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https://github.com/ClickHouse/ClickHouse.git
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147 lines
4.4 KiB
C++
147 lines
4.4 KiB
C++
#include "config.h"
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#if USE_S2_GEOMETRY
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#include <Columns/ColumnsNumber.h>
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#include <Columns/ColumnTuple.h>
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#include <DataTypes/DataTypesNumber.h>
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#include <DataTypes/DataTypeTuple.h>
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#include <Functions/FunctionFactory.h>
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#include <Common/typeid_cast.h>
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#include <base/range.h>
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#include "s2_fwd.h"
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int ILLEGAL_TYPE_OF_ARGUMENT;
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extern const int BAD_ARGUMENTS;
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extern const int ILLEGAL_COLUMN;
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}
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namespace
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{
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class FunctionS2RectAdd : public IFunction
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{
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public:
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static constexpr auto name = "s2RectAdd";
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static FunctionPtr create(ContextPtr)
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{
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return std::make_shared<FunctionS2RectAdd>();
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}
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std::string getName() const override
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{
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return name;
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}
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size_t getNumberOfArguments() const override { return 3; }
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bool useDefaultImplementationForConstants() const override { return true; }
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bool isSuitableForShortCircuitArgumentsExecution(const DataTypesWithConstInfo & /*arguments*/) const override { return true; }
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DataTypePtr getReturnTypeImpl(const DataTypes & arguments) const override
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{
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for (size_t index = 0; index < getNumberOfArguments(); ++index)
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{
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const auto * arg = arguments[index].get();
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if (!WhichDataType(arg).isUInt64())
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throw Exception(
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ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT,
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"Illegal type {} of argument {} of function {}. Must be UInt64",
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arg->getName(), index, getName());
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}
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DataTypePtr element = std::make_shared<DataTypeUInt64>();
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return std::make_shared<DataTypeTuple>(DataTypes{element, element});
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}
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ColumnPtr executeImpl(const ColumnsWithTypeAndName & arguments, const DataTypePtr &, size_t input_rows_count) const override
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{
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auto non_const_arguments = arguments;
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for (auto & argument : non_const_arguments)
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argument.column = argument.column->convertToFullColumnIfConst();
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const auto * col_lo = checkAndGetColumn<ColumnUInt64>(non_const_arguments[0].column.get());
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if (!col_lo)
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throw Exception(
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ErrorCodes::ILLEGAL_COLUMN,
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"Illegal type {} of argument {} of function {}. Must be UInt64",
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arguments[0].type->getName(),
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1,
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getName());
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const auto & data_low = col_lo->getData();
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const auto * col_hi = checkAndGetColumn<ColumnUInt64>(non_const_arguments[1].column.get());
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if (!col_hi)
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throw Exception(
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ErrorCodes::ILLEGAL_COLUMN,
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"Illegal type {} of argument {} of function {}. Must be UInt64",
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arguments[1].type->getName(),
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2,
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getName());
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const auto & data_hi = col_hi->getData();
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const auto * col_point = checkAndGetColumn<ColumnUInt64>(non_const_arguments[2].column.get());
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if (!col_point)
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throw Exception(
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ErrorCodes::ILLEGAL_COLUMN,
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"Illegal type {} of argument {} of function {}. Must be UInt64",
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arguments[2].type->getName(),
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3,
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getName());
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const auto & data_point = col_point->getData();
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auto col_res_first = ColumnUInt64::create();
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auto col_res_second = ColumnUInt64::create();
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auto & vec_res_first = col_res_first->getData();
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vec_res_first.reserve(input_rows_count);
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auto & vec_res_second = col_res_second->getData();
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vec_res_second.reserve(input_rows_count);
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for (size_t row = 0; row < input_rows_count; ++row)
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{
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const auto lo = S2CellId(data_low[row]);
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const auto hi = S2CellId(data_hi[row]);
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const auto point = S2CellId(data_point[row]);
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if (!lo.is_valid() || !hi.is_valid())
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "Rectangle is not valid");
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if (!point.is_valid())
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "Point is not valid");
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S2LatLngRect rect(lo.ToLatLng(), hi.ToLatLng());
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rect.AddPoint(point.ToPoint());
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vec_res_first.emplace_back(S2CellId(rect.lo()).id());
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vec_res_second.emplace_back(S2CellId(rect.hi()).id());
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}
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return ColumnTuple::create(Columns{std::move(col_res_first), std::move(col_res_second)});
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}
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};
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}
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REGISTER_FUNCTION(S2RectAdd)
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{
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factory.registerFunction<FunctionS2RectAdd>();
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}
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}
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#endif
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