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flycast/core/sdl/main.cpp

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#include "types.h"
#include "cfg/cfg.h"
#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>
#include <SDL/SDL.h>
#include <EGL/egl.h>
#include <signal.h>
#include <execinfo.h>
#include "hw/mem/_vmem.h"
#ifdef TARGET_PANDORA
#define WINDOW_WIDTH 800
#else
#define WINDOW_WIDTH 640
#endif
#define WINDOW_HEIGHT 480
void* x11_win=(NativeWindowType)NULL,* x11_disp=EGL_DEFAULT_DISPLAY;
SDL_Surface *screen=NULL;
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];
extern bool KillTex;
extern void dc_term();
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 SDL_Joystick *JoySDL = 0;
extern bool FrameSkipping;
#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;
#ifdef TARGET_PANDORA
u32 JSensitivity[256]; // To have less sensitive value on nubs
#endif
void SetupInput()
{
for (int port=0;port<4;port++)
{
kcode[port]=0xFFFF;
rt[port]=0;
lt[port]=0;
}
// Open joystick device
int numjoys = SDL_NumJoysticks();
printf("Number of Joysticks found = %i\n", numjoys);
if (numjoys > 0)
JoySDL = SDL_JoystickOpen(0);
printf("Joystick openned\n");
if(JoySDL)
{
int AxisCount,ButtonCount;
const char* Name;
AxisCount = 0;
ButtonCount = 0;
// Name[0] = '\0';
AxisCount = SDL_JoystickNumAxes(JoySDL);
ButtonCount = SDL_JoystickNumButtons(JoySDL);
Name = SDL_JoystickName(0);
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");
}
} else printf("SDK: No Joystick Found\n");
#ifdef TARGET_PANDORA
float v;
int j;
for (int i=0; i<128; i++) {
v=((float)i)/127.0f;
v=(v+v*v)/2.0f;
j=(int)(v*127.0f);
if (j>127) j=127;
JSensitivity[128-i]=-j;
JSensitivity[128+i]=j;
}
#endif
SDL_ShowCursor( 0 );
if (SDL_WM_GrabInput( SDL_GRAB_ON ) != SDL_GRAB_ON)
printf("SDK: Error while grabbing mouse\n");
}
extern char OSD_Info[128];
extern int OSD_Delay;
extern char OSD_Counters[256];
extern int OSD_Counter;
bool HandleEvents(u32 port) {
static int keys[13];
static int mouse_use = 0;
SDL_Event event;
int k, value;
int xx, yy;
char *num_mode[] = {"Off", "Up/Down => RT/LT", "Left/Right => LT/RT", "U/D/L/R => A/B/X/Y"};
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_QUIT:
die("death by SDL request");
break;
case SDL_KEYDOWN:
case SDL_KEYUP:
k = event.key.keysym.sym;
value = (event.type==SDL_KEYDOWN)?1:0;
//printf("type %i key %i \n", event.type, k);
switch (k) {
#if defined(TARGET_PANDORA)
case SDLK_SPACE: keys[0]=value; break;
case SDLK_UP: keys[1]=value; break;
case SDLK_DOWN: keys[2]=value; break;
case SDLK_LEFT: keys[3]=value; break;
case SDLK_RIGHT: keys[4]=value; break;
case SDLK_PAGEUP: keys[5]=value; break;
case SDLK_PAGEDOWN: keys[6]=value; break;
case SDLK_END: keys[7]=value; break;
case SDLK_HOME: keys[8]=value; break;
case SDLK_MENU:
case SDLK_ESCAPE: keys[9]=value; break;
case SDLK_RSHIFT: keys[11]=value; break;
case SDLK_RCTRL: keys[10]=value; break;
case SDLK_LALT: keys[12]=value; break;
case SDLK_k: KillTex=true; break;
case SDLK_n: if (value) {mouse_use=(mouse_use+1)%4; snprintf(OSD_Info, 128, "Right Nub mode: %s\n", num_mode[mouse_use]); OSD_Delay=300;}; break;
case SDLK_s: if (value) {settings.aica.NoSound=!settings.aica.NoSound; snprintf(OSD_Info, 128, "Sound %s\n", (settings.aica.NoSound)?"Off":"On"); OSD_Delay=300;};break;
case SDLK_f: if (value) {FrameSkipping=!FrameSkipping; snprintf(OSD_Info, 128, "FrameSkipping %s\n", (FrameSkipping)?"On":"Off"); OSD_Delay=300;};break;
case SDLK_c: if (value) {OSD_Counter=1-OSD_Counter;};break;
#else
#error *TODO*
#endif
}
break;
case SDL_JOYBUTTONDOWN:
case SDL_JOYBUTTONUP:
value = (event.type==SDL_JOYBUTTONDOWN)?1:0;
k = event.jbutton.button;
{
u32 mt=JMapBtn[k]>>16;
u32 mo=JMapBtn[k]&0xFFFF;
// printf("BUTTON %d,%d\n",JE.number,JE.value);
if (mt==0)
{
// printf("Mapped to %d\n",mo);
if (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]=value?255:0;
else if (mo==1)
rt[port]=value?255:0;
}
}
break;
case SDL_JOYAXISMOTION:
k = event.jaxis.axis;
value = event.jaxis.value;
{
u32 mt=JMapAxis[k]>>16;
u32 mo=JMapAxis[k]&0xFFFF;
//printf("AXIS %d,%d\n",JE.number,JE.value);
s8 v=(s8)(value/256); //-127 ... + 127 range
#ifdef TARGET_PANDORA
v=JSensitivity[128+v];
#endif
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 SDL_MOUSEMOTION:
xx = event.motion.xrel;
yy = event.motion.yrel;
// some caping and dead zone...
if (abs(xx)<4) xx = 0;
if (abs(yy)<4) yy = 0;
xx = xx*255/20; yy = yy*255/20;
if (xx>255) xx = 255; if (xx<-255) xx = -255;
if (yy>255) yy = 255; if (yy<-255) yy = -255;
//if (abs(xx)>0 || abs(yy)>0) printf("mouse %i, %i\n", xx, yy);
switch (mouse_use) {
case 0: // nothing
break;
case 1: // Up=RT, Down=LT
if (yy<0) rt[port]=-yy;
if (yy>0) lt[port]=yy;
break;
case 2: // Left=LT, Right=RT
if (xx<0) lt[port]=-xx;
if (xx>0) rt[port]=xx;
break;
case 3: // Nub = ABXY
if (xx<-127) kcode[port] &= ~Btn_X;
if (xx>127) kcode[port] &= ~Btn_B;
if (yy<-127) kcode[port] &= ~Btn_Y;
if (yy>127) kcode[port] &= ~Btn_A;
break;
}
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");
//printf("death by escape key\n");
// clean exit
dc_term();
// is there a proper way to exit? dc_term() doesn't end the dc_run() loop it seems
die("death by escape key");
}
if (keys[10]) rt[port]=255;
if (keys[11]) lt[port]=255;
return true;
}
void UpdateInputState(u32 port)
{
static char key = 0;
kcode[port]=0xFFFF;
rt[port]=0;
lt[port]=0;
HandleEvents(port);
}
void os_DoEvents()
{
}
void os_SetWindowText(const char * text)
{
#ifndef TARGET_PANDORA
SDL_WM_SetCaption(text, NULL); // *TODO* Set Icon also...
#endif
#ifdef TARGET_PANDORA
strncpy(OSD_Counters, text, 256);
#endif
}
int ndcid=0;
void os_CreateWindow()
{
#ifdef TARGET_PANDORA
int width=800;
int height=480;
int flags=SDL_FULLSCREEN;
#else
int width=cfgLoadInt("x11","width", WINDOW_WIDTH);
int height=cfgLoadInt("x11","height", WINDOW_HEIGHT);
int flags=SDL_SWSURFACE;
#endif
screen = SDL_SetVideoMode(width, height, 0, flags);
if (!screen)
die("error creating SDL screen");
printf("Created SDL Windows (%ix%i) successfully\n", width, height);
}
void common_linux_setup();
int dc_init(int argc,wchar* argv[]);
void dc_run();
void gl_term();
void clean_exit(int sig_num) {
void *array[10];
size_t size;
// close files
if (JoySDL) SDL_JoystickClose(JoySDL);
// Close EGL context ???
if (sig_num!=0)
gl_term();
SDL_Quit();
}
int main(int argc, wchar* argv[])
{
//if (argc==2)
//ndcid=atoi(argv[1]);
#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();
printf("common linux setup done\n");
settings.profile.run_counts=0;
dc_init(argc,argv);
if (SDL_Init(SDL_INIT_VIDEO|SDL_INIT_JOYSTICK|SDL_INIT_NOPARACHUTE)==-1)
die("error initializing SDL");
SetupInput();
FrameSkipping=false;
dc_run();
clean_exit(0);
return 0;
}
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