// Returns true if a and b have parameter and return types.
static bool
eq_fn_type(const fn_type& a, const fn_type& b)
{
return a.get_specifiers() == b.get_specifiers() &&
equivalent(a.get_return_type(), b.get_return_type()) &&
equivalent(a.get_parameter_types(), b.get_parameter_types());
}
void run(
const testcase *tests, size_t tests_size,
std::vector<std::pair<const char*,func_t>> f_intersection,
std::vector<std::pair<const char*,func_t>> f_union,
std::vector<std::pair<const char*,func_t>> f_difference
){
//for(const auto &t : tests){
for(size_t i=0; i<tests_size; ++i){
const auto &t = tests[i];
uint32_t *res = (uint32_t*)aligned_alloc(64, (t.size1+t.size2)*sizeof(uint32_t));
for(const auto &f : f_intersection){
size_t size_res = f.second(t.list1, t.size1, t.list2, t.size2, res);
if(!equivalent(res, size_res, t.res_intersection, t.size_intersection)){
//TODO
printf("test \"%s\", intersection \"%s\" wrong\nlist1 : ", t.name, f.first);
for(size_t i=0; i<t.size1; ++i) printf("%i, ", t.list1[i]);
printf("\nlist2 : ");
for(size_t i=0; i<t.size2; ++i) printf("%i, ", t.list2[i]);
printf("\nresult: ");
for(size_t i=0; i<size_res; ++i) printf("%i, ", res[i]);
printf("\nexpect: ");
for(size_t i=0; i<t.size_intersection; ++i) printf("%i, ", t.res_intersection[i]);
printf("\n");
}
}
for(const auto &f : f_union){
size_t size_res = f.second(t.list1, t.size1, t.list2, t.size2, res);
if(!equivalent(res, size_res, t.res_union, t.size_union)){
//TODO
printf("test \"%s\", union \"%s\" wrong\nlist1 : ", t.name, f.first);
for(size_t i=0; i<t.size1; ++i) printf("%i, ", t.list1[i]);
printf("\nlist2 : ");
for(size_t i=0; i<t.size2; ++i) printf("%i, ", t.list2[i]);
printf("\nresult: ");
for(size_t i=0; i<size_res; ++i) printf("%i, ", res[i]);
printf("\nexpect: ");
for(size_t i=0; i<t.size_union; ++i) printf("%i, ", t.res_union[i]);
printf("\n");
}
}
for(const auto &f : f_difference){
size_t size_res = f.second(t.list1, t.size1, t.list2, t.size2, res);
if(!equivalent(res, size_res, t.res_difference, t.size_difference)){
//TODO
printf("test \"%s\", difference \"%s\" wrong\nlist1 : ", t.name, f.first);
for(size_t i=0; i<t.size1; ++i) printf("%i, ", t.list1[i]);
printf("\nlist2 : ");
for(size_t i=0; i<t.size2; ++i) printf("%i, ", t.list2[i]);
printf("\nresult: ");
for(size_t i=0; i<size_res; ++i) printf("%i, ", res[i]);
printf("\nexpect: ");
for(size_t i=0; i<t.size_difference; ++i) printf("%i, ", t.res_difference[i]);
printf("\n");
}
}
free(res);
}
}
/**
* Returns true if the domain of the factor matches the vertex / vertices.
*/
bool valid() const {
for (vertex_type v : this->vertices()) {
if (!equivalent(arguments(v), node_domain_type({v}))) {
return false;
}
}
for (edge_type e : this->edges()) {
edge_domain_type dom({e.source(), e.target()});
if (!equivalent(arguments(e), dom)) {
return false;
}
}
return true;
}
bool ts::server::is_builtin_asset(const utf8_string& path_string)
{
boost::filesystem::path data = config::data_directory;
boost::filesystem::path sounds = config::sound_directory;
for (boost::filesystem::path path = path_string.string(); !path.empty(); path = path.parent_path())
{
if (equivalent(path, data) || equivalent(path, sounds))
{
return true;
}
}
return false;
}
rb_tree_node* __find_node(const key_type& key) const {
rb_tree_node* iter = root_;
for (; !__isnil(iter) && !equivalent(iter->value.first, key);)
iter = (less(key, iter->value.first)) ? iter->l_child : iter->r_child;
return iter;
}
int Asset::operator==(Asset &asset)
{
return equivalent(asset,
1,
1);
}
PRIVATE HTChildAnchor * HTAnchor_findChild
ARGS2 (HTParentAnchor *,parent, CONST char *,tag)
{
HTChildAnchor *child;
HTList *kids;
if (! parent) {
if (TRACE) printf ("HTAnchor_findChild called with NULL parent.\n");
return NULL;
}
if (kids = parent->children) { /* parent has children : search them */
if (tag && *tag) { /* TBL */
while (child = HTList_nextObject (kids)) {
if (equivalent(child->tag, tag)) { /* Case sensitive 920226 */
if (TRACE) printf (
"Child anchor %p of parent %p with name `%s' already exists.\n",
child, parent, tag);
return child;
}
}
} /* end if tag is void */
} else /* parent doesn't have any children yet : create family */
parent->children = HTList_new ();
child = HTChildAnchor_new ();
if (TRACE) fprintf(stderr, "new Anchor %p named `%s' is child of %p\n",
child, (int)tag ? tag : (CONST char *)"" , parent); /* int for apollo */
HTList_addObject (parent->children, child);
child->parent = parent;
StrAllocCopy(child->tag, tag);
return child;
}
size_t SymbolTable::map_operand(bh_instruction& instr, size_t operand_idx)
{
size_t arg_idx = ++(nsymbols_); // Candidate arg_idx if not reused
if (bh_is_constant(&instr.operand[operand_idx])) { // Constants
if (BH_R123 != instr.constant.type) { // Regular constants
table_[arg_idx].const_data = &(instr.constant.value);
table_[arg_idx].etype = bhtype_to_etype(instr.constant.type);
} else { // "Special" for BH_R123
table_[arg_idx].etype = UINT64;
if (1 == operand_idx) {
table_[arg_idx].const_data = &(instr.constant.value.r123.start);
} else if (2 == operand_idx) {
table_[arg_idx].const_data = &(instr.constant.value.r123.key);
} else {
throw runtime_error("THIS SHOULD NEVER HAPPEN!");
}
}
table_[arg_idx].data = &table_[arg_idx].const_data;
table_[arg_idx].nelem = 1;
table_[arg_idx].ndim = 1;
table_[arg_idx].start = 0;
table_[arg_idx].shape = instr.operand[operand_idx].shape;
table_[arg_idx].shape[0] = 1;
table_[arg_idx].stride = instr.operand[operand_idx].shape;
table_[arg_idx].stride[0] = 0;
table_[arg_idx].layout = SCALAR_CONST;
table_[arg_idx].base = NULL;
} else {
table_[arg_idx].const_data= NULL;
table_[arg_idx].data = &(bh_base_array(&instr.operand[operand_idx])->data);
table_[arg_idx].etype = bhtype_to_etype(bh_base_array(&instr.operand[operand_idx])->type);
table_[arg_idx].nelem = bh_base_array(&instr.operand[operand_idx])->nelem;
table_[arg_idx].ndim = instr.operand[operand_idx].ndim;
table_[arg_idx].start = instr.operand[operand_idx].start;
table_[arg_idx].shape = instr.operand[operand_idx].shape;
table_[arg_idx].stride = instr.operand[operand_idx].stride;
table_[arg_idx].layout = determine_layout(table_[arg_idx]);
table_[arg_idx].base = instr.operand[operand_idx].base;
}
//
// Reuse operand identifiers: Detect if we have seen it before and reuse the name.
// This is done by comparing the currently investigated operand (arg_idx)
// with all other operands in the current scope [1,arg_idx[
// Do remember that 0 is is not a valid operand and we therefore index from 1.
// Also we do not want to compare with selv, that is when i == arg_idx.
for(size_t i=1; i<arg_idx; ++i) {
if (!equivalent(table_[i], table_[arg_idx])) {
continue; // Not equivalent, continue search.
}
// Found one! Use it instead of the incremented identifier.
--nsymbols_;
arg_idx = i;
break;
}
return arg_idx;
}
void sooty::lexing::detail::fold_impl(std::set<base_lexer_ptr> visited_nodes, const base_lexer_ptr& lhs, const base_lexer_ptr& rhs)
{
if (!lhs || !rhs)
return;
if (visited_nodes.find(lhs) != visited_nodes.end())
return;
visited_nodes.insert(lhs);
if (lhs->type == base_lexer::lexer_type::marker) {
fold_impl(visited_nodes, lhs->on_success, rhs);
}
else if (rhs->type == base_lexer::lexer_type::marker) {
base_lexer_ptr saved_lhs = clone_tree(lhs);
*lhs = *rhs;
fold_impl(visited_nodes, lhs->on_success, saved_lhs);
}
// if lhs is partially equivalent to rhs, then we need to try rhs
// if it fails, but try the one /after/ rhs if it succeeds
else if ( partially_equivalent(lhs, rhs) )
{
if (lhs->on_failure)
append_failure(lhs->on_failure, rhs);
else
lhs->on_failure = rhs;
if (lhs->on_success)
fold_impl(visited_nodes, lhs->on_success, rhs->on_success);
else
lhs->on_success = rhs->on_success;
}
// rhs is partially equivalent to lhs, which means that we have to
// test rhs first, *then* lhs.
else if ( partially_equivalent(rhs, lhs) )
{
base_lexer_ptr lhs_copy = clone_tree(lhs);
*lhs = *rhs;
visited_nodes.erase(lhs);
fold_impl(visited_nodes, lhs, lhs_copy);
}
else if ( equivalent(lhs, rhs) )
{
if (lhs->on_success)
fold_impl(visited_nodes, lhs->on_success, rhs->on_success);
else {
lhs->on_success = rhs->on_success;
if (lhs->on_failure) {
append_failure(lhs->on_success, lhs->on_failure);
lhs->on_failure = base_lexer_ptr();
}
}
}
else {
if (lhs->on_failure)
fold_impl(visited_nodes, lhs->on_failure, rhs);
else
lhs->on_failure = rhs;
}
}
int main()
{
bignumber<> a(1), b(1); //使用默认参数，"<>"不能省略
std::cout << equivalent(a, b) << std::endl; //函数模板参数自动推导
std::cout << equivalent<double>(1, 2) << std::endl;
std::cin.get();
return 0;
}
data_type& operator[](const key_type& k)
{
iterator i = std::lower_bound(m_impl->begin(), m_impl->end(), k, Compare());
if (i != m_impl->end() && equivalent(i->first, k))
{
return i->second;
}
return (*(m_impl->insert(i, value_type(k, data_type())))).second;
}
HTAnchor * HTAnchor_findAddress
ARGS1 (CONST char *,address)
{
char *tag = HTParse (address, "", PARSE_ANCHOR); /* Anchor tag specified ? */
/* If the address represents a sub-anchor, we recursively load its parent,
then we create a child anchor within that document. */
if (tag && *tag) {
char *docAddress = HTParse(address, "", PARSE_ACCESS | PARSE_HOST |
PARSE_PATH | PARSE_PUNCTUATION);
HTParentAnchor * foundParent =
(HTParentAnchor *) HTAnchor_findAddress (docAddress);
HTChildAnchor * foundAnchor = HTAnchor_findChild (foundParent, tag);
free (docAddress);
free (tag);
return (HTAnchor *) foundAnchor;
}
else { /* If the address has no anchor tag, check whether we have this node */
int hash;
CONST char *p;
HTList * adults;
HTList *grownups;
HTParentAnchor * foundAnchor;
if (tag && *tag)
free (tag);
/* Select list from hash table */
for(p=address, hash=0; *p; p++) hash = (hash * 3 + *p) % HASH_SIZE;
if (!adult_table)
adult_table = (HTList**) calloc(HASH_SIZE, sizeof(HTList*));
if (!adult_table[hash]) adult_table[hash] = HTList_new();
adults = adult_table[hash];
/* Search list for anchor */
grownups = adults;
while (foundAnchor = HTList_nextObject (grownups)) {
if (equivalent(foundAnchor->address, address)) {
if (TRACE) fprintf(stderr, "Anchor %p with address `%s' already exists.\n",
foundAnchor, address);
return (HTAnchor *) foundAnchor;
}
}
/* Node not found : create new anchor */
foundAnchor = HTParentAnchor_new ();
if (TRACE) fprintf(stderr, "New anchor %p has hash %d and address `%s'\n",
foundAnchor, hash, address);
StrAllocCopy(foundAnchor->address, address);
HTList_addObject (adults, foundAnchor);
return (HTAnchor *) foundAnchor;
}
}
inline bool
equivalent (const std::vector<T> &a, const std::vector<T> &b)
{
if (a.size() != b.size())
return false;
typename std::vector<T>::const_iterator ai, ae, bi;
for (ai = a.begin(), ae = a.end(), bi = b.begin(); ai != ae; ++ai, ++bi)
if (! equivalent(*ai, *bi))
return false;
return true;
}
iterator find(const key_type& x)
{
iterator pos = std::lower_bound(m_impl->begin(), m_impl->end(), x, Compare());
if (pos != m_impl->end() && equivalent(pos->first, x))
{
return pos;
}
else
{
return m_impl->end();
}
}
std::pair<iterator, bool> insert(const value_type& x)
{
iterator i = std::lower_bound(m_impl->begin(), m_impl->end(), x, Compare());
if (i != m_impl->end() && equivalent(i->first, x.first))
{
return std::pair<iterator, bool>(i, false);
}
else
{
return std::pair<iterator, bool>(m_impl->insert(i, x), true);
}
}
size_type erase(const key_type& x)
{
iterator i = std::lower_bound(m_impl->begin(), m_impl->end(), x, Compare());
if (i != m_impl->end() && equivalent(i->first, x))
{
m_impl->erase(i);
return 1;
}
else
{
return 0;
}
}
void EDL::set_outpoint(double position)
{
if(equivalent(local_session->get_outpoint(), position) &&
local_session->get_outpoint() >= 0)
{
local_session->unset_outpoint();
}
else
{
local_session->set_outpoint(align_to_frame(position, 0));
if(local_session->get_inpoint() >= local_session->get_outpoint())
local_session->unset_inpoint();
}
}
BOOST_FIXTURE_TEST_CASE(test_marginal, basic_fixture) {
decomposable<ptable> model;
model *= factors;
domain<var> dom = {lvfailure, history, cvp, pcwp, hypovolemia};
ptable marginal = model.marginal(dom);
BOOST_CHECK_CLOSE(marginal.entropy(), 4.27667, 1e-3);
BOOST_CHECK_EQUAL(marginal.arguments(), dom);
decomposable<ptable> marginal_model;
model.marginal(dom, marginal_model);
BOOST_CHECK(equivalent(domain<var>(marginal_model.arguments()), dom));
BOOST_CHECK_CLOSE(marginal_model.entropy(), 4.27667, 1e-3);
}
static int found_override(const char *top, const char *bottom) {
_cleanup_free_ char *dest = NULL;
int k;
pid_t pid;
assert(top);
assert(bottom);
if (null_or_empty_path(top) > 0) {
notify_override_masked(top, bottom);
return 0;
}
k = readlink_malloc(top, &dest);
if (k >= 0) {
if (equivalent(dest, bottom) > 0)
notify_override_equivalent(top, bottom);
else
notify_override_redirected(top, bottom);
return 0;
}
notify_override_overridden(top, bottom);
if (!arg_diff)
return 0;
putchar('\n');
fflush(stdout);
pid = fork();
if (pid < 0) {
log_error("Failed to fork off diff: %m");
return -errno;
} else if (pid == 0) {
execlp("diff", "diff", "-us", "--", bottom, top, NULL);
log_error("Failed to execute diff: %m");
_exit(1);
}
wait_for_terminate(pid, NULL);
putchar('\n');
return 0;
}
static int found_override(const char *top, const char *bottom) {
_cleanup_free_ char *dest = NULL;
int k;
pid_t pid;
assert(top);
assert(bottom);
if (null_or_empty_path(top) > 0)
return notify_override_masked(top, bottom);
k = readlink_malloc(top, &dest);
if (k >= 0) {
if (equivalent(dest, bottom) > 0)
return notify_override_equivalent(top, bottom);
else
return notify_override_redirected(top, bottom);
}
k = notify_override_overridden(top, bottom);
if (!arg_diff)
return k;
putchar('\n');
fflush(stdout);
pid = fork();
if (pid < 0)
return log_error_errno(errno, "Failed to fork off diff: %m");
else if (pid == 0) {
(void) reset_all_signal_handlers();
(void) reset_signal_mask();
assert_se(prctl(PR_SET_PDEATHSIG, SIGTERM) == 0);
execlp("diff", "diff", "-us", "--", bottom, top, NULL);
log_error_errno(errno, "Failed to execute diff: %m");
_exit(EXIT_FAILURE);
}
wait_for_terminate_and_warn("diff", pid, false);
putchar('\n');
return k;
}
void SkPictureRecord::addBitmap(const SkBitmap& bitmap) {
// First see if we already have this bitmap. This deduplication should really
// only be important for our tests, where bitmaps tend not to be tagged immutable.
// In Chrome (and hopefully Android?) they're typically immutable.
for (int i = 0; i < fBitmaps.count(); i++) {
if (equivalent(fBitmaps[i], bitmap)) {
this->addInt(i); // Unlike the rest, bitmap indices are 0-based.
return;
}
}
// Don't have it. We'll add it to our list, making sure it's tagged as immutable.
if (bitmap.isImmutable()) {
// Shallow copies of bitmaps are cheap, so immutable == fast.
fBitmaps.push_back(bitmap);
} else {
// If you see this block on a memory profile, it's a good opportunity to reduce RAM usage.
SkBitmap copy;
bitmap.copyTo(©);
copy.setImmutable();
fBitmaps.push_back(copy);
}
this->addInt(fBitmaps.count()-1); // Remember, 0-based.
}
void
OSLCompilerImpl::write_oso_const_value (const ConstantSymbol *sym) const
{
ASSERT (sym);
TypeDesc type = sym->typespec().simpletype();
TypeDesc elemtype = type.elementtype();
int nelements = std::max (1, type.arraylen);
if (elemtype == TypeDesc::STRING)
for (int i = 0; i < nelements; ++i)
oso ("\"%s\"%s", sym->strval(i).c_str(), nelements>1 ? " " : "");
else if (elemtype == TypeDesc::INT)
for (int i = 0; i < nelements; ++i)
oso ("%d%s", sym->intval(i), nelements>1 ? " " : "");
else if (elemtype == TypeDesc::FLOAT)
for (int i = 0; i < nelements; ++i)
oso ("%.8g%s", sym->floatval(i), nelements>1 ? " " : "");
else if (equivalent (elemtype, TypeDesc::TypeVector))
for (int i = 0; i < nelements; ++i)
oso ("%.8g %.8g %.8g%s", sym->vecval(i)[0], sym->vecval(i)[1],
sym->vecval(i)[2], nelements>1 ? " " : "");
else {
ASSERT (0 && "Don't know how to output this constant type");
}
}
/* Recursively create symbolic links from the current directory to the "from"
directory. Assumes that files described by fs and ts are directories. */
static int
dodir (char *fn, /* name of "from" directory, either absolute or
relative to cwd */
struct stat *fs,
struct stat *ts, /* stats for the "from" directory and cwd */
int rel) /* if true, prepend "../" to fn before using */
{
DIR *df;
struct dirent *dp;
char buf[MAXPATHLEN + 1], *p;
char symbuf[MAXPATHLEN + 1];
char basesym[MAXPATHLEN + 1];
struct stat sb, sc;
int n_dirs;
int symlen;
int basesymlen = -1;
char *ocurdir;
if ((fs->st_dev == ts->st_dev) && (fs->st_ino == ts->st_ino)) {
msg ("%s: From and to directories are identical!", fn);
return 1;
}
if (rel)
strcpy (buf, "../");
else
buf[0] = '\0';
strcat (buf, fn);
if (!(df = opendir (buf))) {
msg ("%s: Cannot opendir", buf);
return 1;
}
p = buf + strlen (buf);
if (*(p - 1) != '/')
*p++ = '/';
n_dirs = fs->st_nlink;
while ((dp = readdir (df))) {
if (dp->d_name[strlen(dp->d_name) - 1] == '~')
continue;
#ifdef __DARWIN__
/* Ignore these Mac OS X Finder data files */
if (!strcmp(dp->d_name, ".DS_Store") ||
!strcmp(dp->d_name, "._.DS_Store"))
continue;
#endif
strcpy (p, dp->d_name);
if (n_dirs > 0) {
if (lstat (buf, &sb) < 0) {
mperror (buf);
continue;
}
#ifdef S_ISDIR
if(S_ISDIR(sb.st_mode))
#else
if ((sb.st_mode & S_IFMT) == S_IFDIR)
#endif
{
/* directory */
n_dirs--;
if (dp->d_name[0] == '.' &&
(dp->d_name[1] == '\0' || (dp->d_name[1] == '.' &&
dp->d_name[2] == '\0')))
continue;
if (!with_revinfo) {
if (!strcmp (dp->d_name, "BitKeeper"))
continue;
if (!strcmp (dp->d_name, "RCS"))
continue;
if (!strcmp (dp->d_name, "SCCS"))
continue;
if (!strcmp (dp->d_name, "CVS"))
continue;
if (!strcmp (dp->d_name, "CVS.adm"))
continue;
if (!strcmp (dp->d_name, ".svn"))
continue;
}
ocurdir = rcurdir;
rcurdir = buf;
curdir = silent ? buf : (char *)0;
if (!silent)
printf ("%s:\n", buf);
if ((stat (dp->d_name, &sc) < 0) && (errno == ENOENT)) {
if (mkdir (dp->d_name, 0777) < 0 ||
stat (dp->d_name, &sc) < 0) {
mperror (dp->d_name);
curdir = rcurdir = ocurdir;
continue;
}
}
if (readlink (dp->d_name, symbuf, sizeof(symbuf) - 1) >= 0) {
msg ("%s: is a link instead of a directory", dp->d_name);
curdir = rcurdir = ocurdir;
continue;
}
if (chdir (dp->d_name) < 0) {
mperror (dp->d_name);
curdir = rcurdir = ocurdir;
continue;
}
dodir (buf, &sb, &sc, (buf[0] != '/'));
if (chdir ("..") < 0)
quiterr (1, "..");
curdir = rcurdir = ocurdir;
continue;
}
}
/* non-directory */
symlen = readlink (dp->d_name, symbuf, sizeof(symbuf) - 1);
if (symlen >= 0)
symbuf[symlen] = '\0';
/* The option to ignore links exists mostly because
checking for them slows us down by 10-20%.
But it is off by default because this really is a useful check. */
if (!ignore_links) {
/* see if the file in the base tree was a symlink */
basesymlen = readlink(buf, basesym, sizeof(basesym) - 1);
if (basesymlen >= 0)
basesym[basesymlen] = '\0';
}
if (symlen >= 0) {
/* Link exists in new tree. Print message if it doesn't match. */
if (!equivalent (basesymlen>=0 ? basesym : buf, symbuf,
basesymlen>=0 ? (char **) 0 : &p))
msg ("%s: %s", dp->d_name, symbuf);
} else {
char *sympath;
if (basesymlen>=0) {
if ((buf[0] == '.') && (buf[1] == '.') && (buf[2] == '/') &&
(basesym[0] == '.') && (basesym[1] == '.') &&
(basesym[2] == '/')) {
/* It becomes very tricky here. We have
../../bar/foo symlinked to ../xxx/yyy. We
can't just use ../xxx/yyy. We have to use
../../bar/foo/../xxx/yyy. */
int i;
char *start, *end;
strcpy (symbuf, buf);
/* Find the first char after "../" in symbuf. */
start = symbuf;
do {
start += 3;
} while ((start[0] == '.') && (start[1] == '.') &&
(start[2] == '/'));
/* Then try to eliminate "../"s in basesym. */
i = 0;
end = strrchr (symbuf, '/');
if (start < end) {
do {
i += 3;
end--;
while ((*end != '/') && (end != start))
end--;
if (end == start)
break;
} while ((basesym[i] == '.') &&
(basesym[i + 1] == '.') &&
(basesym[i + 2] == '/'));
}
if (*end == '/')
end++;
strcpy (end, &basesym[i]);
sympath = symbuf;
}
else
sympath = basesym;
}
else
sympath = buf;
if (symlink (sympath, dp->d_name) < 0)
mperror (dp->d_name);
}
}
closedir (df);
return 0;
}
// Returns true if a and b have equivalent reference types.
static inline bool
eq_ref_type(const ref_type& a, const ref_type& b)
{
return equivalent(a.get_object_type(), b.get_object_type());
}
namespace Geometry
{
UnitTest::Suite AxisTestSuite {
"Euclid::Geometry::Axis",
{"Construction",
[](UnitTest::Examiner & examiner) {
auto a1 = Axis<RealT>{IDENTITY};
examiner << "Identity axis has zero translation." << std::endl;
examiner.check(a1.translation().equivalent(0));
examiner << "Identity axis has zero rotation." << std::endl;
examiner.check(a1.rotation().angle().equivalent(0_deg));
auto a2 = Axis<RealT>{{1, 2, 3}, rotate<Z>(R90)};
examiner << "Axis has correct translation." << std::endl;
examiner.check(a2.translation().equivalent({1, 2, 3}));
examiner << "Axis has correct rotation." << std::endl;
examiner.check(a2.rotation().equivalent((Quat)rotate<Z>(R90)));
// This transform should move any points from axis-space to origin-space
auto p1 = a2.to_origin() * Vec3(1, 2, 3);
/// This transform should move any points from origin-space to axis-space
auto p2 = a2.from_origin() * Vec3(0);
examiner << "Point is transformed to origin." << std::endl;
examiner.check(p1.equivalent(0));
examiner << "Point is transformed from origin." << std::endl;
examiner.check(p2.equivalent({1, 2, 3}));
auto p3 = a2.to_origin() * Vec3(2, 2, 3);
examiner << "Point is rotated correctly around Z." << std::endl;
examiner.check(p3.equivalent({0, 1, 0}));
}
},
{"Axis-Axis Mating",
[](UnitTest::Examiner & examiner) {
auto a1 = Axis<RealT>({10, 10, 10}, IDENTITY);
auto a2 = Axis<RealT>({-5, -5, -5}, rotate<Z>(R90));
auto m1 = a1.mate_with(a2);
auto p1 = m1 * Vec3(10, 10, 10);
examiner << "Point is translated." << std::endl;
examiner.check(p1.equivalent({-5, -5, -5}));
auto p2 = m1 * Vec3(10, 10, 15);
examiner << "Point is translated." << std::endl;
examiner.check(p2.equivalent({-5, -5, 0}));
auto p3 = m1 * Vec3(10, 15, 10);
examiner << "Point is translated and rotated." << std::endl;
examiner.check(p3.equivalent({-10, -5, -5}));
auto m2 = a1.mate_with(a2, translate(Vec3{1, 1, 1}));
auto p4 = m2 * Vec3(10, 10, 10);
examiner << "Point is transformed with intermediate translation." << std::endl;
examiner.check(p4.equivalent({-6, -4, -4}));
}
},
};
}
TypeSpec
ASTbinary_expression::typecheck (TypeSpec expected)
{
typecheck_children (expected);
TypeSpec l = left()->typespec();
TypeSpec r = right()->typespec();
// No binary ops work on structs or arrays
if (l.is_structure() || r.is_structure() || l.is_array() || r.is_array()) {
error ("Not allowed: '%s %s %s'",
type_c_str(l), opname(), type_c_str(r));
return TypeSpec ();
}
// Special for closures -- just a few cases to worry about
if (l.is_color_closure() || r.is_color_closure()) {
if (m_op == Add) {
if (l.is_color_closure() && r.is_color_closure())
return m_typespec = l;
}
if (m_op == Mul) {
if (l.is_color_closure() && (r.is_color() || r.is_int_or_float()))
return m_typespec = l;
if (r.is_color_closure() && (l.is_color() || l.is_int_or_float())) {
// N.B. Reorder so that it's always r = closure * k,
// not r = k * closure. See codegen for why this helps.
std::swap (m_children[0], m_children[1]);
return m_typespec = r;
}
}
// If we got this far, it's an op that's not allowed
error ("Not allowed: '%s %s %s'",
type_c_str(l), opname(), type_c_str(r));
return TypeSpec ();
}
switch (m_op) {
case Sub :
case Add :
case Mul :
case Div :
// Add/Sub/Mul/Div work for any equivalent types, and
// combination of int/float and other numeric types, but do not
// work with strings. Add/Sub don't work with matrices, but
// Mul/Div do.
// FIXME -- currently, equivalent types combine to make the
// left type. But maybe we should be more careful, for example
// point-point -> vector, etc.
if (l.is_string() || r.is_string())
break; // Dispense with strings trivially
if ((m_op == Sub || m_op == Add) && (l.is_matrix() || r.is_matrix()))
break; // Matrices don't combine for + and -
if (equivalent (l, r) ||
(l.is_numeric() && r.is_int_or_float()) ||
(l.is_int_or_float() && r.is_numeric()))
return m_typespec = higherprecision (l.simpletype(), r.simpletype());
break;
case Mod :
// Mod only works with ints, and return ints.
if (l.is_int() && r.is_int())
return m_typespec = TypeDesc::TypeInt;
break;
case Equal :
case NotEqual :
// Any equivalent types can be compared with == and !=, also a
// float or int can be compared to any other numeric type.
// Result is always an int.
if (equivalent (l, r) ||
(l.is_numeric() && r.is_int_or_float()) ||
(l.is_int_or_float() && r.is_numeric()))
return m_typespec = TypeDesc::TypeInt;
break;
case Greater :
case Less :
case GreaterEqual :
case LessEqual :
// G/L comparisons only work with floats or ints, and always
// return int.
if (l.is_int_or_float() && r.is_int_or_float())
return m_typespec = TypeDesc::TypeInt;
break;
case BitAnd :
case BitOr :
case Xor :
case ShiftLeft :
case ShiftRight :
// Bitwise ops only work with ints, and return ints.
if (l.is_int() && r.is_int())
return m_typespec = TypeDesc::TypeInt;
break;
case And :
case Or :
// Logical ops work on any simple type (since they test for
// nonzeroness), but always return int.
return m_typespec = TypeDesc::TypeInt;
default:
error ("unknown binary operator");
}
// If we got this far, it's an op that's not allowed
error ("Not allowed: '%s %s %s'",
type_c_str(l), opname(), type_c_str(r));
return TypeSpec ();
}
int main()
{
// valid programs are equivalent to themselves
CHECK(equivalent("add r0,r1;", "add r0,r1;"));
CHECK(equivalent("sub r0,r1;", "sub r0,r1;"));
CHECK(equivalent("inc r0;", "inc r0;"));
CHECK(equivalent("dec r0;", "dec r0;"));
CHECK(equivalent("neg r0;", "neg r0;"));
CHECK(equivalent("and r0,r1;", "and r0,r1;"));
CHECK(equivalent("or r0,r1;", "or r0,r1;"));
CHECK(equivalent("xor r0,r1;", "xor r0,r1;"));
CHECK(equivalent("not r0;", "not r0;"));
CHECK(equivalent("mov r0,r1;", "mov r0,r1;"));
// programs with different output registers are not equivalent
CHECK(!equivalent("add r0,r1;", "add r1,r0;"));
CHECK(!equivalent("sub r0,r1;", "sub r1,r0;"));
CHECK(!equivalent("inc r0;", "inc r1;"));
CHECK(!equivalent("dec r0;", "dec r1;"));
CHECK(!equivalent("neg r0;", "neg r1;"));
CHECK(!equivalent("and r0,r1;", "and r1,r0;"));
CHECK(!equivalent("or r0,r1;", "or r1,r0;"));
CHECK(!equivalent("xor r0,r1;", "xor r1,r0;"));
CHECK(!equivalent("not r0;", "not r1;"));
CHECK(!equivalent("mov r0,r1;", "mov r1,r0;"));
// sanity check: obvious non-equivalence
CHECK(!equivalent("add r0,r1;", "sub r0,r1;"));
CHECK(!equivalent("and r0,r1;", "or r0,r1;"));
CHECK(!equivalent("inc r0;", "dec r0;"));
// ((r0 + r1) + r2) + r3 is equivalent to (r0 + r1) + (r2 + 3)
CHECK(equivalent("add r0,r1; add r0,r2; add r0,r3;", "add r0,r1; add r2,r3; add r0,r2;"));
// (r0 - r1) - r2 is equivalent to r0 - (r1 + r2)
CHECK(equivalent("sub r0,r1; sub r0,r2;", "add r1,r2; sub r0,r1;"));
// ~(r0 & r1) is equivalent to ~r0 | ~r1 (De Morgan)
CHECK(equivalent("and r0,r1; not r0;", "not r0; not r1; or r0,r1;"));
// two ways to clear r0
CHECK(equivalent("sub r0,r0;", "xor r0,r0;"));
// a few cases where cmov can be replaced by mov
CHECK(equivalent("stc; cmovc r0,r1;", "mov r0,r1;"));
CHECK(equivalent("clc; cmovnc r0,r1;", "mov r0,r1;"));
CHECK(equivalent("cmp r0,r1; cmovnz r0,r1;", "mov r0,r1;"));
// add != adc, sub != sbb
CHECK(!equivalent("add r0,r1; add r0,r2;", "add r0,r1; adc r0,r2;"));
CHECK(!equivalent("sub r0,r1; sub r0,r2;", "sub r0,r1; sbb r0,r2;"));
// l != le, g != ge, a != ae (nc), b (c) != be
// a probabilistic equivalence checker that uses only random input states will probably fail here
CHECK(!equivalent("cmp r0,r1; cmovl r2,r3;", "cmp r0,r1; cmovle r2,r3;"));
CHECK(!equivalent("cmp r0,r1; cmovg r2,r3;", "cmp r0,r1; cmovge r2,r3;"));
CHECK(!equivalent("cmp r0,r1; cmova r2,r3;", "cmp r0,r1; cmovnc r2,r3;"));
CHECK(!equivalent("cmp r0,r1; cmovc r2,r3;", "cmp r0,r1; cmovbe r2,r3;"));
// the venerable sign program, r3 = sign(r3)
CHECK(equivalent("xor r0,r0; xor r1,r1; xor r2,r2; inc r1; dec r2; cmp r3,r0; cmovg r3,r1; cmovl r3,r2;",
"add r3,r3; sbb r0,r0; sub r0,r3; adc r3,r0;"));
// an incorrect variant of the sign program, which misbehaves when r3 == 0
CHECK(!equivalent("xor r0,r0; xor r1,r1; xor r2,r2; inc r1; dec r2; cmp r3,r0; cmovg r3,r1; cmovl r3,r2;",
"add r3,r3; sbb r3,r3; add r3,r3; inc r3;"));
// -x is equivalent to 0-x
CHECK(equivalent("neg r0;", "mov r1,r0; xor r0,r0; sub r0,r1;"));
CHECK(equivalent("mov r1,r0; neg r1;", "xor r1,r1; sub r1,r0;"));
return EXIT_SUCCESS;
}
MStatus geometrySurfaceConstraint::compute( const MPlug& plug, MDataBlock& block )
{
MStatus returnStatus;
if ( plug == geometrySurfaceConstraint::constraintGeometry )
{
//
block.inputValue(constraintParentInverseMatrix);
//
MArrayDataHandle targetArray = block.inputArrayValue( compoundTarget );
unsigned int targetArrayCount = targetArray.elementCount();
double weight,selectedWeight = 0;
if ( weightType == geometrySurfaceConstraintCommand::kSmallestWeight )
selectedWeight = FLT_MAX;
MObject selectedMesh;
unsigned int i;
for ( i = 0; i < targetArrayCount; i++ )
{
MDataHandle targetElement = targetArray.inputValue();
weight = targetElement.child(targetWeight).asDouble();
if ( !equivalent(weight,0.0))
{
if ( weightType == geometrySurfaceConstraintCommand::kLargestWeight )
{
if ( weight > selectedWeight )
{
MObject mesh = targetElement.child(targetGeometry).asMesh();
if ( !mesh.isNull() )
{
selectedMesh = mesh;
selectedWeight = weight;
}
}
}
else
{
if ( weight < selectedWeight )
{
MObject mesh = targetElement.child(targetGeometry).asMesh();
if ( !mesh.isNull() )
{
selectedMesh = mesh;
selectedWeight = weight;
}
}
}
}
targetArray.next();
}
//
if ( selectedMesh.isNull() )
{
block.setClean(plug);
}
else
{
// The transform node via the geometry attribute will take care of
// updating the location of the constrained geometry.
MDataHandle outputConstraintGeometryHandle = block.outputValue(constraintGeometry);
outputConstraintGeometryHandle.setMObject(selectedMesh);
}
}
else
{
return MS::kUnknownParameter;
}
return MS::kSuccess;
}
bool
ShaderInstance::mergeable (const ShaderInstance &b, const ShaderGroup &g) const
{
// Must both be instances of the same master -- very fast early-out
// for most potential pair comparisons.
if (master() != b.master())
return false;
// If the shaders haven't been optimized yet, they don't yet have
// their own symbol tables and instructions (they just refer to
// their unoptimized master), but they may have an "instance
// override" vector that describes which parameters have
// instance-specific values or connections.
bool optimized = (m_instsymbols.size() != 0 || m_instops.size() != 0);
// Same instance overrides
if (m_instoverrides.size() || b.m_instoverrides.size()) {
ASSERT (! optimized); // should not be post-opt
ASSERT (m_instoverrides.size() == b.m_instoverrides.size());
for (size_t i = 0, e = m_instoverrides.size(); i < e; ++i) {
if ((m_instoverrides[i].valuesource() == Symbol::DefaultVal ||
m_instoverrides[i].valuesource() == Symbol::InstanceVal) &&
(b.m_instoverrides[i].valuesource() == Symbol::DefaultVal ||
b.m_instoverrides[i].valuesource() == Symbol::InstanceVal)) {
// If both params are defaults or instances, let the
// instance parameter value checking below handle
// things. No need to reject default-vs-instance
// mismatches if the actual values turn out to be the
// same later.
continue;
}
if (! (equivalent(m_instoverrides[i], b.m_instoverrides[i]))) {
const Symbol *sym = mastersymbol(i); // remember, it's pre-opt
if (! sym->everused())
continue;
return false;
}
}
}
// Make sure that the two nodes have the same parameter values. If
// the group has already been optimized, it's got an
// instance-specific symbol table to check; but if it hasn't been
// optimized, we check the symbol table int he master.
for (int i = firstparam(); i < lastparam(); ++i) {
const Symbol *sym = optimized ? symbol(i) : mastersymbol(i);
if (! sym->everused())
continue;
if (sym->typespec().is_closure())
continue; // Closures can't have instance override values
if ((sym->valuesource() == Symbol::InstanceVal || sym->valuesource() == Symbol::DefaultVal)
&& memcmp (param_storage(i), b.param_storage(i),
sym->typespec().simpletype().size())) {
return false;
}
}
if (m_run_lazily != b.m_run_lazily) {
return false;
}
// The connection list need to be the same for the two shaders.
if (m_connections.size() != b.m_connections.size()) {
return false;
}
if (m_connections != b.m_connections) {
return false;
}
// If there are no "local" ops or symbols, this instance hasn't been
// optimized yet. In that case, we've already done enough checking,
// since the masters being the same and having the same instance
// params and connections is all it takes. The rest (below) only
// comes into play after instances are more fully elaborated from
// their masters in order to be optimized.
if (!optimized) {
return true;
}
// Same symbol table
if (! equivalent (m_instsymbols, b.m_instsymbols)) {
return false;
}
// Same opcodes to run
if (! equivalent (m_instops, b.m_instops)) {
return false;
}
// Same arguments to the ops
if (m_instargs != b.m_instargs) {
return false;
}
// Parameter and code ranges
if (m_firstparam != b.m_firstparam ||
m_lastparam != b.m_lastparam ||
m_maincodebegin != b.m_maincodebegin ||
m_maincodeend != b.m_maincodeend ||
m_Psym != b.m_Psym || m_Nsym != b.m_Nsym) {
return false;
}
// Nothing left to check, they must be identical!
return true;
}
String NamespaceableNode::getQualifiedName() const
{
return (equivalent(xmlnamespace, Namespace::DefaultNamespace())) ? name : xmlnamespace->getPrefix() + ':' + name;
}