysticks()
+{
+ int i;
+
+ /* start from scratch */
+ remove_joystick();
+
+ /* try to access two joysticks; if that fails, try to access just one */
+ if (install_joystick(JOY_TYPE_2PADS) == 0 ||
+ install_joystick(JOY_TYPE_AUTODETECT) == 0)
+ joystick.status = JOYSTICK_ACTIVATED;
+
+ for (i=0; i<MAX_PLAYERS; i++)
+ {
+ char *device_name = setup.input[i].joy.device_name;
+ int joystick_nr = getJoystickNrFromDeviceName(device_name);
+
+ if (joystick_nr >= num_joysticks)
+ joystick_nr = -1;
+
+ /* misuse joystick file descriptor variable to store joystick number */
+ joystick.fd[i] = joystick_nr;
+ }
+}
+
+boolean MSDOSReadJoystick(int nr, int *x, int *y, boolean *b1, boolean *b2)
+{
+ /* the allegro global variable 'num_joysticks' contains the number
+ of joysticks found at initialization under MS-DOS / Windows */
+
+ if (nr < 0 || nr >= num_joysticks)
+ return FALSE;
+
+ poll_joystick();
+
+ if (x != NULL)
+ *x = joy[nr].stick[0].axis[0].pos;
+ if (y != NULL)
+ *y = joy[nr].stick[0].axis[1].pos;
+
+ if (b1 != NULL)
+ *b1 = joy[nr].button[0].b;
+ if (b2 != NULL)
+ *b2 = joy[nr].button[1].b;
+
+ return TRUE;
+}
+
#endif /* PLATFORM_MSDOS */