本文整理汇总了C++中FP函数的典型用法代码示例。如果您正苦于以下问题：C++ FP函数的具体用法？C++ FP怎么用？C++ FP使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了FP函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: setVariance
void setVariance(FP inVariance) {
if (inVariance < FP(0.0)) {
assert(0); // negative variance
}
variance = inVariance;
stdDeviation = FP(-1.0);
}示例2: print_tree
void print_tree(t_ast *ast)
{
while (ast->leftcmd != NULL)
ast = ast->leftcmd;
FP("%s | %d | %s\n", ast->left, ast->type, ast->right);
while (ast != NULL)
{
ast = ast->parent;
if (ast != NULL)
FP("%p | %d | %s\n", ast->leftcmd, ast->type, ast->right);
}
}示例3: GvmResult
GvmResult(GvmCluster<S,V,K,FP> cluster)
: space(cluster.clusters.space)
{
count = cluster.count;
mass = cluster.m0;
variance = cluster.var / mass;
stdDeviation = FP(-1.0);
key = cluster.getKey();
//space = cluster.clusters.space;
point = space.newCopy(cluster.m1);
space.scale(point, FP(1.0) / mass);
}示例4: des_ecb3_encrypt
void
des_ecb3_encrypt(des_cblock (*input), des_cblock (*output),
des_key_schedule ks1, des_key_schedule ks2, des_key_schedule ks3,
int encrypt)
{
register u_int32_t l0, l1;
register unsigned char *in, *out;
u_int32_t ll[2];
in = (unsigned char *) input;
out = (unsigned char *) output;
c2l(in, l0);
c2l(in, l1);
IP(l0, l1);
ll[0] = l0;
ll[1] = l1;
des_encrypt2(ll, ks1, encrypt);
des_encrypt2(ll, ks2, !encrypt);
des_encrypt2(ll, ks3, encrypt);
l0 = ll[0];
l1 = ll[1];
FP(l1, l0);
l2c(l0, out);
l2c(l1, out);
}示例5: ft_check_setenv_ag
int ft_check_setenv_ag(char **arg, char **varn, char **varvalue, int *ow)
{
if (arg[1] && arg[2] && arg[3])
{
*varn = ft_strtoupper(ft_strdup(arg[1]));
*varvalue = ft_strdup(arg[2]);
*ow = ft_atoi(arg[3]);
}
else
{
FP("Setenv error.\n");
FP("Usage : setenv (char*)name (char*)value (int)overwrite\n");
return (-1);
}
return (0);
}示例6: des_decrypt3
void des_decrypt3(DES_LONG *data, des_key_schedule ks1, des_key_schedule ks2, des_key_schedule ks3)
{
register DES_LONG l,r;
l=data[0];
r=data[1];
IP(l,r);
data[0]=l;
data[1]=r;
/*des_encrypt2((DES_LONG *)data,ks3,DES_DECRYPT); */
/*des_encrypt2((DES_LONG *)data,ks2,DES_ENCRYPT); */
/*des_encrypt2((DES_LONG *)data,ks1,DES_DECRYPT); */
/* XID on 23-MAR-1999 */
/* Modified to use Triple DES. Key must be 24 bytes. */
des_encrypt((DES_LONG *)data,ks3,DES_DECRYPT);
des_encrypt((DES_LONG *)data,ks2,DES_ENCRYPT);
des_encrypt((DES_LONG *)data,ks1,DES_DECRYPT);
l=data[0];
r=data[1];
FP(r,l);
data[0]=l;
data[1]=r;
}/*end des_decrypt3 */示例7: crypto_des3_decrypt
/**
* @brief 对数据段进行 Triple DES 算法解密。
*
* @author Damien(2011/12/22)
*
* @param p_ctx Triple DES 加密算法语境。
* @param p_dst 输出明文保存地址。
* @param p_src 输入密文保存地址。
*
* @note 数据段的长度为 8 个字节。
*/
void
crypto_des3_decrypt(const crypto_des3_ctx_t* p_ctx,
unsigned char* p_dst,
const unsigned char* p_src) {
unsigned long i;
unsigned long l;
unsigned long r;
unsigned long a;
unsigned long b;
unsigned long* p_dst_u32 = ( unsigned long* )p_dst;
const unsigned long* p_src_u32 = (const unsigned long* )p_src;
const unsigned long* p_exp_key = p_ctx->expkey + CRYPTO_DES3_EXPKEY_WORDS - 2;
l = le32_to_cpu(p_src_u32[0]);
r = le32_to_cpu(p_src_u32[1]);
IP(l, r, a);
for (i = 0; i < 8; i++) {
ROUND(l, r, a, b, p_exp_key, -2);
ROUND(r, l, a, b, p_exp_key, -2);
}
for (i = 0; i < 8; i++) {
ROUND(r, l, a, b, p_exp_key, -2);
ROUND(l, r, a, b, p_exp_key, -2);
}
for (i = 0; i < 8; i++) {
ROUND(l, r, a, b, p_exp_key, -2);
ROUND(r, l, a, b, p_exp_key, -2);
}
FP(r, l, a);
p_dst_u32[0] = cpu_to_le32(r);
p_dst_u32[1] = cpu_to_le32(l);
}示例8: assert
GvmStdVector<FP,D>()
{
assert(D >= 1);
for (int i = 0; i < D; i++) {
values[i] = FP(0.0);
}
}示例9: write_snapshots_to_file
static void write_snapshots_to_file(void)
{
Int i;
Char* elune_out_file =
VG_(expand_file_name)("--output-filename", clo_outputfilename);
sres = VG_(open)(clo_outputfilename, VKI_O_CREAT|VKI_O_TRUNC|VKI_O_WRONLY,
VKI_S_IRUSR|VKI_S_IWUSR);
if (sr_isError(sres)) {
// If the file can't be opened for whatever reason (conflict
// between multiple cachegrinded processes?), give up now.
VG_(umsg)("error: can't open output file '%s'\n", elune_out_file );
VG_(umsg)(" ... so the log will be missing.\n");
VG_(free)(elune_out_file);
return;
} else {
fd = sr_Res(sres);
VG_(free)(elune_out_file);
}
// Print elune-specific options that were used.
if (VG_(args_the_exename)) {
/*FP("%s", VG_(args_the_exename));*/
for (i = 0; i < VG_(sizeXA)( VG_(args_for_client) ); i++) {
HChar* arg = * (HChar**) VG_(indexXA)( VG_(args_for_client), i );
if (arg)
FP(" %s", arg);
}
}
/*FP("\n");*/
}示例10: return
//컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴
//Procedure GetWindDirVel
//Author Craig Beeston
//Date Thu 10 Jun 1999
//
//Description Returns the wind speed and direction at a given altitude
//
//Inputs Alt
//
//Returns Wind Heading and Speed
//
//------------------------------------------------------------------------------
Bool Atmosphere::GetWindDirVel (SLong alt, SWord& hdg, SLong& speed)
{
if(!Save_Data.flightdifficulty [FD_WINDEFFECTS])
{
hdg = 0;
speed = 0;
return(TRUE);
}
if(alt > 914400) // 30,000 ft
{
hdg = SWord(diralt * 182.04);
//DeadCode RJS 16Dec99 speed = (51 * windalt) / 10;
speed = SLong(5148. * windalt); //RJS 16Dec99
return(TRUE);
}
//DeadCode RJS 16Dec99 SWord Dir0 = SWord(182.04 * dir0);
//DeadCode RJS 16Dec99 SWord DirAlt = SWord(182.04 * diralt);
//DeadCode RJS 16Dec99
//DeadCode RJS 16Dec99 SWord DeltaDir = DirAlt - Dir0;
FP Dir0 = 182.04 * dir0; //RJS 16Dec99
FP DirAlt = 182.04 * diralt; //RJS 16Dec99
FP DeltaDir = DirAlt - Dir0; //RJS 16Dec99
FP Fract = FP(alt) / 914411.0;
FP fdir = Dir0 + Fract * DeltaDir;
FP fspeed = ((1. - Fract) * wind0 + Fract * windalt) * 5148.;//RJS 16Dec99
hdg = SWord(fdir);
speed = SLong(fspeed);
return(TRUE);
}示例11: doubles
// Generator for toplevel expression
// It also evaluates the generated function
llvm::Function * ProgCodegen::operator()(const ast::Expr & expr) const
{
std::vector<llvm::Type*> doubles(0,llvm::Type::getDoubleTy(llvm::getGlobalContext()));
llvm::FunctionType * FT = llvm::FunctionType::get (llvm::Type::getDoubleTy(llvm::getGlobalContext()),llvm::ArrayRef<llvm::Type*>(doubles), false);
llvm::Function * funcVal = llvm::Function ::Create(FT, llvm::Function::ExternalLinkage,"", module);
if (funcVal == 0) return 0;
//Creating ExprCodegen to process the function body.
ExprCodegen expCG(module);
//Building
llvm::BasicBlock * BB = llvm::BasicBlock::Create(llvm::getGlobalContext(), "entry", funcVal);
expCG.pimpl->builder.SetInsertPoint(BB);
if(llvm::Value * bodyVal = boost::apply_visitor(expCG,expr))
{
expCG.pimpl->builder.CreateRet(bodyVal);
llvm::verifyFunction(*funcVal);
//Evaluation
std::cout << "ready " << engine << "\n";
void *FPtr = engine->getPointerToFunction(funcVal);
double (*FP)() = (double (*)())FPtr;
std::cout << "Evaluated to " << FP() << "\n";
return funcVal;
}
funcVal->eraseFromParent();
return 0;
}示例12: des_decipher
void des_decipher(word32 *output, word32 L, word32 R, DESContext *sched) {
word32 swap, s0246, s1357;
IP(L, R);
L = rotl(L, 1);
R = rotl(R, 1);
L ^= f(R, sched->k0246[15], sched->k1357[15]);
R ^= f(L, sched->k0246[14], sched->k1357[14]);
L ^= f(R, sched->k0246[13], sched->k1357[13]);
R ^= f(L, sched->k0246[12], sched->k1357[12]);
L ^= f(R, sched->k0246[11], sched->k1357[11]);
R ^= f(L, sched->k0246[10], sched->k1357[10]);
L ^= f(R, sched->k0246[ 9], sched->k1357[ 9]);
R ^= f(L, sched->k0246[ 8], sched->k1357[ 8]);
L ^= f(R, sched->k0246[ 7], sched->k1357[ 7]);
R ^= f(L, sched->k0246[ 6], sched->k1357[ 6]);
L ^= f(R, sched->k0246[ 5], sched->k1357[ 5]);
R ^= f(L, sched->k0246[ 4], sched->k1357[ 4]);
L ^= f(R, sched->k0246[ 3], sched->k1357[ 3]);
R ^= f(L, sched->k0246[ 2], sched->k1357[ 2]);
L ^= f(R, sched->k0246[ 1], sched->k1357[ 1]);
R ^= f(L, sched->k0246[ 0], sched->k1357[ 0]);
L = rotl(L, 31);
R = rotl(R, 31);
swap = L; L = R; R = swap;
FP(L, R);
output[0] = L;
output[1] = R;
}示例13: SWord
//컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴컴
//Procedure GetWindDirVel
//Author Robert Slater
//Date Thu 16 Dec 1999
//
//Description Returns the wind speed and direction at a given altitude
//
//Inputs Alt
//
//Returns Wind Heading and Speed
//
//------------------------------------------------------------------------------
void Atmosphere::GetWindDirVel (SLong alt, SWord& hdg, FP& speed)
{
if(!Save_Data.flightdifficulty [FD_WINDEFFECTS])
{
hdg = 0;
speed = 0;
}
else
{
if(alt > 914400) // 30,000 ft
{
hdg = SWord(diralt * 182.04);
speed = 5148. * windalt; //from knotts... to vel*1000
}
else
{
FP Dir0 = 182.04 * dir0;
FP DirAlt = 182.04 * diralt;
FP DeltaDir = DirAlt - Dir0;
FP Fract = FP(alt) / 914411.0;
FP fdir = Dir0 + Fract * DeltaDir;
speed = ((1. - Fract) * wind0 + Fract * windalt) * 5148.;
hdg = SWord(fdir);
}
}
}示例14: diz80_worddata
int diz80_worddata()
{
if(t[1]==-1) {
return diz80_bytedata();
}
FP(fx, "\tdefw 0%04xh", t[0]+256*t[1]);
return 2;
}示例15: fsync_paranoid
static int fsync_paranoid(const char *name) {
char rp[1+PATH_MAX], *file = (char *) malloc(sizeof(char)*(strlen(name)+1));
strcpy(file, name);
FP(stderr, "fsync to root '%s'\n", file);
if (NULL == realpath(file, rp)) BAIL("realpath failed");
FP(stderr, " realpath '%s'\n", rp);
do {
int fd;
FP(stderr, " fsync-ing '%s'\n", rp);
if (-1 == (fd = open(rp, O_RDONLY))) BAIL("open failed");
if (-1 == fsync(fd)) BAIL("fsync failed");
if (-1 == close(fd)) BAIL("close failed");
trim_rightmost_path_component(rp);
} while (*rp);
FP(stderr, " done\n");
free(file);
return 0;
}