Skip to content

Android GPU support with vulkan #390

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
amakropoulos merged 1 commit into from
Mar 4, 2026
Merged

Android GPU support with vulkan #390

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
21 changes: 17 additions & 4 deletions Editor/LLMEditor.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -418,10 +418,23 @@ private void CopyToClipboard(string text)

public override void AddSetupExtras(SerializedObject llmScriptSO)
{
bool useCUBLAS = LLMUnitySetup.CUBLAS;
GUIContent content = new GUIContent("Light build for Nvidia GPUs", "Use tinyBLAS instead of cuBLAS that takes up less space and has similar performance for quants - doesn't work with i-quants and flash attention");
bool newUseCUBLAS = !EditorGUILayout.Toggle(content, !useCUBLAS);
if (newUseCUBLAS != useCUBLAS) LLMUnitySetup.SetCUBLAS(newUseCUBLAS);
if (EditorUserBuildSettings.activeBuildTarget == BuildTarget.StandaloneWindows ||
EditorUserBuildSettings.activeBuildTarget == BuildTarget.StandaloneWindows64 ||
EditorUserBuildSettings.activeBuildTarget == BuildTarget.StandaloneLinux64)
{
bool useCUBLAS = LLMUnitySetup.CUBLAS;
GUIContent contentCUBLAS = new GUIContent("Light build for Nvidia GPUs", "Use tinyBLAS instead of cuBLAS that takes up less space and has similar performance for quants - doesn't work with i-quants and flash attention");
bool newUseCUBLAS = !EditorGUILayout.Toggle(contentCUBLAS, !useCUBLAS);
if (newUseCUBLAS != useCUBLAS) LLMUnitySetup.SetCUBLAS(newUseCUBLAS);
}

if (EditorUserBuildSettings.activeBuildTarget == BuildTarget.Android)
{
bool useAndroidVulkan = LLMUnitySetup.AndroidVulkan;
GUIContent contentAndroidVulkan = new GUIContent("Use Android GPU (Vulkan, API>=29)", "Use the Android Vulkan build that works with the Android GPU according to the number of GPU layers");
bool newUseAndroidVulkan = EditorGUILayout.Toggle(contentAndroidVulkan, useAndroidVulkan);
if (newUseAndroidVulkan != useAndroidVulkan) LLMUnitySetup.SetAndroidVulkan(newUseAndroidVulkan);
}
}

public override void OnInspectorGUI()
Expand Down
5 changes: 4 additions & 1 deletion Runtime/LLMBuilder.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -267,7 +267,10 @@ public static void BuildLibraryPlatforms(BuildTarget buildTarget)
{
foreach (string platform in platforms)
{
string source = Path.Combine(LLMUnitySetup.libraryPath, platform, "native", $"libllamalib_{platform}.{MobileSuffix(buildTarget)}");
string archFilename = $"libllamalib_{platform}.{MobileSuffix(buildTarget)}";
if (buildTarget == BuildTarget.Android && LLMUnitySetup.AndroidVulkan)
archFilename = $"libllamalib_{platform}-vulkan.{MobileSuffix(buildTarget)}";
string source = Path.Combine(LLMUnitySetup.libraryPath, platform, "native", archFilename);
string target = MobilePluginPath(buildTarget, platform.Split("-")[1].ToUpper());
string pluginDir = PluginDir(buildTarget.ToString());
MoveAction(source, target);
Expand Down
11 changes: 11 additions & 0 deletions Runtime/LLMUnitySetup.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -168,6 +168,8 @@ public class LLMUnitySetup
static string DebugModeKey = "DebugMode";
public static bool CUBLAS = false;
static string CUBLASKey = "CUBLAS";
public static bool AndroidVulkan = false;
static string AndroidVulkanKey = "AndroidVulkan";
static List<Action<string>> errorCallbacks = new List<Action<string>>();
static readonly object lockObject = new object();
static Dictionary<string, Task> androidExtractTasks = new Dictionary<string, Task>();
Expand Down Expand Up @@ -205,6 +207,7 @@ static void LoadPlayerPrefs()
{
DebugMode = (DebugModeType)PlayerPrefs.GetInt(DebugModeKey, (int)DebugModeType.All);
CUBLAS = PlayerPrefs.GetInt(CUBLASKey, 0) == 1;
AndroidVulkan = PlayerPrefs.GetInt(AndroidVulkanKey, 0) == 1;
}

public static void SetDebugMode(DebugModeType newDebugMode)
Expand All @@ -224,6 +227,14 @@ public static void SetCUBLAS(bool value)
PlayerPrefs.Save();
}

public static void SetAndroidVulkan(bool value)
{
if (AndroidVulkan == value) return;
AndroidVulkan = value;
PlayerPrefs.SetInt(AndroidVulkanKey, value ? 1 : 0);
PlayerPrefs.Save();
}

#endif

public static string GetAssetPath(string relPath = "")
Expand Down
Loading