COLOUR GScreenDC::Colour(COLOUR c, int Bits)
{
COLOUR Prev = Colour();
if (Bits < 1) Bits = GetBits();
c = CBit(24, c, Bits);
rgb_color Rgb;
Rgb.red = R24(c);
Rgb.green = G24(c);
Rgb.blue = B24(c);
d->View->SetHighColor(Rgb);
return Prev;
}
int main(int argc, char *argv[]) {
int debug = 0;
int ret;
{{{ // parse arguments
struct option long_options[] = {
{ "help", 0, 0, 0},
{ 0, 0, 0, 0 }
};
while (1) {
int opt_index=0;
int c = getopt_long(argc, argv, "d", long_options, &opt_index);
if (c == -1)
break;
switch (c) {
case 0:
if (opt_index==2) {
usage(argv[0]);
}
break;
case 'd':
debug = 1;
break;
case '?':
exit(EXIT_FAILURE);
default:
printf("??? getopt returned character code 0x%x ???\n", c);
}
}
}}}
// no output buffering please
setbuf(stdout,0);
printf("LED Display: clock program with game-of-life simulation\n");
// initialise device
if (ldisplay_init() != SUCCESS) {
fprintf(stderr, "\033[1;31mDevice failed to initialise!\033[0m\n");
return 1;
}
struct sigaction sigact = {
.sa_handler = sighandler
};
// prepare for signals
sigaction(SIGHUP, &sigact, NULL);
sigaction(SIGINT, &sigact, NULL);
// reset it to a known initial state
if ((ret = ldisplay_reset())) {
fprintf(stderr, "\033[1;31mDevice failed to reset: %d\033[0m\n", ret);
ldisplay_cleanup();
return 1;
}
ldisplay_setBrightness(LDISPLAY_DIM);
int oldtime_int=0;
time_t oldtime_t=0;
uint32_t buffer[7] = {0};
bool matrix[21][7];
while (1) {
time_t t = time(NULL);
struct tm *curTime = localtime(&t);
int time = (100*curTime->tm_hour) + curTime->tm_min;
int i;
uint32_t j;
if (oldtime_int != time){
/* Every minute, on the minute, set the time to the display */
oldtime_t = t+1;
oldtime_int = time;
for (i=0; i<7; i++){
buffer[i] = B24(00000, 00000000, 00000000);
}
_overlay(time_font_colon, buffer, 0, 0);
_overlay(time_segment_font_digits[(time )%10], buffer, 0, 0);
_overlay(time_segment_font_digits[(time/10 )%10], buffer, - 5, 0);
_overlay(time_segment_font_digits[(time/100 )%10], buffer, -12, 0);
_overlay(time_segment_font_digits[(time/1000)%10], buffer, -17, 0);
} else
if ((buffer[0] | buffer[1] | buffer[2] | buffer[3] | buffer[4] | buffer[5] | buffer[6]) == 0){
/* oops, display is empty. Add a lonely glider */
buffer[0] = B24(00000, 00000000, 00000000);
buffer[1] = B24(00000, 00000000, 00000000);
buffer[2] = B24(00000, 00010000, 00000000);
buffer[3] = B24(00000, 00001000, 00000000);
buffer[4] = B24(00000, 00111000, 00000000);
buffer[5] = B24(00000, 00000000, 00000000);
buffer[6] = B24(00000, 00000000, 00000000);
}
ldisplay_setDisplay(buffer);
if (debug == 1){
printf("[H[J");
}
for(i=0; i<7; i++){
uint32_t val;
char s[22];
sprintf(s, " ");
j=0;
val=buffer[i];
while (val > 0){
if (val & 1){
s[21-j] = 'O';
matrix[j][i] = true;
} else {
s[21-j] = ' ';
matrix[j][i] = false;
}
j++;
val = val >> 1;
}
if (debug == 1){
printf("%s\n", s);
}
}
usleep(100000);
if (oldtime_t < t){
oldtime_t = t;
// Conways game of life
bool newmatrix[21][7];
for (i = 0; i<7; i++){
for (j=0; j<21; j++){
newmatrix[j][i] = matrix[j][i];
}
}
for (i = 0; i<7; i++){
buffer[i] = B24(00000, 00000000, 00000000);
for (j=0; j<21; j++){
int neighbors = 0;
int l, r, t, b;
if (i == 0){ t = 6; }
else { t = i - 1; }
if (i == 6){ b = 0; }
else { b = i + 1; }
if (j == 0){ l = 20; }
else { l = j - 1; }
if (j == 20){ r = 0; }
else { r = j + 1; }
if (matrix[l][t]) neighbors++;
if (matrix[l][i]) neighbors++;
if (matrix[l][b]) neighbors++;
if (matrix[j][t]) neighbors++;
//if (matrix[j][i]) neighbors++; // not counting ourself
if (matrix[j][b]) neighbors++;
if (matrix[r][t]) neighbors++;
if (matrix[r][i]) neighbors++;
if (matrix[r][b]) neighbors++;
if (!(matrix[j][i])){
if (neighbors == 3){
newmatrix[j][i] = true;
} else {
newmatrix[j][i] = false;
}
} else {
if (neighbors < 2){
newmatrix[j][i] = false;
} else if (neighbors <= 3){
newmatrix[j][i] = true;
} else {
newmatrix[j][i] = false;
}
}
// different ruleset
/*
if (neighbors % 2 == 0){
matrix[i][j] = false;
} else {
matrix[i][j] = true;
}
*/
buffer[i] |= (newmatrix[j][i] ? 1 << j : 0);
}
}
for (i = 0; i<7; i++){
for (j=0; j<21; j++){
matrix[j][i] = newmatrix[j][i];
}
}
}
}
ldisplay_reset();
ldisplay_cleanup();
return 0;
}
int main(int argc, char *argv[]) {
// no output buffering please
setbuf(stdout,0);
// no output if we are just performing an action
canprint=(argc<2);
rprintf("libleddisplay: LED Display Linux Showcase program\n");
rprintf("Written by Dave Ingram\n");
rprintf("---------------------------------------------------\n");
rprintf(" http://www.dmi.me.uk/code/linux/leddisplay/ \n\n");
// initialise device
if (ldisplay_init() != SUCCESS) {
fprintf(stderr, "\033[1;31mDevice failed to initialise!\033[0m\n");
return 1;
}
rprintf("Connected to the display\n");
rprintf("Resetting...\n");
// only delay if required
if (canprint)
usleep(10000);
// reset it to a known initial state
ldisplay_reset();
if (argc<2) {
int32_t i;
#if 0
uint32_t frame[10][7] = {
{
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100)
},
{
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010)
},
{
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001)
},
{
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100)
},
{
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010)
},
{
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001)
},
{
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100),
B24(00100, 10010010, 01001001),
B24(01001, 00100100, 10010010),
B24(10010, 01001001, 00100100)
}
};
#endif
/*
printf("All on...\n");
for (i=0; i<5; i++) {
setAll(1);
usleep(400000);
}
*/
if (0) {
//ldisplay__test__overlay();
}
if (1) {
char *message[] = {
" ",
" I",
" In",
" Ini",
" Init",
"Initi",
"nitia",
"itial",
"tiali",
"ialis",
"alisi",
"lisin",
"ising",
"sing.",
"ing..",
"ng...",
"g... ",
"... ",
".. ",
". ",
" #",
" #@",
" #@$",
" #@$%",
"#@$%&",
"@$%&=",
"$%&= ",
"%&= ",
"&= ",
"= ",
" "
};
int m=0;
for (m=0; m<31; m++) {
ldisplay_showChars(message[m], 6); usleep(100000);
ldisplay_showChars(message[m], 5); usleep(100000);
ldisplay_showChars(message[m], 4); usleep(100000);
ldisplay_showChars(message[m], 3); usleep(100000);
ldisplay_showChars(message[m], 2); usleep(100000);
}
}
#if 0
ldisplay_setBrightness(LDISPLAY_BRIGHT);
for (i=10; i>=0; --i) {
ldisplay_showTime(i, (i/10)%2);
usleep(400000);
ldisplay_showTime(i, (i/10)%2);
usleep(400000);
}
int j=2;
ldisplay_setBrightness(LDISPLAY_MEDIUM);
printf("Animate...\n");
while (j) {
for (i=0; i<6; i++) {
ldisplay_setDisplay(frame[i]);
usleep(150000);
/*
setDisplay(frame[i]);
usleep(400000);
*/
}
--j;
}
#endif
if (0) {
ldisplay_setBrightness(LDISPLAY_DIM);
printf("Current time (dim)\n");
int oldtime_int=0;
while (1) {
time_t t = time(NULL);
struct tm *curTime = localtime(&t);
int curtime_int = (100*curTime->tm_hour) + curTime->tm_min;
// check time again every few seconds
for (i=0; i<5; ++i) {
if (oldtime_int!=curtime_int)
ldisplay_setBrightness(LDISPLAY_BRIGHT);
ldisplay_showTime(curtime_int, 0);
usleep(100000);
if (oldtime_int!=curtime_int) {
oldtime_int = curtime_int;
ldisplay_setBrightness(LDISPLAY_DIM);
}
ldisplay_showTime(curtime_int, 0);
usleep(300000);
}
}
}
usleep(500000);
ldisplay_reset();
} else {
/*
if (strcmp(argv[1], "up")==0) {
up();
} else if (strcmp(argv[1], "down")==0) {
down();
} else if (strcmp(argv[1], "left")==0) {
left();
} else if (strcmp(argv[1], "right")==0) {
right();
} else if (strcmp(argv[1], "prime")==0) {
prime();
} else if (strcmp(argv[1], "fire")==0) {
fire();
} else {
reset();
}
*/
}
rprintf("Cleaning up...\n");
ldisplay_cleanup();
rprintf("Done.\n");
return 0;
}
int
main(int argc, char** argv)
{
(void)argc;
(void)argv;
assert(32 == util_floor2(42));
assert(B8(1) == 1);
assert(B8(10) == 2);
assert(B8(100) == 4);
assert(B8(1000) == 8);
assert(B8(10000) == 16);
assert(B8(100000) == 32);
assert(B8(1000000) == 64);
assert(3 == util_cardinality(42));
assert(3 == util_cardinality(41));
assert(3 == util_cardinality(37));
assert(3 == util_cardinality(35));
for (unsigned v = 0; v < 256; ++v) {
assert(morton_encode(v << 0 * CHAR_BIT) == morton_expand(v) << 0);
assert(morton_encode(v << 1 * CHAR_BIT) == morton_expand(v) << 1);
assert(morton_encode(v << 2 * CHAR_BIT) == morton_expand(v) << 2);
}
assert(0x249249 == util_part3(0xff));
for (unsigned v = 0; v < 0x1000000; ++v) {
assert(morton_decode(morton_encode(v)) == v);
}
assert(B24(00000000, 00000000, 00000000) ==
morton_encode(B24(00000000, 00000000, 00000000)));
assert(B24(00000000, 00000010, 01001001) ==
morton_encode(B24(00000000, 00000000, 00001111)));
assert(B24(00100100, 10010000, 00000000) ==
morton_encode(B24(00000000, 00000000, 11110000)));
assert(B24(00100100, 10010010, 01001001) ==
morton_encode(B24(00000000, 00000000, 11111111)));
assert(B24(00000000, 00000100, 10010010) ==
morton_encode(B24(00000000, 00001111, 00000000)));
assert(B24(00000000, 00000110, 11011011) ==
morton_encode(B24(00000000, 00001111, 00001111)));
assert(B24(00100100, 10010100, 10010010) ==
morton_encode(B24(00000000, 00001111, 11110000)));
assert(B24(00100100, 10010110, 11011011) ==
morton_encode(B24(00000000, 00001111, 11111111)));
assert(B24(01001001, 00100100, 10010010) ==
morton_encode(B24(00000000, 11111111, 00000000)));
assert(B24(01101101, 10110110, 11011011) ==
morton_encode(B24(00000000, 11111111, 11111111)));
assert(B24(10010010, 01001001, 00100100) ==
morton_encode(B24(11111111, 00000000, 00000000)));
assert(B24(10110110, 11011011, 01101101) ==
morton_encode(B24(11111111, 00000000, 11111111)));
assert(B24(11011011, 01101101, 10110110) ==
morton_encode(B24(11111111, 11111111, 00000000)));
assert(B24(11111111, 11111111, 11111111) ==
morton_encode(B24(11111111, 11111111, 11111111)));
return EXIT_SUCCESS;
}