drinkingtea/nostalgia
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[nostalgia/core/studio] Fix Subsheet width to update properly
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This commit is contained in:
Gary Talent 2024-05-23 20:52:55 -05:00
parent 9105b1ece6
commit 37e65ab0a6
3 changed files with 61 additions and 25 deletions
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8
src/nostalgia/modules/core/include/nostalgia/core/tilesheet.hpp
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@ -222,6 +222,14 @@ ox::Error setPixelCount(TileSheet::SubSheet &ss, int8_t pBpp, std::size_t cnt) n
[[nodiscard]]
unsigned pixelCnt(TileSheet::SubSheet const&ss, int8_t pBpp) noexcept;
/**
*
* @param ss
* @param pBpp
* @param sz size of Subsheet in tiles (not pixels)
*/
ox::Error resizeSubsheet(TileSheet::SubSheet &ss, int8_t pBpp, ox::Size const&sz) noexcept;
/**
* validateSubSheetIdx takes a SubSheetIdx and moves the index to the
* preceding or parent sheet if the current corresponding sheet does

4
src/nostalgia/modules/core/src/studio/tilesheeteditor/commands/updatesubsheetcommand.cpp
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@ -23,9 +23,7 @@ core::UpdateSubSheetCommand::UpdateSubSheetCommand(
void UpdateSubSheetCommand::redo() noexcept {
auto &sheet = getSubSheet(m_img, m_idx);
sheet.name = m_newName;
sheet.columns = m_newCols;
sheet.rows = m_newRows;
oxLogError(setPixelCount(sheet, m_img.bpp, static_cast<std::size_t>(PixelsPerTile * m_newCols * m_newRows)));
oxLogError(resizeSubsheet(sheet, m_img.bpp, {m_newCols, m_newRows}));
}
void UpdateSubSheetCommand::undo() noexcept {

40
src/nostalgia/modules/core/src/tilesheet.cpp
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@ -106,8 +106,8 @@ uint8_t getPixel(TileSheet::SubSheet const&ss, int8_t pBpp, ox::Point const&pt)
return getPixel(ss, pBpp, idx);
}
void setPixel(TileSheet::SubSheet &ss, int8_t pBpp, uint64_t idx, uint8_t palIdx) noexcept {
auto &pixel = ss.pixels[static_cast<std::size_t>(idx / 2)];
static void setPixel(ox::Vector<uint8_t> &pixels, int8_t pBpp, uint64_t idx, uint8_t palIdx) noexcept {
auto &pixel = pixels[static_cast<std::size_t>(idx / 2)];
if (pBpp == 4) {
if (idx & 1) {
pixel = static_cast<uint8_t>((pixel & 0b0000'1111) | (palIdx << 4));
@ -119,29 +119,59 @@ void setPixel(TileSheet::SubSheet &ss, int8_t pBpp, uint64_t idx, uint8_t palIdx
}
}
void setPixel(TileSheet::SubSheet &ss, int8_t pBpp, uint64_t idx, uint8_t palIdx) noexcept {
setPixel(ss.pixels, pBpp, idx, palIdx);
}
static void setPixel(ox::Vector<uint8_t> &pixels, int columns, int8_t pBpp, ox::Point const &pt, uint8_t palIdx) noexcept {
const auto idx = ptToIdx(pt, columns);
setPixel(pixels, pBpp, idx, palIdx);
}
void setPixel(TileSheet::SubSheet &ss, int8_t pBpp, ox::Point const &pt, uint8_t palIdx) noexcept {
const auto idx = ptToIdx(pt, ss.columns);
setPixel(ss, pBpp, idx, palIdx);
}
ox::Error setPixelCount(TileSheet::SubSheet &ss, int8_t pBpp, std::size_t cnt) noexcept {
static ox::Error setPixelCount(ox::Vector<uint8_t> &pixels, int8_t pBpp, std::size_t cnt) noexcept {
switch (pBpp) {
case 4:
ss.pixels.resize(cnt / 2);
pixels.resize(cnt / 2);
return OxError(0);
case 8:
ss.pixels.resize(cnt);
pixels.resize(cnt);
return OxError(0);
default:
return OxError(1, "Invalid pBpp used for TileSheet::SubSheet::setPixelCount");
}
}
ox::Error setPixelCount(TileSheet::SubSheet &ss, int8_t pBpp, std::size_t cnt) noexcept {
return setPixelCount(ss.pixels, pBpp, cnt);
}
unsigned pixelCnt(TileSheet::SubSheet const&ss, int8_t pBpp) noexcept {
const auto pixelsSize = static_cast<unsigned>(ss.pixels.size());
return pBpp == 4 ? pixelsSize * 2 : pixelsSize;
}
ox::Error resizeSubsheet(TileSheet::SubSheet &ss, int8_t pBpp, ox::Size const &sz) noexcept {
ox::Vector<uint8_t> out;
oxReturnError(setPixelCount(out, pBpp, static_cast<size_t>(sz.width * sz.height) * PixelsPerTile));
auto const w = sz.width * TileWidth;
auto const h = sz.height * TileHeight;
for (auto x = 0; x < w; ++x) {
for (auto y = 0; y < h; ++y) {
auto const palIdx = getPixel(ss, pBpp, {x, y});
setPixel(out, sz.width, pBpp, {x, y}, palIdx);
}
}
ss.columns = sz.width;
ss.rows = sz.height;
ss.pixels = std::move(out);
return {};
}
ox::Result<ox::StringView> getNameFor(TileSheet::SubSheet const&ss, SubSheetId pId) noexcept {
if (ss.id == pId) {
return ox::StringView(ss.name);