chrxh · zysftd · Jul 12, 2026 · Jul 12, 2026 · Jul 12, 2026 · Jul 12, 2026
diff --git a/external/ImFileDialog/ImFileDialog.cpp b/external/ImFileDialog/ImFileDialog.cpp
@@ -12,6 +12,8 @@
 #include <imgui.h>
 #include <imgui_internal.h>
 
+#include "../../source/Gui/TranslationService.h"
+
 #define STB_IMAGE_IMPLEMENTATION
 #include "stb_image.h"
 
@@ -1097,7 +1099,7 @@ namespace ifd {
 		if (m_zoom == 1.0f) {
 			if (ImGui::BeginTable("##contentTable", 3, /*ImGuiTableFlags_Resizable |*/ ImGuiTableFlags_Sortable, ImVec2(0, -FLT_MIN))) {
 				// header
-				ImGui::TableSetupColumn("Name##filename", ImGuiTableColumnFlags_WidthStretch, 0.0f -1.0f, 0);
+				ImGui::TableSetupColumn((std::string(_("Name")) + "##filename").c_str(), ImGuiTableColumnFlags_WidthStretch, 0.0f -1.0f, 0);
 				ImGui::TableSetupColumn("Date modified##filedate", ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_NoResize, 0.0f, 1);
 				ImGui::TableSetupColumn("Size##filesize", ImGuiTableColumnFlags_WidthFixed | ImGuiTableColumnFlags_NoResize, 0.0f, 2);
                 ImGui::TableSetupScrollFreeze(0, 1);
@@ -1215,7 +1217,7 @@ namespace ifd {
 		if (openAreYouSureDlg)
 			ImGui::OpenPopup("Are you sure?##delete");
 		if (openNewFileDlg)
-			ImGui::OpenPopup("Enter file name##newfile");
+			ImGui::OpenPopup((std::string(_("Enter file name")) + "##newfile").c_str());
 		if (openNewDirectoryDlg)
 			ImGui::OpenPopup("Enter directory name##newdir");
 		if (ImGui::BeginPopupModal("Are you sure?##delete")) {
@@ -1236,7 +1238,7 @@ namespace ifd {
 			}
 			ImGui::EndPopup();
 		}
-		if (ImGui::BeginPopupModal("Enter file name##newfile")) {
+		if (ImGui::BeginPopupModal((std::string(_("Enter file name")) + "##newfile").c_str())) {
 			ImGui::PushItemWidth(250.0f);
 			ImGui::InputText("##newfilename", m_newEntryBuffer, 1024); // TODO: remove hardcoded literals
 			ImGui::PopItemWidth();
@@ -1252,26 +1254,26 @@ namespace ifd {
 				ImGui::CloseCurrentPopup();
 			}
 			ImGui::SameLine();
-			if (ImGui::Button("Cancel")) {
+			if (ImGui::Button(_("Cancel"))) {
 				m_newEntryBuffer[0] = 0;
 				ImGui::CloseCurrentPopup();
 			}
 			ImGui::EndPopup();
 		}
-		if (ImGui::BeginPopupModal("Enter directory name##newdir")) {
+		if (ImGui::BeginPopupModal((std::string(_("Enter directory name")) + "##newdir").c_str())) {
 			ImGui::PushItemWidth(250.0f);
-			ImGui::InputText("##newfilename", m_newEntryBuffer, 1024); // TODO: remove hardcoded literals
+			ImGui::InputText("##newfilename", m_newEntryBuffer, 1024);
 			ImGui::PopItemWidth();
 
-			if (ImGui::Button("OK")) {
+			if (ImGui::Button(_("OK"))) {
 				std::error_code ec;
 				std::filesystem::create_directory(m_currentDirectory / std::string(m_newEntryBuffer), ec);
 				m_setDirectory(m_currentDirectory, false); // refresh
 				m_newEntryBuffer[0] = 0;
 				ImGui::CloseCurrentPopup();
 			}
 			ImGui::SameLine();
-			if (ImGui::Button("Cancel")) {
+			if (ImGui::Button(_("Cancel"))) {
 				ImGui::CloseCurrentPopup();
 				m_newEntryBuffer[0] = 0;
 			}
@@ -1325,7 +1327,7 @@ namespace ifd {
 		ImGui::SameLine();
 		ImGui::PopStyleColor();
 
-		if (ImGui::InputTextEx("##searchTB", "Search", m_searchBuffer, 128, ImVec2(-FLT_MIN, GUI_ELEMENT_SIZE), 0)) // TODO: no hardcoded literals
+		if (ImGui::InputTextEx("##searchTB", _("Search"), m_searchBuffer, 128, ImVec2(-FLT_MIN, GUI_ELEMENT_SIZE), 0)) // TODO: no hardcoded literals
 			m_setDirectory(m_currentDirectory, false); // refresh
 
 
@@ -1367,9 +1369,9 @@ namespace ifd {
 
 		/***** BOTTOM BAR *****/
 		if (m_type != IFD_DIALOG_DIRECTORY) {
-			ImGui::Text("File name:");
+			ImGui::Text("%s", _("File name:"));
 			ImGui::SameLine();
-			if (ImGui::InputTextEx("##file_input", "Filename", reinterpret_cast<char*>(m_inputTextbox), 1024, ImVec2((m_type != IFD_DIALOG_DIRECTORY) ? -250.0f : -FLT_MIN, 0), ImGuiInputTextFlags_EnterReturnsTrue)) {
+			if (ImGui::InputTextEx("##file_input", _("Filename"), reinterpret_cast<char*>(m_inputTextbox), 1024, ImVec2((m_type != IFD_DIALOG_DIRECTORY) ? -250.0f : -FLT_MIN, 0), ImGuiInputTextFlags_EnterReturnsTrue)) {
 				bool success = m_finalize(std::u8string(m_inputTextbox));
 #ifdef _WIN32
 				if (!success)
@@ -1385,7 +1387,7 @@ namespace ifd {
 		// buttons
 
 		ImGui::SetCursorPosX(ImGui::GetWindowWidth() - 250);
-		if (ImGui::Button(m_type == IFD_DIALOG_SAVE ? "Save" : "Open", ImVec2(250 / 2 - ImGui::GetStyle().ItemSpacing.x, 0.0f))) {
+		if (ImGui::Button(m_type == IFD_DIALOG_SAVE ? _("Save") : _("Open"), ImVec2(250 / 2 - ImGui::GetStyle().ItemSpacing.x, 0.0f))) {
 			std::u8string filename(m_inputTextbox);
 			bool success = false;
 			if (!filename.empty() || m_type == IFD_DIALOG_DIRECTORY)
@@ -1396,7 +1398,7 @@ namespace ifd {
 #endif
 		}
 		ImGui::SameLine();
-		if (ImGui::Button("Cancel", ImVec2(-FLT_MIN, 0.0f)))
+		if (ImGui::Button(_("Cancel"), ImVec2(-FLT_MIN, 0.0f)))
 			m_finalize();
 	}
 }

diff --git a/external/vcpkg b/external/vcpkg
diff --git a/source/EngineImpl/GeometryKernelsService.cu b/source/EngineImpl/GeometryKernelsService.cu
@@ -70,50 +70,38 @@ NumRenderObjects GeometryKernelsService::getNumRenderObjects(SettingsForSimulati
     float2 const visibleBottomRight{visibleWorldRect.bottomRight.x, visibleWorldRect.bottomRight.y};
     GeometryExtractionContext const context{visibleTopLeft, visibleBottomRight, computeCullingMargin(settings)};
 
-    NumRenderObjects result;
     setValueToDevice(_numObjects, static_cast<uint64_t>(0));
-    KERNEL_CALL(cudaExtractObjectData, data, nullptr, _numObjects, context);
-    cudaDeviceSynchronize();
-    result.objects = copyToHost(_numObjects);
-
     setValueToDevice(_numFluidParticles, static_cast<uint64_t>(0));
-    KERNEL_CALL(cudaExtractFluidParticleData, data, nullptr, _numFluidParticles, context);
-    cudaDeviceSynchronize();
-    result.fluidParticles = copyToHost(_numFluidParticles);
-
     setValueToDevice(_numSelectedObjects, static_cast<uint64_t>(0));
+    setValueToDevice(_numLineIndices, static_cast<uint64_t>(0));
+    setValueToDevice(_numTriangleIndices, static_cast<uint64_t>(0));
+    setValueToDevice(_numSelectedConnectionVertices, static_cast<uint64_t>(0));
+    setValueToDevice(_numAttackEventVertices, static_cast<uint64_t>(0));
+    setValueToDevice(_numDetonationEventVertices, static_cast<uint64_t>(0));
+    setValueToDevice(_numLocations, static_cast<uint64_t>(0));
+
+    KERNEL_CALL(cudaExtractObjectData, data, nullptr, _numObjects, context);
+    KERNEL_CALL(cudaExtractFluidParticleData, data, nullptr, _numFluidParticles, context);
     KERNEL_CALL(cudaExtractSelectedObjectData, data, nullptr, _numSelectedObjects, context);
     cudaDeviceSynchronize();
-    result.selectedObjects = copyToHost(_numSelectedObjects);
 
-    setValueToDevice(_numLineIndices, static_cast<uint64_t>(0));
     KERNEL_CALL(cudaExtractLineIndices, data, nullptr, _numLineIndices, context);
-    cudaDeviceSynchronize();
-    result.lineIndices = copyToHost(_numLineIndices);
-
-    setValueToDevice(_numTriangleIndices, static_cast<uint64_t>(0));
     KERNEL_CALL(cudaExtractTriangleIndices, data, nullptr, _numTriangleIndices, context);
-    cudaDeviceSynchronize();
-    result.triangleIndices = copyToHost(_numTriangleIndices);
-
-    setValueToDevice(_numSelectedConnectionVertices, static_cast<uint64_t>(0));
     KERNEL_CALL(cudaExtractSelectedConnectionData, data, nullptr, _numSelectedConnectionVertices, context);
-    cudaDeviceSynchronize();
-    result.connectionArrowVertices = copyToHost(_numSelectedConnectionVertices);
-
-    setValueToDevice(_numAttackEventVertices, static_cast<uint64_t>(0));
     KERNEL_CALL(cudaExtractAttackEventData, data, nullptr, _numAttackEventVertices, context);
-    cudaDeviceSynchronize();
-    result.attackEventVertices = copyToHost(_numAttackEventVertices);
-
-    setValueToDevice(_numDetonationEventVertices, static_cast<uint64_t>(0));
     KERNEL_CALL(cudaExtractDetonationEventData, data, nullptr, _numDetonationEventVertices, context);
-    cudaDeviceSynchronize();
-    result.detonationEventVertices = copyToHost(_numDetonationEventVertices);
-
-    setValueToDevice(_numLocations, static_cast<uint64_t>(0));
     KERNEL_CALL_1_1(cudaExtractLocationData, data, nullptr, _numLocations, visibleTopLeft);
     cudaDeviceSynchronize();
+
+    NumRenderObjects result;
+    result.objects = copyToHost(_numObjects);
+    result.fluidParticles = copyToHost(_numFluidParticles);
+    result.selectedObjects = copyToHost(_numSelectedObjects);
+    result.lineIndices = copyToHost(_numLineIndices);
+    result.triangleIndices = copyToHost(_numTriangleIndices);
+    result.connectionArrowVertices = copyToHost(_numSelectedConnectionVertices);
+    result.attackEventVertices = copyToHost(_numAttackEventVertices);
+    result.detonationEventVertices = copyToHost(_numDetonationEventVertices);
     result.locations = copyToHost(_numLocations);
 
     return result;

diff --git a/source/EngineImpl/SimulationCudaFacade.cu b/source/EngineImpl/SimulationCudaFacade.cu
@@ -95,7 +95,7 @@ _SimulationCudaFacade::_SimulationCudaFacade(uint64_t timestep, SettingsForSimul
     SimulationKernelsService::get().init();
 
     // Default array sizes for empty simulation (will be resized later if not sufficient)
-    _cudaSimulationData->resizeObjectsAndTempObjects({100000, 100000, 10000000});
+    _cudaSimulationData->resizeObjectsAndTempObjects({50000, 50000, 5000000});
     _cudaPreviewData->resizeObjectsAndTempObjects(PreviewCapacityGpu);
 
     auto memory = CudaMemoryManager::getInstance().getSizeOfAcquiredMemory();
@@ -157,8 +157,10 @@ void _SimulationCudaFacade::copyBuffersFromCudaToOpenGL(GeometryBuffers const& g
         _cudaGeometryBuffers->copyToOpenGL(geometryBuffers, numRenderObjects);
     }
 
-    GeometryKernelsService::get().restorePositions(_settings, simulationData);
-    syncAndCheck();
+    if (_settings.simulationParameters.borderlessRendering.value) {
+        GeometryKernelsService::get().restorePositions(_settings, simulationData);
+        syncAndCheck();
+    }
 }
 
 void _SimulationCudaFacade::calcTimesteps(uint64_t timesteps, bool forceUpdateStatistics)
@@ -680,6 +682,11 @@ void _SimulationCudaFacade::initCuda()
     CudaContextState::get().reset();
 
     log(Priority::Important, "device " + std::to_string(_gpuInfo.deviceNumber) + " selected");
+    size_t freeMem, totalMem;
+    if (cudaMemGetInfo(&freeMem, &totalMem) == cudaSuccess) {
+        log(Priority::Important, "GPU memory: " + std::to_string(totalMem / (1024 * 1024)) + " MB total, "
+            + std::to_string(freeMem / (1024 * 1024)) + " MB free");
+    }
 }
 
 auto _SimulationCudaFacade::checkAndReturnGpuInfo() -> GpuInfo

diff --git a/source/EngineKernels/Array.cuh b/source/EngineKernels/Array.cuh
@@ -10,7 +10,7 @@
 namespace Const
 {
     constexpr float ArrayFillPercentage = 2.0f / 4.0f;
-    constexpr float ArrayResizePercentage = 3.0f;
+    constexpr float ArrayResizePercentage = 2.0f;
 }
 
 template <typename T>

diff --git a/source/EngineKernels/SimulationData.cu b/source/EngineKernels/SimulationData.cu
@@ -21,8 +21,8 @@ void SimulationData::init(int2 const& worldSize_, uint64_t timestep_)
     CHECK_FOR_DEVICE_ERRORS(cudaMemset(externalEnergyInflowPerConstructorByColor, 0, sizeof(float) * MAX_COLORS));
 
     processMemory.init();
-    primaryNumberGen.init(40312357);   //some array size for random numbers (~ 160 MB)
-    secondaryNumberGen.init(1536941);  //some array size for random numbers (~ 6 MB)
+    primaryNumberGen.init(5000000);    //some array size for random numbers
+    secondaryNumberGen.init(500000);   //some array size for random numbers
 
     structuralOperations.init();
     for (int i = 0; i < CellType_Count; ++i) {

diff --git a/source/Gui/AboutDialog.cpp b/source/Gui/AboutDialog.cpp
@@ -8,19 +8,19 @@
 #include "StyleRepository.h"
 
 AboutDialog::AboutDialog()
-    : AlienDialog("About")
+    : AlienDialog(_("About"))
 {}
 
 void AboutDialog::processIntern()
 {
     ImGui::Text(
-        "Artificial Life Environment, version %s\n\nis an open source project initiated and maintained by\nChristian Heinemann.",
+        _("Artificial Life Environment, version %s\n\nis an open source project initiated and maintained by\nChristian Heinemann."),
         Const::ProgramVersion.c_str());
 
     ImGui::Dummy({0, ImGui::GetContentRegionAvail().y - scale(50.0f)});
     AlienGui::Separator();
 
-    if (AlienGui::Button("OK")) {
+    if (AlienGui::Button(_("OK"))) {
         close();
     }
     ImGui::SetItemDefaultFocus();

diff --git a/source/Gui/ActivateUserDialog.cpp b/source/Gui/ActivateUserDialog.cpp
@@ -26,22 +26,22 @@ void ActivateUserDialog::open(std::string const& userName, std::string const& pa
 }
 
 ActivateUserDialog::ActivateUserDialog()
-    : AlienDialog("Activate user")
+    : AlienDialog(_("Activate user"))
 {}
 
 void ActivateUserDialog::processIntern()
 {
-    AlienGui::Text("Please enter the confirmation code sent to your email address.");
+    AlienGui::Text(_("Please enter the confirmation code sent to your email address."));
     AlienGui::HelpMarker(
-        "Please check your spam folder if you did not find an email. If you did not receive an email there, try signing up with possibly another "
-        "email address. If this still does not work, please contact info@alien-project.org.");
+        _("Please check your spam folder if you did not find an email. If you did not receive an email there, try signing up with possibly another "
+          "email address. If this still does not work, please contact info@alien-project.org."));
     AlienGui::Separator();
-    AlienGui::InputText(AlienGui::InputTextParameters().hint("Code (case sensitive)").textWidth(0), _confirmationCode);
+    AlienGui::InputText(AlienGui::InputTextParameters().hint(_("Code (case sensitive)")).textWidth(0), _confirmationCode);
 
     AlienGui::Separator();
 
     ImGui::BeginDisabled(_confirmationCode.empty());
-    if (AlienGui::Button("OK")) {
+    if (AlienGui::Button(_("OK"))) {
         close();
         onActivateUser();
     }
@@ -52,12 +52,12 @@ void ActivateUserDialog::processIntern()
     AlienGui::VerticalSeparator();
 
     ImGui::SameLine();
-    if (AlienGui::Button("Resend")) {
+    if (AlienGui::Button(_("Resend"))) {
         CreateUserDialog::get().onCreateUser();
     }
 
     ImGui::SameLine();
-    if (AlienGui::Button("Resend to other email address")) {
+    if (AlienGui::Button(_("Resend to other email address"))) {
         close();
         CreateUserDialog::get().open(_userName, _password, _userInfo);
     }
@@ -66,7 +66,7 @@ void ActivateUserDialog::processIntern()
     AlienGui::VerticalSeparator();
 
     ImGui::SameLine();
-    if (AlienGui::Button("Cancel")) {
+    if (AlienGui::Button(_("Cancel"))) {
         close();
     }
 }
@@ -79,10 +79,10 @@ void ActivateUserDialog::onActivateUser()
         result |= NetworkService::get().login(errorCode, _userName, _password, _userInfo);
     }
     if (!result) {
-        GenericMessageDialog::get().information("Error", "An error occurred on the server. Your entered code may be incorrect.\nPlease try to register again.");
+        GenericMessageDialog::get().information(_("Error"), _("An error occurred on the server. Your entered code may be incorrect.\nPlease try to register again."));
     } else {
         GenericMessageDialog::get().information(
-            "Information",
+            _("Information"),
             "The user '" + _userName
                 + "' has been successfully created.\nYou are logged in and are now able to upload your own simulations\nor upvote others by likes.");
         BrowserWindow::get().onRefresh();