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flycast/core/linux-dist/main.cpp

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#include "types.h"
#include "cfg/cfg.h"
#if HOST_OS==OS_LINUX
#include <poll.h>
#include <termios.h>
//#include <curses.h>
#include <fcntl.h>
#include <semaphore.h>
#include <stdarg.h>
#include <signal.h>
#include <sys/param.h>
#include <sys/mman.h>
#include <sys/time.h>
#include "hw/sh4/dyna/blockmanager.h"
#include <unistd.h>
#if defined(SUPPORT_X11)
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <X11/Xutil.h>
#endif
#if !defined(ANDROID)
#include <linux/joystick.h>
#endif
#ifdef TARGET_PANDORA
#include <signal.h>
#include <execinfo.h>
#include <sys/soundcard.h>
#define WINDOW_WIDTH 800
#else
#define WINDOW_WIDTH 640
#endif
#define WINDOW_HEIGHT 480
void* x11_win=0,* x11_disp=0;
void* libPvr_GetRenderTarget()
{
return x11_win;
}
void* libPvr_GetRenderSurface()
{
return x11_disp;
}
int msgboxf(const wchar* text,unsigned int type,...)
{
va_list args;
wchar temp[2048];
va_start(args, type);
vsprintf(temp, text, args);
va_end(args);
//printf(NULL,temp,VER_SHORTNAME,type | MB_TASKMODAL);
puts(temp);
return MBX_OK;
}
u16 kcode[4];
u32 vks[4];
s8 joyx[4],joyy[4];
u8 rt[4],lt[4];
enum DCPad {
Btn_C = 1,
Btn_B = 1<<1,
Btn_A = 1<<2,
Btn_Start = 1<<3,
DPad_Up = 1<<4,
DPad_Down = 1<<5,
DPad_Left = 1<<6,
DPad_Right = 1<<7,
Btn_Z = 1<<8,
Btn_Y = 1<<9,
Btn_X = 1<<10,
Btn_D = 1<<11,
DPad2_Up = 1<<12,
DPad2_Down = 1<<13,
DPad2_Left = 1<<14,
DPad2_Right = 1<<15,
Axis_LT= 0x10000,
Axis_RT= 0x10001,
Axis_X= 0x20000,
Axis_Y= 0x20001,
};
void emit_WriteCodeCache();
static int JoyFD = -1; // Joystick file descriptor
static int kbfd = -1;
#ifdef TARGET_PANDORA
static int audio_fd = -1;
#endif
#define MAP_SIZE 32
const u32 JMapBtn_USB[MAP_SIZE] =
{ Btn_Y,Btn_B,Btn_A,Btn_X,0,0,0,0,0,Btn_Start };
const u32 JMapAxis_USB[MAP_SIZE] =
{ Axis_X,Axis_Y,0,0,0,0,0,0,0,0 };
const u32 JMapBtn_360[MAP_SIZE] =
{ Btn_A,Btn_B,Btn_X,Btn_Y,0,0,0,Btn_Start,0,0 };
const u32 JMapAxis_360[MAP_SIZE] =
{ Axis_X,Axis_Y,Axis_LT,0,0,Axis_RT,DPad_Left,DPad_Up,0,0 };
const u32* JMapBtn=JMapBtn_USB;
const u32* JMapAxis=JMapAxis_USB;
void SetupInput()
{
for (int port=0;port<4;port++)
{
kcode[port]=0xFFFF;
rt[port]=0;
lt[port]=0;
}
if (true) {
#ifdef TARGET_PANDORA
const char* device = "/dev/input/event4";
#else
const char* device = "/dev/event2";
#endif
char name[256]= "Unknown";
if ((kbfd = open(device, O_RDONLY)) > 0) {
fcntl(kbfd,F_SETFL,O_NONBLOCK);
if(ioctl(kbfd, EVIOCGNAME(sizeof(name)), name) < 0) {
perror("evdev ioctl");
}
printf("The device on %s says its name is %s\n",device, name);
}
else
perror("evdev open");
}
// Open joystick device
JoyFD = open("/dev/input/js0",O_RDONLY);
if(JoyFD>=0)
{
int AxisCount,ButtonCount;
char Name[128];
AxisCount = 0;
ButtonCount = 0;
Name[0] = '\0';
fcntl(JoyFD,F_SETFL,O_NONBLOCK);
ioctl(JoyFD,JSIOCGAXES,&AxisCount);
ioctl(JoyFD,JSIOCGBUTTONS,&ButtonCount);
ioctl(JoyFD,JSIOCGNAME(sizeof(Name)),&Name);
printf("SDK: Found '%s' joystick with %d axis and %d buttons\n",Name,AxisCount,ButtonCount);
if (strcmp(Name,"Microsoft X-Box 360 pad")==0)
{
JMapBtn=JMapBtn_360;
JMapAxis=JMapAxis_360;
printf("Using Xbox 360 map\n");
}
}
}
bool HandleKb(u32 port) {
struct input_event ie;
if (kbfd < 0)
return false;
#if defined(TARGET_GCW0)
#define KEY_A 0x1D
#define KEY_B 0x38
#define KEY_X 0x2A
#define KEY_Y 0x39
#define KEY_L 0xF
#define KEY_R 0xE
#define KEY_SELECT 0x1
#define KEY_START 0x1C
#define KEY_LEFT 0x69
#define KEY_RIGHT 0x6A
#define KEY_UP 0x67
#define KEY_DOWN 0x6C
#define KEY_LOCK 0x77 // Note that KEY_LOCK is a switch and remains pressed until it's switched back
static int keys[13];
while(read(kbfd,&ie,sizeof(ie))==sizeof(ie)) {
//printf("type %i key %i state %i\n", ie.type, ie.code, ie.value);
if (ie.type=EV_KEY)
switch (ie.code) {
case KEY_SELECT: keys[9]=ie.value; break;
case KEY_UP: keys[1]=ie.value; break;
case KEY_DOWN: keys[2]=ie.value; break;
case KEY_LEFT: keys[3]=ie.value; break;
case KEY_RIGHT: keys[4]=ie.value; break;
case KEY_Y:keys[5]=ie.value; break;
case KEY_B:keys[6]=ie.value; break;
case KEY_A: keys[7]=ie.value; break;
case KEY_X: keys[8]=ie.value; break;
case KEY_START: keys[12]=ie.value; break;
}
}
if (keys[6]) { kcode[port] &= ~Btn_A; }
if (keys[7]) { kcode[port] &= ~Btn_B; }
if (keys[5]) { kcode[port] &= ~Btn_Y; }
if (keys[8]) { kcode[port] &= ~Btn_X; }
if (keys[1]) { kcode[port] &= ~DPad_Up; }
if (keys[2]) { kcode[port] &= ~DPad_Down; }
if (keys[3]) { kcode[port] &= ~DPad_Left; }
if (keys[4]) { kcode[port] &= ~DPad_Right; }
if (keys[12]){ kcode[port] &= ~Btn_Start; }
if (keys[9]){ die("death by escape key"); }
if (keys[10]) rt[port]=255;
if (keys[11]) lt[port]=255;
return true;
#elif defined(TARGET_PANDORA)
static int keys[13];
while(read(kbfd,&ie,sizeof(ie))==sizeof(ie)) {
if (ie.type=EV_KEY)
//printf("type %i key %i state %i\n", ie.type, ie.code, ie.value);
switch (ie.code) {
case KEY_SPACE: keys[0]=ie.value; break;
case KEY_UP: keys[1]=ie.value; break;
case KEY_DOWN: keys[2]=ie.value; break;
case KEY_LEFT: keys[3]=ie.value; break;
case KEY_RIGHT: keys[4]=ie.value; break;
case KEY_PAGEUP:keys[5]=ie.value; break;
case KEY_PAGEDOWN:keys[6]=ie.value; break;
case KEY_END: keys[7]=ie.value; break;
case KEY_HOME: keys[8]=ie.value; break;
case KEY_MENU: keys[9]=ie.value; break;
case KEY_RIGHTSHIFT: keys[10]=ie.value; break;
case KEY_RIGHTCTRL: keys[11]=ie.value; break;
case KEY_LEFTALT: keys[12]=ie.value; break;
}
}
if (keys[0]) { kcode[port] &= ~Btn_C; }
if (keys[6]) { kcode[port] &= ~Btn_A; }
if (keys[7]) { kcode[port] &= ~Btn_B; }
if (keys[5]) { kcode[port] &= ~Btn_Y; }
if (keys[8]) { kcode[port] &= ~Btn_X; }
if (keys[1]) { kcode[port] &= ~DPad_Up; }
if (keys[2]) { kcode[port] &= ~DPad_Down; }
if (keys[3]) { kcode[port] &= ~DPad_Left; }
if (keys[4]) { kcode[port] &= ~DPad_Right; }
if (keys[12]){ kcode[port] &= ~Btn_Start; }
if (keys[9]){ die("death by escape key"); }
if (keys[10]) rt[port]=255;
if (keys[11]) lt[port]=255;
return true;
#else
while(read(kbfd,&ie,sizeof(ie))==sizeof(ie)) {
printf("type %i key %i state %i\n", ie.type, ie.code, ie.value);
}
#endif
}
bool HandleJoystick(u32 port)
{
struct js_event JE;
// Joystick must be connected
if(JoyFD<0) return false;
while(read(JoyFD,&JE,sizeof(JE))==sizeof(JE))
if (JE.number<MAP_SIZE)
{
switch(JE.type & ~JS_EVENT_INIT)
{
case JS_EVENT_AXIS:
{
u32 mt=JMapAxis[JE.number]>>16;
u32 mo=JMapAxis[JE.number]&0xFFFF;
//printf("AXIS %d,%d\n",JE.number,JE.value);
s8 v=(s8)(JE.value/256); //-127 ... + 127 range
if (mt==0)
{
kcode[port]|=mo;
kcode[port]|=mo*2;
if (v<-64)
{
kcode[port]&=~mo;
}
else if (v>64)
{
kcode[port]&=~(mo*2);
}
// printf("Mapped to %d %d %d\n",mo,kcode[port]&mo,kcode[port]&(mo*2));
}
else if (mt==1)
{
if (v>=0) v++; //up to 255
// printf("AXIS %d,%d Mapped to %d %d %d\n",JE.number,JE.value,mo,v,v+127);
if (mo==0)
lt[port]=v+127;
else if (mo==1)
rt[port]=v+127;
}
else if (mt==2)
{
// printf("AXIS %d,%d Mapped to %d %d [%d]",JE.number,JE.value,mo,v);
if (mo==0)
joyx[port]=v;
else if (mo==1)
joyy[port]=v;
}
}
break;
case JS_EVENT_BUTTON:
{
u32 mt=JMapBtn[JE.number]>>16;
u32 mo=JMapBtn[JE.number]&0xFFFF;
// printf("BUTTON %d,%d\n",JE.number,JE.value);
if (mt==0)
{
// printf("Mapped to %d\n",mo);
if (JE.value)
kcode[port]&=~mo;
else
kcode[port]|=mo;
}
else if (mt==1)
{
// printf("Mapped to %d %d\n",mo,JE.value?255:0);
if (mo==0)
lt[port]=JE.value?255:0;
else if (mo==1)
rt[port]=JE.value?255:0;
}
}
break;
}
}
return true;
}
extern bool KillTex;
#ifdef TARGET_PANDORA
static Cursor CreateNullCursor(Display *display, Window root)
{
Pixmap cursormask;
XGCValues xgc;
GC gc;
XColor dummycolour;
Cursor cursor;
cursormask = XCreatePixmap(display, root, 1, 1, 1/*depth*/);
xgc.function = GXclear;
gc = XCreateGC(display, cursormask, GCFunction, &xgc);
XFillRectangle(display, cursormask, gc, 0, 0, 1, 1);
dummycolour.pixel = 0;
dummycolour.red = 0;
dummycolour.flags = 04;
cursor = XCreatePixmapCursor(display, cursormask, cursormask,
&dummycolour,&dummycolour, 0,0);
XFreePixmap(display,cursormask);
XFreeGC(display,gc);
return cursor;
}
#endif
void UpdateInputState(u32 port)
{
static char key = 0;
kcode[port]=0xFFFF;
rt[port]=0;
lt[port]=0;
#if defined(TARGET_GCW0) || defined(TARGET_PANDORA)
HandleJoystick(port);
HandleKb(port);
return;
#endif
for(;;)
{
key = 0;
read(STDIN_FILENO, &key, 1);
if (0 == key || EOF == key) break;
if ('k' == key) KillTex=true;
#ifdef TARGET_PANDORA
if (' ' == key) { kcode[port] &= ~Btn_C; }
if ('6' == key) { kcode[port] &= ~Btn_A; }
if ('O' == key) { kcode[port] &= ~Btn_B; }
if ('5' == key) { kcode[port] &= ~Btn_Y; }
if ('H' == key) { kcode[port] &= ~Btn_X; }
if ('A' == key) { kcode[port] &= ~DPad_Up; }
if ('B' == key) { kcode[port] &= ~DPad_Down; }
if ('D' == key) { kcode[port] &= ~DPad_Left; }
if ('C' == key) { kcode[port] &= ~DPad_Right; }
#else
if ('b' == key) { kcode[port] &= ~Btn_C; }
if ('v' == key) { kcode[port] &= ~Btn_A; }
if ('c' == key) { kcode[port] &= ~Btn_B; }
if ('x' == key) { kcode[port] &= ~Btn_Y; }
if ('z' == key) { kcode[port] &= ~Btn_X; }
if ('i' == key) { kcode[port] &= ~DPad_Up; }
if ('k' == key) { kcode[port] &= ~DPad_Down; }
if ('j' == key) { kcode[port] &= ~DPad_Left; }
if ('l' == key) { kcode[port] &= ~DPad_Right; }
#endif
if (0x0A== key) { kcode[port] &= ~Btn_Start; }
#ifdef TARGET_PANDORA
if ('q' == key){ die("death by escape key"); }
#endif
//if (0x1b == key){ die("death by escape key"); } //this actually quits when i press left for some reason
if ('a' == key) rt[port]=255;
if ('s' == key) lt[port]=255;
#if !defined(HOST_NO_REC)
if ('b' == key) emit_WriteCodeCache();
if ('n' == key) bm_Reset();
if ('m' == key) bm_Sort();
if (',' == key) { emit_WriteCodeCache(); bm_Sort(); }
#endif
}
}
void os_DoEvents()
{
}
void os_SetWindowText(const char * text)
{
if (0==x11_win || 0==x11_disp || 1)
printf("%s\n",text);
#if defined(SUPPORT_X11)
else {
XChangeProperty((Display*)x11_disp, (Window)x11_win,
XInternAtom((Display*)x11_disp, "WM_NAME", False), //WM_NAME,
XInternAtom((Display*)x11_disp, "UTF8_STRING", False), //UTF8_STRING,
8, PropModeReplace, (const unsigned char *)text, strlen(text));
}
#endif
}
int ndcid=0;
void os_CreateWindow()
{
#if defined(SUPPORT_X11)
if (cfgLoadInt("pvr","nox11",0)==0)
{
// X11 variables
Window x11Window = 0;
Display* x11Display = 0;
long x11Screen = 0;
XVisualInfo* x11Visual = 0;
Colormap x11Colormap = 0;
/*
Step 0 - Create a NativeWindowType that we can use it for OpenGL ES output
*/
Window sRootWindow;
XSetWindowAttributes sWA;
unsigned int ui32Mask;
int i32Depth;
// Initializes the display and screen
x11Display = XOpenDisplay( 0 );
if (!x11Display && !(x11Display = XOpenDisplay( ":0" )))
{
printf("Error: Unable to open X display\n");
return;
}
x11Screen = XDefaultScreen( x11Display );
// Gets the window parameters
sRootWindow = RootWindow(x11Display, x11Screen);
i32Depth = DefaultDepth(x11Display, x11Screen);
x11Visual = new XVisualInfo;
XMatchVisualInfo( x11Display, x11Screen, i32Depth, TrueColor, x11Visual);
if (!x11Visual)
{
printf("Error: Unable to acquire visual\n");
return;
}
x11Colormap = XCreateColormap( x11Display, sRootWindow, x11Visual->visual, AllocNone );
sWA.colormap = x11Colormap;
// Add to these for handling other events
sWA.event_mask = StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask;
ui32Mask = CWBackPixel | CWBorderPixel | CWEventMask | CWColormap;
#ifdef TARGET_PANDORA
int width=800;
int height=480;
#else
int width=cfgLoadInt("x11","width", WINDOW_WIDTH);
int height=cfgLoadInt("x11","height", WINDOW_HEIGHT);
#endif
if (width==-1)
{
width=XDisplayWidth(x11Display,x11Screen);
height=XDisplayHeight(x11Display,x11Screen);
}
// Creates the X11 window
x11Window = XCreateWindow( x11Display, RootWindow(x11Display, x11Screen), (ndcid%3)*640, (ndcid/3)*480, width, height,
0, CopyFromParent, InputOutput, CopyFromParent, ui32Mask, &sWA);
#ifdef TARGET_PANDORA
// fullscreen
Atom wmState = XInternAtom(x11Display, "_NET_WM_STATE", False);
Atom wmFullscreen = XInternAtom(x11Display, "_NET_WM_STATE_FULLSCREEN", False);
XChangeProperty(x11Display, x11Window, wmState, XA_ATOM, 32, PropModeReplace, (unsigned char *)&wmFullscreen, 1);
XMapRaised(x11Display, x11Window);
#else
XMapWindow(x11Display, x11Window);
#endif
XFlush(x11Display);
//(EGLNativeDisplayType)x11Display;
x11_disp=(void*)x11Display;
x11_win=(void*)x11Window;
}
else
printf("Not creating X11 window ..\n");
#endif
}
termios tios, orig_tios;
int setup_curses()
{
//initscr();
//cbreak();
//noecho();
/* Get current terminal settings */
if (tcgetattr(STDIN_FILENO, &orig_tios)) {
printf("Error getting current terminal settings\n");
return -1;
}
memcpy(&tios, &orig_tios, sizeof(struct termios));
tios.c_lflag &= ~ICANON; //(ECHO|ICANON);&= ~(ICANON | ECHO | ECHOE | ECHOK | ECHONL | ECHOPRT | ECHOKE | ICRNL);
tios.c_cc[VTIME] = 0;
tios.c_cc[VMIN] = 0;
if (tcsetattr(STDIN_FILENO, TCSANOW, &tios)) {
printf("Error applying terminal settings\n");
return -2;
}
if (tcgetattr(STDIN_FILENO, &tios)) {
tcsetattr(0, TCSANOW, &orig_tios);
printf("Error while asserting terminal settings\n");
return -3;
}
if ((tios.c_lflag & ICANON) || !(tios.c_lflag & ECHO)) {
tcsetattr(STDIN_FILENO, TCSANOW, &orig_tios);
printf("Could not apply all terminal settings\n");
return -4;
}
fcntl(STDIN_FILENO, F_SETFL, O_NONBLOCK);
return 1;
}
void common_linux_setup();
int dc_init(int argc,wchar* argv[]);
void dc_run();
#ifdef TARGET_PANDORA
void gl_term();
void clean_exit(int sig_num) {
void *array[10];
size_t size;
// close files
if (JoyFD>=0) close(JoyFD);
if (kbfd>=0) close(kbfd);
if(audio_fd>=0) close(audio_fd);
// Close EGL context ???
if (sig_num!=0)
gl_term();
// close XWindow
if (x11_win) {
XDestroyWindow(x11_disp, x11_win);
x11_win = 0;
}
if (x11_disp) {
XCloseDisplay(x11_disp);
x11_disp = 0;
}
// finish cleaning
if (sig_num!=0) {
write(2, "\nSignal received\n", sizeof("\nSignal received\n"));
size = backtrace(array, 10);
backtrace_symbols_fd(array, size, STDERR_FILENO);
exit(1);
}
}
void init_sound()
{
if((audio_fd=open("/dev/dsp",O_WRONLY))<0)
printf("Couldn't open /dev/dsp.\n");
else
{
printf("sound enabled, dsp openned for write\n");
int tmp=44100;
int err_ret;
err_ret=ioctl(audio_fd,SNDCTL_DSP_SPEED,&tmp);
printf("set Frequency to %i, return %i (rate=%i)\n", 44100, err_ret, tmp);
int channels=2;
err_ret=ioctl(audio_fd, SNDCTL_DSP_CHANNELS, &channels);
printf("set dsp to stereo (%i => %i)\n", channels, err_ret);
int format=AFMT_S16_LE;
err_ret=ioctl(audio_fd, SNDCTL_DSP_SETFMT, &format);
printf("set dsp to %s audio (%i/%i => %i)\n", "16bits signed" ,AFMT_S16_LE, format, err_ret);
}
}
#endif
int main(int argc, wchar* argv[])
{
//if (argc==2)
//ndcid=atoi(argv[1]);
if (setup_curses() < 0) die("failed to setup curses!\n");
#ifdef TARGET_PANDORA
signal(SIGSEGV, clean_exit);
signal(SIGKILL, clean_exit);
init_sound();
#endif
#if defined(USES_HOMEDIR)
string home = (string)getenv("HOME");
if(home.c_str())
{
home += "/.reicast";
mkdir(home.c_str(), 0755); // create the directory if missing
SetHomeDir(home);
}
else
SetHomeDir(".");
#else
SetHomeDir(".");
#endif
printf("Home dir is: %s\n",GetPath("/").c_str());
common_linux_setup();
SetupInput();
settings.profile.run_counts=0;
dc_init(argc,argv);
dc_run();
#ifdef TARGET_PANDORA
clean_exit(0);
#endif
return 0;
}
u32 os_Push(void* frame, u32 samples, bool wait)
{
#ifdef TARGET_PANDORA
write(audio_fd, frame, samples*4);
#endif
return 1;
}
#endif
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