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impr: Make loading of large table files significantly faster

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WerWolv
2023-06-21 23:58:21 +02:00
parent e1b0c1c268
commit d65e669bbb
3 changed files with 108 additions and 62 deletions
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108
plugins/builtin/source/ui/hex_editor.cpp
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@@ -499,65 +499,67 @@ namespace hex::plugin::builtin::ui {
this->m_encodingLineStartAddresses.push_back(0);
}
if (this->m_encodingLineStartAddresses[y] >= this->m_bytesPerRow) {
encodingData.emplace_back(y * this->m_bytesPerRow + this->m_provider->getBaseAddress() + this->m_provider->getCurrentPageAddress(), CustomEncodingData(".", 1, ImGui::GetCustomColorU32(ImGuiCustomCol_ToolbarRed)));
this->m_encodingLineStartAddresses.push_back(0);
} else {
u32 offset = this->m_encodingLineStartAddresses[y];
do {
const u64 address = y * this->m_bytesPerRow + offset + this->m_provider->getBaseAddress() + this->m_provider->getCurrentPageAddress();
if (y < this->m_encodingLineStartAddresses.size()) {
if (this->m_encodingLineStartAddresses[y] >= this->m_bytesPerRow) {
encodingData.emplace_back(y * this->m_bytesPerRow + this->m_provider->getBaseAddress() + this->m_provider->getCurrentPageAddress(), CustomEncodingData(".", 1, ImGui::GetCustomColorU32(ImGuiCustomCol_ToolbarRed)));
this->m_encodingLineStartAddresses.push_back(0);
} else {
u32 offset = this->m_encodingLineStartAddresses[y];
do {
const u64 address = y * this->m_bytesPerRow + offset + this->m_provider->getBaseAddress() + this->m_provider->getCurrentPageAddress();
auto result = queryCustomEncodingData(this->m_provider, *this->m_currCustomEncoding, address);
auto result = queryCustomEncodingData(this->m_provider, *this->m_currCustomEncoding, address);
offset += result.advance;
encodingData.emplace_back(address, result);
} while (offset < this->m_bytesPerRow);
offset += result.advance;
encodingData.emplace_back(address, result);
} while (offset < this->m_bytesPerRow);
this->m_encodingLineStartAddresses.push_back(offset - this->m_bytesPerRow);
}
ImGui::PushStyleVar(ImGuiStyleVar_CellPadding, ImVec2(0, 0));
ImGui::PushID(y);
if (ImGui::BeginTable("##encoding_cell", encodingData.size(), ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_NoKeepColumnsVisible)) {
ImGui::TableNextRow();
for (const auto &[address, data] : encodingData) {
ImGui::TableNextColumn();
const auto cellStartPos = getCellPosition();
const auto cellSize = ImGui::CalcTextSize(data.displayValue.c_str()) * ImVec2(1, 0) + ImVec2(this->m_characterCellPadding * 1_scaled, CharacterSize.y);
const bool cellHovered = ImGui::IsMouseHoveringRect(cellStartPos, cellStartPos + cellSize, true);
const auto x = address % this->m_bytesPerRow;
if (x < validBytes && isCurrRegionValid(address)) {
auto [foregroundColor, backgroundColor] = cellColors[x / bytesPerCell];
backgroundColor = applySelectionColor(address, backgroundColor);
// Draw highlights and selection
if (backgroundColor.has_value()) {
auto drawList = ImGui::GetWindowDrawList();
// Draw background color
drawList->AddRectFilled(cellStartPos, cellStartPos + cellSize, backgroundColor.value());
this->drawSelectionFrame(x, y, address, 1, cellStartPos, cellSize);
}
auto startPos = ImGui::GetCursorPos();
ImGui::TextFormattedColored(data.color, "{}", data.displayValue);
ImGui::SetCursorPosX(startPos.x + cellSize.x);
ImGui::SameLine(0, 0);
ImGui::Dummy({ 0, 0 });
this->handleSelection(address, data.advance, &bytes[address % this->m_bytesPerRow], cellHovered);
}
this->m_encodingLineStartAddresses.push_back(offset - this->m_bytesPerRow);
}
ImGui::EndTable();
ImGui::PushStyleVar(ImGuiStyleVar_CellPadding, ImVec2(0, 0));
ImGui::PushID(y);
if (ImGui::BeginTable("##encoding_cell", encodingData.size(), ImGuiTableFlags_SizingFixedFit | ImGuiTableFlags_NoKeepColumnsVisible)) {
ImGui::TableNextRow();
for (const auto &[address, data] : encodingData) {
ImGui::TableNextColumn();
const auto cellStartPos = getCellPosition();
const auto cellSize = ImGui::CalcTextSize(data.displayValue.c_str()) * ImVec2(1, 0) + ImVec2(this->m_characterCellPadding * 1_scaled, CharacterSize.y);
const bool cellHovered = ImGui::IsMouseHoveringRect(cellStartPos, cellStartPos + cellSize, true);
const auto x = address % this->m_bytesPerRow;
if (x < validBytes && isCurrRegionValid(address)) {
auto [foregroundColor, backgroundColor] = cellColors[x / bytesPerCell];
backgroundColor = applySelectionColor(address, backgroundColor);
// Draw highlights and selection
if (backgroundColor.has_value()) {
auto drawList = ImGui::GetWindowDrawList();
// Draw background color
drawList->AddRectFilled(cellStartPos, cellStartPos + cellSize, backgroundColor.value());
this->drawSelectionFrame(x, y, address, 1, cellStartPos, cellSize);
}
auto startPos = ImGui::GetCursorPos();
ImGui::TextFormattedColored(data.color, "{}", data.displayValue);
ImGui::SetCursorPosX(startPos.x + cellSize.x);
ImGui::SameLine(0, 0);
ImGui::Dummy({ 0, 0 });
this->handleSelection(address, data.advance, &bytes[address % this->m_bytesPerRow], cellHovered);
}
}
ImGui::EndTable();
}
ImGui::PopStyleVar();
ImGui::PopID();
}
ImGui::PopStyleVar();
ImGui::PopID();
}
// Scroll to the cursor if it's either at the top or bottom edge of the screen