void render_layer(int clayer, float alpha) {
char *s = layer[clayer].index;
char *e = layer[clayer].index + layer[clayer].size;
float G = NAN, X = NAN, Y = NAN, E = NAN, Z = NAN, lastX = NAN, lastY = NAN, lastE = NAN;
uint32_t seen = 0;
for (X = 0; X < 201.0; X += 10.0) {
gline(X, 0, X, 200, ((((int) X) % 50) == 0)?1:0.2, 0, 0, 0, 16);
gline(0, X, 200, X, ((((int) X) % 50) == 0)?1:0.2, 0, 0, 0, 16);
}
//printf("render layer %d (%g)\n", clayer + 1, alpha);
lastX = layer[clayer].startX;
lastY = layer[clayer].startY;
Z = layer[clayer].height;
lastE = layer[clayer].startE;
while (s < e) {
seen = scanline(s, e - s, linewords, &s, LMASK('G') | LMASK('X') | LMASK('Y') | LMASK('Z') | LMASK('E'));
if (SEEN('G') && (LW('G') == 0.0 || LW('G') == 1.0)) {
G = LW('G');
if (SEEN('X'))
X = LW('X');
if (SEEN('Y'))
Y = LW('Y');
if (SEEN('Z'))
Z = LW('Z');
if (SEEN('E'))
E = LW('E');
//if (clayer == 2)
// printf("SEEN %c%c%c%c X%g Y%g Z%g E%g\n", SEEN('X')?'X':' ', SEEN('Y')?'Y':' ', SEEN('Z')?'Z':' ', SEEN('E')?'E':' ', X, Y, Z, E);
if (SEEN('X') || SEEN('Y')) {
// draw
uint8_t r = 0, g = 0, b = 0, a = 160;
if (SEEN('E')) {
r = 0;
g = 0;
b = 0;
a = 224;
}
else if (Z > layer[clayer].height) {
r = 224;
g = 64;
b = 64;
a = 160;
}
else if (Z < layer[clayer].height) {
r = 128;
g = 0;
b = 128;
a = 160;
}
else {
r = 0;
g = 128;
b = 64;
a = 160;
}
if ((lastX != X || lastY != Y) && !isnan(X) && !isnan(Y) && lastX <= 200.0)
gline(lastX, lastY, X, Y, extrusionWidth, r, g, b, a * alpha);
}
if (SEEN('X'))
lastX = X;
if (SEEN('Y'))
lastY = Y;
if (SEEN('E'))
lastE = E;
}
}
}
void scanLine() {
static char* l = NULL;
static float lastX = 0.0, lastY = 0.0, lastE = 0.0;
if (l == NULL)
l = gcodefile;
char* end;
uint32_t seen;
if (l < gcodefile_end) {
//printf("\t-\n");
seen = scanline(l, gcodefile_end - l, linewords, &end, LMASK('G') | LMASK('X') | LMASK('Y') | LMASK('Z') | LMASK('E'));
if (SEEN('G')) {
if (LW('G') == 0.0 || LW('G') == 1.0) {
if (layer[layerCount].index == NULL) {
layer[layerCount].index = l;
layer[layerCount].startX = lastX;
layer[layerCount].startY = lastY;
layer[layerCount].startE = lastE;
}
if (SEEN('Z')) {
//dumpZstack();
//printf("%d: Z%g\n", l - gcodefile, LW('Z'));
if (layer[layerCount].height == NAN)
layer[layerCount].height = LW('Z');
else {
int i;
//dumpZstack();
for (i = 0; i < ZstackIndex; i++) {
//printf("Check %d: got %g vs found %g\n", i, Zstack[i].Z, LW('Z'));
if (Zstack[i].Z == LW('Z')) {
//printf("found end of hop\n");
// end of hop
ZstackIndex = i + 1;
break;
}
}
//printf("ZS %d i %d\n", ZstackIndex, i);
if (i >= ZstackIndex || ZstackIndex == 0) {
//printf("found start of hop\n");
// start of hop or new layer
Zstack[ZstackIndex].start = l;
Zstack[ZstackIndex].X = lastX;
Zstack[ZstackIndex].Y = lastY;
Zstack[ZstackIndex].Z = LW('Z');
Zstack[ZstackIndex].E = lastE;
ZstackIndex++;
if (ZstackIndex >= 8)
die("Zstack overflow!","");
}
}
}
if (SEEN('E')) {
// extrusion, collapse Z stack
int i = ZstackIndex - 1;
if (Zstack[i].Z != layer[layerCount].height) {
//printf("E word at Z=%g\n", LW('Z'));
//dumpZstack();
//printf("new layer!\n");
// finish previous layer
layer[layerCount].size = Zstack[i].start - layer[layerCount].index;
layer[layerCount].flags = 0;
layer[layerCount].glList = 0;
layer[layerCount].endX = Zstack[i].X;
layer[layerCount].endY = Zstack[i].Y;
layer[layerCount].endE = Zstack[i].E;
// start new layer
layerCount++;
//printf("NEW LAYER: %d\n", layerCount);
if (layerCount * sizeof(layerData) >= layerSize) {
layerSize += sizeof(layerData) * 128;
layer = realloc(layer, layerSize);
if (layer == NULL)
die("Scan: realloc layer","");
}
//printf("START LAYER %d\n", layerCount);
// initialise
layer[layerCount].index = Zstack[i].start;
layer[layerCount].startX = Zstack[i].X;
layer[layerCount].startY = Zstack[i].Y;
layer[layerCount].height = Zstack[i].Z;
layer[layerCount].startE = Zstack[i].E;
// flush Z stack
memcpy(Zstack, &Zstack[i], sizeof(ZstackItem));
ZstackIndex = 1;
//dumpZstack();
}
}
}
if (SEEN('X'))
lastX = LW('X');
if (SEEN('Y'))
lastY = LW('Y');
if (SEEN('E'))
lastE = LW('E');
}
l = end;
}
if (l >= gcodefile_end) {
layer[layerCount].size = l - layer[layerCount].index;
layer[layerCount].flags = 0;
layer[layerCount].glList = 0;
layer[layerCount].endX = lastX;
layer[layerCount].endY = lastY;
layer[layerCount].endE = lastE;
layerCount++;
printf("Found %d layers\n", layerCount);
if (0)
for (int i = 0; i < layerCount; i++) {
printf("Layer %d at %d+%d=%d\n", i, layer[i].index - gcodefile, layer[i].size, layer[i].index - gcodefile + layer[i].size);
printf("\tHeight: %g\n", layer[i].height);
printf("\tStarts at [%g,%g:%g]\n", layer[i].startX, layer[i].startY, layer[i].startE);
printf("\tEnds at [%g,%g:%g]\n", layer[i].endX, layer[i].endY, layer[i].endE);
}
busy &= ~BUSY_SCANFILE;
}
}
void cproxy_process_upstream_ascii(conn *c, char *line) {
assert(c != NULL);
assert(c->next == NULL);
assert(c->extra != NULL);
assert(c->cmd == -1);
assert(c->item == NULL);
assert(line != NULL);
assert(line == c->rcurr);
assert(IS_ASCII(c->protocol));
assert(IS_PROXY(c->protocol));
if (settings.verbose > 2) {
moxi_log_write("<%d cproxy_process_upstream_ascii %s\n",
c->sfd, line);
}
// Snapshot rcurr, because the caller, try_read_command(), changes it.
//
c->cmd_curr = -1;
c->cmd_start = c->rcurr;
c->cmd_start_time = msec_current_time;
c->cmd_retries = 0;
proxy_td *ptd = c->extra;
assert(ptd != NULL);
/* For commands set/add/replace, we build an item and read the data
* directly into it, then continue in nread_complete().
*/
if (!cproxy_prep_conn_for_write(c)) {
ptd->stats.stats.err_upstream_write_prep++;
conn_set_state(c, conn_closing);
return;
}
bool mcmux_command = false;
bool self_command = false;
/* Check for proxy pattern - A:host:port or B:host:port */
if (true == settings.enable_mcmux_mode &&
((*line == 'A' || *line == 'B') && *(line + 1) == ':')) {
mcmux_command = true;
} else if (true == settings.enable_mcmux_mode) {
self_command = true;
}
c->peer_protocol = 0;
c->peer_host = NULL;
c->peer_port = 0;
if (mcmux_command) {
char *peer_port = NULL;
int i = 0;
c->peer_protocol = (*line == 'A') ?
proxy_downstream_ascii_prot :
proxy_downstream_binary_prot;
line += 2;
c->peer_host = line;
while (*line != ' ' && *line != '\0' &&
*line != ':' && ++i < MAX_HOSTNAME_LEN) {
line++;
}
if (*line == '\0' || line - c->peer_host <= 0) {
out_string(c, "ERROR");
moxi_log_write("Malformed request line");
return;
}
*line = '\0';
line++;
peer_port = line;
i = 0;
while (*line != ' ' && *line != '\0' && ++i <= MAX_PORT_LEN) {
line++;
}
if (*line == '\0' || line - peer_port <= 0) {
out_string(c, "ERROR");
moxi_log_write("Malformed request line");
return;
}
c->peer_port = atoi(peer_port);
*line++ = '\0';
c->cmd_start = line;
}
int cmd_len = 0;
token_t tokens[MAX_TOKENS];
size_t ntokens = scan_tokens(line, tokens, MAX_TOKENS, &cmd_len);
char *cmd = tokens[COMMAND_TOKEN].value;
int cmdx = -1;
int cmd_st = STATS_CMD_TYPE_REGULAR;
int comm;
#define SEEN(cmd_id, is_cas, cmd_len) \
cmd_st = c->noreply ? \
STATS_CMD_TYPE_QUIET : STATS_CMD_TYPE_REGULAR; \
ptd->stats.stats_cmd[cmd_st][cmd_id].seen++; \
ptd->stats.stats_cmd[cmd_st][cmd_id].read_bytes += cmd_len; \
if (is_cas) { \
ptd->stats.stats_cmd[cmd_st][cmd_id].cas++; \
}
if (ntokens >= 3 &&
(false == self_command) &&
(strncmp(cmd, "get", 3) == 0)) {
if (cmd[3] == 'l') {
c->cmd_curr = PROTOCOL_BINARY_CMD_GETL;
} else if (ntokens == 3) {
// Single-key get/gets optimization.
//
c->cmd_curr = PROTOCOL_BINARY_CMD_GETK;
} else {
c->cmd_curr = PROTOCOL_BINARY_CMD_GETKQ;
}
// Handles get and gets.
//
cproxy_pause_upstream_for_downstream(ptd, c);
// The cmd_len from scan_tokens might not include
// all the keys, so cmd_len might not == strlen(command).
// Handle read_bytes during multiget broadcast.
//
if (cmd[3] == 'l') {
SEEN(STATS_CMD_GETL, true, 0);
} else {
SEEN(STATS_CMD_GET, cmd[3] == 's', 0);
}
} else if ((ntokens == 6 || ntokens == 7) &&
(false == self_command) &&
((strncmp(cmd, "add", 3) == 0 &&
(comm = NREAD_ADD) &&
(cmdx = STATS_CMD_ADD) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_ADD)) ||
(strncmp(cmd, "set", 3) == 0 &&
(comm = NREAD_SET) &&
(cmdx = STATS_CMD_SET) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_SET)) ||
(strncmp(cmd, "replace", 7) == 0 &&
(comm = NREAD_REPLACE) &&
(cmdx = STATS_CMD_REPLACE) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_REPLACE)) ||
(strncmp(cmd, "prepend", 7) == 0 &&
(comm = NREAD_PREPEND) &&
(cmdx = STATS_CMD_PREPEND) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_PREPEND)) ||
(strncmp(cmd, "append", 6) == 0 &&
(comm = NREAD_APPEND) &&
(cmdx = STATS_CMD_APPEND) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_APPEND)))) {
assert(c->item == NULL);
c->item = NULL;
process_update_command(c, tokens, ntokens, comm, false);
if (cmdx >= 0) {
item *it = c->item;
if (it != NULL) {
SEEN(cmdx, false, cmd_len + it->nbytes);
} else {
SEEN(cmdx, false, cmd_len);
ptd->stats.stats_cmd[cmd_st][cmdx].misses++;
}
}
} else if ((ntokens == 7 || ntokens == 8) &&
(false == self_command) &&
(strncmp(cmd, "cas", 3) == 0 &&
(comm = NREAD_CAS) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_SET))) {
assert(c->item == NULL);
c->item = NULL;
process_update_command(c, tokens, ntokens, comm, true);
item *it = c->item;
if (it != NULL) {
SEEN(STATS_CMD_CAS, true, cmd_len + it->nbytes);
} else {
SEEN(STATS_CMD_CAS, true, cmd_len);
ptd->stats.stats_cmd[cmd_st][STATS_CMD_CAS].misses++;
}
} else if ((ntokens == 4 || ntokens == 5) &&
(false == self_command) &&
(strncmp(cmd, "incr", 4) == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_INCREMENT)) {
set_noreply_maybe(c, tokens, ntokens);
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_INCR, false, cmd_len);
} else if ((ntokens == 4 || ntokens == 5) &&
(false == self_command) &&
(strncmp(cmd, "decr", 4) == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_DECREMENT)) {
set_noreply_maybe(c, tokens, ntokens);
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_DECR, false, cmd_len);
} else if (ntokens >= 3 && ntokens <= 4 &&
(false == self_command) &&
(strncmp(cmd, "delete", 6) == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_DELETE)) {
set_noreply_maybe(c, tokens, ntokens);
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_DELETE, false, cmd_len);
} else if (ntokens >= 2 && ntokens <= 4 &&
(false == self_command) &&
(strncmp(cmd, "flush_all", 9) == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_FLUSH)) {
set_noreply_maybe(c, tokens, ntokens);
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_FLUSH_ALL, false, cmd_len);
} else if (ntokens >= 3 && ntokens <= 4 &&
(strncmp(cmd, "stats proxy", 10) == 0)) {
process_stats_proxy_command(c, tokens, ntokens);
SEEN(STATS_CMD_STATS, false, cmd_len);
} else if (ntokens == 3 &&
(false == self_command) &&
(strcmp(cmd, "stats reset") == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_STAT)) {
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_STATS_RESET, false, cmd_len);
} else if (ntokens == 2 &&
(false == self_command) &&
(strcmp(cmd, "stats") == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_STAT)) {
// Even though we've coded to handle advanced stats
// like stats cachedump, prevent those here to avoid
// locking downstream servers.
//
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_STATS, false, cmd_len);
} else if (ntokens == 2 &&
(true == mcmux_command) &&
(strncmp(cmd, "version", 7) == 0) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_VERSION)) {
/* downstream version command */
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_VERSION, false, cmd_len);
} else if (ntokens == 2 &&
(strncmp(cmd, "version", 7) == 0)) {
out_string(c, "VERSION " VERSION);
SEEN(STATS_CMD_VERSION, false, cmd_len);
} else if ((ntokens == 3 || ntokens == 4) &&
(strncmp(cmd, "verbosity", 9) == 0)) {
process_verbosity_command(c, tokens, ntokens);
SEEN(STATS_CMD_VERBOSITY, false, cmd_len);
} else if (ntokens == 2 &&
(strncmp(cmd, "quit", 4) == 0)) {
conn_set_state(c, conn_closing);
SEEN(STATS_CMD_QUIT, false, cmd_len);
} else if (ntokens == 4 &&
(strncmp(cmd, "unl", 3) == 0) &&
(false == self_command) &&
(c->cmd_curr = PROTOCOL_BINARY_CMD_UNL)) {
cproxy_pause_upstream_for_downstream(ptd, c);
SEEN(STATS_CMD_UNL, false, cmd_len);
} else {
out_string(c, "ERROR");
SEEN(STATS_CMD_ERROR, false, cmd_len);
}
}