drinkingtea/nostalgia
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[nostalgia/core/studio] Add function to remove unused data from TileSheets

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This commit is contained in:
Gary Talent 2024-01-31 23:17:09 -06:00
parent 1dff26d895
commit 9c026e1a6c
1 changed files with 12 additions and 0 deletions
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12
src/nostalgia/modules/core/src/studio/tilesheeteditor/tilesheeteditormodel.cpp
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@ -30,6 +30,17 @@ Palette const TileSheetEditorModel::s_defaultPalette = {
.pages = {ox::Vector<Color16>(128)},
};
// delete pixels of all non-leaf nodes
static void normalizeSubsheets(TileSheet::SubSheet &ss) noexcept {
if (ss.subsheets.empty()) {
for (auto &child : ss.subsheets) {
normalizeSubsheets(child);
}
} else {
ss.pixels.clear();
}
}
TileSheetEditorModel::TileSheetEditorModel(turbine::Context &ctx, ox::StringView path, studio::UndoStack &undoStack):
m_ctx(ctx),
m_path(path),
@ -37,6 +48,7 @@ TileSheetEditorModel::TileSheetEditorModel(turbine::Context &ctx, ox::StringView
// ignore failure to load palette
m_pal(readObj<Palette>(keelCtx(m_ctx), m_img.defaultPalette).value),
m_undoStack(undoStack) {
normalizeSubsheets(m_img.subsheet);
m_pal.updated.connect(this, &TileSheetEditorModel::markUpdated);
m_undoStack.changeTriggered.connect(this, &TileSheetEditorModel::markUpdatedCmdId);
}