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Update position_from_cell calculation #605

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merged 9 commits into from
Jun 7, 2024
Merged

Update position_from_cell calculation #605

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218b77e
bug: fixed pixel min center calculation in module
fredevb Jun 6, 2024
44665c9
Formatting
fredevb Jun 6, 2024
c499e20
Formatting
fredevb Jun 6, 2024
7bb5192
fixed mistake
fredevb Jun 6, 2024
6654367
Update pixel_data.hpp
fredevb Jun 6, 2024
de628d1
Update measurement_creation.ipp
fredevb Jun 6, 2024
cc8f1e0
Update read_cells.cpp
fredevb Jun 6, 2024
90e3a98
Update measurement_creation.ipp
fredevb Jun 6, 2024
c0e7388
Made the CCA tests account for the segmentation handling change.
krasznaa Jun 7, 2024
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6 changes: 4 additions & 2 deletions core/include/traccc/clusterization/impl/measurement_creation.ipp
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Original file line number Diff line number Diff line change
Expand Up @@ -19,8 +19,10 @@ TRACCC_HOST_DEVICE
inline vector2 position_from_cell(const cell& cell, const cell_module& mod) {

// Retrieve the specific values based on module idx
return {mod.pixel.min_center_x + cell.channel0 * mod.pixel.pitch_x,
mod.pixel.min_center_y + cell.channel1 * mod.pixel.pitch_y};
return {mod.pixel.min_corner_x +
(scalar{0.5} + cell.channel0) * mod.pixel.pitch_x,
mod.pixel.min_corner_y +
(scalar{0.5} + cell.channel1) * mod.pixel.pitch_y};
}

TRACCC_HOST_DEVICE inline void calc_cluster_properties(
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4 changes: 2 additions & 2 deletions core/include/traccc/geometry/pixel_data.hpp
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Expand Up @@ -19,8 +19,8 @@ namespace traccc {
/// No checking on out of bounds done
struct pixel_data {

scalar min_center_x = 0.f;
scalar min_center_y = 0.f;
scalar min_corner_x = 0.f;
scalar min_corner_y = 0.f;
scalar pitch_x = 1.f;
scalar pitch_y = 1.f;
char dimension = 2;
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4 changes: 2 additions & 2 deletions io/src/csv/read_cells.cpp
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Expand Up @@ -76,10 +76,10 @@ traccc::cell_module get_module(const std::uint64_t geometry_id,
// Set the value on the module description.
const auto& binning_data = geo_it->segmentation.binningData();
assert(binning_data.size() > 0);
result.pixel.min_center_x = binning_data[0].min;
result.pixel.min_corner_x = binning_data[0].min;
result.pixel.pitch_x = binning_data[0].step;
if (binning_data.size() > 1) {
result.pixel.min_center_y = binning_data[1].min;
result.pixel.min_corner_y = binning_data[1].min;
result.pixel.pitch_y = binning_data[1].step;
}
result.pixel.dimension = geo_it->dimensions;
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4 changes: 2 additions & 2 deletions tests/common/tests/cca_test.hpp
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@@ -1,6 +1,6 @@
/** TRACCC library, part of the ACTS project (R&D line)
*
* (c) 2021-2022 CERN for the benefit of the ACTS project
* (c) 2021-2024 CERN for the benefit of the ACTS project
*
* Mozilla Public License Version 2.0
*/
Expand Down Expand Up @@ -98,7 +98,7 @@ class ConnectedComponentAnalysisTests
traccc::cell_module_collection_types::host &modules = data.modules;

for (std::size_t i = 0; i < modules.size(); i++) {
modules.at(i).pixel = traccc::pixel_data{0, 0, 1, 1};
modules.at(i).pixel = {-0.5f, -0.5f, 1.f, 1.f};
}

std::map<traccc::geometry_id, vecmem::vector<traccc::measurement>>
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