66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
#include <hex/helpers/utils.hpp>
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#include <hex/api/localization.hpp>
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#include <content/tools_entries.hpp>
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#include <imgui.h>
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#include <hex/ui/imgui_imhex_extensions.h>
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namespace hex::plugin::builtin {
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namespace impl {
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void drawInvariantMultiplicationDecoder() {
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static u64 divisor = 1;
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static u64 multiplier = 1;
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static u64 numBits = 32;
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ImGuiExt::TextFormattedWrapped("{}", "hex.builtin.tools.invariant_multiplication.description"_lang);
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ImGui::NewLine();
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if (ImGui::BeginChild("##calculator", ImVec2(0, ImGui::GetTextLineHeightWithSpacing() * 5), true)) {
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constexpr static u64 min = 1, max = 64;
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ImGui::SliderScalar("hex.builtin.tools.invariant_multiplication.num_bits"_lang, ImGuiDataType_U64, &numBits, &min, &max);
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ImGui::NewLine();
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ImGui::PushStyleVar(ImGuiStyleVar_FramePadding, ImVec2(0, 0));
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ImGui::PushStyleColor(ImGuiCol_ChildBg, ImGui::GetStyleColorVec4(ImGuiCol_TableRowBgAlt));
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if (ImGui::BeginChild("##calculator", ImVec2(0, ImGui::GetTextLineHeightWithSpacing() + 12_scaled), true)) {
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ImGui::PushItemWidth(100_scaled);
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ImGui::TextUnformatted("X /");
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ImGui::SameLine();
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if (ImGui::InputScalar("##divisor", ImGuiDataType_U64, &divisor)) {
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if (divisor == 0)
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divisor = 1;
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multiplier = ((1LLU << (numBits + 1)) / divisor) + 1;
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}
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ImGui::SameLine();
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ImGui::TextUnformatted(" <=> ");
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ImGui::SameLine();
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ImGui::TextUnformatted("( X *");
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ImGui::SameLine();
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if (ImGuiExt::InputHexadecimal("##multiplier", &multiplier)) {
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if (multiplier == 0)
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multiplier = 1;
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divisor = ((1LLU << (numBits + 1)) / multiplier) + 1;
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}
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ImGui::SameLine();
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ImGuiExt::TextFormatted(") >> {}", numBits + 1);
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ImGui::PopItemWidth();
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}
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ImGui::EndChild();
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ImGui::PopStyleColor();
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ImGui::PopStyleVar();
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}
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ImGui::EndChild();
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}
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}
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} |