STATE* Init(int argc, char* argv[])
{
STATE* state;
state = (STATE*)malloc(sizeof(STATE));
if (!state)
return NULL;
memset(state, 0, sizeof(STATE));
srand(time(0));
state->Bx = 10;
state->By = 20;
state->queue = g_queue_new();
state->fieldwin = NULL;
state->queue_size = 5;
state->init_speed = INIT_SPEED;
state->delta = DELTA_SPEED;
state->init_level = 1;
state->line_clear_timeout = 0;
state->do_clear = CLEAR_FLASH;
state->do_rotate_timeout_reset = 0;
state->do_dissolve = 1;
state->do_pause_blocks = 0;
// setup the default keymap
state->keymap[TETRIS_KEY_QUIT] = KeyParse("q");
state->keymap[TETRIS_KEY_DROP] = KeyParse("d");
state->keymap[TETRIS_KEY_LOWER] = KeyParse("s");
state->keymap[TETRIS_KEY_ROTATE_CW] = KeyParse("k");
state->keymap[TETRIS_KEY_ROTATE_CCW] = KeyParse("e");
state->keymap[TETRIS_KEY_MOVE_LEFT] = KeyParse("j");
state->keymap[TETRIS_KEY_MOVE_RIGHT] = KeyParse("l");
state->keymap[TETRIS_KEY_PAUSE] = KeyParse("p");
state->keymap[TETRIS_KEY_RESET] = KeyParse("r");
if (! ParseOptions(state, argc, argv)) {
Cleanup(state);
return NULL;
}
// allocate the field data
state->field = (char*)malloc(state->Bx * state->By);
// game instance specific initiailzation
Reset(state);
// initialize the curses session
InitTerminal(state);
// orient the windows
DimensionWindows(state);
// TODO: we need to catch SIGWINCH,
// to be able to resize accordingly.
// signal(SIGWINCH, SignalHandler);
return state;
}
void main(void)
{
u16 trigpos;
u8 keycode;
SystemState = AutoRunMode;
// 现在还是使用软件触发
ADCState = Triggered; // ADCState = WaitTrigger;
CLK_Init(); // 主时钟初始化
TIM4_Init(); // TIM4 用于产生系统运行需要的定时信号
KEY_Init(); // 按键驱动初始化
KeyParse_Init(); // 按键处理模块初始化
LCD_Init(); // LCD驱动初始化
WDraw_Init(); // 波形显示模块初始化
TriggerInterruptInit(); // 外部触发中断初始化
ADC_Init(); // ADC采样程控模块初始化
DProc_Init(); // 数据处理模块初始化
enableInterrupts();
/* Infinite loop */
while (1)
{
if(flag_10ms_ok)
{
flag_10ms_ok = 0;
keycode = KEY_Scan();
switch(GET_KTYPE(keycode))
{
case KTYPE_NORMAL:
KeyParse(GET_KCODE(keycode));
default:
break;
}
}
switch(SystemState)
{
// to do
case AutoRunMode:
case ManualMode:
// 处理数据
if( ADCState == ADC_Buffer_Full )
{
trigpos = GetTriggerPostion(0, 64);
WDraw_DisplayUpdate(&ADC_Buffer[trigpos]);
ADCState = Triggered;
ADC_Index = 0;
}
break;
default:
break;
}
}
}
int ParseOptions(STATE *state, int argc, char *argv[])
{
int go_ret, width, height, delay, level;
const char *err_str;
char *next_key = NULL;
char *next_key_val = NULL;
static struct option longopts[] = {
{ "clear", required_argument, NULL, 'c' },
{ "level", required_argument, NULL, 'L' },
{ "width", required_argument, NULL, 'x' },
{ "height", required_argument, NULL, 'y' },
{ "delay", required_argument, NULL, 'd' },
{ "pause-show", no_argument, NULL, 'p' },
{ "keys", required_argument, NULL, 'k' },
{ NULL, 0, NULL, 0 }
};
while ((go_ret = getopt_long(argc, argv, "c:L:x:y:d:k:p", longopts, NULL)) != -1) {
switch (go_ret) {
case 'c':
if (! strcmp(optarg, "none")) {
state->do_clear = CLEAR_NONE;
} else if (! strcmp(optarg, "flash")) {
state->do_clear = CLEAR_FLASH;
} else if (! strcmp(optarg, "blank")) {
state->do_clear = CLEAR_BLANK;
} else {
fprintf(stderr, "<ntetris>\tInvalid line clear mode: \"%s\"\n",
optarg);
return 0;
}
break;
case 'L':
fprintf(stderr,"%s\n", optarg);
level = strtonum(optarg, 1, 1000, &err_str);
if (err_str) {
fprintf(stderr, "error parsing level field: %s\n", err_str);
return 0;
}
state->init_level = level;
break;
case 'x':
/* Let's use the bsd safe strtonum functions for this */
width = strtonum(optarg, 10, 1000, &err_str);
if (err_str) {
fprintf(stderr, "error parsing width field: %s\n", err_str);
return 0;
}
state->Bx = width;
break;
case 'y':
height = strtonum(optarg, 10, 1000, &err_str);
if (err_str) {
fprintf(stderr, "error parsing height field: %s\n", err_str);
return 0;
}
state->By = height;
break;
case 'd':
delay = strtonum(optarg, 0, 10, &err_str);
if (err_str) {
fprintf(stderr, "error parsing delay field: %s\n", err_str);
return 0;
}
state->line_clear_timeout = delay;
break;
case 'p':
state->do_pause_blocks = !state->do_pause_blocks;
break;
case 'k':
while ((next_key = strsep(&optarg, " ")) != NULL) {
size_t A;
next_key_val = strsep(&optarg, " ");
for (A = 0; A < TETRIS_KEYS; A++) {
if (! strcmp(keymap_desc[A], next_key)) {
state->keymap[A] = KeyParse(next_key_val);
break;
}
}
if (A >= TETRIS_KEYS) {
fprintf(stderr, "<ntetris>\tAction not supported: \"%s\".\n",
next_key);
return 0;
}
}
break;
default:
return 0;
break;
}
}
return 1;
}
