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Use common data level functions when generating color table lut

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This commit is contained in:
Dan Paulat 2024-01-05 14:48:41 -06:00
parent 8921c08f4f
commit 36f8f73b0f
3 changed files with 20 additions and 29 deletions
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31
scwx-qt/source/scwx/qt/view/level3_product_view.cpp
View file

@ -247,7 +247,6 @@ void Level3ProductView::UpdateColorTableLut()
return;
}
std::int16_t productCode = descriptionBlock->product_code();
float offset = descriptionBlock->offset();
float scale = descriptionBlock->scale();
std::uint8_t threshold = static_cast<std::uint8_t>(
@ -292,7 +291,7 @@ void Level3ProductView::UpdateColorTableLut()
std::optional<float> f = descriptionBlock->data_value(i);
// Different products use different scale/offset formulas
if (numberOfLevels > 16 || productCode == 34)
if (numberOfLevels > 16 || !descriptionBlock->IsDataLevelCoded())
{
if (i == RANGE_FOLDED && threshold > RANGE_FOLDED)
{
@ -312,11 +311,14 @@ void Level3ProductView::UpdateColorTableLut()
}
else
{
uint16_t th = descriptionBlock->data_level_threshold(i);
if ((th & 0x8000u) == 0)
std::optional<wsr88d::DataLevelCode> dataLevelCode =
descriptionBlock->data_level_code(i);
if (dataLevelCode == wsr88d::DataLevelCode::RangeFolded)
{
// If bit 0 is zero, then the LSB is numeric
if (f.has_value())
lut[lutIndex] = p->colorTable_->rf_color();
}
else if (f.has_value())
{
lut[lutIndex] = p->colorTable_->Color(f.value());
}
@ -325,23 +327,6 @@ void Level3ProductView::UpdateColorTableLut()
lut[lutIndex] = boost::gil::rgba8_pixel_t {0, 0, 0, 0};
}
}
else
{
// If bit 0 is one, then the LSB is coded
uint16_t lsb = th & 0x00ffu;
switch (lsb)
{
case 3: // RF
lut[lutIndex] = p->colorTable_->rf_color();
break;
default: // Ignore other values
lut[lutIndex] = boost::gil::rgba8_pixel_t {0, 0, 0, 0};
break;
}
}
}
});
p->colorTableMin_ = rangeMin;

1
wxdata/include/scwx/wsr88d/rpg/product_description_block.hpp
View file

@ -72,6 +72,7 @@ public:
units::angle::degrees<double> elevation() const;
bool IsCompressionEnabled() const;
bool IsDataLevelCoded() const;
size_t data_size() const override;

5
wxdata/source/scwx/wsr88d/rpg/product_description_block.cpp
View file

@ -633,6 +633,11 @@ bool ProductDescriptionBlock::IsCompressionEnabled() const
return isCompressed;
}
bool ProductDescriptionBlock::IsDataLevelCoded() const
{
return !uncodedDataLevelProducts_.contains(p->productCode_);
}
size_t ProductDescriptionBlock::data_size() const
{
return SIZE;