chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
@@ -0,0 +1,48 @@
+//
+//  GeometryDet.cpp
+//  MNN
+//
+//  Created by MNN on 2020/04/21.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include "geometry/GeometryComputer.hpp"
+#include "core/Macro.h"
+#include "core/OpCommonUtils.hpp"
+namespace MNN {
+class GeometryDet : public GeometryComputer {
+public:
+    virtual bool onCompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
+                           Context& context, CommandBuffer& res) const override {
+        auto input = inputs[0], output = outputs[0];
+        auto batch = output->elementSize(), M = input->length(input->dimensions() - 1);
+        
+        auto midInput = std::shared_ptr<Tensor>(Tensor::createDevice({batch, M, M}, input->getType(), input->getDimensionType()));
+        auto midInDes = TensorUtils::getDescribe(midInput.get());
+        midInDes->regions = {TensorUtils::makeFullSlice(input)};
+        midInDes->memoryType = Tensor::InsideDescribe::MEMORY_VIRTUAL;
+        
+        auto midOutput = std::shared_ptr<Tensor>(Tensor::createDevice({batch}, output->getType(), output->getDimensionType()));
+        auto outDes = TensorUtils::getDescribe(outputs[0]);
+        outDes->regions = {TensorUtils::makeFullSlice(midOutput.get())};
+        outDes->memoryType = Tensor::InsideDescribe::MEMORY_VIRTUAL;
+        
+        std::shared_ptr<Command> cmd(new Command);
+        cmd->op = op;
+        cmd->inputs.assign({midInput.get()});
+        cmd->outputs.assign({midOutput.get()});
+        res.command.emplace_back(std::move(cmd));
+        
+        res.extras.emplace_back(std::move(midInput));
+        res.extras.emplace_back(std::move(midOutput));
+        return true;
+    }
+};
+static void _create() {
+    std::shared_ptr<GeometryComputer> comp(new GeometryDet);
+    GeometryComputer::registerGeometryComputer(comp, {OpType_Det});
+}
+
+REGISTER_GEOMETRY(GeometryDet, _create)
+
+} // namespace MNN