chore: import upstream snapshot with attribution

2026-07-13 13:05:14 +08:00
commit 2a547be7fe
7904 changed files with 1000926 additions and 0 deletions
@@ -0,0 +1,44 @@
+//! Logs a simple transform hierarchy.
+
+#include <rerun.hpp>
+
+int main(int argc, char* argv[]) {
+    const auto rec =
+        rerun::RecordingStream("rerun_example_transform3d_hierarchy_simple");
+    rec.spawn().exit_on_failure();
+
+    // Log entities at their hierarchy positions.
+    rec.log(
+        "sun",
+        rerun::Ellipsoids3D::from_half_sizes({{1.0f, 1.0f, 1.0f}})
+            .with_colors(rerun::Color(255, 200, 10))
+            .with_fill_mode(rerun::FillMode::Solid)
+    );
+
+    rec.log(
+        "sun/planet",
+        rerun::Ellipsoids3D::from_half_sizes({{0.4f, 0.4f, 0.4f}})
+            .with_colors(rerun::Color(40, 80, 200))
+            .with_fill_mode(rerun::FillMode::Solid)
+    );
+
+    rec.log(
+        "sun/planet/moon",
+        rerun::Ellipsoids3D::from_half_sizes({{0.15f, 0.15f, 0.15f}})
+            .with_colors(rerun::Color(180, 180, 180))
+            .with_fill_mode(rerun::FillMode::Solid)
+    );
+
+    // Define transforms - each describes the relationship to its parent.
+    rec.log(
+        "sun/planet",
+        rerun::Transform3D::from_translation({6.0f, 0.0f, 0.0f})
+    ); // Planet 6 units from sun.
+
+    rec.log(
+        "sun/planet/moon",
+        rerun::Transform3D::from_translation({3.0f, 0.0f, 0.0f})
+    ); // Moon 3 units from planet.
+
+    return 0;
+}