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Move Godot Physics 3D into a module; add dummy 3D physics server

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If the module is enabled (default), 3D physics works as it did before.

If the module is disabled and no other 3D physics server is registered
(via a module or GDExtension), then we fall back to a dummy
implementation which effectively disables 3D physics functionality (and
a warning is printed).

The dummy 3D physics server can also be selected explicitly, in which
case no warning is printed.
This commit is contained in:
Ricardo Buring
2024-08-07 16:20:21 +02:00
parent e4e024ab88
commit 0333648cea
61 changed files with 621 additions and 79 deletions
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11
main/main.cpp
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@@ -83,6 +83,7 @@
#ifndef _3D_DISABLED
#include "servers/physics_server_3d.h"
#include "servers/physics_server_3d_dummy.h"
#include "servers/xr_server.h"
#endif // _3D_DISABLED
@@ -320,7 +321,15 @@ void initialize_physics() {
// Physics server not found, Use the default physics
physics_server_3d = PhysicsServer3DManager::get_singleton()->new_default_server();
}
ERR_FAIL_NULL(physics_server_3d);
// Fall back to dummy if no default server has been registered.
if (!physics_server_3d) {
WARN_PRINT(vformat("Falling back to dummy PhysicsServer3D; 3D physics functionality will be disabled. If this is intended, set the %s project setting to Dummy.", PhysicsServer3DManager::setting_property_name));
physics_server_3d = memnew(PhysicsServer3DDummy);
}
// Should be impossible, but make sure it's not null.
ERR_FAIL_NULL_MSG(physics_server_3d, "Failed to initialize PhysicsServer3D.");
physics_server_3d->init();
#endif // _3D_DISABLED