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fix UB in mem edit

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silverweed 2024-07-25 10:53:34 +02:00
parent ca9b536a54
commit bf3fe17393
1 changed files with 5 additions and 1 deletions
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6
third_party/imgui_club/imgui_memory_editor.h vendored
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@ -436,7 +436,11 @@ struct MemoryEditor
ImGui::SameLine(s.PosAsciiStart); ImGui::SameLine(s.PosAsciiStart);
ImVec2 pos = ImGui::GetCursorScreenPos(); ImVec2 pos = ImGui::GetCursorScreenPos();
addr = (size_t)line_i * Cols; addr = (size_t)line_i * Cols;
size_t mouseAddr = addr + (size_t)((ImGui::GetIO().MousePos.x - pos.x) / s.GlyphWidth); float mposx = ImGui::GetIO().MousePos.x;
float posdiff = mposx - pos.x;
if (posdiff < 0)
posdiff = 0;
size_t mouseAddr = addr + (size_t)(posdiff / s.GlyphWidth);
ImGui::PushID(line_i); ImGui::PushID(line_i);
if (ImGui::InvisibleButton("ascii", ImVec2(s.PosAsciiEnd - s.PosAsciiStart, s.LineHeight))) if (ImGui::InvisibleButton("ascii", ImVec2(s.PosAsciiEnd - s.PosAsciiStart, s.LineHeight)))
{ {