wehub-resource-sync
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
#include <rerun.hpp>
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#include <algorithm> // std::max
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#include <cmath>
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#include <string>
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using namespace std::chrono;
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constexpr float TAU = 6.28318530717958647692528676655900577f;
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void log_hand(
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const rerun::RecordingStream& rec, const char* name, seconds step, float angle, float length,
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float width, uint8_t blue
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) {
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const auto tip = rerun::Vec3D{length * sinf(angle * TAU), length * cosf(angle * TAU), 0.0f};
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const auto c = static_cast<uint8_t>(angle * 255.0f);
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const auto color =
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rerun::Color{static_cast<uint8_t>(255 - c), c, blue, std::max<uint8_t>(128, blue)};
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rec.set_time_duration("sim_time", step);
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rec.log(
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std::string("world/") + name + "_pt",
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rerun::Points3D(rerun::Position3D(tip)).with_colors(color)
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);
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rec.log(
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std::string("world/") + name + "hand",
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rerun::Arrows3D::from_vectors(rerun::Vector3D(tip))
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.with_origins({{0.0f, 0.0f, 0.0f}})
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.with_colors(color)
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.with_radii({width * 0.5f})
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);
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}
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int main() {
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const float LENGTH_S = 20.0f;
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const float LENGTH_M = 10.0f;
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const float LENGTH_H = 4.0f;
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const float WIDTH_S = 0.25f;
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const float WIDTH_M = 0.4f;
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const float WIDTH_H = 0.6f;
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const int num_steps = 10000;
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const auto rec = rerun::RecordingStream("rerun_example_clock");
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rec.spawn().exit_on_failure();
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rec.log_static("world", rerun::ViewCoordinates::RIGHT_HAND_Y_UP);
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rec.log_static("world/frame", rerun::Boxes3D::from_half_sizes({{LENGTH_S, LENGTH_S, 1.0f}}));
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for (int step = 0; step < num_steps; step++) {
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log_hand(rec, "seconds", seconds(step), (step % 60) / 60.0f, LENGTH_S, WIDTH_S, 0);
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log_hand(rec, "minutes", seconds(step), (step % 3600) / 3600.0f, LENGTH_M, WIDTH_M, 128);
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log_hand(rec, "hours", seconds(step), (step % 43200) / 43200.0f, LENGTH_H, WIDTH_H, 255);
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}
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}
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