本文整理汇总了C++中range_t类的典型用法代码示例。如果您正苦于以下问题:C++ range_t类的具体用法?C++ range_t怎么用?C++ range_t使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了range_t类的10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,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: operator
void operator()( const range_t& r ) {
count_t end = r.end();
volatile count_t anchor = 0;
for( count_t i = r.begin(); i < end; ++i )
anchor += i;
my_sum = anchor;
}
开发者ID:kevinushey,项目名称:RcppParallel,代码行数:7,代码来源:perf_sched.cpp
示例2: additive_noise
bool additive_noise(
const range_t<tscalar>& noise_range,
const gauss_kernel_t<tscalar>& kernel,
const range_t<tscalar>& output_range,
tmatrix& src, tgetter getter, tsetter setter)
{
random_t<tscalar> noiser(noise_range.min(), noise_range.max());
// create random noise map
typename tensor::matrix_types_t<tscalar>::tmatrix noisemap(src.rows(), src.cols());
tensor::transform(noisemap, noisemap, [&] (tvalue) { return noiser(); });
// smooth the noise map
inplace_separable_filter(kernel, range_t<tscalar>(noiser.min(), noiser.max()), noisemap,
[] (tscalar v) { return v; },
[] (tscalar, tscalar v) { return v; });
// add the noise map to the input matrix
tensor::transform(src, noisemap, src, [&] (tvalue value, tscalar noise)
{
return setter(value, math::cast<tvalue>(output_range.clamp(noise + getter(value))));
});
// OK
return true;
}
开发者ID:0x0all,项目名称:nanocv,代码行数:26,代码来源:noise.hpp
示例3: run
void run ( const range_t& r, Partitioner& p ) const {
count_t end = r.end();
if ( my_depth > 1 )
for ( count_t i = r.begin(); i < end; ++i )
tbb::parallel_for( range_t(0, IterRange, IterGrain), NestingForBody(my_depth - 1), p );
else
for ( count_t i = r.begin(); i < end; ++i )
tbb::parallel_for( range_t(0, IterRange, IterGrain), SimpleForBody(), p );
}
开发者ID:kevinushey,项目名称:RcppParallel,代码行数:9,代码来源:perf_sched.cpp
示例4: operator
void operator()(const range_t& range) {
const size_t i_end = range.end();
if(!range.empty()) {
for(size_t i = range.begin(); i != i_end; ++i) {
if(closerToExtremum(points[i])) {
extrXPoint = points[i];
}
}
}
}
开发者ID:BigR-Lab,项目名称:CodeRes_Cpp,代码行数:10,代码来源:convex_hull_sample.cpp
示例5: operator
void operator()(const range_t& range) const {
util::rng the_rng(range.begin());
const size_t i_end = range.end();
size_t count = 0;
#if USECONCVEC
points.grow_to_at_least(i_end);
#else // Locked enlarge to a not thread-safe STD::VECTOR
grow_vector_to_at_least(pushBackMutex,points,i_end);
#endif // USECONCVEC
for(size_t i = range.begin(); i != i_end; ++i) {
points[i]=util::GenerateRNDPoint<double>(count,the_rng,util::rng::max_rand);
}
}
开发者ID:Chalenko,项目名称:PCM,代码行数:14,代码来源:convex_hull_bench.cpp
示例6: screen_rect
void Audio::paint(Painter& painter) {
const auto r = screen_rect();
constexpr int db_min = -96;
constexpr int db_max = 0;
constexpr int db_delta = db_max - db_min;
const range_t<int> x_rms_range { 0, r.width() - 1 };
const auto x_rms = x_rms_range.clip((rms_db_ - db_min) * r.width() / db_delta);
const range_t<int> x_max_range { x_rms + 1, r.width() };
const auto x_max = x_max_range.clip((max_db_ - db_min) * r.width() / db_delta);
const Rect r0 {
static_cast<ui::Coord>(r.left()), r.top(),
static_cast<ui::Dim>(x_rms), r.height()
};
painter.fill_rectangle(
r0,
Color::green()
);
const Rect r1 {
static_cast<ui::Coord>(r.left() + x_rms), r.top(),
1, r.height()
};
painter.fill_rectangle(
r1,
Color::black()
);
const Rect r2 {
static_cast<ui::Coord>(r.left() + x_rms + 1), r.top(),
static_cast<ui::Dim>(x_max - (x_rms + 1)), r.height()
};
painter.fill_rectangle(
r2,
Color::red()
);
const Rect r3 {
static_cast<ui::Coord>(r.left() + x_max), r.top(),
static_cast<ui::Dim>(r.width() - x_max), r.height()
};
painter.fill_rectangle(
r3,
Color::black()
);
}
开发者ID:CCrashBandicot,项目名称:portapack-hackrf,代码行数:47,代码来源:ui_audio.cpp
示例7: paintMid
void TracePlot::paintMid(QPainter &painter, QRect &rect, range_t<off_t> sampleRange)
{
int samplesPerColumn = sampleRange.length() / rect.width();
int samplesPerTile = tileWidth * samplesPerColumn;
off_t tileID = sampleRange.minimum / samplesPerTile;
off_t tileOffset = sampleRange.minimum % samplesPerTile; // Number of samples to skip from first image tile
int xOffset = tileOffset / samplesPerColumn; // Number of columns to skip from first image tile
// Paint first (possibly partial) tile
painter.drawPixmap(
QRect(rect.x(), rect.y(), tileWidth - xOffset, height()),
getTile(tileID++, samplesPerTile),
QRect(xOffset, 0, tileWidth - xOffset, height())
);
// Paint remaining tiles
for (int x = tileWidth - xOffset; x < rect.right(); x += tileWidth) {
painter.drawPixmap(
QRect(x, rect.y(), tileWidth, height()),
getTile(tileID++, samplesPerTile)
);
}
}
开发者ID:EvanKrall,项目名称:inspectrum,代码行数:23,代码来源:traceplot.cpp
示例8: drawTile
void TracePlot::drawTile(QString key, const QRect &rect, range_t<off_t> sampleRange)
{
QImage image(rect.size(), QImage::Format_ARGB32);
image.fill(Qt::transparent);
QPainter painter(&image);
painter.setRenderHint(QPainter::Antialiasing, true);
auto firstSample = sampleRange.minimum;
auto length = sampleRange.length();
// Is it a 2-channel (complex) trace?
if (auto src = dynamic_cast<SampleSource<std::complex<float>>*>(sampleSource.get())) {
auto samples = src->getSamples(firstSample, length);
if (samples == nullptr)
return;
painter.setPen(Qt::red);
plotTrace(painter, rect, reinterpret_cast<float*>(samples.get()), length, 2);
painter.setPen(Qt::blue);
plotTrace(painter, rect, reinterpret_cast<float*>(samples.get())+1, length, 2);
// Otherwise is it single channel?
} else if (auto src = dynamic_cast<SampleSource<float>*>(sampleSource.get())) {
auto samples = src->getSamples(firstSample, length);
if (samples == nullptr)
return;
painter.setPen(Qt::green);
plotTrace(painter, rect, samples.get(), length, 1);
} else {
throw std::runtime_error("TracePlot::paintMid: Unsupported source type");
}
emit imageReady(key, image);
}
开发者ID:EvanKrall,项目名称:inspectrum,代码行数:36,代码来源:traceplot.cpp
示例9: inplace_separable_filter
bool inplace_separable_filter(const tkernel& kernel, const range_t<tscalar>& range,
tmatrix& src, tgetter getter, tsetter setter)
{
const int rows = static_cast<int>(src.rows());
const int cols = static_cast<int>(src.cols());
const int ksize = static_cast<int>(kernel.size());
const int krad = ksize / 2;
if (ksize != (2 * krad + 1))
{
return false;
}
std::vector<tscalar> buff(std::max(rows, cols));
// horizontal filter
for (int r = 0; r < rows; r ++)
{
for (int c = 0; c < cols; c ++)
{
buff[c] = math::cast<tscalar>(getter(src(r, c)));
}
for (int c = 0; c < cols; c ++)
{
tscalar v = 0;
for (int k = -krad; k <= krad; k ++)
{
const int cc = math::clamp(k + c, 0, cols - 1);
v += kernel[k + krad] * buff[cc];
}
src(r, c) = setter(src(r, c), math::cast<tvalue>(range.clamp(v)));
}
}
// vertical filter
for (int c = 0; c < cols; c ++)
{
for (int r = 0; r < rows; r ++)
{
buff[r] = math::cast<tscalar>(getter(src(r, c)));
}
for (int r = 0; r < rows; r ++)
{
tscalar v = 0;
for (int k = -krad; k <= krad; k ++)
{
const int rr = math::clamp(k + r, 0, rows - 1);
v += kernel[k + krad] * buff[rr];
}
src(r, c) = setter(src(r, c), math::cast<tvalue>(range.clamp(v)));
}
}
// OK
return true;
}
开发者ID:0x0all,项目名称:nanocv,代码行数:61,代码来源:filter.hpp
示例10: screen_rect
void RSSI::paint(Painter& painter) {
const auto r = screen_rect();
constexpr int rssi_sample_range = 256;
constexpr float rssi_voltage_min = 0.4;
constexpr float rssi_voltage_max = 2.2;
constexpr float adc_voltage_max = 3.3;
constexpr int raw_min = rssi_sample_range * rssi_voltage_min / adc_voltage_max;
constexpr int raw_max = rssi_sample_range * rssi_voltage_max / adc_voltage_max;
constexpr int raw_delta = raw_max - raw_min;
const range_t<int> x_avg_range { 0, r.width() - 1 };
const auto x_avg = x_avg_range.clip((avg_ - raw_min) * r.width() / raw_delta);
const range_t<int> x_min_range { 0, x_avg };
const auto x_min = x_min_range.clip((min_ - raw_min) * r.width() / raw_delta);
const range_t<int> x_max_range { x_avg + 1, r.width() };
const auto x_max = x_max_range.clip((max_ - raw_min) * r.width() / raw_delta);
const Rect r0 {
static_cast<ui::Coord>(r.left()), r.top(),
static_cast<ui::Dim>(x_min), r.height()
};
painter.fill_rectangle(
r0,
Color::blue()
);
const Rect r1 {
static_cast<ui::Coord>(r.left() + x_min), r.top(),
static_cast<ui::Dim>(x_avg - x_min), r.height()
};
painter.fill_rectangle(
r1,
Color::red()
);
const Rect r2 {
static_cast<ui::Coord>(r.left() + x_avg), r.top(),
1, r.height()
};
painter.fill_rectangle(
r2,
Color::white()
);
const Rect r3 {
static_cast<ui::Coord>(r.left() + x_avg + 1), r.top(),
static_cast<ui::Dim>(x_max - (x_avg + 1)), r.height()
};
painter.fill_rectangle(
r3,
Color::red()
);
const Rect r4 {
static_cast<ui::Coord>(r.left() + x_max), r.top(),
static_cast<ui::Dim>(r.width() - x_max), r.height()
};
painter.fill_rectangle(
r4,
Color::black()
);
if (pwmrssi_enabled) {
const range_t<int> pwmrssi_avg_range { 0, 96 };
const auto pwmrssi_avg = pwmrssi_avg_range.clip((avg_ - raw_min) * 96 / raw_delta);
baseband::set_pwmrssi(pwmrssi_avg, true);
}
}
开发者ID:furrtek,项目名称:portapack-havoc,代码行数:68,代码来源:ui_rssi.cpp
注:本文中的range_t类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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