int draw_xpm(char* buf, int xi, int yi, char* xpm[])
{
int width, height;
char* pix = NULL;
if((pix = (char*) read_xpm(xpm, &width, &height)) == NULL)
return 1;
coord_t pos;
pos.x = xi;
pos.y = yi;
unsigned short i = 0;
unsigned short j = 0;
for(; i < height; i++)
{
for(; j < width; j++)
{
if(*pix != 0)
write_pixel(buf,pos,*pix);
pix++;
pos.x++;
}
j = 0;
pos.y++;
pos.x = xi;
}
return 0;
}
char vg_draw_xpm(unsigned short xi, unsigned short yi, char *xpm[]) {
int width, height;
char *pixmap;
if ((pixmap = read_xpm(xpm, &width, &height)) == NULL)
return 1;
char ret = vg_draw_pixmap(xi, yi, (unsigned short) width,
(unsigned short) height, pixmap);
free(pixmap);
return ret;
}
Sprite *create_sprite(char *pic[]) {
//allocate space for the "object"
Sprite *sp = (Sprite *) malloc(sizeof(Sprite));
if (sp == NULL)
return NULL;
// read the sprite pixmap
sp->map = read_xpm(pic, &(sp->width), &(sp->height));
if (sp->map == NULL) {
free(sp);
return NULL;
}
return sp;
}
Sprite * create_sprite(char *pic[], int xi, int yi){
Sprite *sp = (Sprite *) malloc ( sizeof(Sprite));
if( sp == NULL )
return NULL;
// read the sprite pixmap
sp->map = read_xpm(pic, &(sp->width), &(sp->height));
if( sp->map == NULL ) {
free(sp);
return NULL;
}
sp->x = xi;
sp->y = yi;
return sp;
}
int vg_draw_xpm(unsigned short xi,unsigned short yi, char *map[]){
int wd;
int ht;
char *pic;
pic = read_xpm(map,&wd,&ht);
unsigned int i,j;
for(i = 0; i < ht; i++) {
for(j = 0; j < wd; j++){
vg_draw_pixel(xi+j,yi+i,*pic);
pic++;
}
}
return 0;
}
Sprite *create_sprite(char * pic[], unsigned short xi, unsigned short yi) {
Sprite * sp = (Sprite *) malloc(sizeof(Sprite));
if (sp == NULL)
return NULL;
sp->map = read_xpm(pic, &(sp->width), &(sp->height), get_h_res(),
get_v_res());
if (sp->map == NULL) {
free(sp);
return NULL;
}
sp->x = xi;
sp->y = yi;
sp->xspeed = 0;
sp->yspeed = 0;
return sp;
}
Sprite * create_sprite(char *pic[], char *base)
{
//allocate space for the "object"
Sprite *sp = (Sprite *) malloc ( sizeof(Sprite));
if( sp == NULL )
return NULL;
sscanf(pic[0],"%d %d", &(sp->width), &(sp->height));
// read the sprite pixmap
sp->map = read_xpm(pic, &(sp->width), &(sp->height));
if( sp->map == NULL ) {
free(sp);
return NULL;
}
//generic values for now
sp->x=100;
sp->y=100;
sp->xspeed = 0;
sp->yspeed = 0;
return sp;
}
int test_move(unsigned short xi, unsigned short yi, char *xpm[],
unsigned short hor, short delta, unsigned short time) {
int width, height;
char* pixmap;
int ipc_status;
message msg;
int irq_set_timer = timer_subscribe_int();
int irq_set_keyboard = kb_subscribe_int();
int r;
unsigned short counter = 0;
long character;
float pixmap_speed, next_position;
if (vg_init(VBE_VIDEO_MODE) == NULL)
return 1;
if ((pixmap = (char*) read_xpm(xpm, &width, &height)) == NULL)
return 1;
pixmap_speed = (float) (delta) / (time * 60); //TODO encontrar TICKS_PER_SEC; nao existe
if (irq_set_timer >= 0)
irq_set_timer = BIT(irq_set_timer);
else
irq_set_timer = 0;
if (irq_set_keyboard >= 0)
irq_set_keyboard = BIT(irq_set_keyboard);
else
irq_set_keyboard = 0;
next_position = 0;
while (counter < time && character != ESC_BREAKCODE) { /* You may want to use a different condition */
/* Get a request message. */
if ((r = driver_receive(ANY, &msg, &ipc_status)) != 0) {
printf("driver_receive failed with: %d", r);
continue;
}
if (is_ipc_notify(ipc_status)) { /* received notification */
switch (_ENDPOINT_P(msg.m_source)) {
case HARDWARE: /* hardware interrupt notification */
if (msg.NOTIFY_ARG & irq_set_timer) { /* subscribed interrupt */
timed_scan_int_handler(&counter);
vg_move_pixmap(xi, yi, width, height, pixmap, hor, next_position);
vg_update_screen();
next_position += pixmap_speed;
}
if (msg.NOTIFY_ARG & irq_set_keyboard) { /* subscribed interrupt */
character = kb_int_handler();
}
break;
default:
break; /* no other notifications expected: do nothing */
}
} else { /* received a standard message, not a notification */
/* no standard messages expected: do nothing */
}
}
free(pixmap);
return vg_exit();
}
int test_move(unsigned short xi, unsigned short yi, char *xpm[],
unsigned short hor, short delta, unsigned short time1)
{
if(xpm == NULL)
return 1;
char* video_mem = NULL;
int failure =0;
int width, height;
char* pix = NULL;
if((pix = (char*) read_xpm(xpm, &width, &height)) == NULL)
return 1;
if((video_mem=(char *)vg_init(VBE_MODE_RES_1024x768)) == NULL)
{
printf("test_move(): vg_init() failed");
return 1;
}
int kbd_irq_set = 0;
int timer_irq_set=0;
if((kbd_irq_set = kbd_subscribe_int(0)) < 0){//subscribe kbd interrupts
printf("test_move(): kbd_subscribe_int() failed \n");
failure = 1;
}
if((timer_irq_set = timer_subscribe_int()) < 0){//subscribe timer 0 interrupts
printf("test_move(): timer_subscribe_int() failed \n");
failure = 1;
}
int ipc_status;
message msg;
int r;
double step = (double)delta/(time1*60);
double xfp = xi;
double yfp = yi;
if(!failure){
do{
/* Get a request message. */
if ( (r = driver_receive(ANY, &msg, &ipc_status)) != 0 ) {
printf("driver_receive failed with: %d", r);
continue;
}
if (is_ipc_notify(ipc_status)) { /* received notification */
switch (_ENDPOINT_P(msg.m_source)) {
case HARDWARE: /* hardware interrupt notification */
if (msg.NOTIFY_ARG & kbd_irq_set) /* subscribed kbd interrupt */
if(kbd_int_handler())
failure = 1;
if(msg.NOTIFY_ARG & timer_irq_set){
if(get_ticks() < time1 * 60){//enquanto tempo desjado nao passou
timer_int_handler();
blank_secondary_buf();//clear buffer
draw_pixmap(get_secondary_buf(),(int) xfp, (int) yfp, height, width, pix);
commit_to_video_mem();
if(hor)
xfp += step;//se movimento horizontal incrementar x
else yfp +=step;//senao incrementar y
}
}
break;
default:
break; /* no other notifications expected: do nothing */
}
} else {/* received a standard message, not a notification */
/* no standard messages expected: do nothing */
}
} while(get_scancode() != ESC_BREAK && !failure);
}
if(timer_unsubscribe_int()){//unsubscribe interrupts
printf("test_move(): timer_unsubscribe_int() failed\n");
failure = 1;
}
if(kbd_unsubscribe_int()){//unsubscribe interrupts
printf("test_move(): kbd_unsubscribe_int() failed\n");
failure = 1;
}
printf("Done\n");
if(vg_exit()){
printf("test_move(): vg_exit() failed");
return 1;
}
return failure;
}