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67 lines
2.1 KiB
67 lines
2.1 KiB
3 years ago
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#include "selfdrive/modeld/models/nav.h"
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#include <cstdio>
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#include <cstring>
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#include "common/mat.h"
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#include "common/modeldata.h"
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#include "common/timing.h"
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void navmodel_init(NavModelState* s) {
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#ifdef USE_ONNX_MODEL
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s->m = new ONNXModel("models/navmodel.onnx", &s->output[0], NAV_NET_OUTPUT_SIZE, USE_DSP_RUNTIME, false, true);
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#else
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s->m = new SNPEModel("models/navmodel_q.dlc", &s->output[0], NAV_NET_OUTPUT_SIZE, USE_DSP_RUNTIME, false, true);
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#endif
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}
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NavModelResult* navmodel_eval_frame(NavModelState* s, VisionBuf* buf) {
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memcpy(s->net_input_buf, buf->addr, NAV_INPUT_SIZE);
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double t1 = millis_since_boot();
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s->m->addImage((float*)s->net_input_buf, NAV_INPUT_SIZE/sizeof(float));
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s->m->execute();
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double t2 = millis_since_boot();
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NavModelResult *model_res = (NavModelResult*)&s->output;
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model_res->dsp_execution_time = (t2 - t1) / 1000.;
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return model_res;
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}
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void fill_plan(cereal::NavModelData::Builder &framed, const NavModelOutputPlan &plan) {
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std::array<float, TRAJECTORY_SIZE> pos_x, pos_y;
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std::array<float, TRAJECTORY_SIZE> pos_x_std, pos_y_std;
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for (int i=0; i<TRAJECTORY_SIZE; i++) {
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pos_x[i] = plan.mean[i].x;
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pos_y[i] = plan.mean[i].y;
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pos_x_std[i] = exp(plan.std[i].x);
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pos_y_std[i] = exp(plan.std[i].y);
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}
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auto position = framed.initPosition();
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position.setX(to_kj_array_ptr(pos_x));
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position.setY(to_kj_array_ptr(pos_y));
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position.setXStd(to_kj_array_ptr(pos_x_std));
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position.setYStd(to_kj_array_ptr(pos_y_std));
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}
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void navmodel_publish(PubMaster &pm, uint32_t frame_id, const NavModelResult &model_res, float execution_time) {
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// make msg
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MessageBuilder msg;
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auto framed = msg.initEvent().initNavModel();
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framed.setFrameId(frame_id);
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framed.setModelExecutionTime(execution_time);
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framed.setDspExecutionTime(model_res.dsp_execution_time);
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framed.setFeatures(to_kj_array_ptr(model_res.features.values));
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framed.setDesirePrediction(to_kj_array_ptr(model_res.desire_pred.values));
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fill_plan(framed, model_res.plans.get_best_prediction());
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pm.send("navModel", msg);
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}
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void navmodel_free(NavModelState* s) {
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delete s->m;
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}
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