thirdparty/scummvm
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endian fixes,

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don't use adlib driver if sound initialization fails,
simon1 savedialog works

svn-id: r3955
This commit is contained in:
Ludvig Strigeus 2002-04-16 12:07:19 +00:00
parent d91b85049f
commit 71eac5acd3
14 changed files with 410 additions and 70 deletions
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13
sdl.cpp
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@ -52,7 +52,7 @@ public:
bool poll_event(Event *event);
// Set function that generates samples
void set_sound_proc(void *param, SoundProc *proc, byte sound);
bool set_sound_proc(void *param, SoundProc *proc, byte sound);
// Quit
void quit();
@ -458,6 +458,8 @@ void OSystem_SDL::mk_checksums(const byte *buf) {
void OSystem_SDL::add_dirty_rgn_auto(const byte *buf) {
assert( ((uint32)buf & 3) == 0);
/* generate a table of the checksums */
mk_checksums(buf);
@ -713,7 +715,7 @@ bool OSystem_SDL::poll_event(Event *event) {
}
}
void OSystem_SDL::set_sound_proc(void *param, SoundProc *proc, byte format) {
bool OSystem_SDL::set_sound_proc(void *param, SoundProc *proc, byte format) {
SDL_AudioSpec desired;
/* only one format supported at the moment */
@ -724,8 +726,11 @@ void OSystem_SDL::set_sound_proc(void *param, SoundProc *proc, byte format) {
desired.samples = 2048;
desired.callback = proc;
desired.userdata = param;
SDL_OpenAudio(&desired, NULL);
if (SDL_OpenAudio(&desired, NULL) != 0) {
return false;
}
SDL_PauseAudio(0);
return true;
}
@ -1031,7 +1036,7 @@ public:
void delay_msecs(uint msecs);
void *create_thread(ThreadProc *proc, void *param) { return NULL; }
bool poll_event(Event *event) { return false; }
void set_sound_proc(void *param, SoundProc *proc, byte sound) {}
bool set_sound_proc(void *param, SoundProc *proc, byte sound) {}
void quit() { exit(1); }
uint32 property(int param, uint32 value) { return 0; }
static OSystem *create(int gfx_mode, bool full_screen);