feat(web): bind physics manifests to Blender Main

blender-5.2.0/source/blender/web_engine/web_engine_main_state.cpp

@@ -42,6 +42,7 @@
 #include "BKE_object_deform.h"
 #include "BKE_packedFile.hh"
 #include "BKE_scene.hh"
+#include "BKE_rigidbody.h"
 #include "BKE_text.h"
 #include "BKE_vfont.hh"
 #include "BKE_volume.hh"
@@ -4913,6 +4914,29 @@ bool web_engine_blend_main_set_physics_simulation(WebBlendMainState *state,
           error = "PHYSICS_MANIFEST_INVALID: physics metadata could not be written to Object";
           return false;
         }
+        if (system.value("family", "") == "RIGID_BODY" && owner->rigidbody_object != nullptr) {
+          const json &settings = system["settings"];
+          const auto number = [&](const char *key, const float current, const float minimum, const float maximum, float &target) {
+            if (!settings.contains(key)) return true;
+            if (!settings[key].is_number()) return false;
+            const float value = settings[key].get<float>();
+            if (!std::isfinite(value) || value < minimum || value > maximum) return false;
+            target = value;
+            (void)current;
+            return true;
+          };
+          RigidBodyOb &body = *owner->rigidbody_object;
+          if (!number("mass", body.mass, 0.0f, 1000000.0f, body.mass) ||
+              !number("friction", body.friction, 0.0f, 1000000.0f, body.friction) ||
+              !number("restitution", body.restitution, 0.0f, 1000000.0f, body.restitution) ||
+              !number("margin", body.margin, 0.0f, 1000000.0f, body.margin) ||
+              !number("linearDamping", body.lin_damping, 0.0f, 1000000.0f, body.lin_damping) ||
+              !number("angularDamping", body.ang_damping, 0.0f, 1000000.0f, body.ang_damping)) {
+            error = "PHYSICS_MANIFEST_INVALID: rigid body settings are outside the bounded range";
+            return false;
+          }
+          owner->id.recalc |= ID_RECALC_TRANSFORM | ID_RECALC_GEOMETRY;
+        }
       }
     }
     state->physics_simulation_override = manifest_text;