[D3D12] Default to RTV on Intel ARC GPUs

src/xenia/ui/d3d12/d3d12_provider.cc

@@ -292,6 +292,8 @@ bool D3D12Provider::Initialize() {
     return false;
   }
   adapter_vendor_id_ = GpuVendorID(adapter_desc.VendorId);
+  adapter_device_id_ = adapter_desc.DeviceId;
+
   int adapter_name_mb_size = WideCharToMultiByte(
       CP_UTF8, 0, adapter_desc.Description, -1, nullptr, 0, nullptr, nullptr);
   if (adapter_name_mb_size != 0) {

src/xenia/ui/d3d12/d3d12_provider.h

@@ -101,6 +101,44 @@ class D3D12Provider : public GraphicsProvider {
   // Adapter info.
   GpuVendorID GetAdapterVendorID() const { return adapter_vendor_id_; }
 
+  bool IsIntelArcGpu() const {
+    if (adapter_vendor_id_ != GpuVendorID::kIntel) {
+      return false;
+    }
+
+    // Desktop IDs - Alchemist
+    if (adapter_device_id_ >= 0x56A0 && adapter_device_id_ <= 0x56BD) {
+      return true;
+    }
+
+    // Mobile IDs - Alchemist
+    if (adapter_device_id_ >= 0x5690 && adapter_device_id_ <= 0x5697) {
+      return true;
+    }
+
+    // Desktop IDs - Battlemage
+    if (adapter_device_id_ >= 0xE20B && adapter_device_id_ <= 0xE20C) {
+      return true;
+    }
+
+    // Meteor Lake
+    if (adapter_device_id_ >= 0x7D40 && adapter_device_id_ <= 0x7DD5) {
+      return true;
+    }
+
+    // Lunar Lake
+    if (adapter_device_id_ >= 0x6420 && adapter_device_id_ <= 0x64B0) {
+      return true;
+    }
+
+    // Arrow Lake
+    if (adapter_device_id_ >= 0x7D41 && adapter_device_id_ <= 0x7D67) {
+      return true;
+    }
+
+    return false;
+  }
+
   // Device features.
   D3D12_HEAP_FLAGS GetHeapFlagCreateNotZeroed() const {
     return heap_flag_create_not_zeroed_;
@@ -197,6 +235,7 @@ class D3D12Provider : public GraphicsProvider {
   uint32_t descriptor_sizes_[D3D12_DESCRIPTOR_HEAP_TYPE_NUM_TYPES];
 
   GpuVendorID adapter_vendor_id_;
+  uint32_t adapter_device_id_;
 
   D3D12_HEAP_FLAGS heap_flag_create_not_zeroed_;
   D3D12_PROGRAMMABLE_SAMPLE_POSITIONS_TIER programmable_sample_positions_tier_;