Revision 135
more organized
| lab5.c | ||
|---|---|---|
| 401 | 401 |
int i = Nt-1; |
| 402 | 402 |
int good = 1; |
| 403 | 403 |
while (good) {
|
| 404 |
|
|
| 405 | 404 |
/* Get a request message. */ |
| 406 | 405 |
if ((r = driver_receive(ANY, &msg, &ipc_status)) != 0) {
|
| 407 | 406 |
printf("driver_receive failed with %d", r);
|
| ... | ... | |
| 410 | 409 |
if (is_ipc_notify(ipc_status)) { /* received notification */
|
| 411 | 410 |
switch (_ENDPOINT_P(msg.m_source)) {
|
| 412 | 411 |
case HARDWARE: /* hardware interrupt notification */ |
| 412 |
if (msg.m_notify.interrupts & kbc_irq) { /* subscribed interrupt */
|
|
| 413 |
kbc_ih(); |
|
| 414 |
if (scancode[0] == ESC_BREAK_CODE) good = 0; |
|
| 415 |
} |
|
| 413 | 416 |
if (msg.m_notify.interrupts & timer_irq) { /* subscribed interrupt */
|
| 414 |
timer_int_handler(); |
|
| 415 | 417 |
if(no_interrupts == dt){
|
| 416 | 418 |
no_interrupts = 0; |
| 417 | 419 |
i = (i+1)%Nt; |
| 418 |
if(i == 0 && (dx || dy)){
|
|
| 420 |
if(i == 0){
|
|
| 421 |
sprite_set_pos(sp,x,y); |
|
| 422 |
sprite_draw(sp); |
|
| 423 |
static int cnt = 0; |
|
| 424 |
cnt++; printf("printed %d times\n", cnt);
|
|
| 419 | 425 |
if(dx) draw_rectangle(min(x,x+dframe),y , abs(dframe) , sprite_get_h(sp), 0); |
| 420 | 426 |
if(dy) draw_rectangle(x ,min(y,y+dframe),sprite_get_w(sp), abs(dframe) , 0); |
| 421 | 427 |
if(dx) x += dframe; |
| 422 | 428 |
if(dy) y += dframe; |
| 423 |
if(dx && (x-xi)*(x-xf) >= 0){
|
|
| 424 |
x = xf; |
|
| 425 |
dx = 0; |
|
| 426 |
} |
|
| 427 |
if(dy && (y-yi)*(y-yf) >= 0){
|
|
| 428 |
y = yf; |
|
| 429 |
dy = 0; |
|
| 430 |
} |
|
| 431 |
sprite_set_pos(sp,x,y); |
|
| 432 |
sprite_draw(sp); |
|
| 429 |
if(dx && (x-xi)*(x-xf) >= 0){ x = xf; dx = 0; }
|
|
| 430 |
if(dy && (y-yi)*(y-yf) >= 0){ y = yf; dy = 0; }
|
|
| 433 | 431 |
} |
| 434 | 432 |
} |
| 433 |
timer_int_handler(); |
|
| 435 | 434 |
} |
| 436 |
if (msg.m_notify.interrupts & kbc_irq) { /* subscribed interrupt */
|
|
| 437 |
kbc_ih(); |
|
| 438 |
if (scancode[0] == ESC_BREAK_CODE) good = 0; |
|
| 439 |
} |
|
| 440 | 435 |
break; |
| 441 | 436 |
default: |
| 442 | 437 |
break; /* no other notifications expected: do nothing */ |
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