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Physics Interpolation - Move 3D FTI to SceneTree

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Moves 3D interpolation from server to the client code (`SceneTree`).
Complete rework of 3D physics interpolation, but using the same user API.
This commit is contained in:
lawnjelly 2025-03-14 10:02:43 +00:00
parent 8954125990
commit ae04a3a5dd
30 changed files with 1030 additions and 432 deletions
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33
servers/rendering/renderer_scene_cull.h
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@ -408,17 +408,9 @@ public:
RID mesh_instance; //only used for meshes and when skeleton/blendshapes exist
// This is the main transform to be drawn with ...
// This will either be the interpolated transform (when using fixed timestep interpolation)
// or the ONLY transform (when not using FTI).
Transform3D transform;
bool teleported = false;
// For interpolation we store the current transform (this physics tick)
// and the transform in the previous tick.
Transform3D transform_curr;
Transform3D transform_prev;
float lod_bias;
bool ignore_occlusion_culling;
@ -437,16 +429,6 @@ public:
bool dynamic_gi : 1; // Same as above for dynamic objects.
bool redraw_if_visible : 1;
bool on_interpolate_list : 1;
bool on_interpolate_transform_list : 1;
bool interpolated : 1;
TransformInterpolator::Method interpolation_method : 3;
// For fixed timestep interpolation.
// Note 32 bits is plenty for checksum, no need for real_t
float transform_checksum_curr;
float transform_checksum_prev;
Instance *lightmap = nullptr;
Rect2 lightmap_uv_scale;
int lightmap_slice_index;
@ -587,13 +569,6 @@ public:
dynamic_gi = false;
redraw_if_visible = false;
on_interpolate_list = false;
on_interpolate_transform_list = false;
interpolated = true;
interpolation_method = TransformInterpolator::INTERP_LERP;
transform_checksum_curr = 0.0;
transform_checksum_prev = 0.0;
lightmap_slice_index = 0;
lightmap = nullptr;
lightmap_cull_index = 0;
@ -1047,8 +1022,6 @@ public:
virtual void instance_set_layer_mask(RID p_instance, uint32_t p_mask);
virtual void instance_set_pivot_data(RID p_instance, float p_sorting_offset, bool p_use_aabb_center);
virtual void instance_set_transform(RID p_instance, const Transform3D &p_transform);
virtual void instance_set_interpolated(RID p_instance, bool p_interpolated);
virtual void instance_reset_physics_interpolation(RID p_instance);
virtual void instance_attach_object_instance_id(RID p_instance, ObjectID p_id);
virtual void instance_set_blend_shape_weight(RID p_instance, int p_shape, float p_weight);
virtual void instance_set_surface_override_material(RID p_instance, int p_surface, RID p_material);
@ -1430,12 +1403,6 @@ public:
virtual void set_physics_interpolation_enabled(bool p_enabled);
struct InterpolationData {
void notify_free_instance(RID p_rid, Instance &r_instance);
LocalVector<RID> instance_interpolate_update_list;
LocalVector<RID> instance_transform_update_lists[2];
LocalVector<RID> *instance_transform_update_list_curr = &instance_transform_update_lists[0];
LocalVector<RID> *instance_transform_update_list_prev = &instance_transform_update_lists[1];
bool interpolation_enabled = false;
} _interpolation_data;