[ox] Run liccor

.liccor.yml

@@ -2,4 +2,4 @@
 source:
 - src
 copyright_notice: |-
-  Copyright 2016 - 2025 Gary Talent (gary@drinkingtea.net). All rights reserved.
+  Copyright 2016 - 2024 Gary Talent (gary@drinkingtea.net). All rights reserved.

Makefile

@@ -1,5 +1,6 @@
 BC_VAR_PROJECT_NAME=nostalgia
 BC_VAR_PROJECT_NAME_CAP=Nostalgia
+BC_VAR_DEVENV_ROOT=util
 BUILDCORE_PATH=deps/buildcore
 include ${BUILDCORE_PATH}/base.mk
 
@@ -13,7 +14,7 @@ endif
 
 .PHONY: pkg-gba
 pkg-gba: build
-	${BC_CMD_ENVRUN} ${BC_PY3} ./scripts/pkg-gba.py sample_project ${BC_VAR_PROJECT_NAME}
+	${BC_CMD_ENVRUN} ${BC_PY3} ./util/scripts/pkg-gba.py sample_project ${BC_VAR_PROJECT_NAME}
 
 .PHONY: run
 run: build

deps/glad/CMakeLists.txt

@@ -1,2 +1,11 @@
-add_library(glad OBJECT src/glad.c)
+add_library(glad src/glad.c)
+
 target_include_directories(glad PUBLIC include)
+
+install(
+	TARGETS
+		glad
+	DESTINATION
+		LIBRARY DESTINATION lib
+		ARCHIVE DESTINATION lib
+)

deps/imgui/CMakeLists.txt

@@ -6,7 +6,7 @@ endif()
 # DrinkingTea: end
 
 add_library(
-	imgui OBJECT
+	imgui
 		imgui.cpp
 		imgui_demo.cpp
 		imgui_draw.cpp
@@ -20,3 +20,11 @@ target_include_directories(
 	imgui SYSTEM PUBLIC
 		.
 )
+
+install(
+	TARGETS
+		imgui
+	DESTINATION
+		LIBRARY DESTINATION lib
+		ARCHIVE DESTINATION lib
+)

deps/ox/.liccor.yml

@@ -2,7 +2,7 @@
 source:
 - src
 copyright_notice: |-
-  Copyright 2015 - 2025 gary@drinkingtea.net
+  Copyright 2015 - 2024 gary@drinkingtea.net
 
   This Source Code Form is subject to the terms of the Mozilla Public
   License, v. 2.0. If a copy of the MPL was not distributed with this

deps/ox/src/ox/event/signal.hpp

@@ -215,7 +215,7 @@ Error Signal<Args...>::emitCheckError(Args... args) const noexcept {
 		}
 		return ox::Error(0);
 	} catch (const ox::Exception &ex) {
-		return ox::Error(ex.file, ex.line, ex.errCode, ex.msg);
+		return ox::Error(ex.errCode, ex.msg, ex.src);
 	}
 }
 

deps/ox/src/ox/logconn/def.hpp

@@ -14,7 +14,7 @@
     { \
 		const auto loggerErr = (loggerName).initConn(appName); \
 		if (loggerErr) { \
-			oxErrf("Could not connect to logger: {} ({}:{})\n", toStr(loggerErr), loggerErr.file, loggerErr.line); \
+			oxErrf("Could not connect to logger: {} ({}:{})\n", toStr(loggerErr), loggerErr.src.file_name(), loggerErr.src.line()); \
 		} else { \
 			ox::trace::setLogger(&(loggerName)); \
 		} \

deps/ox/src/ox/model/typestore.hpp

@@ -58,11 +58,7 @@ class TypeStore {
 				if (!std::is_constant_evaluated()) {
 					OX_REQUIRE_M(dt, loadDescriptor(typeId));
 					for (auto &f : dt->fieldList) {
-						if (typeId == f.typeId) {
+						OX_RETURN_ERROR(this->getLoad(f.typeId).moveTo(f.type));
-							f.type = dt.get();
-						} else {
-							OX_RETURN_ERROR(this->getLoad(f.typeId).moveTo(f.type));
-						}
 					}
 					auto &out = m_cache[typeId];
 					out = std::move(dt);

deps/ox/src/ox/std/algorithm.hpp

@@ -9,13 +9,25 @@
 #pragma once
 
 #include "def.hpp"
+#include "error.hpp"
 
 OX_CLANG_NOWARN_BEGIN(-Wunsafe-buffer-usage)
 
 namespace ox {
 
 template<typename It, typename T>
-constexpr It find(It begin, It end, const T &value) {
+constexpr ox::Result<size_t> findIdx(It begin, It end, T const&value) {
+	auto it = begin;
+	for (; it != end; ++it) {
+		if (*it == value) {
+			return it.offset();
+		}
+	}
+	return ox::Error{1, "item not found"};
+}
+
+template<typename It, typename T>
+constexpr It find(It begin, It end, T const&value) {
 	for (; begin != end; ++begin) {
 		if (*begin == value) {
 			return begin;

deps/ox/src/ox/std/assert.cpp

@@ -20,8 +20,8 @@ void panic(StringViewCR file, int line, StringViewCR panicMsg, const Error &err)
 		oxErrf("\tError Message:\t{}\n", err.msg);
 	}
 	oxErrf("\tError Code:\t{}\n", static_cast<ErrorCode>(err));
-	if (err.file != nullptr) {
+	if (err.src.file_name() != nullptr) {
-		oxErrf("\tError Location:\t{}:{}\n", err.file, err.line);
+		oxErrf("\tError Location:\t{}:{}\n", err.src.file_name(), err.src.line());
 	}
 #ifdef OX_USE_STDLIB
 	printStackTrace(2);
@@ -56,8 +56,8 @@ void assertFailFuncRuntime(StringViewCR file, int line, [[maybe_unused]] const E
 		msg += sfmt("\tError Message:\t{}\n", err.msg);
 	}
 	msg += sfmt("\tError Code:\t{}\n", static_cast<ErrorCode>(err));
-	if (err.file != nullptr) {
+	if (err.src.file_name() != nullptr) {
-		msg += sfmt("\tError Location:\t{}:{}\n", err.file, err.line);
+		msg += sfmt("\tError Location:\t{}:{}\n", err.src.file_name(), err.src.line());
 	}
 	msg += genStackTrace(2);
 	oxErr(msg);

deps/ox/src/ox/std/error.hpp

@@ -36,28 +36,16 @@ using ErrorCode = uint16_t;
 
 
 struct [[nodiscard]] Error {
+	std::source_location src;
 	ox::CString msg = nullptr;
-	ox::CString file = nullptr;
-	uint16_t line = 0;
 	ErrorCode errCode = 0;
 
 	constexpr Error() noexcept = default;
 
-	explicit constexpr Error(
-		ox::CString file,
-		uint32_t const line,
-		ErrorCode const errCode,
-		ox::CString msg = nullptr) noexcept:
-		msg{msg},
-		file{file},
-		line{static_cast<uint16_t>(line)},
-		errCode{errCode} {}
-
 	explicit constexpr Error(
 		ErrorCode const errCode,
 		std::source_location const&src = std::source_location::current()) noexcept:
-		file{src.file_name()},
+		src{src},
-		line{static_cast<uint16_t>(src.line())},
 		errCode{errCode}
 	{}
 
@@ -65,9 +53,8 @@ struct [[nodiscard]] Error {
 		ErrorCode const errCode,
 		ox::CString msg,
 		std::source_location const&src = std::source_location::current()) noexcept:
+		src{src},
 		msg{msg},
-		file{src.file_name()},
-		line{static_cast<uint16_t>(src.line())},
 		errCode{errCode}
 	{}
 
@@ -89,42 +76,31 @@ constexpr auto toStr(Error const&err) noexcept {
 }
 
 struct Exception: public std::exception {
+	std::source_location src;
 	ox::CString msg = nullptr;
-	ox::CString file = nullptr;
-	uint16_t line = 0;
 	ErrorCode errCode = 0;
 
-	explicit inline Exception(ox::CString file, uint32_t line, ErrorCode errCode, char const*msg = "") noexcept {
-		this->file = file;
-		this->line = static_cast<uint16_t>(line);
-		this->msg = msg;
-		this->errCode = errCode;
-	}
-
 	explicit inline Exception(
 		ErrorCode const errCode,
 		std::source_location const&src = std::source_location::current()) noexcept:
-		file{src.file_name()},
+		src{src},
-		line{static_cast<uint16_t>(src.line())},
 		errCode{errCode} {}
 
 	explicit inline Exception(
 		ErrorCode const errCode,
 		ox::CString msg,
 		std::source_location const&src = std::source_location::current()) noexcept:
+		src{src},
 		msg{msg},
-		file{src.file_name()},
-		line{static_cast<uint16_t>(src.line())},
 		errCode{errCode} {}
 
 	explicit inline Exception(Error const&err) noexcept:
+		src{err.src},
 		msg{err.msg ? err.msg : ""},
-		file{err.file},
-		line{err.line},
 		errCode{err.errCode} {}
 
 	constexpr Error toError() const noexcept {
-		return Error(file, line, errCode, msg);
+		return Error(errCode, msg, src);
 	}
 
 	[[nodiscard]]

deps/ox/src/ox/std/hashmap.hpp

@@ -11,7 +11,6 @@
 #include "algorithm.hpp"
 #include "hash.hpp"
 #include "ignore.hpp"
-#include "optional.hpp"
 #include "stringview.hpp"
 #include "strops.hpp"
 #include "vector.hpp"
@@ -27,12 +26,11 @@ class HashMap {
 
 	private:
 		struct Pair {
-			UPtr<Pair> next;
 			K key = {};
 			T value{};
 		};
 		Vector<K> m_keys;
-		Vector<UPtr<Pair>> m_pairs;
+		Vector<Pair*> m_pairs;
 
 	public:
 		explicit constexpr HashMap(std::size_t size = 127);
@@ -75,10 +73,10 @@ class HashMap {
 		constexpr void expand();
 
 		template<typename KK>
-		constexpr UPtr<Pair> const &access(Vector<UPtr<Pair>> const &pairs, KK const &key) const;
+		constexpr Pair *const&access(Vector<Pair*> const&pairs, KK const&key) const;
 
 		template<typename KK>
-		constexpr UPtr<Pair> &access(Vector<UPtr<Pair>> &pairs, KK const &key);
+		constexpr Pair *&access(Vector<Pair*> &pairs, KK const&key);
 
 };
 
@@ -87,13 +85,14 @@ constexpr HashMap<K, T>::HashMap(std::size_t size): m_pairs(size) {
 }
 
 template<typename K, typename T>
-constexpr HashMap<K, T>::HashMap(HashMap const &other) {
+constexpr HashMap<K, T>::HashMap(HashMap<K, T> const&other) {
-	operator=(other);
+	m_pairs = other.m_pairs;
 }
 
 template<typename K, typename T>
-constexpr HashMap<K, T>::HashMap(HashMap &&other) noexcept {
+constexpr HashMap<K, T>::HashMap(HashMap<K, T> &&other) noexcept {
-	operator=(std::move(other));
+	m_keys = std::move(other.m_keys);
+	m_pairs = std::move(other.m_pairs);
 }
 
 template<typename K, typename T>
@@ -102,7 +101,7 @@ constexpr HashMap<K, T>::~HashMap() {
 }
 
 template<typename K, typename T>
-constexpr bool HashMap<K, T>::operator==(HashMap const &other) const {
+constexpr bool HashMap<K, T>::operator==(HashMap const&other) const {
 	if (m_keys != other.m_keys) {
 		return false;
 	}
@@ -116,25 +115,19 @@ constexpr bool HashMap<K, T>::operator==(HashMap const &other) const {
 }
 
 template<typename K, typename T>
-constexpr HashMap<K, T> &HashMap<K, T>::operator=(HashMap const &other) {
+constexpr HashMap<K, T> &HashMap<K, T>::operator=(HashMap<K, T> const&other) {
 	if (this != &other) {
 		clear();
 		m_keys = other.m_keys;
-		m_pairs.resize(other.m_pairs.size());
+		m_pairs = other.m_pairs;
-		for (auto const&k : m_keys) {
-			auto const &src = access(other.m_pairs, k);
-			auto &dst = access(m_pairs, k);
-			dst = ox::make_unique<Pair>();
-			dst->key = src->key;
-			dst->value = src->value;
-		}
 	}
 	return *this;
 }
 
 template<typename K, typename T>
-constexpr HashMap<K, T> &HashMap<K, T>::operator=(HashMap &&other) noexcept {
+constexpr HashMap<K, T> &HashMap<K, T>::operator=(HashMap<K, T> &&other) noexcept {
 	if (this != &other) {
+		clear();
 		m_keys = std::move(other.m_keys);
 		m_pairs = std::move(other.m_pairs);
 	}
@@ -142,52 +135,60 @@ constexpr HashMap<K, T> &HashMap<K, T>::operator=(HashMap &&other) noexcept {
 }
 
 template<typename K, typename T>
-constexpr T &HashMap<K, T>::operator[](MaybeView_t<K> const &key) {
+constexpr T &HashMap<K, T>::operator[](MaybeView_t<K> const&k) {
-	auto p = &access(m_pairs, key);
+	auto p = &access(m_pairs, k);
 	if (*p == nullptr) {
 		if (static_cast<double>(m_pairs.size()) * 0.7 <
 			 static_cast<double>(m_keys.size())) {
 			expand();
-			p = &access(m_pairs, key);
+			p = &access(m_pairs, k);
 		}
-		*p = ox::make_unique<Pair>();
+		*p = new Pair;
-		(*p)->key = key;
+		(*p)->key = k;
-		m_keys.emplace_back(key);
+		m_keys.emplace_back(k);
 	}
 	return (*p)->value;
 }
 
 template<typename K, typename T>
-constexpr Result<T*> HashMap<K, T>::at(MaybeView_t<K> const &key) noexcept {
+constexpr Result<T*> HashMap<K, T>::at(MaybeView_t<K> const&k) noexcept {
-	auto &p = access(m_pairs, key);
+	auto p = access(m_pairs, k);
 	if (!p) {
-		return ox::Error{1, "value not found for given key"};
+		return {nullptr, ox::Error(1, "value not found for given key")};
 	}
 	return &p->value;
 }
 
 template<typename K, typename T>
-constexpr Result<const T*> HashMap<K, T>::at(MaybeView_t<K> const &key) const noexcept {
+constexpr Result<const T*> HashMap<K, T>::at(MaybeView_t<K> const&k) const noexcept {
-	auto &p = access(m_pairs, key);
+	auto p = access(m_pairs, k);
 	if (!p) {
-		return ox::Error{1, "value not found for given key"};
+		return {nullptr, ox::Error(1, "value not found for given key")};
 	}
 	return &p->value;
 }
 
 template<typename K, typename T>
-constexpr void HashMap<K, T>::erase(MaybeView_t<K> const &key) {
+constexpr void HashMap<K, T>::erase(MaybeView_t<K> const&k) {
-	if (!contains(key)) {
+	if (!contains(k)) {
 		return;
 	}
-	auto &c = access(m_pairs, key);
+	auto h = ox::hash<MaybeView_t<K>>{}(k) % m_pairs.size();
-	c = std::move(c->next);
+	while (true) {
-	std::ignore = m_keys.erase(ox::find(m_keys.begin(), m_keys.end(), key));
+		const auto &p = m_pairs[h];
+		if (p == nullptr || p->key == k) {
+			std::ignore = m_pairs.erase(h);
+			break;
+		} else {
+			h = ox::hash<MaybeView_t<K>>{}(k) % m_pairs.size();
+		}
+	}
+	std::ignore = m_keys.erase(ox::find(m_keys.begin(), m_keys.end(), k));
 }
 
 template<typename K, typename T>
-constexpr bool HashMap<K, T>::contains(MaybeView_t<K> const &key) const noexcept {
+constexpr bool HashMap<K, T>::contains(MaybeView_t<K> const&k) const noexcept {
-	return access(m_pairs, key).get() != nullptr;
+	return access(m_pairs, k) != nullptr;
 }
 
 template<typename K, typename T>
@@ -203,26 +204,27 @@ constexpr Vector<K> const&HashMap<K, T>::keys() const noexcept {
 template<typename K, typename T>
 constexpr Vector<T> HashMap<K, T>::values() const noexcept {
 	Vector<T> out;
-	out.reserve(m_keys.size());
+	out.reserve(m_pairs.size());
-	for (auto const &p : m_pairs) {
+	for (auto const&p : m_pairs) {
-		if (out) {
+		out.emplace_back(p->value);
-			out.emplace_back(p->value);
-		}
 	}
 	return out;
 }
 
 template<typename K, typename T>
 constexpr void HashMap<K, T>::clear() {
+	for (std::size_t i = 0; i < m_pairs.size(); i++) {
+		delete m_pairs[i];
+	}
 	m_pairs.clear();
 	m_pairs.resize(127);
 }
 
 template<typename K, typename T>
 constexpr void HashMap<K, T>::expand() {
-	Vector<UPtr<Pair>> r{m_pairs.size() * 2};
+	Vector<Pair*> r(m_pairs.size() * 2);
 	for (std::size_t i = 0; i < m_keys.size(); ++i) {
-		auto const &k = m_keys[i];
+		auto const&k = m_keys[i];
 		access(r, k) = std::move(access(m_pairs, k));
 	}
 	m_pairs = std::move(r);
@@ -230,39 +232,29 @@ constexpr void HashMap<K, T>::expand() {
 
 template<typename K, typename T>
 template<typename KK>
-constexpr UPtr<typename HashMap<K, T>::Pair> const &HashMap<K, T>::access(
+constexpr typename HashMap<K, T>::Pair *const&HashMap<K, T>::access(Vector<Pair*> const&pairs, KK const&k) const {
-		Vector<UPtr<Pair>> const& pairs,
+	auto h = static_cast<std::size_t>(ox::hash<KK>{}(k) % pairs.size());
-		KK const &key) const {
-	auto const h = static_cast<std::size_t>(ox::hash<KK>{}(key) % pairs.size());
-	auto const &p = *pairs.at(h).unwrap();
-	if (p == nullptr || p->key == key) {
-		return p;
-	}
-	auto c = &p->next;
 	while (true) {
-		if (*c == nullptr || (*c)->key == key) {
+		auto const&p = *pairs.at(h).unwrap();
-			return *c;
+		if (p == nullptr || p->key == k) {
+			return p;
+		} else {
+			h = (h + 1) % pairs.size();
 		}
-		c = &(*c)->next;
 	}
 }
 
 template<typename K, typename T>
 template<typename KK>
-constexpr UPtr<typename HashMap<K, T>::Pair> &HashMap<K, T>::access(
+constexpr typename HashMap<K, T>::Pair *&HashMap<K, T>::access(Vector<Pair*> &pairs, KK const&k) {
-		Vector<UPtr<Pair>> &pairs,
+	auto h = static_cast<std::size_t>(ox::hash<KK>{}(k) % pairs.size());
-		KK const &key) {
-	auto const h = static_cast<std::size_t>(ox::hash<KK>{}(key) % pairs.size());
-	auto &p = *pairs.at(h).unwrap();
-	if (p == nullptr || p->key == key) {
-		return p;
-	}
-	auto c = &p->next;
 	while (true) {
-		if (*c == nullptr || (*c)->key == key) {
+		auto &p = *pairs.at(h).unwrap();
-			return *c;
+		if (p == nullptr || p->key == k) {
+			return p;
+		} else {
+			h = (h + 1) % pairs.size();
 		}
-		c = &(*c)->next;
 	}
 }
 

deps/ox/src/ox/std/memory.hpp

@@ -260,12 +260,12 @@ constexpr bool operator==(const UniquePtr<T> &p1, const UniquePtr<T> &p2) noexce
 
 template<typename T>
 constexpr bool operator==(const UniquePtr<T> &p1, std::nullptr_t) noexcept {
-	return p1.get() == nullptr;
+	return p1.get();
 }
 
 template<typename T>
 constexpr bool operator==(std::nullptr_t, const UniquePtr<T> &p2) noexcept {
-	return p2.get() == nullptr;
+	return p2.get();
 }
 
 

deps/ox/src/ox/std/reader.hpp

@@ -31,7 +31,6 @@ concept Reader_c = requires(T v) {
 class Reader_v {
 	public:
 		virtual constexpr ~Reader_v() noexcept = default;
-		[[nodiscard]]
 		virtual constexpr ox::Result<char> peek() const noexcept = 0;
 		virtual constexpr ox::Result<std::size_t> read(char*, std::size_t) noexcept = 0;
 		virtual constexpr ox::Result<std::size_t> tellg() noexcept = 0;

deps/ox/src/ox/std/smallmap.hpp

@@ -62,6 +62,9 @@ class SmallMap {
 		[[nodiscard]]
 		constexpr Vector<K> keys() const noexcept;
 
+		[[nodiscard]]
+		constexpr Vector<T> values() const noexcept;
+
 		[[nodiscard]]
 		constexpr K const&key(size_t i) const noexcept;
 
@@ -86,10 +89,13 @@ class SmallMap {
 
 	private:
 		template<typename KK>
-		constexpr Pair const&access(PairVector const&pairs, KK const&key, bool &isNew) const;
+		constexpr Pair const*access(PairVector const&pairs, KK const&key, bool &isNew) const;
 
 		template<typename KK>
-		constexpr Pair &access(PairVector &pairs, KK const&key, bool &isNew);
+		constexpr Pair *access(PairVector &pairs, KK const&key, bool &isNew);
+
+		template<typename KK>
+		constexpr Pair *accessNoCreate(PairVector &pairs, KK const&key);
 
 };
 
@@ -129,7 +135,7 @@ constexpr SmallMap<K, T, SmallSz> &SmallMap<K, T, SmallSz>::operator=(SmallMap<K
 template<typename K, typename T, size_t SmallSz>
 constexpr T &SmallMap<K, T, SmallSz>::operator[](MaybeView_t<K> const&k) {
 	bool isNew{};
-	auto p = &access(m_pairs, k, isNew);
+	auto p = access(m_pairs, k, isNew);
 	if (isNew) {
 		p->key = k;
 	}
@@ -138,7 +144,7 @@ constexpr T &SmallMap<K, T, SmallSz>::operator[](MaybeView_t<K> const&k) {
 
 template<typename K, typename T, size_t SmallSz>
 constexpr Result<T*> SmallMap<K, T, SmallSz>::at(MaybeView_t<K> const&k) noexcept {
-	auto p = access(m_pairs, k);
+	auto const p = accessNoCreate(m_pairs, k);
 	if (!p) {
 		return {nullptr, ox::Error(1, "value not found for given key")};
 	}
@@ -147,7 +153,8 @@ constexpr Result<T*> SmallMap<K, T, SmallSz>::at(MaybeView_t<K> const&k) noexcep
 
 template<typename K, typename T, size_t SmallSz>
 constexpr Result<const T*> SmallMap<K, T, SmallSz>::at(MaybeView_t<K> const&k) const noexcept {
-	auto p = access(m_pairs, k);
+	bool isNew{};
+	auto p = access(m_pairs, k, isNew);
 	if (!p) {
 		return {nullptr, ox::Error(1, "value not found for given key")};
 	}
@@ -168,7 +175,8 @@ constexpr void SmallMap<K, T, SmallSz>::erase(MaybeView_t<K> const&k) {
 
 template<typename K, typename T, size_t SmallSz>
 constexpr bool SmallMap<K, T, SmallSz>::contains(MaybeView_t<K> const&k) const noexcept {
-	return access(m_pairs, k) != nullptr;
+	bool isNew{};
+	return access(m_pairs, k, isNew) != nullptr;
 }
 
 template<typename K, typename T, size_t SmallSz>
@@ -186,6 +194,16 @@ constexpr Vector<K> SmallMap<K, T, SmallSz>::keys() const noexcept {
 	return keys;
 }
 
+template<typename K, typename T, size_t SmallSz>
+constexpr Vector<T> SmallMap<K, T, SmallSz>::values() const noexcept {
+	ox::Vector<T> keys;
+	keys.reserve(m_pairs.size());
+	for (auto const&p : m_pairs) {
+		keys.emplace_back(p.key);
+	}
+	return keys;
+}
+
 template<typename K, typename T, size_t SmallSz>
 constexpr K const&SmallMap<K, T, SmallSz>::key(size_t i) const noexcept {
 	return m_pairs[i].key;
@@ -218,30 +236,42 @@ constexpr void SmallMap<K, T, SmallSz>::clear() {
 
 template<typename K, typename T, size_t SmallSz>
 template<typename KK>
-constexpr typename SmallMap<K, T, SmallSz>::Pair const&SmallMap<K, T, SmallSz>::access(
+constexpr typename SmallMap<K, T, SmallSz>::Pair const*SmallMap<K, T, SmallSz>::access(
 		PairVector const&pairs, KK const&k, bool &isNew) const {
 	for (auto const&p : pairs) {
 		if (p.key == k) {
 			isNew = false;
-			return p;
+			return &p;
 		}
 	}
 	isNew = true;
-	return pairs.emplace_back();
+	return nullptr;
 }
 
 template<typename K, typename T, size_t SmallSz>
 template<typename KK>
-constexpr typename SmallMap<K, T, SmallSz>::Pair &SmallMap<K, T, SmallSz>::access(
+constexpr typename SmallMap<K, T, SmallSz>::Pair *SmallMap<K, T, SmallSz>::access(
 		PairVector &pairs, KK const&k, bool &isNew) {
 	for (auto &p : pairs) {
 		if (p.key == k) {
 			isNew = false;
-			return p;
+			return &p;
 		}
 	}
 	isNew = true;
-	return pairs.emplace_back();
+	return &pairs.emplace_back();
+}
+
+template<typename K, typename T, size_t SmallSz>
+template<typename KK>
+constexpr typename SmallMap<K, T, SmallSz>::Pair *SmallMap<K, T, SmallSz>::accessNoCreate(
+		PairVector &pairs, KK const&k) {
+	for (auto &p : pairs) {
+		if (p.key == k) {
+			return &p;
+		}
+	}
+	return nullptr;
 }
 
 template<typename T, typename K, typename V, size_t SmallSz>

deps/ox/src/ox/std/string.hpp

@@ -392,7 +392,7 @@ template<std::size_t SmallStringSize_v>
 constexpr BasicString<SmallStringSize_v> BasicString<SmallStringSize_v>::operator+(const char *str) const noexcept {
 	const std::size_t strLen = ox::strlen(str);
 	const auto currentLen = len();
-	BasicString<SmallStringSize_v> cpy;
+	BasicString<SmallStringSize_v> cpy(currentLen + strLen);
 	cpy.m_buff.resize(m_buff.size() + strLen);
 	ox::listcpy(&cpy.m_buff[0], m_buff.data(), currentLen);
 	ox::listcpy(&cpy.m_buff[currentLen], str, strLen);
@@ -425,8 +425,7 @@ constexpr BasicString<SmallStringSize_v> BasicString<SmallStringSize_v>::operato
 	BasicString<SmallStringSize_v> cpy(currentLen + strLen);
 	cpy.m_buff.resize(m_buff.size() + strLen);
 	ox::listcpy(&cpy.m_buff[0], m_buff.data(), currentLen);
-	ox::listcpy(&cpy.m_buff[currentLen], src.data(), strLen);
+	ox::listcpy(&cpy.m_buff[currentLen], src.data(), strLen + 1);
-	cpy.m_buff[cpy.m_buff.size() - 1] = 0;
 	return cpy;
 }
 
@@ -437,8 +436,7 @@ constexpr BasicString<SmallStringSize_v> BasicString<SmallStringSize_v>::operato
 	BasicString<SmallStringSize_v> cpy(currentLen + strLen);
 	cpy.m_buff.resize(m_buff.size() + strLen);
 	ox::listcpy(&cpy.m_buff[0], m_buff.data(), currentLen);
-	ox::listcpy(&cpy.m_buff[currentLen], src.data(), strLen);
+	ox::listcpy(&cpy.m_buff[currentLen], src.data(), strLen + 1);
-	cpy.m_buff[cpy.m_buff.size() - 1] = 0;
 	return cpy;
 }
 

deps/ox/src/ox/std/test/CMakeLists.txt

@@ -17,6 +17,8 @@ add_test("[ox/std] String" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "String")
 add_test("[ox/std] SmallMap" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "SmallMap")
 add_test("[ox/std] SmallMap2" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "SmallMap2")
 add_test("[ox/std] Vector" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "Vector")
+add_test("[ox/std] Vector::shrink_to_fit" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "Vector::shrink_to_fit")
+add_test("[ox/std] findIdx" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "findIdx")
 add_test("[ox/std] HashMap" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "HashMap")
 add_test("[ox/std] HeapMgr" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest malloc)
 add_test("[ox/std] Serialize-Int" ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/StdTest "Serialize-Int")

deps/ox/src/ox/std/test/tests.cpp

@@ -237,6 +237,50 @@ OX_CLANG_NOWARN_END
 			return ox::Error(0);
 		}
 	},
+	{
+		"Vector::shrink_to_fit",
+		[] {
+			{
+				ox::Vector<ox::IString<8>> v;
+				v.reserve(50);
+				v.emplace_back("asdf");
+				v.emplace_back("aoeu");
+				auto const origData = v.data();
+				v.shrink_to_fit();
+				oxExpect(v[0], "asdf");
+				oxExpect(v[1], "aoeu");
+				oxExpect(v.capacity(), 2u);
+				oxAssert(origData != v.data(), "shrink_to_fit did not create a new allocation");
+			}
+			{
+				ox::Vector<ox::IString<8>> v;
+				v.reserve(2);
+				v.emplace_back("asdf");
+				v.emplace_back("aoeu");
+				auto const origData = v.data();
+				v.shrink_to_fit();
+				oxExpect(v[0], "asdf");
+				oxExpect(v[1], "aoeu");
+				oxExpect(v.capacity(), 2u);
+				oxAssert(origData == v.data(), "shrink_to_fit inappropriately created a new allocation");
+			}
+			return ox::Error{};
+		}
+	},
+	{
+		"findIdx",
+		[] {
+			ox::Vector<ox::IString<8>> const v {"zero", "one", "two", "three", "four"};
+			oxExpect(ox::findIdx(v.begin(), v.end(), "zero").or_value(5), 0u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "one").or_value(5), 1u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "two").or_value(5), 2u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "three").or_value(5), 3u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "four").or_value(5), 4u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "five").or_value(5), 5u);
+			oxExpect(ox::findIdx(v.begin(), v.end(), "six").or_value(6), 6u);
+			return ox::Error{};
+		}
+	},
 	{
 		"SmallMap",
 		[] {
@@ -246,7 +290,18 @@ OX_CLANG_NOWARN_END
 			oxExpect(map.size(), 1u);
 			oxExpect(map["aoeu"], "");
 			oxExpect(map.size(), 2u);
-			return ox::Error(0);
+			ox::SmallMap<ox::String, ox::String> cmap;
+			cmap["asdf"] = "aoeu";
+			auto constexpr constTest = [](ox::SmallMap<ox::String, ox::String> const&map) {
+				OX_REQUIRE(asdf, map.at("asdf"));
+				oxExpect(*asdf, "aoeu");
+				oxExpect(map.size(), 1u);
+				auto const aoeu = map.at("aoeu");
+				oxExpect(aoeu.ok(), false);
+				oxExpect(map.size(), 1u);
+				return ox::Error{};
+			};
+			return constTest(cmap);
 		}
 	},
 	{
@@ -273,16 +328,6 @@ OX_CLANG_NOWARN_END
 			si["aoeu"] = 100;
 			oxAssert(si["asdf"] == 42, "asdf != 42");
 			oxAssert(si["aoeu"] == 100, "aoeu != 100");
-			si.erase("asdf");
-			oxAssert(!si.contains("asdf"), "wrongly contains asdf");
-			oxAssert(si.contains("aoeu"), "does not contains aoeu");
-			oxAssert(!si.at("asdf").ok(), "asdf != 0");
-			oxExpect(si["asdf"], 0);
-			oxAssert(si["aoeu"] == 100, "aoeu != 100");
-			auto si2 = si;
-			oxDebugf("{}", si2["asdf"]);
-			oxExpect(si2["asdf"], 0);
-			oxAssert(si2["aoeu"] == 100, "aoeu != 100");
 			ox::HashMap<int, int> ii;
 			ii[4] = 42;
 			ii[5] = 100;

deps/ox/src/ox/std/trace.hpp

@@ -269,8 +269,8 @@ using TraceStream = NullStream;
 inline void logError(const char *file, int line, const char *fmt, const Error &err) noexcept {
 	if (err) {
 		TraceStream trc(file, line, "ox::error");
-		if (err.file != nullptr) {
+		if (err.src.file_name() != nullptr) {
-			trc << "Error: (" << err.file << ":" << err.line << "):";
+			trc << "Error: (" << err.src.file_name() << ":" << err.src.line() << "):";
 		} else {
 			trc <<  "Error:";
 		}
@@ -282,8 +282,8 @@ inline void logError(const char *file, int line, const Error &err) noexcept {
 	if (err) {
 		TraceStream trc(file, line, "ox::error");
 		trc <<  "Error:" << err;
-		if (err.file != nullptr) {
+		if (err.src.file_name() != nullptr) {
-			trc << "(" << err.file << ":" << err.line << ")";
+			trc << "(" << err.src.file_name() << ":" << err.src.line() << ")";
 		}
 	}
 }

deps/ox/src/ox/std/vector.hpp

@@ -313,6 +313,8 @@ class Vector: detail::VectorAllocator<T, Allocator, SmallVectorSize> {
 
 		constexpr void reserve(std::size_t cap) noexcept(useNoexcept);
 
+		constexpr void shrink_to_fit() noexcept(useNoexcept);
+
 	private:
 		constexpr void reserveInsert(
 				std::size_t cap, std::size_t pos, std::size_t offset = 1) noexcept(useNoexcept);
@@ -341,6 +343,7 @@ constexpr Vector<T, SmallVectorSize, Allocator>::Vector(std::size_t size) noexce
 
 template<typename T, std::size_t SmallVectorSize, typename Allocator>
 constexpr Vector<T, SmallVectorSize, Allocator>::Vector(std::initializer_list<T> list) noexcept {
+	reserve(list.size());
 	for (auto &item : list) {
 		emplace_back(std::move(item));
 	}
@@ -675,6 +678,24 @@ constexpr void Vector<T, SmallVectorSize, Allocator>::reserve(std::size_t cap) n
 	}
 }
 
+template<typename T, std::size_t SmallVectorSize, typename Allocator>
+constexpr void Vector<T, SmallVectorSize, Allocator>::shrink_to_fit() noexcept(useNoexcept)  {
+	if (m_size == m_cap) {
+		return;
+	}
+	const auto oldItems = m_items;
+	const auto oldCap = m_cap;
+	m_cap = m_size;
+	this->allocate(&m_items, m_size);
+	if (oldItems) { // move over old items
+		for (std::size_t i = 0; i < m_size; ++i) {
+			std::construct_at(&m_items[i], std::move(oldItems[i]));
+			oldItems[i].~T();
+		}
+		this->deallocate(oldItems, oldCap);
+	}
+}
+
 template<typename T, std::size_t SmallVectorSize, typename Allocator>
 constexpr void Vector<T, SmallVectorSize, Allocator>::reserveInsert(
 		std::size_t cap,

src/nostalgia/modules/core/include/nostalgia/core/gfx.hpp

@@ -102,8 +102,6 @@ OX_MODEL_BEGIN(TileSheetSet)
 	OX_MODEL_FIELD(entries)
 OX_MODEL_END()
 
-void addEntry(TileSheetSet &set, ox::FileAddress path, int32_t begin = 0, int32_t size = -1) noexcept;
-
 [[nodiscard]]
 int tileColumns(Context&) noexcept;
 

src/nostalgia/modules/core/include/nostalgia/core/tilesheet.hpp

@@ -212,6 +212,10 @@ struct TileSheetV4 {
 				pixels(std::move(pPixels)) {
 		}
 
+		/**
+		 *
+		 * @return the dimensional size of the SubSheet (e.g. width * height)
+		 */
 		[[nodiscard]]
 		constexpr std::size_t size() const noexcept {
 			return static_cast<std::size_t>(columns) * static_cast<std::size_t>(rows);
@@ -233,12 +237,10 @@ struct TileSheetV4 {
 [[nodiscard]]
 constexpr bool valid(TileSheetV4::SubSheet const&ss, int bpp) noexcept {
 	auto const bytes = static_cast<size_t>(ss.columns * ss.rows * PixelsPerTile) / (bpp == 4 ? 2 : 1);
-	return
+	return ox::all_of(ss.subsheets.begin(), ss.subsheets.end(),
-		(ss.pixels.empty() || ss.subsheets.empty()) &&
+			[bpp, bytes](TileSheetV4::SubSheet const&s) {
-		ox::all_of(ss.subsheets.begin(), ss.subsheets.end(),
+		return bytes == s.pixels.size() && valid(s, bpp);
-				[bpp, bytes](TileSheetV4::SubSheet const&s) {
+	});
-			return bytes == s.pixels.size() && valid(s, bpp);
-		});
 }
 
 [[nodiscard]]
@@ -247,14 +249,8 @@ constexpr bool valid(TileSheetV4 const&ts) noexcept {
 }
 
 constexpr void repair(TileSheetV4::SubSheet &ss, int bpp) noexcept {
-	if (ss.subsheets.empty()) {
+	auto const bytes = static_cast<size_t>(ss.columns * ss.rows * PixelsPerTile) / (bpp == 4 ? 2 : 1);
-		auto const bytes = static_cast<size_t>(ss.columns * ss.rows * PixelsPerTile) / (bpp == 4 ? 2 : 1);
+	ss.pixels.resize(bytes);
-		ss.pixels.resize(bytes);
-	} else {
-		ss.pixels.clear();
-		ss.columns = -1;
-		ss.rows = -1;
-	}
 	for (auto &s : ss.subsheets) {
 		repair(s, bpp);
 	}
@@ -281,7 +277,7 @@ size_t getTileCnt(TileSheet const&ts) noexcept;
 TileSheet::SubSheet const*getSubsheet(TileSheet const&ts, SubSheetId id) noexcept;
 
 [[nodiscard]]
-size_t getTileIdx(TileSheet const&ts, SubSheetId id) noexcept;
+ox::Optional<size_t> getTileIdx(TileSheet const&ts, SubSheetId id) noexcept;
 
 [[nodiscard]]
 uint8_t getPixel4Bpp(TileSheet::SubSheet const&ss, std::size_t idx) noexcept;
@@ -400,6 +396,8 @@ ox::Result<SubSheetId> getIdFor(TileSheet const&ts, ox::StringViewCR path) noexc
 
 ox::Result<unsigned> getTileOffset(TileSheet const&ts, ox::StringViewCR pNamePath) noexcept;
 
+ox::Result<uint32_t> getTileOffset(TileSheet const&ts, SubSheetId pId) noexcept;
+
 ox::Result<ox::StringView> getNameFor(TileSheet::SubSheet const&ss, SubSheetId pId) noexcept;
 
 ox::Result<ox::StringView> getNameFor(TileSheet const&ts, SubSheetId pId) noexcept;

src/nostalgia/modules/core/src/gba/panic.cpp

@@ -48,8 +48,8 @@ OX_ALLOW_UNSAFE_BUFFERS_END
 		oxErrf("\tError Message:\t{}\n", err.msg);
 	}
 	oxErrf("\tError Code:\t{}\n", static_cast<ErrorCode>(err));
-	if (err.file != nullptr) {
+	if (err.src.file_name() != nullptr) {
-		oxErrf("\tError Location:\t{}:{}\n", err.file, err.line);
+		oxErrf("\tError Location:\t{}:{}\n", err.src.file_name(), err.src.line());
 	}
 	// disable all interrupt handling and IntrWait on no interrupts
 	REG_IE = 0;

src/nostalgia/modules/core/src/studio/paletteeditor/CMakeLists.txt

@@ -1,7 +1,6 @@
 target_sources(
 	NostalgiaCore-Studio PRIVATE
 		commands/addcolorcommand.cpp
-		commands/addpagecommand.cpp
 		commands/applycolorallpagescommand.cpp
 		commands/duplicatepagecommand.cpp
 		commands/movecolorcommand.cpp

src/nostalgia/modules/core/src/studio/paletteeditor/commands/addpagecommand.cpp

@@ -1,28 +0,0 @@
-/*
- * Copyright 2016 - 2025 Gary Talent (gary@drinkingtea.net). All rights reserved.
- */
-
-#include "commands.hpp"
-
-#include "addpagecommand.hpp"
-
-namespace nostalgia::core {
-
-AddPageCommand::AddPageCommand(Palette &pal) noexcept:
-		m_pal(pal) {}
-
-int AddPageCommand::commandId() const noexcept {
-	return static_cast<int>(PaletteEditorCommandId::AddPage);
-}
-
-ox::Error AddPageCommand::redo() noexcept {
-	m_pal.pages.emplace_back(ox::sfmt("Page {}", m_pal.pages.size() + 1), ox::Vector<PaletteColor>{});
-	return {};
-}
-
-ox::Error AddPageCommand::undo() noexcept {
-	m_pal.pages.pop_back();
-	return {};
-}
-
-}

src/nostalgia/modules/core/src/studio/paletteeditor/commands/addpagecommand.hpp

@@ -1,31 +0,0 @@
-/*
- * Copyright 2016 - 2025 Gary Talent (gary@drinkingtea.net). All rights reserved.
- */
-
-#pragma once
-
-#include <studio/studio.hpp>
-
-#include <nostalgia/core/palette.hpp>
-
-namespace nostalgia::core {
-
-class AddPageCommand: public studio::UndoCommand {
-	private:
-		Palette &m_pal;
-
-	public:
-		explicit AddPageCommand(Palette &pal) noexcept;
-
-		~AddPageCommand() noexcept override = default;
-
-		[[nodiscard]]
-		int commandId() const noexcept final;
-
-		ox::Error redo() noexcept final;
-
-		ox::Error undo() noexcept final;
-
-};
-
-}

src/nostalgia/modules/core/src/studio/paletteeditor/commands/commands.hpp

@@ -9,7 +9,6 @@ namespace nostalgia::core {
 enum class PaletteEditorCommandId {
 	ApplyColorAllPages,
 	RenamePage,
-	AddPage,
 	DuplicatePage,
 	RemovePage,
 	AddColor,

src/nostalgia/modules/core/src/studio/paletteeditor/commands/duplicatepagecommand.cpp

@@ -23,7 +23,7 @@ int DuplicatePageCommand::commandId() const noexcept {
 }
 
 ox::Error DuplicatePageCommand::redo() noexcept {
-	m_pal.pages.emplace(m_dstIdx, ox::sfmt("Page {}", m_pal.pages.size() + 1), std::move(m_page));
+	m_pal.pages.emplace(m_dstIdx, "", std::move(m_page));
 	return {};
 }
 

src/nostalgia/modules/core/src/studio/paletteeditor/paletteeditor-imgui.cpp

@@ -7,7 +7,6 @@
 #include <keel/media.hpp>
 
 #include "commands/addcolorcommand.hpp"
-#include "commands/addpagecommand.hpp"
 #include "commands/applycolorallpagescommand.hpp"
 #include "commands/duplicatepagecommand.hpp"
 #include "commands/movecolorcommand.hpp"
@@ -197,11 +196,7 @@ void PaletteEditorImGui::drawPagesEditor() noexcept {
 	constexpr auto toolbarHeight = 40;
 	auto const btnSz = ImVec2{paneSz.x / 4 - 5.5f, 24};
 	if (ImGui::Button("Add", btnSz)) {
-		if (m_pal.pages.empty()) {
+		std::ignore = pushCommand<DuplicatePageCommand>(m_pal, 0u, m_pal.pages.size());
-			std::ignore = pushCommand<AddPageCommand>(m_pal);
-		} else {
-			std::ignore = pushCommand<DuplicatePageCommand>(m_pal, 0u, m_pal.pages.size());
-		}
 		m_page = m_pal.pages.size() - 1;
 	}
 	ImGui::SameLine();

src/nostalgia/modules/core/src/studio/tilesheeteditor/commands/inserttilescommand.cpp

@@ -6,7 +6,7 @@
 
 namespace nostalgia::core {
 
-InsertTilesCommand::InsertTilesCommand(
+core::InsertTilesCommand::InsertTilesCommand(
 		TileSheet &img,
 		TileSheet::SubSheetIdx idx,
 		std::size_t tileIdx,
@@ -31,11 +31,9 @@ ox::Error InsertTilesCommand::redo() noexcept {
 	auto &s = getSubSheet(m_img, m_idx);
 	auto &p = s.pixels;
 	auto dstPos = m_insertPos + m_insertCnt;
+	auto const dst = &p[dstPos];
 	auto const src = &p[m_insertPos];
-	if (dstPos < p.size()) {
+	ox::memmove(dst, src, p.size() - dstPos);
-		auto const dst = &p[dstPos];
-		ox::memmove(dst, src, p.size() - dstPos);
-	}
 	ox::memset(src, 0, m_insertCnt * sizeof(decltype(p[0])));
 	return {};
 }
@@ -43,14 +41,12 @@ ox::Error InsertTilesCommand::redo() noexcept {
 ox::Error InsertTilesCommand::undo() noexcept {
 	auto &s = getSubSheet(m_img, m_idx);
 	auto &p = s.pixels;
+	auto const srcIdx = m_insertPos + m_insertCnt;
+	auto const src = &p[srcIdx];
 	auto const dst1 = &p[m_insertPos];
 	auto const dst2 = &p[p.size() - m_insertCnt];
-	auto const srcIdx = m_insertPos + m_insertCnt;
+	auto const sz = p.size() - srcIdx;
-	if (srcIdx < p.size()) {
+	ox::memmove(dst1, src, sz);
-		auto const sz = p.size() - srcIdx;
-		auto const src = &p[srcIdx];
-		ox::memmove(dst1, src, sz);
-	}
 	ox::memcpy(dst2, m_deletedPixels.data(), m_deletedPixels.size());
 	return {};
 }

src/nostalgia/modules/core/src/studio/tilesheeteditor/commands/updatesubsheetcommand.cpp

@@ -9,24 +9,27 @@ namespace nostalgia::core {
 core::UpdateSubSheetCommand::UpdateSubSheetCommand(
 		TileSheet &img,
 		TileSheet::SubSheetIdx idx,
-		ox::StringParam name,
+		ox::String name,
-		int const cols,
+		int cols,
-		int const rows):
+		int rows) noexcept:
-		m_img{img},
+		m_img(img),
-		m_idx{std::move(idx)},
+		m_idx(std::move(idx)),
-		m_sheet{getSubSheet(m_img, m_idx)} {
+		m_sheet(getSubSheet(m_img, m_idx)),
-	m_sheet = getSubSheet(m_img, m_idx);
+		m_newName(std::move(name)),
-	m_sheet.name = std::move(name);
+		m_newCols(cols),
-	OX_THROW_ERROR(resizeSubsheet(m_sheet, m_img.bpp, {cols, rows}));
+		m_newRows(rows) {
 }
 
 ox::Error UpdateSubSheetCommand::redo() noexcept {
-	std::swap(m_sheet, getSubSheet(m_img, m_idx));
+	auto &sheet = getSubSheet(m_img, m_idx);
+	sheet.name = m_newName;
+	oxLogError(resizeSubsheet(sheet, m_img.bpp, {m_newCols, m_newRows}));
 	return {};
 }
 
 ox::Error UpdateSubSheetCommand::undo() noexcept {
-	std::swap(m_sheet, getSubSheet(m_img, m_idx));
+	auto &sheet = getSubSheet(m_img, m_idx);
+	sheet = m_sheet;
 	return {};
 }
 

src/nostalgia/modules/core/src/studio/tilesheeteditor/commands/updatesubsheetcommand.hpp

@@ -13,14 +13,17 @@ class UpdateSubSheetCommand: public TileSheetCommand {
 		TileSheet &m_img;
 		TileSheet::SubSheetIdx m_idx;
 		TileSheet::SubSheet m_sheet;
+		ox::String m_newName;
+		int m_newCols = 0;
+		int m_newRows = 0;
 
 	public:
 		UpdateSubSheetCommand(
 				TileSheet &img,
 				TileSheet::SubSheetIdx idx,
-				ox::StringParam name,
+				ox::String name,
 				int cols,
-				int rows);
+				int rows) noexcept;
 
 		ox::Error redo() noexcept final;
 

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditor-imgui.cpp

@@ -188,7 +188,7 @@ void TileSheetEditorImGui::draw(studio::StudioContext&) noexcept {
 		if (ImGui::IsKeyDown(ImGuiKey_ModCtrl)) {
 			if (ImGui::IsKeyPressed(ImGuiKey_A)) {
 				auto const&img = m_model.activeSubSheet();
-				m_model.setSelection({{}, {img.columns * TileWidth - 1, img.rows * TileHeight - 1}});
+				m_model.setSelection({{}, {img.columns * TileWidth, img.rows * TileHeight}});
 			} else if (ImGui::IsKeyPressed(ImGuiKey_G)) {
 				m_model.clearSelection();
 			}
@@ -234,7 +234,7 @@ void TileSheetEditorImGui::draw(studio::StudioContext&) noexcept {
 		ImGui::BeginChild("SubSheets", {s_palViewWidth - 24, ySize / 2.f}, true);
 		{
 			static constexpr auto btnHeight = ig::BtnSz.y;
-			auto constexpr btnSize = ImVec2{btnHeight, btnHeight};
+			auto const btnSize = ImVec2{btnHeight, btnHeight};
 			if (ig::PushButton("+", btnSize)) {
 				auto insertOnIdx = m_model.activeSubSheetIdx();
 				auto const&parent = m_model.activeSubSheet();
@@ -258,19 +258,16 @@ void TileSheetEditorImGui::draw(studio::StudioContext&) noexcept {
 				m_exportMenu.show();
 			}
 			TileSheet::SubSheetIdx path;
-			static constexpr auto flags =
+			static constexpr auto flags = ImGuiTableFlags_RowBg | ImGuiTableFlags_NoBordersInBody;
-				ImGuiTableFlags_RowBg |
+			if (ImGui::BeginTable("Subsheets", 4, flags)) {
-                ImGuiTableFlags_NoBordersInBody |
+				ImGui::TableSetupColumn("Subsheet", ImGuiTableColumnFlags_NoHide);
-                ImGuiTableFlags_ScrollY;
+				ImGui::TableSetupColumn("ID", ImGuiTableColumnFlags_WidthFixed, 25);
-            if (ImGui::BeginTable("Subsheets", 4, flags)) {
+				ImGui::TableSetupColumn("Columns", ImGuiTableColumnFlags_WidthFixed, 50);
-                ImGui::TableSetupColumn("Subsheet", ImGuiTableColumnFlags_NoHide);
+				ImGui::TableSetupColumn("Rows", ImGuiTableColumnFlags_WidthFixed, 50);
-                ImGui::TableSetupColumn("ID", ImGuiTableColumnFlags_WidthFixed, 25);
+				ImGui::TableHeadersRow();
-                ImGui::TableSetupColumn("Columns", ImGuiTableColumnFlags_WidthFixed, 50);
+				drawSubsheetSelector(m_view.img().subsheet, path);
-                ImGui::TableSetupColumn("Rows", ImGuiTableColumnFlags_WidthFixed, 50);
+				ImGui::EndTable();
-                ImGui::TableHeadersRow();
+			}
-                drawSubsheetSelector(m_view.img().subsheet, path);
-                ImGui::EndTable();
-            }
 		}
 		ImGui::EndChild();
 	}
@@ -465,12 +462,8 @@ void TileSheetEditorImGui::drawPaletteMenu() noexcept {
 		}
 	}
 	// header
-	auto constexpr palTblFlags =
-		ImGuiTableFlags_RowBg |
-        ImGuiTableFlags_SizingStretchProp |
-        ImGuiTableFlags_ScrollY;
 	if (ImGui::BeginTable(
-			"PaletteTable", 4, palTblFlags)) {
+			"PaletteTable", 4, ImGuiTableFlags_RowBg | ImGuiTableFlags_SizingStretchProp)) {
 		ImGui::TableSetupColumn("Idx", 0, 0.6f);
 		ImGui::TableSetupColumn("", 0, 0.22f);
 		ImGui::TableSetupColumn("Name", 0, 3);
@@ -551,7 +544,7 @@ void TileSheetEditorImGui::SubSheetEditor::draw(turbine::Context &tctx) noexcept
 	auto const popupHeight = modSize ? 130.f : 85.f;
 	auto const popupSz = ImVec2{popupWidth, popupHeight};
 	if (ig::BeginPopup(tctx, popupName, m_show, popupSz)) {
-		ig::InputText("Name", m_name);
+		ImGui::InputText("Name", m_name.data(), m_name.cap());
 		if (modSize) {
 			ImGui::InputInt("Columns", &m_cols);
 			ImGui::InputInt("Rows", &m_rows);

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditormodel.cpp

@@ -26,6 +26,11 @@
 
 namespace nostalgia::core {
 
+Palette const TileSheetEditorModel::s_defaultPalette = {
+	.colorNames = {ox::Vector<ox::String>{{}}},
+	.pages = {{"Page 1", ox::Vector<Color16>(128)}},
+};
+
 // delete pixels of all non-leaf nodes
 static void normalizeSubsheets(TileSheet::SubSheet &ss) noexcept {
 	if (ss.subsheets.empty()) {
@@ -37,14 +42,7 @@ static void normalizeSubsheets(TileSheet::SubSheet &ss) noexcept {
 	}
 }
 
-
+TileSheetEditorModel::TileSheetEditorModel(studio::StudioContext &sctx, ox::StringView path, studio::UndoStack &undoStack):
-Palette const TileSheetEditorModel::s_defaultPalette = {
-	.colorNames = {ox::Vector<ox::String>{{}}},
-	.pages = {{"Page 1", ox::Vector<Color16>(128)}},
-};
-
-TileSheetEditorModel::TileSheetEditorModel(
-		studio::StudioContext &sctx, ox::StringViewCR path, studio::UndoStack &undoStack):
 	m_sctx(sctx),
 	m_tctx(m_sctx.tctx),
 	m_path(path),
@@ -64,7 +62,7 @@ void TileSheetEditorModel::cut() {
 	TileSheetClipboard blankCb;
 	auto cb = ox::make_unique<TileSheetClipboard>();
 	auto const&s = activeSubSheet();
-	iterateSelectionRows(*m_selection, [&](int const x, int const y) {
+	iterateSelectionRows(*m_selection, [&](int x, int y) {
 		auto pt = ox::Point{x, y};
 		auto const idx = core::idx(s, pt);
 		auto const c = getPixel(s, m_img.bpp, idx);
@@ -75,8 +73,7 @@ void TileSheetEditorModel::cut() {
 	auto const pt1 = m_selection->a;
 	auto const pt2 = ox::Point{s.columns * TileWidth, s.rows * TileHeight};
 	turbine::setClipboardObject(m_tctx, std::move(cb));
-	pushCommand(ox::make<CutPasteCommand>(
+	pushCommand(ox::make<CutPasteCommand>(CommandId::Cut, m_img, m_activeSubsSheetIdx, pt1, pt2, blankCb));
-		CommandId::Cut, m_img, m_activeSubsSheetIdx, pt1, pt2, blankCb));
 }
 
 void TileSheetEditorModel::copy() {
@@ -84,7 +81,7 @@ void TileSheetEditorModel::copy() {
 		return;
 	}
 	auto cb = ox::make_unique<TileSheetClipboard>();
-	iterateSelectionRows(*m_selection, [&](int const x, int const y) {
+	iterateSelectionRows(*m_selection, [&](int x, int y) {
 		auto pt = ox::Point{x, y};
 		const auto&s = activeSubSheet();
 		const auto idx = core::idx(s, pt);
@@ -108,8 +105,7 @@ void TileSheetEditorModel::paste() {
 	auto const&s = activeSubSheet();
 	auto const pt1 = m_selection->a;
 	auto const pt2 = ox::Point{s.columns * TileWidth, s.rows * TileHeight};
-	pushCommand(ox::make<CutPasteCommand>(
+	pushCommand(ox::make<CutPasteCommand>(CommandId::Paste, m_img, m_activeSubsSheetIdx, pt1, pt2, *cb));
-		CommandId::Paste, m_img, m_activeSubsSheetIdx, pt1, pt2, *cb));
 }
 
 bool TileSheetEditorModel::acceptsClipboardPayload() const noexcept {
@@ -124,8 +120,8 @@ ox::StringView TileSheetEditorModel::palPath() const noexcept {
 	}
 	constexpr ox::StringView uuidPrefix = "uuid://";
 	if (ox::beginsWith(path, uuidPrefix)) {
-		auto const uuid = ox::StringView(&path[uuidPrefix.bytes()], path.bytes() - uuidPrefix.bytes());
+		auto uuid = ox::StringView(&path[uuidPrefix.bytes()], path.bytes() - uuidPrefix.bytes());
-		auto const out = keelCtx(m_tctx).uuidToPath.at(uuid);
+		auto out = keelCtx(m_tctx).uuidToPath.at(uuid);
 		if (out.error) {
 			return {};
 		}
@@ -135,14 +131,13 @@ ox::StringView TileSheetEditorModel::palPath() const noexcept {
 	}
 }
 
-ox::Error TileSheetEditorModel::setPalette(ox::StringViewCR path) noexcept {
+ox::Error TileSheetEditorModel::setPalette(ox::StringView path) noexcept {
 	OX_REQUIRE(uuid, keelCtx(m_tctx).pathToUuid.at(path));
-	pushCommand(ox::make<PaletteChangeCommand>(
+	pushCommand(ox::make<PaletteChangeCommand>(activeSubSheetIdx(), m_img, uuid->toString()));
-		activeSubSheetIdx(), m_img, uuid->toString()));
 	return {};
 }
 
-void TileSheetEditorModel::setPalettePage(size_t const pg) noexcept {
+void TileSheetEditorModel::setPalettePage(size_t pg) noexcept {
 	m_palettePage = ox::clamp<size_t>(pg, 0, m_pal->pages.size() - 1);
 	m_updated = true;
 }
@@ -151,7 +146,7 @@ size_t TileSheetEditorModel::palettePage() const noexcept {
 	return m_palettePage;
 }
 
-void TileSheetEditorModel::drawCommand(ox::Point const&pt, std::size_t const palIdx) noexcept {
+void TileSheetEditorModel::drawCommand(ox::Point const&pt, std::size_t palIdx) noexcept {
 	const auto &activeSubSheet = getSubSheet(m_img, m_activeSubsSheetIdx);
 	if (pt.x >= activeSubSheet.columns * TileWidth || pt.y >= activeSubSheet.rows * TileHeight) {
 		return;
@@ -160,8 +155,7 @@ void TileSheetEditorModel::drawCommand(ox::Point const&pt, std::size_t const pal
 	if (m_ongoingDrawCommand) {
 		m_updated = m_updated || m_ongoingDrawCommand->append(idx);
 	} else if (getPixel(activeSubSheet, m_img.bpp, idx) != palIdx) {
-		pushCommand(ox::make<DrawCommand>(
+		pushCommand(ox::make<DrawCommand>(m_img, m_activeSubsSheetIdx, idx, static_cast<int>(palIdx)));
-			m_img, m_activeSubsSheetIdx, idx, static_cast<int>(palIdx)));
 	}
 }
 
@@ -177,20 +171,16 @@ void TileSheetEditorModel::rmSubsheet(TileSheet::SubSheetIdx const&idx) noexcept
 	pushCommand(ox::make<RmSubSheetCommand>(m_img, idx));
 }
 
-void TileSheetEditorModel::insertTiles(
+void TileSheetEditorModel::insertTiles(TileSheet::SubSheetIdx const&idx, std::size_t tileIdx, std::size_t tileCnt) noexcept {
-	TileSheet::SubSheetIdx const&idx, std::size_t const tileIdx, std::size_t const tileCnt) noexcept {
 	pushCommand(ox::make<InsertTilesCommand>(m_img, idx, tileIdx, tileCnt));
 }
 
-void TileSheetEditorModel::deleteTiles(
+void TileSheetEditorModel::deleteTiles(TileSheet::SubSheetIdx const&idx, std::size_t tileIdx, std::size_t tileCnt) noexcept {
-	TileSheet::SubSheetIdx const&idx, std::size_t const tileIdx, std::size_t const tileCnt) noexcept {
 	pushCommand(ox::make<DeleteTilesCommand>(m_img, idx, tileIdx, tileCnt));
 }
 
-ox::Error TileSheetEditorModel::updateSubsheet(
+ox::Error TileSheetEditorModel::updateSubsheet(TileSheet::SubSheetIdx const&idx, ox::StringView const&name, int cols, int rows) noexcept {
-	TileSheet::SubSheetIdx const&idx, ox::StringViewCR name, int const cols, int const rows) noexcept {
+	pushCommand(ox::make<UpdateSubSheetCommand>(m_img, idx, ox::String(name), cols, rows));
-	OX_REQUIRE(cmd, ox::makeCatch<UpdateSubSheetCommand>(m_img, idx, name, cols, rows));
-	pushCommand(cmd);
 	return {};
 }
 
@@ -199,7 +189,7 @@ void TileSheetEditorModel::setActiveSubsheet(TileSheet::SubSheetIdx const&idx) n
 	this->activeSubsheetChanged.emit(m_activeSubsSheetIdx);
 }
 
-void TileSheetEditorModel::fill(ox::Point const&pt, int const palIdx) noexcept {
+void TileSheetEditorModel::fill(ox::Point const&pt, int palIdx) noexcept {
 	auto const&activeSubSheet = getSubSheet(m_img, m_activeSubsSheetIdx);
 	// build idx list
 	if (pt.x >= activeSubSheet.columns * TileWidth || pt.y >= activeSubSheet.rows * TileHeight) {
@@ -207,10 +197,10 @@ void TileSheetEditorModel::fill(ox::Point const&pt, int const palIdx) noexcept {
 	}
 	ox::Array<bool, PixelsPerTile> updateMap = {};
 	auto const oldColor = getPixel(activeSubSheet, m_img.bpp, pt);
-	getFillPixels(activeSubSheet, updateMap, pt, oldColor);
+	getFillPixels(updateMap, pt, oldColor);
 	ox::Vector<std::size_t> idxList;
 	auto i = core::idx(activeSubSheet, pt) / PixelsPerTile * PixelsPerTile;
-	for (auto const u : updateMap) {
+	for (auto u : updateMap) {
 		if (u) {
 			idxList.emplace_back(i);
 		}
@@ -240,7 +230,7 @@ void TileSheetEditorModel::completeSelection() noexcept {
 		m_selTracker.finishSelection();
 		m_selection.emplace(m_selTracker.selection());
 		auto&pt = m_selection->b;
-		auto const&s = activeSubSheet();
+		auto&s = activeSubSheet();
 		pt.x = ox::min(s.columns * TileWidth - 1, pt.x);
 		pt.y = ox::min(s.rows * TileHeight - 1, pt.y);
 	}
@@ -285,44 +275,47 @@ ox::Error TileSheetEditorModel::saveFile() noexcept {
 	return m_sctx.project->writeObj(m_path, m_img, ox::ClawFormat::Metal);
 }
 
-bool TileSheetEditorModel::pixelSelected(std::size_t const idx) const noexcept {
+bool TileSheetEditorModel::pixelSelected(std::size_t idx) const noexcept {
 	auto const&s = activeSubSheet();
 	auto const pt = idxToPt(static_cast<int>(idx), s.columns);
 	return m_selection && m_selection->contains(pt);
 }
 
-void TileSheetEditorModel::getFillPixels(
+void TileSheetEditorModel::getFillPixels(ox::Span<bool> pixels, ox::Point const&pt, int oldColor) const noexcept {
-		TileSheet::SubSheet const&activeSubSheet,
+	const auto &activeSubSheet = this->activeSubSheet();
-		ox::Span<bool> pixels,
+	const auto tileIdx = [activeSubSheet](const ox::Point &pt) noexcept {
-		ox::Point const&pt,
+		return ptToIdx(pt, activeSubSheet.columns) / PixelsPerTile;
-		int const oldColor) const noexcept {
+	};
-	auto const idx = ptToIdx(pt, activeSubSheet.columns);
+	// get points
-	auto const relIdx = idx % PixelsPerTile;
+	const auto leftPt = pt + ox::Point(-1, 0);
-	if (pixels[relIdx] || getPixel(activeSubSheet, m_img.bpp, idx) != oldColor) {
+	const auto rightPt = pt + ox::Point(1, 0);
-		return;
+	const auto topPt = pt + ox::Point(0, -1);
-	}
+	const auto bottomPt = pt + ox::Point(0, 1);
+	// calculate indices
+	const auto idx = ptToIdx(pt, activeSubSheet.columns);
+	const auto leftIdx = ptToIdx(leftPt, activeSubSheet.columns);
+	const auto rightIdx = ptToIdx(rightPt, activeSubSheet.columns);
+	const auto topIdx = ptToIdx(topPt, activeSubSheet.columns);
+	const auto bottomIdx = ptToIdx(bottomPt, activeSubSheet.columns);
+	const auto tile = tileIdx(pt);
 	// mark pixels to update
-	pixels[relIdx] = true;
+	pixels[idx % PixelsPerTile] = true;
-	if (pt.x % TileWidth != 0) {
+	if (!pixels[leftIdx % PixelsPerTile] && tile == tileIdx(leftPt) && getPixel(activeSubSheet, m_img.bpp, leftIdx) == oldColor) {
-		auto const leftPt = pt + ox::Point{-1, 0};
+		getFillPixels(pixels, leftPt, oldColor);
-		getFillPixels(activeSubSheet, pixels, leftPt, oldColor);
 	}
-	if (pt.x % TileWidth != TileWidth - 1) {
+	if (!pixels[rightIdx % PixelsPerTile] && tile == tileIdx(rightPt) && getPixel(activeSubSheet, m_img.bpp, rightIdx) == oldColor) {
-		auto const rightPt = pt + ox::Point{1, 0};
+		getFillPixels(pixels, rightPt, oldColor);
-		getFillPixels(activeSubSheet, pixels, rightPt, oldColor);
 	}
-	if (pt.y % TileHeight != 0) {
+	if (!pixels[topIdx % PixelsPerTile] && tile == tileIdx(topPt) && getPixel(activeSubSheet, m_img.bpp, topIdx) == oldColor) {
-		auto const topPt = pt + ox::Point{0, -1};
+		getFillPixels(pixels, topPt, oldColor);
-		getFillPixels(activeSubSheet, pixels, topPt, oldColor);
 	}
-	if (pt.y % TileHeight != TileHeight - 1) {
+	if (!pixels[bottomIdx % PixelsPerTile] && tile == tileIdx(bottomPt) && getPixel(activeSubSheet, m_img.bpp, bottomIdx) == oldColor) {
-		auto const bottomPt = pt + ox::Point{0, 1};
+		getFillPixels(pixels, bottomPt, oldColor);
-		getFillPixels(activeSubSheet, pixels, bottomPt, oldColor);
 	}
 }
 
 void TileSheetEditorModel::pushCommand(studio::UndoCommand *cmd) noexcept {
-	std::ignore = m_undoStack.push(ox::UPtr<studio::UndoCommand>{cmd});
+	std::ignore = m_undoStack.push(ox::UPtr<studio::UndoCommand>(cmd));
 	m_ongoingDrawCommand = dynamic_cast<DrawCommand*>(cmd);
 	m_updated = true;
 }

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditormodel.hpp

@@ -4,7 +4,9 @@
 
 #pragma once
 
+#include <ox/std/bounds.hpp>
 #include <ox/std/point.hpp>
+#include <ox/std/trace.hpp>
 #include <ox/std/string.hpp>
 
 #include <studio/studio.hpp>
@@ -36,7 +38,7 @@ class TileSheetEditorModel: public ox::SignalHandler {
 		bool m_updated = false;
 
 	public:
-		TileSheetEditorModel(studio::StudioContext &sctx, ox::StringViewCR path, studio::UndoStack &undoStack);
+		TileSheetEditorModel(studio::StudioContext &sctx, ox::StringView path, studio::UndoStack &undoStack);
 
 		~TileSheetEditorModel() override = default;
 
@@ -61,7 +63,7 @@ class TileSheetEditorModel: public ox::SignalHandler {
 		[[nodiscard]]
 		ox::StringView palPath() const noexcept;
 
-		ox::Error setPalette(ox::StringViewCR path) noexcept;
+		ox::Error setPalette(ox::StringView path) noexcept;
 
 		void setPalettePage(size_t pg) noexcept;
 
@@ -126,11 +128,7 @@ class TileSheetEditorModel: public ox::SignalHandler {
 		bool pixelSelected(std::size_t idx) const noexcept;
 
 	private:
-		void getFillPixels(
+		void getFillPixels(ox::Span<bool> pixels, ox::Point const&pt, int oldColor) const noexcept;
-			TileSheet::SubSheet const&activeSubSheet,
-			ox::Span<bool> pixels,
-			ox::Point const&pt,
-			int oldColor) const noexcept;
 
 		void pushCommand(studio::UndoCommand *cmd) noexcept;
 

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditorview.cpp

@@ -56,10 +56,8 @@ void TileSheetEditorView::scrollH(ox::Vec2 const&paneSz, float wheelh) noexcept
 }
 
 void TileSheetEditorView::insertTile(ox::Vec2 const&paneSize, ox::Vec2 const&clickPos) noexcept {
-	auto pt = clickPoint(paneSize, clickPos);
+	auto const pt = clickPoint(paneSize, clickPos);
 	auto const&s = m_model.activeSubSheet();
-	pt.x = ox::min(pt.x, s.columns * TileWidth - 1);
-	pt.y = ox::min(pt.y, s.rows * TileHeight - 1);
 	auto const tileIdx = ptToIdx(pt, s.columns) / PixelsPerTile;
 	m_model.insertTiles(m_model.activeSubSheetIdx(), tileIdx, 1);
 }

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheetpixelgrid.cpp

@@ -80,11 +80,6 @@ void TileSheetGrid::setBufferObject(
 }
 
 void TileSheetGrid::setBufferObjects(ox::Vec2 const&paneSize, TileSheet::SubSheet const&subsheet) noexcept {
-	if (subsheet.columns < 1 || subsheet.rows < 1) {
-		m_bufferSet.elements.clear();
-		m_bufferSet.vertices.clear();
-		return;
-	}
 	auto const pixSize = pixelSize(paneSize);
 	auto const set = [&](std::size_t i, ox::Point pt1, ox::Point pt2, Color32 c) {
 		auto const vbo = &m_bufferSet.vertices[i * VertexVboLength];

src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheetpixels.cpp

@@ -51,7 +51,7 @@ ox::Error TileSheetPixels::buildShader() noexcept {
 	return glutils::buildShaderProgram(s_programSrc).moveTo(m_shader);
 }
 
-void TileSheetPixels::draw(bool const update, ox::Vec2 const&scroll) noexcept {
+void TileSheetPixels::draw(bool update, ox::Vec2 const&scroll) noexcept {
 	glUseProgram(m_shader);
 	glBindVertexArray(m_bufferSet.vao);
 	if (update) {
@@ -117,11 +117,6 @@ void TileSheetPixels::setPixelBufferObject(
 void TileSheetPixels::setBufferObjects(ox::Vec2 const&paneSize) noexcept {
 	// set buffer lengths
 	auto const&subSheet = m_model.activeSubSheet();
-	if (subSheet.columns < 1 || subSheet.rows < 1) {
-		m_bufferSet.vertices.clear();
-		m_bufferSet.elements.clear();
-		return;
-	}
 	auto const&pal = m_model.pal();
 	auto const width = subSheet.columns * TileWidth;
 	auto const height = subSheet.rows * TileHeight;

src/nostalgia/modules/core/src/tilesheet.cpp

@@ -66,10 +66,10 @@ static ox::Optional<size_t> getPixelIdx(
 	return ox::Optional<size_t>{};
 }
 
-size_t getTileIdx(TileSheet const&ts, SubSheetId const id) noexcept {
+ox::Optional<size_t> getTileIdx(TileSheet const&ts, SubSheetId const id) noexcept {
 	size_t idx{};
 	auto const out = getPixelIdx(ts.subsheet, id, idx, ts.bpp);
-	return out.or_value(0) / PixelsPerTile;
+	return out ? ox::Optional<size_t>{ox::in_place, *out / PixelsPerTile} : out;
 }
 
 uint8_t getPixel4Bpp(TileSheet::SubSheet const&ss, std::size_t idx) noexcept {
@@ -355,12 +355,12 @@ ox::Result<SubSheetId> getIdFor(TileSheet const&ts, ox::StringViewCR path) noexc
 /**
  * Gets the offset in tiles of the desired subsheet.
  */
-static ox::Result<unsigned> getTileOffset(
+static ox::Result<uint32_t> getTileOffset(
 		TileSheet::SubSheet const&ss,
 		ox::SpanView<ox::StringView> const&pNamePath,
 		int8_t pBpp,
 		std::size_t pIt = 0,
-		unsigned pCurrentTotal = 0) noexcept {
+		uint32_t pCurrentTotal = 0) noexcept {
 	// pIt == pNamePath.size() - 1 &&
 	if (ss.name != pNamePath[pIt]) {
 		return ox::Error(2, "Wrong branch");
@@ -374,12 +374,14 @@ static ox::Result<unsigned> getTileOffset(
 		if (!err) {
 			return offset;
 		}
+		// Possible bug? Shoud this be usinga a recursive version of
+		// pixelCnt will count pixels in subsheets of sub as well.
 		pCurrentTotal += pixelCnt(sub, pBpp) / PixelsPerTile;
 	}
 	return ox::Error(1, "SubSheet not found");
 }
 
-ox::Result<unsigned> getTileOffset(TileSheet const&ts, ox::StringViewCR pNamePath) noexcept {
+ox::Result<uint32_t> getTileOffset(TileSheet const&ts, ox::StringViewCR pNamePath) noexcept {
 	return core::getTileOffset(ts.subsheet, ox::split<8>(pNamePath, '.'), ts.bpp);
 }
 

src/nostalgia/studio/CMakeLists.txt

@@ -11,7 +11,7 @@ target_link_libraries(
 
 target_compile_definitions(
 	NostalgiaStudio PUBLIC
-		OLYMPIC_APP_VERSION="d2024.12.4"
+		OLYMPIC_APP_VERSION="dev build"
 )
 
 install(

src/nostalgia/studio/Info.plist

@@ -18,7 +18,7 @@
 	<string>APPL</string>
 
 	<key>CFBundleVersion</key>
-	<string>d2024.12.4</string>
+	<string>0.0.0</string>
 
 	<key>LSMinimumSystemVersion</key>
 	<string>12.0.0</string>
@@ -30,6 +30,6 @@
 	<string>True</string>
 
 	<key>NSHumanReadableCopyright</key>
-	<string>Copyright (c) 2016-2025 Gary Talent &lt;gary@drinkingtea.net&gt;</string>
+	<string>Copyright (c) 2016-2023 Gary Talent &lt;gary@drinkingtea.net&gt;</string>
 </dict>
 </plist>

src/olympic/keel/include/keel/assetmanager.hpp

@@ -196,15 +196,15 @@ class AssetManager {
 		template<typename T>
 		class AssetTypeManager: public AssetTypeManagerBase {
 			public:
-				using Loader = std::function<ox::Result<T>(ox::StringView assetId)>;
+				using Loader = std::function<ox::Result<T>(ox::StringViewCR assetId)>;
 			private:
 				Loader m_loader{};
 				ox::HashMap<ox::String, ox::UPtr<AssetContainer<T>>> m_cache;
 
 			public:
-				AssetTypeManager(Loader loader) noexcept: m_loader(loader) {}
+				AssetTypeManager(Loader &&loader) noexcept: m_loader(std::move(loader)) {}
 
-				ox::Result<AssetRef<T>> getAsset(ox::StringView const assetId) const noexcept {
+				ox::Result<AssetRef<T>> getAsset(ox::StringViewCR assetId) const noexcept {
 					OX_REQUIRE(out, m_cache.at(assetId));
 					if (!out || !*out) {
 						return ox::Error(1, "asset is null");
@@ -212,7 +212,7 @@ class AssetManager {
 					return AssetRef<T>(out->get());
 				}
 
-				ox::Result<AssetRef<T>> loadAsset(ox::StringView const assetId) noexcept {
+				ox::Result<AssetRef<T>> loadAsset(ox::StringViewCR assetId) noexcept {
 					auto &p = m_cache[assetId];
 					OX_REQUIRE_M(obj, m_loader(assetId));
 					if (!p) {
@@ -224,7 +224,7 @@ class AssetManager {
 					return AssetRef<T>(p.get());
 				}
 
-				ox::Error reloadAsset(ox::StringView const assetId) noexcept {
+				ox::Error reloadAsset(ox::StringViewCR assetId) noexcept {
 					auto &p = m_cache[assetId];
 					OX_REQUIRE_M(obj, m_loader(assetId));
 					if (!p) {
@@ -247,7 +247,7 @@ class AssetManager {
 		};
 
 		ox::HashMap<ox::String, ox::UPtr<AssetTypeManagerBase>> m_assetTypeManagers;
-		ox::HashMap<ox::String, ox::Signal<ox::Error(ox::StringView assetId)>> m_fileUpdated;
+		ox::HashMap<ox::String, ox::Signal<ox::Error(ox::StringViewCR assetId)>> m_fileUpdated;
 
 		template<typename T>
 		ox::Result<AssetTypeManager<T>*> getTypeManager() noexcept {
@@ -273,18 +273,18 @@ class AssetManager {
 		}
 
 		template<typename T>
-		ox::Result<AssetRef<T>> getAsset(ox::StringView assetId) noexcept {
+		ox::Result<AssetRef<T>> getAsset(ox::StringViewCR assetId) noexcept {
 			OX_REQUIRE(m, getTypeManager<T>());
 			return m->getAsset(assetId);
 		}
 
-		ox::Error reloadAsset(ox::StringView assetId) noexcept {
+		ox::Error reloadAsset(ox::StringViewCR assetId) noexcept {
 			m_fileUpdated[assetId].emit(assetId);
 			return {};
 		}
 
 		template<typename T>
-		ox::Result<AssetRef<T>> loadAsset(ox::StringView assetId) noexcept {
+		ox::Result<AssetRef<T>> loadAsset(ox::StringViewCR assetId) noexcept {
 			OX_REQUIRE(m, getTypeManager<T>());
 			OX_REQUIRE(out, m->loadAsset(assetId));
 			m_fileUpdated[assetId].connect(m, &AssetTypeManager<T>::reloadAsset);

src/olympic/keel/src/media.cpp

@@ -154,12 +154,13 @@ ox::Result<ox::CStringView> uuidToPath(Context &ctx, ox::UUID const&uuid) noexce
 }
 
 ox::Error reloadAsset(keel::Context &ctx, ox::StringViewCR assetId) noexcept {
+	ox::UUIDStr uuidStr;
 	if (beginsWith(assetId, "uuid://")) {
 		return ctx.assetManager.reloadAsset(substr(assetId, 7));
 	} else {
-		auto const [uuid, uuidErr] = getUuid(ctx, assetId);
+		auto const [uuid, uuidErr] =  getUuid(ctx, assetId);
 		if (!uuidErr) {
-			return ctx.assetManager.reloadAsset(uuid.toString());
+			return ctx.assetManager.reloadAsset(uuidStr);
 		} else {
 			return ctx.assetManager.reloadAsset(assetId);
 		}

src/olympic/studio/applib/src/newproject.cpp

@@ -50,7 +50,7 @@ void NewProject::draw(studio::StudioContext &ctx) noexcept {
 
 void NewProject::drawNewProjectName(studio::StudioContext &sctx) noexcept {
 	drawWindow(sctx.tctx, &m_open, [this, &sctx] {
-		ig::InputText("Name", m_projectName);
+		ImGui::InputText("Name", m_projectName.data(), m_projectName.cap());
 		ImGui::Text("Path: %s", m_projectPath.c_str());
 		if (ImGui::Button("Browse")) {
 			oxLogError(studio::chooseDirectory().moveTo(m_projectPath));

src/olympic/studio/applib/src/studioapp.cpp

@@ -77,7 +77,7 @@ StudioUI::StudioUI(turbine::Context &ctx, ox::StringParam projectDataDir) noexce
 		} else {
 			oxErrf(
 					"Could not open studio config file: {}: {} ({}:{})\n",
-					err.errCode, toStr(err), err.file, err.line);
+					err.errCode, toStr(err), err.src.file_name(), err.src.line());
 		}
 	}
 }
@@ -227,7 +227,7 @@ void StudioUI::drawTabs() noexcept {
 			try {
 				OX_THROW_ERROR(m_editors.erase(it).moveTo(it));
 			} catch (ox::Exception const&ex) {
-				oxErrf("Editor tab deletion failed: {} ({}:{})\n", ex.what(), ex.file, ex.line);
+				oxErrf("Editor tab deletion failed: {} ({}:{})\n", ex.what(), ex.src.file_name(), ex.src.line());
 			} catch (std::exception const&ex) {
 				oxErrf("Editor tab deletion failed: {}\n", ex.what());
 			}
@@ -379,7 +379,7 @@ ox::Error StudioUI::openFileActiveTab(ox::StringViewCR path, bool makeActiveTab)
 		if constexpr(!ox::defines::Debug) {
 			oxErrf("Could not open Editor: {}\n", toStr(err));
 		} else {
-			oxErrf("Could not open Editor: {} ({}:{})\n", err.errCode, err.file, err.line);
+			oxErrf("Could not open Editor: {} ({}:{})\n", err.errCode, err.src.file_name(), err.src.line());
 		}
 		return err;
 	}

src/olympic/studio/modlib/include/studio/undocommand.hpp

@@ -13,7 +13,7 @@ namespace studio {
 class NoChangesException: public ox::Exception {
 	public:
 		inline NoChangesException(std::source_location sloc = std::source_location::current()):
-				ox::Exception(sloc.file_name(), sloc.line(), 1, "Command makes no changes.") {}
+				ox::Exception(1, "Command makes no changes.", sloc) {}
 };
 
 class UndoCommand {

src/olympic/studio/modlib/src/editor.cpp

@@ -46,7 +46,7 @@ void BaseEditor::save() noexcept {
 		setUnsavedChanges(false);
 	} else {
 		if constexpr(ox::defines::Debug) {
-			oxErrorf("Could not save file {}: {} ({}:{})", itemPath(), toStr(err), err.file, err.line);
+			oxErrorf("Could not save file {}: {} ({}:{})", itemPath(), toStr(err), err.src.file_name(), err.src.line());
 		} else {
 			oxErrorf("Could not save file {}: {}", itemPath(), toStr(err));
 		}

src/olympic/turbine/src/CMakeLists.txt

@@ -19,7 +19,7 @@ target_include_directories(
 )
 
 target_sources(
-	Turbine PUBLIC
+	Turbine PRIVATE
 		turbine.cpp
 )
 

util/Dockerfile

@@ -1,4 +1,4 @@
-FROM fedora:36
+FROM fedora:41
 
 RUN dnf update -y
 

util/scripts/pkg-gba.py

@@ -28,11 +28,11 @@ project_name = sys.argv[2]
 bin = f'./build/{host_env}-{current_build}/bin/'
 project_bin = f'build/gba-release/bin/{project_name}.bin'
 project_gba = f'{project_name}.gba'
-project_manifest = f'{project_name}-manifest.json'
+project_manifest = f'{project_name.lower()}-manifest.json'
 
 shutil.copyfile(project_bin, project_gba)
 subprocess.run([
-    f'{bin}/{project_name}-pack',
+    f'{bin}/{project_name.lower()}-pack',
         '-src', project_dir,
         '-rom-bin', project_gba,
         '-manifest', project_manifest])