feat: enhance gpu detection, drafting

backend/utils/platformUtils.js

@@ -116,117 +116,402 @@ function detectGpu() {
 }
 
 function detectGpuLinux() {
-  const output = execSync('lspci -nn | grep \'VGA\\|3D\'', { encoding: 'utf8' });
+  let output = '';
+  try {
+    output = execSync('lspci -nn | grep -E "VGA|3D"', { encoding: 'utf8' });
+  } catch (e) {
+    return { mode: 'integrated', vendor: 'intel', integratedName: 'Unknown', dedicatedName: null };
+  }
+
   const lines = output.split('\n').filter(line => line.trim());
 
-  let integratedName = null;
+  let gpus = {
-  let dedicatedName = null;
+    integrated: [],
-  let hasNvidia = false;
+    dedicated: []
-  let hasAmd = false;
+  };
 
   for (const line of lines) {
-    if (line.includes('VGA') || line.includes('3D')) {
+    // Example: 01:00.0 VGA compatible controller [0300]: NVIDIA Corporation TU116 [GeForce GTX 1660 Ti] [10de:2182] (rev a1)
-      const match = line.match(/\[([^\]]+)\]/g);
-      let modelName = null;
-      if (match && match.length >= 2) {
-        modelName = match[1].slice(1, -1);
-      }
     
-      if (line.includes('10de:') || line.toLowerCase().includes('nvidia')) {
+    // Matches all content inside [...]
-        hasNvidia = true;
+    const brackets = line.match(/\[([^\]]+)\]/g);
-        dedicatedName = "NVIDIA " + modelName || 'NVIDIA GPU';
+    
-        console.log('Detected NVIDIA GPU:', dedicatedName);
+    let name = line; // fallback
-      } else if (line.includes('1002:') || line.toLowerCase().includes('amd') || line.toLowerCase().includes('radeon')) {
+    let vendorId = '';
-        hasAmd = true;
+    
-        dedicatedName = "AMD " + modelName || 'AMD GPU';
+    if (brackets && brackets.length >= 2) {
-        console.log('Detected AMD GPU:', dedicatedName);
+      const idBracket = brackets.find(b => b.includes(':')); // [10de:2182]
-      } else if (line.includes('8086:') || line.toLowerCase().includes('intel')) {
+      if (idBracket) {
-        integratedName = "Intel " + modelName || 'Intel GPU';
+        vendorId = idBracket.replace(/[\[\]]/g, '').split(':')[0].toLowerCase();
-        console.log('Detected Intel GPU:', integratedName);
+        
+        // The bracket before the ID bracket is usually the model name.
+        const idIndex = brackets.indexOf(idBracket);
+        if (idIndex > 0) {
+          name = brackets[idIndex - 1].replace(/[\[\]]/g, '');
+        }
       }
+    } else if (brackets && brackets.length === 1) {
+        name = brackets[0].replace(/[\[\]]/g, '');
+    }
+
+    // Clean name
+    name = name.trim();
+    const lowerName = name.toLowerCase();
+    const lowerLine = line.toLowerCase();
+
+    // Vendor detection
+    const isNvidia = lowerLine.includes('nvidia') || vendorId === '10de';
+    const isAmd = lowerLine.includes('amd') || lowerLine.includes('radeon') || vendorId === '1002';
+    const isIntel = lowerLine.includes('intel') || vendorId === '8086';
+    
+    // Intel Arc detection
+    const isIntelArc = isIntel && (lowerName.includes('arc') || lowerName.includes('a770') || lowerName.includes('a750') || lowerName.includes('a380'));
+
+    let vendor = 'unknown';
+    if (isNvidia) vendor = 'nvidia';
+    else if (isAmd) vendor = 'amd';
+    else if (isIntel) vendor = 'intel';
+
+    let vramMb = 0;
+
+    // VRAM Detection Logic
+    if (isNvidia) {
+      try {
+        // Try nvidia-smi
+        const smiOutput = execSync('nvidia-smi --query-gpu=memory.total --format=csv,noheader,nounits', { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] }).trim();
+        const vramVal = parseInt(smiOutput.split('\n')[0]); // Take first if multiple
+        if (!isNaN(vramVal)) {
+          vramMb = vramVal;
+        }
+      } catch (err) {
+        // failed
+      }
+    } else if (isAmd) {
+      // Try /sys/class/drm/card*/device/mem_info_vram_total
+      // This is a bit heuristical, we need to match the card.
+      // But usually checking any card with AMD vendor in /sys is a good guess if we just want "the AMD GPU vram".
+      try {
+        const cards = fs.readdirSync('/sys/class/drm').filter(c => c.startsWith('card') && !c.includes('-'));
+        for (const card of cards) {
+           try {
+             const vendorFile = fs.readFileSync(`/sys/class/drm/${card}/device/vendor`, 'utf8').trim();
+             if (vendorFile === '0x1002') { // AMD vendor ID
+               const vramBytes = fs.readFileSync(`/sys/class/drm/${card}/device/mem_info_vram_total`, 'utf8').trim();
+               vramMb = Math.round(parseInt(vramBytes) / (1024 * 1024));
+               if (vramMb > 0) break; 
+             }
+           } catch (e2) {}
+        }
+      } catch (err) {}
+    } else if (isIntel) {
+       // Try lspci -v to get prefetchable memory (stolen/dedicated aperture)
+       try {
+         // Extract slot from line, e.g. "00:02.0"
+         const slot = line.split(' ')[0];
+         if (slot && /^[0-9a-f:.]+$/.test(slot)) {
+            const verbose = execSync(`lspci -v -s ${slot}`, { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] });
+            const vLines = verbose.split('\n');
+            for (const vLine of vLines) {
+                // Match "Memory at ... (..., prefetchable) [size=256M]"
+                // Must ensure it is prefetchable and NOT non-prefetchable
+                if (vLine.includes('prefetchable') && !vLine.includes('non-prefetchable')) {
+                    const match = vLine.match(/size=([0-9]+)([KMGT])/);
+                    if (match) {
+                        let size = parseInt(match[1]);
+                        const unit = match[2];
+                        if (unit === 'G') size *= 1024;
+                        else if (unit === 'K') size /= 1024;
+                        // M is default
+                        if (size > 0) {
+                            vramMb = size;
+                            break;
+                        }
+                    }
+                }
+            }
+         }
+       } catch (e) {
+         // ignore
+       }
+    }
+
+    const gpuInfo = {
+      name: name,
+      vendor: vendor,
+      vram: vramMb
+    };
+
+    if (isNvidia || isAmd || isIntelArc) {
+      gpus.dedicated.push(gpuInfo);
+    } else if (isIntel) {
+      gpus.integrated.push(gpuInfo);
+    } else {
+      // Unknown vendor or other, fallback to integrated list to be safe
+      gpus.integrated.push(gpuInfo);
     }
   }
 
-  if (hasNvidia) {
+  // Fallback: Attempt to get Integrated VRAM via glxinfo if it's STILL 0 (common for Intel iGPUs if lspci failed)
-    return { mode: 'dedicated', vendor: 'nvidia', integratedName: integratedName || 'Intel GPU', dedicatedName };
+  // glxinfo -B usually reports the active renderer's "Video memory" which includes shared memory for iGPUs.
-  } else if (hasAmd) {
+  if (gpus.integrated.length > 0 && gpus.integrated[0].vram === 0) {
-    return { mode: 'dedicated', vendor: 'amd', integratedName: integratedName || 'Intel GPU', dedicatedName };
+    try {
-  } else {
+      const glxOut = execSync('glxinfo -B', { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] });
-    return { mode: 'integrated', vendor: 'intel', integratedName: integratedName || 'Intel GPU', dedicatedName: null };
+      const lines = glxOut.split('\n');
+      let glxVendor = '';
+      let glxMem = 0;
+      
+      for (const line of lines) {
+        const trim = line.trim();
+        if (trim.startsWith('Device:')) {
+            const lower = trim.toLowerCase();
+            if (lower.includes('intel')) glxVendor = 'intel';
+            else if (lower.includes('nvidia')) glxVendor = 'nvidia';
+            else if (lower.includes('amd') || lower.includes('ati')) glxVendor = 'amd';
+        } else if (trim.startsWith('Video memory:')) {
+            // Example: "Video memory: 15861MB"
+            const memStr = trim.split(':')[1].replace('MB', '').trim();
+            glxMem = parseInt(memStr, 10); 
+        }
+      }
+      
+      // If glxinfo reports Intel and we have an Intel integrated GPU, update it
+      // We check vendor match to ensure we don't accidentally assign Nvidia VRAM to Intel if user is running on dGPU
+      if (glxVendor === 'intel' && gpus.integrated[0].vendor === 'intel' && glxMem > 0) {
+          gpus.integrated[0].vram = glxMem;
+      }
+    } catch (err) {
+      // glxinfo missing or failed, ignore
+    }
   }
+
+  const primaryDedicated = gpus.dedicated[0] || null;
+  const primaryIntegrated = gpus.integrated[0] || { name: 'Intel GPU', vram: 0 };
+  
+  return {
+    mode: primaryDedicated ? 'dedicated' : 'integrated',
+    vendor: primaryDedicated ? primaryDedicated.vendor : (gpus.integrated[0] ? gpus.integrated[0].vendor : 'intel'),
+    integratedName: primaryIntegrated.name,
+    dedicatedName: primaryDedicated ? primaryDedicated.name : null,
+    dedicatedVram: primaryDedicated ? primaryDedicated.vram : 0,
+    integratedVram: primaryIntegrated.vram
+  };
 }
 
 function detectGpuWindows() {
-  const output = execSync('wmic path win32_VideoController get name', { encoding: 'utf8' });
+  let output = '';
-  const lines = output.split('\n').map(line => line.trim()).filter(line => line && line !== 'Name');
+  let commandUsed = 'cim'; // Track which command succeeded
 
-  let integratedName = null;
+  try {
-  let dedicatedName = null;
+    // Fetch Name and AdapterRAM (VRAM in bytes)
-  let hasNvidia = false;
+    output = execSync(
-  let hasAmd = false;
+      'powershell -NoProfile -ExecutionPolicy Bypass -Command "Get-CimInstance Win32_VideoController | Select-Object Name, AdapterRAM | ConvertTo-Csv -NoTypeInformation"',
-
+      { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] }
-  for (const line of lines) {
+    );
-    const lowerLine = line.toLowerCase();
+  } catch (e) {
-    if (lowerLine.includes('nvidia')) {
+    try {
-      hasNvidia = true;
+      // Fallback to Get-WmiObject (Older PowerShell)
-      dedicatedName = line;
+      commandUsed = 'wmi';
-      console.log('Detected NVIDIA GPU:', dedicatedName);
+      output = execSync(
-    } else if (lowerLine.includes('amd') || lowerLine.includes('radeon')) {
+        'powershell -NoProfile -ExecutionPolicy Bypass -Command "Get-WmiObject Win32_VideoController | Select-Object Name, AdapterRAM | ConvertTo-Csv -NoTypeInformation"',
-      hasAmd = true;
+        { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] }
-      dedicatedName = line;
+      );
-      console.log('Detected AMD GPU:', dedicatedName);
+    } catch (e2) {
-    } else if (lowerLine.includes('intel')) {
+      // Fallback to wmic (Deprecated, often missing on newer Windows)
-      integratedName = line;
+      // Note: This fallback likely won't provide VRAM in the same reliable CSV format easily, 
-      console.log('Detected Intel GPU:', integratedName);
+      // so we stick to just getting the Name to at least allow the app to launch.
-    }
+      try {
-  }
+        commandUsed = 'wmic';
-
+        output = execSync('wmic path win32_VideoController get name', { encoding: 'utf8' });
-  if (hasNvidia) {
+      } catch (err) {
-    return { mode: 'dedicated', vendor: 'nvidia', integratedName: integratedName || 'Intel GPU', dedicatedName };
+        return { mode: 'unknown', vendor: 'none', integratedName: null, dedicatedName: null };
-  } else if (hasAmd) {
-    return { mode: 'dedicated', vendor: 'amd', integratedName: integratedName || 'Intel GPU', dedicatedName };
-  } else {
-    return { mode: 'integrated', vendor: 'intel', integratedName: integratedName || 'Intel GPU', dedicatedName: null };
-  }
-}
-
-function detectGpuMac() {
-  const output = execSync('system_profiler SPDisplaysDataType', { encoding: 'utf8' });
-  const lines = output.split('\n');
-
-  let integratedName = null;
-  let dedicatedName = null;
-  let hasNvidia = false;
-  let hasAmd = false;
-
-  for (const line of lines) {
-    if (line.includes('Chipset Model:')) {
-      const gpuName = line.split('Chipset Model:')[1].trim();
-      const lowerGpu = gpuName.toLowerCase();
-      if (lowerGpu.includes('nvidia')) {
-        hasNvidia = true;
-        dedicatedName = gpuName;
-        console.log('Detected NVIDIA GPU:', dedicatedName);
-      } else if (lowerGpu.includes('amd') || lowerGpu.includes('radeon')) {
-        hasAmd = true;
-        dedicatedName = gpuName;
-        console.log('Detected AMD GPU:', dedicatedName);
-      } else if (lowerGpu.includes('intel') || lowerGpu.includes('iris') || lowerGpu.includes('uhd')) {
-        integratedName = gpuName;
-        console.log('Detected Intel GPU:', integratedName);
-      } else if (!dedicatedName && !integratedName) {
-        // Fallback for Apple Silicon or other
-        integratedName = gpuName;
       }
     }
   }
 
-  if (hasNvidia) {
+  // Parse lines. 
-    return { mode: 'dedicated', vendor: 'nvidia', integratedName: integratedName || 'Integrated GPU', dedicatedName };
+  // PowerShell CSV output (Get-CimInstance/Get-WmiObject) usually looks like:
-  } else if (hasAmd) {
+  // "Name","AdapterRAM"
-    return { mode: 'dedicated', vendor: 'amd', integratedName: integratedName || 'Integrated GPU', dedicatedName };
+  // "NVIDIA GeForce RTX 3060","12884901888"
+  //
+  // WMIC output is just plain text lines with the name (if we used the wmic command above).
+
+  const lines = output.split(/\r?\n/).filter(l => l.trim().length > 0);
+  
+  let gpus = {
+    integrated: [],
+    dedicated: []
+  };
+
+  for (const line of lines) {
+    // Skip header lines
+    if (line.toLowerCase().includes('name') && (line.includes('AdapterRAM') || commandUsed === 'wmic')) {
+      continue;
+    }
+
+    let name = '';
+    let vramBytes = 0;
+
+    if (commandUsed === 'wmic') {
+      name = line.trim();
+    } else {
+      // Parse CSV: "Name","AdapterRAM"
+      // Simple regex to handle potential quotes. 
+      // This assumes simple CSV structure from ConvertTo-Csv.
+      const parts = line.split(','); 
+      // Remove surrounding quotes if present
+      const rawName = parts[0] ? parts[0].replace(/^"|"$/g, '') : '';
+      const rawRam = parts[1] ? parts[1].replace(/^"|"$/g, '') : '0';
+      
+      name = rawName.trim();
+      vramBytes = parseInt(rawRam, 10) || 0;
+    }
+
+    if (!name) continue;
+
+    const lowerName = name.toLowerCase();
+    const vramMb = Math.round(vramBytes / (1024 * 1024));
+
+    // Logic for dGPU detection; added isIntelArc check
+    const isNvidia = lowerName.includes('nvidia');
+    const isAmd = lowerName.includes('amd') || lowerName.includes('radeon');
+    const isIntelArc = lowerName.includes('arc') && lowerName.includes('intel');
+
+    const gpuInfo = {
+      name: name,
+      vendor: isNvidia ? 'nvidia' : (isAmd ? 'amd' : (isIntelArc ? 'intel' : 'unknown')),
+      vram: vramMb
+    };
+
+    if (isNvidia || isAmd || isIntelArc) {
+      gpus.dedicated.push(gpuInfo);
+    } else if (lowerName.includes('intel') || lowerName.includes('iris') || lowerName.includes('uhd')) {
+      gpus.integrated.push(gpuInfo);
+    } else {
+      // Fallback: If unknown vendor but high VRAM (> 512MB), treat as dedicated? 
+      // Or just assume integrated if generic "Microsoft Basic Display Adapter" etc.
+      // For now, if we can't identify it as dedicated vendor, put in integrated/other.
+      gpus.integrated.push(gpuInfo);
+    }
+  }
+
+  const primaryDedicated = gpus.dedicated[0] || null;
+  const primaryIntegrated = gpus.integrated[0] || { name: 'Intel GPU', vram: 0 };
+
+  return {
+    mode: primaryDedicated ? 'dedicated' : 'integrated',
+    vendor: primaryDedicated ? primaryDedicated.vendor : 'intel', // Default to intel if only integrated found
+    integratedName: primaryIntegrated.name,
+    dedicatedName: primaryDedicated ? primaryDedicated.name : null,
+    // Add VRAM info if available (mostly for debug or UI)
+    dedicatedVram: primaryDedicated ? primaryDedicated.vram : 0,
+    integratedVram: primaryIntegrated.vram
+  };
+}
+
+function detectGpuMac() {
+  let output = '';
+  try {
+    output = execSync('system_profiler SPDisplaysDataType', { encoding: 'utf8' });
+  } catch (e) {
+    return { mode: 'integrated', vendor: 'intel', integratedName: 'Unknown', dedicatedName: null };
+  }
+
+  const lines = output.split('\n');
+  let gpus = {
+    integrated: [],
+    dedicated: []
+  };
+
+  let currentGpu = null;
+
+  for (const line of lines) {
+    const trimmed = line.trim();
+    
+    // New block starts with "Chipset Model:"
+    if (trimmed.startsWith('Chipset Model:')) {
+      if (currentGpu) {
+        // Push previous
+        categorizeMacGpu(currentGpu, gpus);
+      }
+      currentGpu = {
+        name: trimmed.split(':')[1].trim(),
+        vendor: 'unknown',
+        vram: 0
+      };
+    } else if (currentGpu) {
+      if (trimmed.startsWith('VRAM (Total):') || trimmed.startsWith('VRAM (Dynamic, Max):')) {
+          // Parse VRAM: "1.5 GB" or "1536 MB"
+          const valParts = trimmed.split(':')[1].trim().split(' ');
+          let val = parseFloat(valParts[0]);
+          if (valParts[1] && valParts[1].toUpperCase() === 'GB') {
+            val = val * 1024;
+          }
+          currentGpu.vram = Math.round(val);
+      } else if (trimmed.startsWith('Vendor:') || trimmed.startsWith('Vendor Name:')) {
+          // "Vendor: NVIDIA (0x10de)"
+          const v = trimmed.split(':')[1].toLowerCase();
+          if (v.includes('nvidia')) currentGpu.vendor = 'nvidia';
+          else if (v.includes('amd') || v.includes('ati')) currentGpu.vendor = 'amd';
+          else if (v.includes('intel')) currentGpu.vendor = 'intel';
+          else if (v.includes('apple')) currentGpu.vendor = 'apple';
+      }
+    }
+  }
+  // Push last one
+  if (currentGpu) {
+    categorizeMacGpu(currentGpu, gpus);
+  }
+
+  // If we have an Apple Silicon GPU (vendor=apple) but VRAM is 0, fetch system memory as it is unified.
+  gpus.dedicated.forEach(gpu => {
+    if (gpu.vendor === 'apple' && gpu.vram === 0) {
+      try {
+        const memSize = execSync('sysctl -n hw.memsize', { encoding: 'utf8' }).trim();
+        // memSize is in bytes
+        const memMb = Math.round(parseInt(memSize, 10) / (1024 * 1024));
+        if (memMb > 0) gpu.vram = memMb;
+      } catch (err) {
+        // ignore
+      }
+    }
+  });
+
+  const primaryDedicated = gpus.dedicated[0] || null;
+  const primaryIntegrated = gpus.integrated[0] || { name: 'Integrated GPU', vram: 0 };
+
+  return {
+    mode: primaryDedicated ? 'dedicated' : 'integrated',
+    vendor: primaryDedicated ? primaryDedicated.vendor : (gpus.integrated[0] ? gpus.integrated[0].vendor : 'intel'),
+    integratedName: primaryIntegrated.name,
+    dedicatedName: primaryDedicated ? primaryDedicated.name : null,
+    dedicatedVram: primaryDedicated ? primaryDedicated.vram : 0,
+    integratedVram: primaryIntegrated.vram
+  };
+}
+
+function categorizeMacGpu(gpu, gpus) {
+  const lowerName = gpu.name.toLowerCase();
+  
+  // Refine vendor if still unknown
+  if (gpu.vendor === 'unknown') {
+     if (lowerName.includes('nvidia')) gpu.vendor = 'nvidia';
+     else if (lowerName.includes('amd') || lowerName.includes('radeon')) gpu.vendor = 'amd';
+     else if (lowerName.includes('intel')) gpu.vendor = 'intel';
+     else if (lowerName.includes('apple') || lowerName.includes('m1') || lowerName.includes('m2') || lowerName.includes('m3')) gpu.vendor = 'apple';
+  }
+
+  const isNvidia = gpu.vendor === 'nvidia';
+  const isAmd = gpu.vendor === 'amd';
+  const isApple = gpu.vendor === 'apple';
+  
+  // Per user request, "project is not meant for Intel Mac (x86)", 
+  // so we treat Apple Silicon as the primary "dedicated-like" GPU for this app's context.
+  
+  if (isNvidia || isAmd || isApple) {
+    gpus.dedicated.push(gpu);
   } else {
-    return { mode: 'integrated', vendor: 'intel', integratedName: integratedName || 'Integrated GPU', dedicatedName: null };
+    // Intel or unknown
+    gpus.integrated.push(gpu);
   }
 }
 
@@ -267,11 +552,78 @@ function setupGpuEnvironment(gpuPreference) {
   return envVars;
 }
 
+function getSystemType() {
+  const platform = getOS();
+  try {
+    if (platform === 'linux') return getSystemTypeLinux();
+    if (platform === 'windows') return getSystemTypeWindows();
+    if (platform === 'darwin') return getSystemTypeMac();
+    return 'desktop'; // Default to desktop if unknown
+  } catch (err) {
+    console.warn('Failed to detect system type, defaulting to desktop:', err.message);
+    return 'desktop';
+  }
+}
+
+function getSystemTypeLinux() {
+  try {
+    // Try reliable DMI check first
+    if (fs.existsSync('/sys/class/dmi/id/chassis_type')) {
+      const type = parseInt(fs.readFileSync('/sys/class/dmi/id/chassis_type', 'utf8').trim());
+      // 8=Portable, 9=Laptop, 10=Notebook, 11=Hand Held, 12=Docking Station, 14=Sub Notebook
+      if ([8, 9, 10, 11, 12, 14, 31, 32].includes(type)) {
+        return 'laptop';
+      }
+    }
+    // Fallback to chassis_id for some systems? Usually chassis_type is enough.
+    return 'desktop';
+  } catch (e) {
+    return 'desktop';
+  }
+}
+
+function getSystemTypeWindows() {
+  try {
+    const output = execSync(
+      'powershell -NoProfile -ExecutionPolicy Bypass -Command "Get-CimInstance Win32_SystemEnclosure | Select-Object -ExpandProperty ChassisTypes"', 
+      { encoding: 'utf8', stdio: ['ignore', 'pipe', 'ignore'] }).trim();
+    // Output might be a single number or array.
+    // Clean it up
+    const types = output.split(/\s+/).map(t => parseInt(t)).filter(n => !isNaN(n));
+    
+    // Laptop codes: 8, 9, 10, 11, 12, 14, 31, 32
+    const laptopCodes = [8, 9, 10, 11, 12, 14, 31, 32];
+    
+    for (const t of types) {
+      if (laptopCodes.includes(t)) return 'laptop';
+    }
+    return 'desktop';
+  } catch (e) {
+    // Fallback wmic
+    try {
+      const output = execSync('wmic path win32_systemenclosure get chassistypes', { encoding: 'utf8' }).trim();
+      if (output.includes('8') || output.includes('9') || output.includes('10') || output.includes('14')) return 'laptop';
+    } catch (err) {}
+    return 'desktop';
+  }
+}
+
+function getSystemTypeMac() {
+  try {
+    const model = execSync('sysctl -n hw.model', { encoding: 'utf8' }).trim().toLowerCase();
+    if (model.includes('book')) return 'laptop';
+    return 'desktop';
+  } catch (e) {
+    return 'desktop';
+  }
+}
+
 module.exports = {
   getOS,
   getArch,
   isWaylandSession,
   setupWaylandEnvironment,
   detectGpu,
-  setupGpuEnvironment
+  setupGpuEnvironment,
+  getSystemType
 };