early-access version 3818

README.md

@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 3817.
+This is the source code for early-access 3818.
 
 ## Legal Notice
 

src/core/file_sys/card_image.cpp

@@ -31,13 +31,9 @@ XCI::XCI(VirtualFile file_, u64 program_id, size_t program_index)
     : file(std::move(file_)), program_nca_status{Loader::ResultStatus::ErrorXCIMissingProgramNCA},
       partitions(partition_names.size()),
       partitions_raw(partition_names.size()), keys{Core::Crypto::KeyManager::Instance()} {
-    if (file->ReadObject(&header) != sizeof(GamecardHeader)) {
-        status = Loader::ResultStatus::ErrorBadXCIHeader;
-        return;
-    }
-
-    if (header.magic != Common::MakeMagic('H', 'E', 'A', 'D')) {
-        status = Loader::ResultStatus::ErrorBadXCIHeader;
+    const auto header_status = TryReadHeader();
+    if (header_status != Loader::ResultStatus::Success) {
+        status = header_status;
         return;
     }
 
@@ -316,6 +312,44 @@ Loader::ResultStatus XCI::AddNCAFromPartition(XCIPartition part) {
     return Loader::ResultStatus::Success;
 }
 
+Loader::ResultStatus XCI::TryReadHeader() {
+    constexpr size_t CardInitialDataRegionSize = 0x1000;
+
+    // Define the function we'll use to determine if we read a valid header.
+    const auto ReadCardHeader = [&]() {
+        // Ensure we can read the entire header. If we can't, we can't read the card image.
+        if (file->ReadObject(&header) != sizeof(GamecardHeader)) {
+            return Loader::ResultStatus::ErrorBadXCIHeader;
+        }
+
+        // Ensure the header magic matches. If it doesn't, this isn't a card image header.
+        if (header.magic != Common::MakeMagic('H', 'E', 'A', 'D')) {
+            return Loader::ResultStatus::ErrorBadXCIHeader;
+        }
+
+        // We read a card image header.
+        return Loader::ResultStatus::Success;
+    };
+
+    // Try to read the header directly.
+    if (ReadCardHeader() == Loader::ResultStatus::Success) {
+        return Loader::ResultStatus::Success;
+    }
+
+    // Get the size of the file.
+    const size_t card_image_size = file->GetSize();
+
+    // If we are large enough to have a key area, offset past the key area and retry.
+    if (card_image_size >= CardInitialDataRegionSize) {
+        file = std::make_shared<OffsetVfsFile>(file, card_image_size - CardInitialDataRegionSize,
+                                               CardInitialDataRegionSize);
+        return ReadCardHeader();
+    }
+
+    // We had no header and aren't large enough to have a key area, so this can't be parsed.
+    return Loader::ResultStatus::ErrorBadXCIHeader;
+}
+
 u8 XCI::GetFormatVersion() {
     return GetLogoPartition() == nullptr ? 0x1 : 0x2;
 }

src/core/file_sys/card_image.h

@@ -128,6 +128,7 @@ public:
 
 private:
     Loader::ResultStatus AddNCAFromPartition(XCIPartition part);
+    Loader::ResultStatus TryReadHeader();
 
     VirtualFile file;
     GamecardHeader header{};

src/video_core/renderer_vulkan/maxwell_to_vk.cpp

@@ -126,7 +126,7 @@ struct FormatTuple {
     {VK_FORMAT_A1R5G5B5_UNORM_PACK16, Attachable},              // A1R5G5B5_UNORM
     {VK_FORMAT_A2B10G10R10_UNORM_PACK32, Attachable | Storage}, // A2B10G10R10_UNORM
     {VK_FORMAT_A2B10G10R10_UINT_PACK32, Attachable | Storage},  // A2B10G10R10_UINT
-    {VK_FORMAT_A2R10G10B10_UNORM_PACK32, Attachable | Storage}, // A2R10G10B10_UNORM
+    {VK_FORMAT_A2R10G10B10_UNORM_PACK32, Attachable},           // A2R10G10B10_UNORM
     {VK_FORMAT_A1R5G5B5_UNORM_PACK16, Attachable},         // A1B5G5R5_UNORM (flipped with swizzle)
     {VK_FORMAT_R5G5B5A1_UNORM_PACK16},                     // A5B5G5R1_UNORM (specially swizzled)
     {VK_FORMAT_R8_UNORM, Attachable | Storage},            // R8_UNORM

src/video_core/vulkan_common/vulkan_device.cpp

@@ -71,6 +71,11 @@ constexpr std::array R8G8B8_SSCALED{
     VK_FORMAT_UNDEFINED,
 };
 
+constexpr std::array VK_FORMAT_R32G32B32_SFLOAT{
+    VK_FORMAT_R32G32B32A32_SFLOAT,
+    VK_FORMAT_UNDEFINED,
+};
+
 } // namespace Alternatives
 
 enum class NvidiaArchitecture {
@@ -103,6 +108,8 @@ constexpr const VkFormat* GetFormatAlternatives(VkFormat format) {
         return Alternatives::R16G16B16_SSCALED.data();
     case VK_FORMAT_R8G8B8_SSCALED:
         return Alternatives::R8G8B8_SSCALED.data();
+    case VK_FORMAT_R32G32B32_SFLOAT:
+        return Alternatives::VK_FORMAT_R32G32B32_SFLOAT.data();
     default:
         return nullptr;
     }
@@ -130,6 +137,7 @@ std::unordered_map<VkFormat, VkFormatProperties> GetFormatProperties(vk::Physica
         VK_FORMAT_A2B10G10R10_UINT_PACK32,
         VK_FORMAT_A2B10G10R10_UNORM_PACK32,
         VK_FORMAT_A2B10G10R10_USCALED_PACK32,
+        VK_FORMAT_A2R10G10B10_UNORM_PACK32,
         VK_FORMAT_A8B8G8R8_SINT_PACK32,
         VK_FORMAT_A8B8G8R8_SNORM_PACK32,
         VK_FORMAT_A8B8G8R8_SRGB_PACK32,