static jsdouble FASTCALL
math_min_tn(jsdouble d, jsdouble p)
{
if (JSDOUBLE_IS_NaN(d) || JSDOUBLE_IS_NaN(p))
return js_NaN;
if (p == 0 && p == d) {
// Min prefers -0.0 to 0.0.
if (js_copysign (1.0, p) == -1)
return p;
return d;
}
return (p < d) ? p : d;
}
static jsdouble FASTCALL
math_max_tn(jsdouble d, jsdouble p)
{
if (JSDOUBLE_IS_NaN(d) || JSDOUBLE_IS_NaN(p))
return js_NaN;
if (p == 0 && p == d) {
// Max prefers 0.0 to -0.0.
if (js_copysign(1.0, d) == -1)
return p;
return d;
}
return (p > d) ? p : d;
}
static JSBool
math_exp(JSContext *cx, uintN argc, jsval *vp)
{
jsdouble x, z;
if (argc == 0) {
*vp = cx->runtime->NaNValue;
return JS_TRUE;
}
x = js_ValueToNumber(cx, &vp[2]);
if (JSVAL_IS_NULL(vp[2]))
return JS_FALSE;
#ifdef _WIN32
if (!JSDOUBLE_IS_NaN(x)) {
if (x == js_PositiveInfinity) {
*vp = cx->runtime->positiveInfinityValue;
return JS_TRUE;
}
if (x == js_NegativeInfinity) {
*vp = JSVAL_ZERO;
return JS_TRUE;
}
}
#endif
z = exp(x);
return js_NewNumberInRootedValue(cx, z, vp);
}
JSBool
js_math_min(JSContext *cx, uintN argc, jsval *vp)
{
jsdouble x, z = js_PositiveInfinity;
jsval *argv;
uintN i;
if (argc == 0) {
*vp = cx->runtime->positiveInfinityValue;
return JS_TRUE;
}
argv = vp + 2;
for (i = 0; i < argc; i++) {
x = js_ValueToNumber(cx, &argv[i]);
if (JSVAL_IS_NULL(argv[i]))
return JS_FALSE;
if (JSDOUBLE_IS_NaN(x)) {
*vp = cx->runtime->NaNValue;
return JS_TRUE;
}
if (x == 0 && x == z) {
if (js_copysign(1.0, x) == -1)
z = x;
} else {
z = (x < z) ? x : z;
}
}
return js_NewNumberInRootedValue(cx, z, vp);
}
static JSBool
ValueIsLength(JSContext *cx, jsval v, jsuint *lengthp)
{
jsint i;
jsdouble d;
if (JSVAL_IS_INT(v)) {
i = JSVAL_TO_INT(v);
if (i < 0) {
JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL,
JSMSG_BAD_ARRAY_LENGTH);
return JS_FALSE;
}
*lengthp = (jsuint) i;
return JS_TRUE;
}
if (!js_ValueToNumber(cx, v, &d)) {
JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL,
JSMSG_BAD_ARRAY_LENGTH);
return JS_FALSE;
}
if (!js_DoubleToECMAUint32(cx, d, (uint32 *)lengthp)) {
JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL,
JSMSG_BAD_ARRAY_LENGTH);
return JS_FALSE;
}
if (JSDOUBLE_IS_NaN(d) || d != *lengthp) {
JS_ReportErrorNumber(cx, js_GetErrorMessage, NULL,
JSMSG_BAD_ARRAY_LENGTH);
return JS_FALSE;
}
return JS_TRUE;
}
static JSBool
math_min(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
jsdouble x, z = *cx->runtime->jsPositiveInfinity;
uintN i;
if (argc == 0)
{
*rval = DOUBLE_TO_JSVAL(cx->runtime->jsPositiveInfinity);
return JS_TRUE;
}
for (i = 0; i < argc; i++)
{
if (!js_ValueToNumber(cx, argv[i], &x))
return JS_FALSE;
if (JSDOUBLE_IS_NaN(x))
{
*rval = DOUBLE_TO_JSVAL(cx->runtime->jsNaN);
return JS_TRUE;
}
if ((x == 0) && (x == z) && (fd_copysign(1.0, x) == -1))
z = x;
else
z = (x < z) ? x : z;
}
return js_NewNumberValue(cx, z, rval);
}
static JSBool
math_exp(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
jsdouble x, z;
if (!js_ValueToNumber(cx, argv[0], &x))
return JS_FALSE;
#ifdef _WIN32
if (!JSDOUBLE_IS_NaN(x))
{
if (x == *cx->runtime->jsPositiveInfinity)
{
*rval = DOUBLE_TO_JSVAL(cx->runtime->jsPositiveInfinity);
return JS_TRUE;
}
if (x == *cx->runtime->jsNegativeInfinity)
{
*rval = JSVAL_ZERO;
return JS_TRUE;
}
}
#endif
z = fd_exp(x);
return js_NewNumberValue(cx, z, rval);
}
JSBool
js_ValueToBoolean(JSContext *cx, jsval v, JSBool *bp)
{
JSBool b;
jsdouble d;
#if defined XP_PC && defined _MSC_VER && _MSC_VER <= 800
/* MSVC1.5 coredumps */
if (!bp)
return JS_TRUE;
/* This should be an if-else chain, but MSVC1.5 crashes if it is. */
#define ELSE
#else
#define ELSE else
#endif
if (JSVAL_IS_NULL(v) || JSVAL_IS_VOID(v)) {
/* Must return early to avoid falling thru to JSVAL_IS_OBJECT case. */
*bp = JS_FALSE;
return JS_TRUE;
}
if (JSVAL_IS_OBJECT(v)) {
if (!JSVERSION_IS_ECMA(cx->version)) {
if (!OBJ_DEFAULT_VALUE(cx, JSVAL_TO_OBJECT(v), JSTYPE_BOOLEAN, &v))
return JS_FALSE;
if (!JSVAL_IS_BOOLEAN(v))
v = JSVAL_TRUE; /* non-null object is true */
b = JSVAL_TO_BOOLEAN(v);
} else {
b = JS_TRUE;
}
} ELSE
if (JSVAL_IS_STRING(v)) {
b = JSSTRING_LENGTH(JSVAL_TO_STRING(v)) ? JS_TRUE : JS_FALSE;
} ELSE
if (JSVAL_IS_INT(v)) {
b = JSVAL_TO_INT(v) ? JS_TRUE : JS_FALSE;
} ELSE
if (JSVAL_IS_DOUBLE(v)) {
d = *JSVAL_TO_DOUBLE(v);
b = (!JSDOUBLE_IS_NaN(d) && d != 0) ? JS_TRUE : JS_FALSE;
} ELSE
#if defined XP_PC && defined _MSC_VER && _MSC_VER <= 800
if (JSVAL_IS_BOOLEAN(v)) {
b = JSVAL_TO_BOOLEAN(v);
}
#else
{
JS_ASSERT(JSVAL_IS_BOOLEAN(v));
b = JSVAL_TO_BOOLEAN(v);
}
#endif
#undef ELSE
*bp = b;
return JS_TRUE;
}
static jsdouble FASTCALL
math_exp_tn(JSContext *cx, jsdouble d)
{
if (!JSDOUBLE_IS_NaN(d)) {
if (d == js_PositiveInfinity)
return js_PositiveInfinity;
if (d == js_NegativeInfinity)
return 0.0;
}
return exp(d);
}
js_compare_atom_keys(const void *k1, const void *k2)
{
jsval v1, v2;
v1 = (jsval)k1, v2 = (jsval)k2;
if (JSVAL_IS_STRING(v1) && JSVAL_IS_STRING(v2))
return !js_CompareStrings(JSVAL_TO_STRING(v1), JSVAL_TO_STRING(v2));
if (JSVAL_IS_DOUBLE(v1) && JSVAL_IS_DOUBLE(v2)) {
double d1 = *JSVAL_TO_DOUBLE(v1);
double d2 = *JSVAL_TO_DOUBLE(v2);
if (JSDOUBLE_IS_NaN(d1))
return JSDOUBLE_IS_NaN(d2);
#ifdef XP_PC
/* XXX MSVC miscompiles such that (NaN == 0) */
if (JSDOUBLE_IS_NaN(d2))
return JS_FALSE;
#endif
return d1 == d2;
}
return v1 == v2;
}
static jsdouble FASTCALL
math_exp_tn(JSContext *cx, jsdouble d)
{
if (!JSDOUBLE_IS_NaN(d)) {
if (d == *cx->runtime->jsPositiveInfinity) {
return *cx->runtime->jsPositiveInfinity;
}
if (d == *cx->runtime->jsNegativeInfinity) {
return 0.0;
}
}
return exp(d);
}
static JSBool
MatchDouble(JSDHashTable *table, const JSDHashEntryHdr *hdr, const void *key)
{
JSAtomHashEntry *entry = TO_ATOM_ENTRY(hdr);
jsdouble d1, d2;
JS_ASSERT(IS_DOUBLE_TABLE(table));
if (entry->keyAndFlags == 0) {
/* See comments in MatchString. */
return JS_FALSE;
}
d1 = *(jsdouble *)ATOM_ENTRY_KEY(entry);
d2 = *(jsdouble *)key;
if (JSDOUBLE_IS_NaN(d1))
return JSDOUBLE_IS_NaN(d2);
#if defined(XP_WIN)
/* XXX MSVC miscompiles such that (NaN == 0) */
if (JSDOUBLE_IS_NaN(d2))
return JS_FALSE;
#endif
return d1 == d2;
}
static int
sort_compare(const void *a, const void *b, void *arg)
{
jsval av = *(const jsval *)a, bv = *(const jsval *)b;
CompareArgs *ca = (CompareArgs *) arg;
JSContext *cx = ca->context;
jsdouble cmp = -1;
jsval fval, argv[2], rval;
JSBool ok;
fval = ca->fval;
if (fval == JSVAL_NULL) {
JSString *astr, *bstr;
if (av == bv) {
cmp = 0;
} else if (av == JSVAL_VOID || bv == JSVAL_VOID) {
/* Put undefined properties at the end. */
cmp = (av == JSVAL_VOID) ? 1 : -1;
} else if ((astr = js_ValueToString(cx, av)) != NULL &&
(bstr = js_ValueToString(cx, bv)) != NULL) {
cmp = js_CompareStrings(astr, bstr);
} else {
ca->status = JS_FALSE;
}
} else {
argv[0] = av;
argv[1] = bv;
ok = js_InternalCall(cx,
OBJ_GET_PARENT(cx, JSVAL_TO_OBJECT(fval)),
fval, 2, argv, &rval);
if (ok) {
ok = js_ValueToNumber(cx, rval, &cmp);
/* Clamp cmp to -1, 0, 1. */
if (JSDOUBLE_IS_NaN(cmp)) {
/* XXX report some kind of error here? ECMA talks about
* 'consistent compare functions' that don't return NaN, but is
* silent about what the result should be. So we currently
* ignore it.
*/
cmp = 0;
} else if (cmp != 0) {
cmp = cmp > 0 ? 1 : -1;
}
} else {
ca->status = ok;
}
}
return (int)cmp;
}
JSBool
js_ValueToBoolean(JSContext *cx, jsval v, JSBool *bp)
{
JSBool b;
jsdouble d;
if (JSVAL_IS_NULL(v) || JSVAL_IS_VOID(v))
{
b = JS_FALSE;
}
else if (JSVAL_IS_OBJECT(v))
{
if (!JS_VERSION_IS_ECMA(cx))
{
if (!OBJ_DEFAULT_VALUE(cx, JSVAL_TO_OBJECT(v), JSTYPE_BOOLEAN, &v))
return JS_FALSE;
if (!JSVAL_IS_BOOLEAN(v))
v = JSVAL_TRUE; /* non-null object is true */
b = JSVAL_TO_BOOLEAN(v);
}
else
{
b = JS_TRUE;
}
}
else if (JSVAL_IS_STRING(v))
{
b = JSSTRING_LENGTH(JSVAL_TO_STRING(v)) ? JS_TRUE : JS_FALSE;
}
else if (JSVAL_IS_INT(v))
{
b = JSVAL_TO_INT(v) ? JS_TRUE : JS_FALSE;
}
else if (JSVAL_IS_DOUBLE(v))
{
d = *JSVAL_TO_DOUBLE(v);
b = (!JSDOUBLE_IS_NaN(d) && d != 0) ? JS_TRUE : JS_FALSE;
}
else
{
JS_ASSERT(JSVAL_IS_BOOLEAN(v));
b = JSVAL_TO_BOOLEAN(v);
}
*bp = b;
return JS_TRUE;
}
JSBool
JSSphere::Constructor(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
DOC_BEGIN("Constructs a sphere from center/radius, center/point on surface, from another sphere or an empty one.");
DOC_PARAM("a sphere", "", DOC_TYPE_SPHERE);
DOC_RESET;
DOC_PARAM("center", "", DOC_TYPE_POINT3F);
DOC_PARAM("radius", "", DOC_TYPE_FLOAT);
DOC_RESET;
DOC_PARAM("center", "", DOC_TYPE_POINT3F);
DOC_PARAM("point on surface", "", DOC_TYPE_POINT3F);
DOC_END;
IF_NOISY2(AC_TRACE << "Constructor argc =" << argc << endl);
if (JSA_GetClass(cx,obj) != Class()) {
JS_ReportError(cx,"Constructor for %s bad object; did you forget a 'new'?",ClassName());
return JS_FALSE;
}
JSSphere * myNewObject = 0;
JSSphere::NativeValuePtr myNewValue = JSSphere::NativeValuePtr(new dom::SimpleValue<asl::Sphere<Number> >(0));
asl::Sphere<Number> & myNewSphere = myNewValue->openWriteableValue(); // we close it only on success, otherwise we trash it anyway
if (argc == 0) {
// construct empty
myNewObject=new JSSphere(myNewValue);
} else {
if (argc == 2) {
JSObject * myObject = JSVector<asl::Point3<Number> >::Construct(cx, argv[0]);
if (!myObject) {
JS_ReportError(cx,"JSSphere::Constructor: first argument must be a normal vector of size 3",ClassName());
return JS_FALSE;
}
jsdouble myNumber;
if (JS_ValueToNumber(cx,argv[1],&myNumber) && !JSDOUBLE_IS_NaN(myNumber)) {
// construct from center/radius
myNewSphere = asl::Sphere<Number>(JSVector<asl::Point3<Number> >::getNativeRef(cx,myObject), Number(myNumber));
} else {
// construct from center/point on surface
JSObject * myObject2 = JSVector<asl::Point3<Number> >::Construct(cx, argv[1]);
if (!myObject2) {
JS_ReportError(cx,"JSSphere::Constructor: second argument must be a distance number or point on the plane of size 3",ClassName());
return JS_FALSE;
}
myNewSphere = asl::Sphere<Number>(JSVector<asl::Point3<Number> >::getNativeRef(cx,myObject),
JSVector<asl::Point3<Number> >::getNativeRef(cx,myObject2));
}
myNewObject=new JSSphere(myNewValue);
} else if (argc == 1) {
// construct from one Sphere
if (JSVAL_IS_VOID(argv[0])) {
JS_ReportError(cx,"JSSphere::Constructor: bad argument #1 (undefined)");
return JS_FALSE;
}
JSObject * myArgument;
if (!JS_ValueToObject(cx, argv[0], &myArgument)) {
JS_ReportError(cx,"JSSphere::Constructor: bad argument type, Sphere expected");
return JS_FALSE;
}
if (JSA_GetClass(cx,myArgument) == Class()) {
myNewSphere = getJSWrapper(cx, myArgument).getNative();
myNewObject=new JSSphere(myNewValue);
}
} else {
JS_ReportError(cx,"Constructor for %s: bad number of arguments: expected 0,1 or 2, got %d",ClassName(), argc);
return JS_FALSE;
}
}
if (myNewObject) {
JS_SetPrivate(cx,obj,myNewObject);
myNewValue->closeWriteableValue();
return JS_TRUE;
}
JS_ReportError(cx,"JSSphere::Constructor: bad parameters");
return JS_FALSE;
}
