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spec_win.cpp
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spec_win.cpp
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#ifdef WIN
#include <algorithm>
#include <windows.h>
#include <Shlobj.h>
#include <crtdbg.h>
#include <stdio.h>
#include <mmsystem.h>
#include <mmreg.h>
#include <dsound.h>
#include <math.h>
#pragma comment(lib,"winmm.lib")
#pragma comment(lib,"dsound.lib")
#pragma comment(lib,"dxguid.lib")
void DBG(const char* str)
{
OutputDebugStringA(str);
}
#include "spec.h"
#include "conf.h"
#include "menu.h"
static HANDLE stdin_handle = 0;
static HANDLE stdout_handle = 0;
static IDirectSound8* idsound = 0;
static HANDLE sound_thread = 0;
HANDLE ev_sound_terminate = 0;
volatile long mo3_gain = -1;
DWORD WINAPI SoundProc(LPVOID p)
{
FILE* f=0; //fopen("sound_click.raw","wb");
const int nch=2;
const int frq=44100;
const int samples = frq/2; // max latency=0.2s
const int bytes = sizeof(short)*nch*samples;
short pull[nch*samples]; // intermediate linear buffer
WAVEFORMATEX wfx;
wfx.cbSize = sizeof(WAVEFORMATEX);
wfx.nChannels = nch;
wfx.nSamplesPerSec = frq;
wfx.wBitsPerSample = 16;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nBlockAlign = wfx.nChannels*wfx.wBitsPerSample/8;
wfx.nAvgBytesPerSec = wfx.nBlockAlign*wfx.nSamplesPerSec;
DSBUFFERDESC bd;
bd.dwSize = sizeof(DSBUFFERDESC);
bd.dwFlags =
DSBCAPS_CTRLFREQUENCY |
DSBCAPS_CTRLPAN |
DSBCAPS_CTRLVOLUME |
DSBCAPS_CTRLPOSITIONNOTIFY |
DSBCAPS_GETCURRENTPOSITION2 |
DSBCAPS_GLOBALFOCUS;
bd.dwBufferBytes = bytes;
bd.dwReserved = 0;
bd.lpwfxFormat = &wfx;
bd.guid3DAlgorithm = DS3DALG_DEFAULT;
HRESULT hr = S_OK;
IDirectSoundBuffer* idsb = 0;
if ( 0 != idsound->CreateSoundBuffer(&bd,&idsb,0) )
return 0;
LPVOID p1,p2;
DWORD s1,s2;
// fill initial 0.2s prior to play
pull_sound(nch,frq,pull,samples);
if (f)
{
fwrite(pull,1,bytes,f);
}
if ( 0 == idsb->Lock(0,nch*sizeof(short)*samples,&p1,&s1,&p2,&s2,0) )
{
memcpy(p1,pull,nch*samples*2);
idsb->Unlock(p1,s1,p2,s2);
}
else
{
idsb->Release();
return 0;
}
long vol = InterlockedExchange(&mo3_gain,-1);
if (vol>=0)
{
DWORD db;
if(vol <= 0)
db = -10000;
else
if(vol >= 100)
db = 0;
else
{
int coeff = -2000; // sound pressure (voltage or amplitude)
db = (int)(coeff*log10f(100.0f/vol));
}
idsb->SetVolume(db);
}
if ( 0 != idsb->Play(0,0,DSBPLAY_LOOPING) )
{
idsb->Stop();
idsb->Release();
return 0;
}
DWORD written=0; // in bytes!
// sleep quarter of buffer period ( 50ms )
int sleep_ms = 1000 * samples / (2*frq);
// how many bytes around playpos should we consider unsafe for writing (assume 50ms)
int margin = 0; //(samples / 4) * sizeof(short)*nch;
while ( WaitForSingleObject( ev_sound_terminate, sleep_ms ) == WAIT_TIMEOUT )
{
DWORD play_pos,write_pos;
idsb->GetCurrentPosition(&play_pos,&write_pos);
long vol = InterlockedExchange(&mo3_gain,-1);
if (vol>=0)
{
DWORD db;
if(vol <= 0)
db = -10000;
else
if(vol >= 100)
db = 0;
else
{
int coeff = -2000; // sound pressure (voltage or amplitude)
db = (int)(coeff*log10f(100.0f/vol));
}
idsb->SetVolume(db);
}
int write = (play_pos - written - margin + bytes) % bytes;
if (write>0)
{
pull_sound(nch,frq,pull,write/(2*nch));
if (f)
{
fwrite(pull,1,write,f);
}
if ( 0 == idsb->Lock(written,write,&p1,&s1,&p2,&s2,0) )
{
if (p1)
memcpy(p1,pull,s1);
if (p2)
memcpy(p2,((char*)pull)+s1,s2);
idsb->Unlock(p1,s1,p2,s2);
written = (written + write) % bytes;
}
if (f)
{
fflush(f);
}
}
}
idsb->Stop();
idsb->Release();
return 0;
}
static CRITICAL_SECTION player_cs;
static int sfx_count=0;
static IDirectSoundBuffer* sfx_buf[96]={0};
IDirectSoundBuffer* load_sfx_buffer(short* data, int size)
{
if (!data || size<=0)
return 0;
const int nch=1;
const int frq=44100;
const int samples = size;
const int bytes = sizeof(short)*nch*samples;
WAVEFORMATEX wfx;
wfx.cbSize = sizeof(WAVEFORMATEX);
wfx.nChannels = nch;
wfx.nSamplesPerSec = frq;
wfx.wBitsPerSample = 16;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nBlockAlign = wfx.nChannels*wfx.wBitsPerSample/8;
wfx.nAvgBytesPerSec = wfx.nBlockAlign*wfx.nSamplesPerSec;
DSBUFFERDESC bd;
bd.dwSize = sizeof(DSBUFFERDESC);
bd.dwFlags =
DSBCAPS_CTRLFREQUENCY |
DSBCAPS_CTRLPAN |
DSBCAPS_CTRLVOLUME |
DSBCAPS_CTRLPOSITIONNOTIFY |
DSBCAPS_GETCURRENTPOSITION2 |
DSBCAPS_GLOBALFOCUS;
bd.dwBufferBytes = bytes;
bd.dwReserved = 0;
bd.lpwfxFormat = &wfx;
bd.guid3DAlgorithm = DS3DALG_DEFAULT;
HRESULT hr = S_OK;
IDirectSoundBuffer* idsb = 0;
if ( 0 != idsound->CreateSoundBuffer(&bd,&idsb,0) )
return 0;
LPVOID p1,p2;
DWORD s1,s2;
if ( 0 == idsb->Lock(0,nch*sizeof(short)*samples,&p1,&s1,&p2,&s2,0) )
{
memcpy(p1,data,nch*samples*2);
idsb->Unlock(p1,s1,p2,s2);
}
else
{
idsb->Release();
return 0;
}
return idsb;
}
struct VOICE
{
unsigned int id;
int vol; // global vol at the play time
int gain;
int pan;
DWORD fade_start;
DWORD fade_len;
IDirectSoundBuffer* voice;
VOICE* next;
};
static VOICE* sfx_voice = 0;
static VOICE* sfx_fade = 0;
static CRITICAL_SECTION sfx_cs;
static UINT sfx_timer=0;
static int sfx_gain = 100;
//SFXFader
void CALLBACK SFXFader(UINT uTimerID, UINT uMsg, DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
{
DWORD fade = GetTickCount();
EnterCriticalSection(&sfx_cs);
VOICE** p=&sfx_fade;
VOICE* v=sfx_fade;
while (v)
{
VOICE* n = v->next;
DWORD dt = fade - v->fade_start;
DWORD s=0;
v->voice->GetStatus(&s);
if (dt>=v->fade_len || !(s & DSBSTATUS_PLAYING))
{
*p=n;
v->voice->Stop();
v->voice->Release();
delete v;
}
else
{
float gain = v->gain*v->vol/10000.0f - (float)dt / v->fade_len;
DWORD db;
if(gain <= 0)
db = -10000;
else
if(gain >= 1.0f)
db = 0;
else
{
int coeff = -2000; // sound pressure (voltage or amplitude)
db = (int)(coeff*log10f(1.0f/gain));
}
v->voice->SetVolume(db);
p=&v->next;
}
v=n;
}
LeaveCriticalSection(&sfx_cs);
}
void garbage_sfx()
{
VOICE** p = &sfx_voice;
VOICE* v = sfx_voice;
while (v)
{
VOICE* n = v->next;
DWORD s=0;
v->voice->GetStatus(&s);
if ( !(s & DSBSTATUS_PLAYING) )
{
v->voice->Release();
delete v;
*p=n;
}
else
p=&v->next;
v=n;
}
}
bool play_sfx(unsigned int id, void** voice, bool loop, int vol, int pan)
{
if (!idsound)
return false;
garbage_sfx();
if (sfx_buf[id])
{
IDirectSoundBuffer* dup=0;
idsound->DuplicateSoundBuffer(sfx_buf[id],&dup);
if (dup)
{
VOICE* v = new VOICE;
v->id = id;
v->voice = dup;
v->next = sfx_voice;
v->vol = sfx_gain;
v->gain = vol;
v->pan = 0;
float gain = v->gain*v->vol/10000.0f;
DWORD db;
if(gain <= 0)
db = -10000;
else
if(gain >= 1.0f)
db = 0;
else
{
int coeff = -2000; // sound pressure (voltage or amplitude)
db = (int)(coeff*log10f(1.0f/gain));
}
dup->SetVolume(db);
dup->SetPan(v->pan);
sfx_voice = v;
if (loop)
dup->Play(0,0,DSBPLAY_LOOPING);
else
dup->Play(0,0,0);
if (voice)
*voice = v;
return true;
}
}
return false;
}
bool stop_sfx(int fade) // stop all sfx
{
garbage_sfx();
if (fade<=0)
{
// just kill all
VOICE* v = sfx_voice;
while (v)
{
VOICE* n = v->next;
v->voice->Stop();
v->voice->Release();
delete v;
v=n;
}
sfx_voice = 0;
// kill all current fades
EnterCriticalSection(&sfx_cs);
v = sfx_fade;
while (v)
{
VOICE* n = v->next;
v->voice->Stop();
v->voice->Release();
delete v;
v=n;
}
sfx_fade = 0;
LeaveCriticalSection(&sfx_cs);
}
else
{
DWORD fade_begin = GetTickCount();
// append all to fade list and assign timers
EnterCriticalSection(&sfx_cs);
VOICE* v = sfx_fade;
DWORD end = fade_begin + fade;
while (v)
{
DWORD e = v->fade_start + v->fade_len;
if ( (int)(e-end) > 0 )
{
int delta = (fade*v->fade_len)/(fade_begin - v->fade_start) - fade;
v->fade_start = fade_begin - delta;
v->fade_len = fade + delta;
}
v=v->next;
}
v = sfx_voice;
while (v)
{
VOICE* n = v->next;
v->fade_start = fade_begin;
v->fade_len = fade;
v->next = sfx_fade;
sfx_fade = v;
v=n;
}
sfx_voice = 0;
LeaveCriticalSection(&sfx_cs);
}
return true;
}
bool stop_sfx(void* voice, int fade)
{
garbage_sfx();
if (fade<=0)
{
VOICE** p = &sfx_voice;
VOICE* v = sfx_voice;
while (v)
{
VOICE* n = v->next;
if (voice == (void*)v)
{
*p = n;
v->voice->Stop();
v->voice->Release();
delete v;
return true;
}
p=&v->next;
v=n;
}
}
else
{
DWORD fade_begin = GetTickCount();
// append all to fade list and assign timers
VOICE** p = &sfx_voice;
VOICE* v = sfx_voice;
while (v)
{
VOICE* n = v->next;
if (voice == (void*)v)
{
*p = n;
break;
}
p=&v->next;
v=n;
}
if (v)
{
EnterCriticalSection(&sfx_cs);
v->fade_start = fade_begin;
v->fade_len = fade;
v->next = sfx_fade;
sfx_fade = v;
LeaveCriticalSection(&sfx_cs);
return true;
}
}
return false;
}
bool set_sfx_params(void* voice, int vol, int pan)
{
garbage_sfx();
VOICE* v = sfx_voice;
while (v)
{
if (voice == (void*)v)
{
v->gain = vol;
v->pan = pan;
float gain = v->gain*v->vol/10000.0f;
DWORD db;
if(gain <= 0)
db = -10000;
else
if(gain >= 1.0f)
db = 0;
else
{
int coeff = -2000; // sound pressure (voltage or amplitude)
db = (int)(coeff*log10f(1.0f/gain));
}
v->voice->SetVolume(db);
v->voice->SetPan(v->pan);
return true;
}
v=v->next;
}
return false;
}
void init_sound()
{
idsound = 0;
sound_thread = 0;
ev_sound_terminate = 0;
if ( 0 == DirectSoundCreate8(&DSDEVID_DefaultPlayback,&idsound,0) )
{
if ( 0 != idsound->SetCooperativeLevel(GetConsoleWindow(),DSSCL_EXCLUSIVE) )
{
idsound->Release();
idsound=0;
}
if (idsound)
{
load_player();
// init SFX
{
unsigned int id[96];
int count = get_sfx_ids(id);
for (int i=0; i<count; i++)
{
int size=0;
short* data = get_sfx_sample(id[i],&size);
sfx_buf[id[i]] = load_sfx_buffer( data, size );
}
sfx_count = count;
InitializeCriticalSection(&sfx_cs);
// fadout timer (common for all voices)
sfx_timer = timeSetEvent(10, 1, SFXFader, 0, TIME_PERIODIC | TIME_CALLBACK_FUNCTION | TIME_KILL_SYNCHRONOUS);
}
DWORD id;
ev_sound_terminate = CreateEvent(0,FALSE,FALSE,0);
sound_thread = CreateThread(0,0,SoundProc,0,0,&id);
InitializeCriticalSection(&player_cs);
SetThreadPriority(sound_thread, THREAD_PRIORITY_TIME_CRITICAL);
}
}
}
void free_sound()
{
if (sound_thread)
{
stop_sfx(-1);
if (sfx_timer)
timeKillEvent(sfx_timer);
sfx_timer = 0;
sfx_voice = sfx_fade;
stop_sfx(-1);
DeleteCriticalSection(&sfx_cs);
SetEvent(ev_sound_terminate);
WaitForSingleObject(sound_thread,INFINITE);
CloseHandle(sound_thread);
CloseHandle(ev_sound_terminate);
ev_sound_terminate = 0;
sound_thread = 0;
DeleteCriticalSection(&player_cs);
for (int i=0; i<96; i++)
{
if (sfx_buf[i])
{
sfx_buf[i]->Release();
sfx_buf[i]=0;
}
}
sfx_count=0;
}
if (idsound)
{
// idsound->Release();
idsound=0;
}
}
// #define SIMULATE_STICKY
bool get_input_len( int* r)
{
if (r)
*r=0;
return !!GetNumberOfConsoleInputEvents( stdin_handle, (DWORD*)r );
}
bool spec_read_input( CON_INPUT* ir, int n, int* r)
{
if (r)
*r=0;
INPUT_RECORD win_ir[256];
int rem = n;
int i=0;
while (rem)
{
int s = (DWORD)std::min(rem,256);
int win_r;
bool ok = !!ReadConsoleInputA(stdin_handle,win_ir,(DWORD)s,(DWORD*)&win_r);
for (int k=0; k<win_r; k++)
{
switch (win_ir[k].EventType)
{
case MOUSE_EVENT:
{
static bool down = 0;
bool was_down = down;
bool is_down = 0 != (win_ir[k].Event.MouseEvent.dwButtonState & FROM_LEFT_1ST_BUTTON_PRESSED);
down = is_down;
if (was_down && is_down)
ir[i+k].EventType = CON_INPUT_TCH_MOVE;
else
if (was_down && !is_down)
ir[i+k].EventType = CON_INPUT_TCH_END;
else
if (!was_down && is_down)
ir[i+k].EventType = CON_INPUT_TCH_BEGIN;
else
{
ir[i+k].EventType = CON_INPUT_UNK;
break; // skip hovering
}
ir[i+k].Event.TouchEvent.id = 0;
ir[i+k].Event.TouchEvent.x = win_ir[k].Event.MouseEvent.dwMousePosition.X;
ir[i+k].Event.TouchEvent.y = win_ir[k].Event.MouseEvent.dwMousePosition.Y;
char dbg[64];
const char* dbg_name[] = {"BEGIN", "MOVE", "END"};
sprintf_s(dbg,64,"%5s %d,%d\n", dbg_name[ir[i+k].EventType - CON_INPUT_TCH_BEGIN], ir[i+k].Event.TouchEvent.x, ir[i+k].Event.TouchEvent.y);
OutputDebugStringA(dbg);
break;
}
case KEY_EVENT:
{
#ifdef SIMULATE_STICKY
if (!win_ir[k].Event.KeyEvent.bKeyDown)
{
// simulate sticky mode
ir[i+k].EventType = CON_INPUT_UNK;
break;
}
#endif
ir[i+k].EventType = CON_INPUT_KBD;
ir[i+k].Event.KeyEvent.bKeyDown = !!win_ir[k].Event.KeyEvent.bKeyDown;
char code = win_ir[k].Event.KeyEvent.uChar.AsciiChar;
if (!code)
{
switch (win_ir[k].Event.KeyEvent.wVirtualKeyCode)
{
case VK_LEFT: code=KBD_LT; break;
case VK_RIGHT: code=KBD_RT; break;
case VK_UP: code=KBD_UP; break;
case VK_DOWN: code=KBD_DN; break;
case VK_DELETE: code=KBD_DEL; break;
case VK_INSERT: code=KBD_INS; break;
case VK_HOME:
code=KBD_HOM;
break;
case VK_END:
code=KBD_END;
break;
case VK_PRIOR: code=KBD_PUP; break;
case VK_NEXT: code=KBD_PDN; break;
}
}
ir[i+k].Event.KeyEvent.uChar.AsciiChar = code;
break;
}
case FOCUS_EVENT:
ir[i+k].EventType = CON_INPUT_FOC;
ir[i+k].Event.FocusEvent.bSetFocus = !!win_ir[k].Event.FocusEvent.bSetFocus;
break;
default:
ir[i+k].EventType = CON_INPUT_UNK;
}
}
if (!ok)
return false;
i+=win_r;
if (r)
*r+=win_r;
rem-=win_r;
if (win_r<s)
break;
}
return true;
}
bool has_key_releases()
{
#ifdef SIMULATE_STICKY
// simulate sticky mode
return false;
#endif
return true;
}
void get_terminal_wh(int* dw, int* dh)
{
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo(stdout_handle,&csbi);
*dw = csbi.srWindow.Right - csbi.srWindow.Left +1;
*dh = csbi.srWindow.Bottom - csbi.srWindow.Top +1;
}
static void SetConsolePalette(HANDLE sb, const void* palette)
{
HMODULE mod = GetModuleHandleA("kernel32.dll");
if (!mod)
return;
typedef BOOL (WINAPI *PGetConsoleScreenBufferInfoEx)(HANDLE hConsoleOutput, PCONSOLE_SCREEN_BUFFER_INFOEX lpConsoleScreenBufferInfoEx);
typedef BOOL (WINAPI *PSetConsoleScreenBufferInfoEx)(HANDLE hConsoleOutput, PCONSOLE_SCREEN_BUFFER_INFOEX lpConsoleScreenBufferInfoEx);
PGetConsoleScreenBufferInfoEx pGetConsoleScreenBufferInfoEx =
(PGetConsoleScreenBufferInfoEx)GetProcAddress(mod, "GetConsoleScreenBufferInfoEx");
PSetConsoleScreenBufferInfoEx pSetConsoleScreenBufferInfoEx =
(PSetConsoleScreenBufferInfoEx)GetProcAddress(mod, "SetConsoleScreenBufferInfoEx");
if (pGetConsoleScreenBufferInfoEx && pSetConsoleScreenBufferInfoEx)
{
CONSOLE_SCREEN_BUFFER_INFOEX nfo={0};
nfo.cbSize = sizeof(CONSOLE_SCREEN_BUFFER_INFOEX);
BOOL ok = pGetConsoleScreenBufferInfoEx(sb,&nfo);
memcpy(nfo.ColorTable,palette,sizeof(COLORREF)*16);
ok = pSetConsoleScreenBufferInfoEx(sb,&nfo);
}
}
static const unsigned char ansi_pal[16*4] =
{
0, 0, 0, 0,
0, 0,170, 0,
0,170, 0, 0,
0,170,170, 0,
170, 0, 0, 0,
170, 0,170, 0,
170, 85, 0, 0,
170,170,170, 0,
85, 85, 85, 0,
85, 85,255, 0,
85,255, 85, 0,
85,255,255, 0,
255, 85, 85, 0,
255, 85,255, 0,
255,255, 85, 0,
255,255,255, 0
};
int terminal_init(int argc, char* argv[], int* dw, int* dh)
{
LoadConf();
timeBeginPeriod(1);
stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE);
// weird things happen to ConEmu :(
// HANDLE sb = CreateConsoleScreenBuffer(GENERIC_READ|GENERIC_WRITE,FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, CONSOLE_TEXTMODE_BUFFER, 0);
// SetConsoleActiveScreenBuffer(sb);
// stdout_handle = sb;
SetConsolePalette(stdout_handle, ansi_pal);
SetConsoleOutputCP(437);
DWORD mode;
GetConsoleMode(stdout_handle,&mode);
//if (mode&ENABLE_WRAP_AT_EOL_OUTPUT)
{
mode^=ENABLE_WRAP_AT_EOL_OUTPUT;
SetConsoleMode(stdout_handle,mode);
}
CONSOLE_SCREEN_BUFFER_INFO sbi;
GetConsoleScreenBufferInfo(stdout_handle,&sbi);
stdin_handle = GetStdHandle(STD_INPUT_HANDLE);
mode = ENABLE_MOUSE_INPUT | ENABLE_EXTENDED_FLAGS | ENABLE_WINDOW_INPUT;
BOOL ok = SetConsoleMode(stdin_handle, mode);
CONSOLE_CURSOR_INFO ci={100,FALSE};
//SetConsoleCursorInfo(stdout_handle,&ci);
int cols = std::max(80,sbi.srWindow.Right - sbi.srWindow.Left + 1);
int rows = std::max(25,sbi.srWindow.Bottom - sbi.srWindow.Top + 1);
*dw = cols;
*dh = rows;
return 0;
}
void terminal_done()
{
free_sound();
timeEndPeriod(1);
_CrtDumpMemoryLeaks();
}
void sleep_ms(int ms)
{
Sleep(ms);
}
void vsync_wait()
{
sleep_ms(8);
}
unsigned int get_time()
{
return timeGetTime();
}
void free_con_output(CON_OUTPUT* screen)
{
CHAR_INFO* arr = (CHAR_INFO*)screen->arr;
if (arr)
delete [] arr;
screen->arr = 0;
}
extern bool make_screen_shot;
void screen_shot(CON_OUTPUT* s, const char* name=0);
int screen_write(CON_OUTPUT* screen, int dw, int dh, int sx, int sy, int sw, int sh)
{
if (make_screen_shot)
{
screen_shot(screen);
make_screen_shot = false;
}
int w = screen->w;
int h = screen->h;
char* buf = screen->buf;
char* color = screen->color;
CHAR_INFO* arr = (CHAR_INFO*)screen->arr;
unsigned char pal_conv[16]=
{
0,4,2,6,1,5,3,7,
8,12,10,14,9,13,11,15
};
if (!arr)
{
arr = new CHAR_INFO[(w+1)*h];
screen->arr = (char*)arr;
}
for (int y=0,i=0; y<sh; y++)
{
for (int x=0; x<sw; x++,i++)
{
// arr[i].Char.AsciiChar = buf[(w+1)*(y+sy)+x+sx];
arr[i].Char.UnicodeChar = buf[(w+1)*(y+sy)+x+sx];
if (color)
{
int fg = pal_conv[ color[(w+1)*(y+sy)+x+sx] & 0xF ];
int bg = pal_conv[ (color[(w+1)*(y+sy)+x+sx]>>4) & 0xF ];
unsigned char attr = (unsigned char)(fg | (bg<<4));
arr[i].Attributes = attr;
}
else
arr[i].Attributes = BACKGROUND_INTENSITY | BACKGROUND_RED | BACKGROUND_GREEN | BACKGROUND_BLUE;
}
}
COORD size = { static_cast<short int>(sw), static_cast<short int>(sh) };
COORD offs = { 0,0 };