Files
ToastconcernandClaude Opus 5.5 6d0b4fcd2f v0.2.0: splats, copy/paste, faster homes, seat facing, and a full bug sweep
Frame Studio
- Gaussian splats (PLY, SPZ v2-v4), PLY vertex colours, panorama skies
- Copy, cut, paste and duplicate for objects, splats and world items
- Walkable-area rebake moved off the UI thread; viewport one frame sooner;
  refresh-locked pacing (FS_PACE=timer for the old one)
- Fixed: bundle thumbnail use-after-free crash, auto-save deleting
  environments, saves into scratch copies, edits lost on non-ASCII paths,
  unopenable manifests with inf/nan, bundle save data loss, opening a home
  marking it changed, gizmo NaN, long paths, many malformed-file crashes
- Updater verifies sha256, journals the swap and never leaves the exe missing

Frame Home
- Seats turn you to face their way
- Draw batching (Hand Tutorials up to ~20% less GPU time), cut-out EQUAL pass,
  late head-pose read before submit
- Proper queue-family hand-over to the compositor layer; layer descriptor
  generations and seqlocked slots; structural SPIR-V check
- Fixed: hangs/crashes on damaged .fenv files and shaders, render-pass
  validation error, sync hazard in the foveation smoothing pass, unverified
  update downloads, half-done installs

Tests: tests_loco/env_share/spv_check wired into CMake (FRAME_TESTS) and CI.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VsaXGU27gsrXjDoFtyFJP9
2026-10-25 13:15:07 -05:00

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C++

// Copyright (c) 2017 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SOURCE_OPT_STRENGTH_REDUCTION_PASS_H_
#define SOURCE_OPT_STRENGTH_REDUCTION_PASS_H_
#include "source/opt/def_use_manager.h"
#include "source/opt/ir_context.h"
#include "source/opt/module.h"
#include "source/opt/pass.h"
namespace spvtools {
namespace opt {
// See optimizer.hpp for documentation.
class StrengthReductionPass : public Pass {
public:
const char* name() const override { return "strength-reduction"; }
Status Process() override;
private:
// Replaces multiple by power of 2 with an equivalent bit shift.
// Returns true if something changed.
Status ReplaceMultiplyByPowerOf2(BasicBlock::iterator*);
// Scan the types and constants in the module looking for the integer
// types that we are
// interested in. The shift operation needs a small unsigned integer. We
// need to find
// them or create them. We do not want duplicates.
void FindIntTypesAndConstants();
// Get the id for the given constant. If it does not exist, it will be
// created. The parameter must be between 0 and 32 inclusive.
uint32_t GetConstantId(uint32_t);
// Replaces certain instructions in function bodies with presumably cheaper
// ones. Returns true if something changed.
Status ScanFunctions();
// Type ids for the types of interest, or 0 if they do not exist.
uint32_t int32_type_id_;
uint32_t uint32_type_id_;
// constant_ids[i] is the id for unsigned integer constant i.
// We set the limit at 32 because a bit shift of a 32-bit integer does not
// need a value larger than 32.
uint32_t constant_ids_[33];
};
} // namespace opt
} // namespace spvtools
#endif // SOURCE_OPT_STRENGTH_REDUCTION_PASS_H_