[android] Legacy build flavor (#51)

This adds a "legacy" build flavor, similar to the genshinSpoof flavor. The legacy flavor uses a white icon bg, alongside building with `YUZU_LEGACY=ON`, which applies the previously-made SD865 patches iff that value is truthy.

Co-authored-by: Bixthefin <114880614+Bixthefin@users.noreply.github.com>
Co-authored-by: Calchan <denis.dupeyron@gmail.com>
Co-authored-by: crueter <crueter@eden-emu.dev>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/51
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Reviewed-by: crueter <crueter@eden-emu.dev>
Co-authored-by: Bix <bix@bixed.xyz>
Co-committed-by: Bix <bix@bixed.xyz>

src/video_core/buffer_cache/buffer_cache.h

@@ -26,7 +26,9 @@ BufferCache<P>::BufferCache(Tegra::MaxwellDeviceMemoryManager& device_memory_, R
     void(slot_buffers.insert(runtime, NullBufferParams{}));
     gpu_modified_ranges.Clear();
     inline_buffer_id = NULL_BUFFER_ID;
-
+#ifdef YUZU_LEGACY
+    immediately_free = (Settings::values.vram_usage_mode.GetValue() == Settings::VramUsageMode::Aggressive);
+#endif
     if (!runtime.CanReportMemoryUsage()) {
         minimum_memory = DEFAULT_EXPECTED_MEMORY;
         critical_memory = DEFAULT_CRITICAL_MEMORY;
@@ -1378,6 +1380,10 @@ void BufferCache<P>::JoinOverlap(BufferId new_buffer_id, BufferId overlap_id,
     });
     new_buffer.MarkUsage(copies[0].dst_offset, copies[0].size);
     runtime.CopyBuffer(new_buffer, overlap, copies, true);
+#ifdef YUZU_LEGACY
+    if (immediately_free)
+        runtime.Finish();
+#endif
     DeleteBuffer(overlap_id, true);
 }
 
@@ -1668,7 +1674,12 @@ void BufferCache<P>::DeleteBuffer(BufferId buffer_id, bool do_not_mark) {
     }
 
     Unregister(buffer_id);
-    delayed_destruction_ring.Push(std::move(slot_buffers[buffer_id]));
+
+#ifdef YUZU_LEGACY
+    if (!do_not_mark || !immediately_free)
+#endif
+        delayed_destruction_ring.Push(std::move(slot_buffers[buffer_id]));
+
     slot_buffers.erase(buffer_id);
 
     if constexpr (HAS_PERSISTENT_UNIFORM_BUFFER_BINDINGS) {

src/video_core/buffer_cache/buffer_cache_base.h

@@ -154,7 +154,11 @@ template <class P>
 class BufferCache : public VideoCommon::ChannelSetupCaches<BufferCacheChannelInfo> {
     // Page size for caching purposes.
     // This is unrelated to the CPU page size and it can be changed as it seems optimal.
+#ifdef YUZU_LEGACY
+    static constexpr u32 CACHING_PAGEBITS = 12;
+#else
     static constexpr u32 CACHING_PAGEBITS = 16;
+#endif
     static constexpr u64 CACHING_PAGESIZE = u64{1} << CACHING_PAGEBITS;
 
     static constexpr bool IS_OPENGL = P::IS_OPENGL;
@@ -168,9 +172,14 @@ class BufferCache : public VideoCommon::ChannelSetupCaches<BufferCacheChannelInf
     static constexpr bool SEPARATE_IMAGE_BUFFERS_BINDINGS = P::SEPARATE_IMAGE_BUFFER_BINDINGS;
     static constexpr bool USE_MEMORY_MAPS_FOR_UPLOADS = P::USE_MEMORY_MAPS_FOR_UPLOADS;
 
+#ifdef YUZU_LEGACY
+    static constexpr s64 TARGET_THRESHOLD = 3_GiB;
+#else
+    static constexpr s64 TARGET_THRESHOLD = 4_GiB;
+#endif
+
     static constexpr s64 DEFAULT_EXPECTED_MEMORY = 512_MiB;
     static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB;
-    static constexpr s64 TARGET_THRESHOLD = 4_GiB;
 
     // Debug Flags.
 
@@ -446,7 +455,12 @@ private:
     Tegra::MaxwellDeviceMemoryManager& device_memory;
 
     Common::SlotVector<Buffer> slot_buffers;
-    DelayedDestructionRing<Buffer, 8> delayed_destruction_ring;
+#ifdef YUZU_LEGACY
+    static constexpr size_t TICKS_TO_DESTROY = 6;
+#else
+    static constexpr size_t TICKS_TO_DESTROY = 8;
+#endif
+    DelayedDestructionRing<Buffer, TICKS_TO_DESTROY> delayed_destruction_ring;
 
     const Tegra::Engines::DrawManager::IndirectParams* current_draw_indirect{};
 
@@ -478,6 +492,9 @@ private:
     u64 minimum_memory = 0;
     u64 critical_memory = 0;
     BufferId inline_buffer_id;
+#ifdef YUZU_LEGACY
+    bool immediately_free = false;
+#endif
 
     std::array<BufferId, ((1ULL << 34) >> CACHING_PAGEBITS)> page_table;
     Common::ScratchBuffer<u8> tmp_buffer;

src/video_core/host1x/host1x.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -18,9 +21,15 @@ Host1x::~Host1x() = default;
 void Host1x::StartDevice(s32 fd, ChannelType type, u32 syncpt) {
     switch (type) {
     case ChannelType::NvDec:
+#ifdef YUZU_LEGACY
+        std::call_once(nvdec_first_init, []() {std::this_thread::sleep_for(std::chrono::milliseconds{500});}); // HACK: For Astroneer
+#endif
         devices[fd] = std::make_unique<Tegra::Host1x::Nvdec>(*this, fd, syncpt, frame_queue);
         break;
     case ChannelType::VIC:
+#ifdef YUZU_LEGACY
+        std::call_once(vic_first_init, []() {std::this_thread::sleep_for(std::chrono::milliseconds{500});}); // HACK: For Astroneer
+#endif
         devices[fd] = std::make_unique<Tegra::Host1x::Vic>(*this, fd, syncpt, frame_queue);
         break;
     default:

src/video_core/host1x/host1x.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
@@ -201,6 +204,10 @@ private:
     std::unique_ptr<Common::FlatAllocator<u32, 0, 32>> allocator;
     FrameQueue frame_queue;
     std::unordered_map<s32, std::unique_ptr<CDmaPusher>> devices;
+#ifdef YUZU_LEGACY
+    std::once_flag nvdec_first_init;
+    std::once_flag vic_first_init;
+#endif
 };
 
 } // namespace Tegra::Host1x

src/video_core/texture_cache/texture_cache_base.h

@@ -110,7 +110,12 @@ class TextureCache : public VideoCommon::ChannelSetupCaches<TextureCacheChannelI
 
     static constexpr size_t UNSET_CHANNEL{(std::numeric_limits<size_t>::max)()};
 
+#ifdef YUZU_LEGACY
+    static constexpr s64 TARGET_THRESHOLD = 3_GiB;
+#else
     static constexpr s64 TARGET_THRESHOLD = 4_GiB;
+#endif
+
     static constexpr s64 DEFAULT_EXPECTED_MEMORY = 1_GiB + 125_MiB;
     static constexpr s64 DEFAULT_CRITICAL_MEMORY = 1_GiB + 625_MiB;
     static constexpr size_t GC_EMERGENCY_COUNTS = 2;
@@ -479,7 +484,11 @@ private:
     };
     Common::LeastRecentlyUsedCache<LRUItemParams> lru_cache;
 
+ #ifdef YUZU_LEGACY
+    static constexpr size_t TICKS_TO_DESTROY = 6;
+ #else
     static constexpr size_t TICKS_TO_DESTROY = 8;
+#endif
     DelayedDestructionRing<Image, TICKS_TO_DESTROY> sentenced_images;
     DelayedDestructionRing<ImageView, TICKS_TO_DESTROY> sentenced_image_view;
     DelayedDestructionRing<Framebuffer, TICKS_TO_DESTROY> sentenced_framebuffers;

src/video_core/vulkan_common/vulkan_memory_allocator.cpp

@@ -325,4 +325,6 @@ namespace Vulkan {
         return MemoryCommit(allocator, a, info);
     }
 
+
+
 } // namespace Vulkan