koi2000 commented on code in PR #48695:
URL: https://github.com/apache/doris/pull/48695#discussion_r1987224192
##########
be/src/vec/functions/functions_geo.cpp:
##########
@@ -721,6 +721,291 @@ struct StContains {
}
}; // namespace doris::vectorized
+struct StIntersects {
+ static constexpr auto NEED_CONTEXT = true;
+ static constexpr auto NAME = "st_intersects";
+ static const size_t NUM_ARGS = 2;
+ using Type = DataTypeUInt8;
+ static Status execute(FunctionContext* context, Block& block, const
ColumnNumbers& arguments,
+ size_t result) {
+ DCHECK_EQ(arguments.size(), 2);
+ auto return_type = block.get_data_type(result);
+ const auto& [left_column, left_const] =
+ unpack_if_const(block.get_by_position(arguments[0]).column);
+ const auto& [right_column, right_const] =
+ unpack_if_const(block.get_by_position(arguments[1]).column);
+
+ const auto size = std::max(left_column->size(), right_column->size());
+
+ auto res = ColumnUInt8::create();
+ res->reserve(size);
+ auto null_map = ColumnUInt8::create(size, 0);
+ auto& null_map_data = null_map->get_data();
+
+ if (left_const) {
+ const_vector(left_column, right_column, res, null_map_data, size);
+ } else if (right_const) {
+ vector_const(left_column, right_column, res, null_map_data, size);
+ } else {
+ vector_vector(left_column, right_column, res, null_map_data, size);
+ }
+ block.replace_by_position(result,
+ ColumnNullable::create(std::move(res),
std::move(null_map)));
+ return Status::OK();
+ }
+
+ static void loop_do(StringRef& lhs_value, StringRef& rhs_value,
+ std::vector<std::shared_ptr<GeoShape>>& shapes, int& i,
+ ColumnUInt8::MutablePtr& res, NullMap& null_map, int
row) {
+ StringRef* strs[2] = {&lhs_value, &rhs_value};
+ for (i = 0; i < 2; ++i) {
+ shapes[i] =
+
std::shared_ptr<GeoShape>(GeoShape::from_encoded(strs[i]->data, strs[i]->size));
+ if (shapes[i] == nullptr) {
+ null_map[row] = 1;
+ res->insert_default();
+ break;
+ }
+ }
+
+ if (i == 2) {
+ auto contains_value = shapes[0]->intersects(shapes[1].get());
+ res->insert_data(const_cast<const char*>((char*)&contains_value),
0);
+ }
+ }
+
+ static void const_vector(const ColumnPtr& left_column, const ColumnPtr&
right_column,
+ ColumnUInt8::MutablePtr& res, NullMap& null_map,
const size_t size) {
+ int i;
+ auto lhs_value = left_column->get_data_at(0);
+ std::vector<std::shared_ptr<GeoShape>> shapes = {nullptr, nullptr};
+ for (int row = 0; row < size; ++row) {
+ auto rhs_value = right_column->get_data_at(row);
+ loop_do(lhs_value, rhs_value, shapes, i, res, null_map, row);
+ }
+ }
+
+ static void vector_const(const ColumnPtr& left_column, const ColumnPtr&
right_column,
+ ColumnUInt8::MutablePtr& res, NullMap& null_map,
const size_t size) {
+ int i;
+ auto rhs_value = right_column->get_data_at(0);
+ std::vector<std::shared_ptr<GeoShape>> shapes = {nullptr, nullptr};
+ for (int row = 0; row < size; ++row) {
+ auto lhs_value = left_column->get_data_at(row);
+ loop_do(lhs_value, rhs_value, shapes, i, res, null_map, row);
+ }
+ }
+
+ static void vector_vector(const ColumnPtr& left_column, const ColumnPtr&
right_column,
+ ColumnUInt8::MutablePtr& res, NullMap& null_map,
const size_t size) {
+ int i;
+ std::vector<std::shared_ptr<GeoShape>> shapes = {nullptr, nullptr};
+ for (int row = 0; row < size; ++row) {
+ auto lhs_value = left_column->get_data_at(row);
+ auto rhs_value = right_column->get_data_at(row);
+ loop_do(lhs_value, rhs_value, shapes, i, res, null_map, row);
+ }
+ }
+
+ static Status open(FunctionContext* context,
FunctionContext::FunctionStateScope scope) {
Review Comment:
fixed
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