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initial work to re-implement FFI with background thread render loop

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This commit is contained in:
Nick Fisher
2023-09-29 13:54:04 +08:00
parent 1b49706eca
commit a6506e6346
39 changed files with 6819 additions and 53973 deletions
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19
macos/Classes/SwiftPolyvoxFilamentPlugin.swift
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@@ -49,13 +49,12 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
if(path != nil) {
do {
print("Loading file at path \(path!)")
let data = try Data(contentsOf: URL(fileURLWithPath:path!))
let nsData = data as NSData
let resId = UInt32(instance.resources.count)
instance.resources[resId] = nsData
let length = nsData.length
print("Got file of length \(length)")
print("Resolved asset to file of length \(length) at path \(path!)")
return ResourceBuffer(data:nsData.bytes, size:UInt32(nsData.count), id:UInt32(resId))
} catch {
print("ERROR LOADING RESOURCE")
@@ -146,6 +145,11 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
let methodName = call.method;
switch methodName {
case "getSharedContext":
result(nil)
case "getResourceLoaderWrapper":
let resourceLoaderWrapper = make_resource_loader(loadResource, freeResource, Unmanaged.passUnretained(self).toOpaque())
result(unsafeBitCast(resourceLoaderWrapper, to:Int64.self))
case "createTexture":
let args = call.arguments as! Array<Int32>
createPixelBuffer(width:Int(args[0]), height:Int(args[1]))
@@ -181,7 +185,7 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
case "destroyViewer":
if(viewer != nil) {
destroy_swap_chain(viewer)
delete_filament_viewer(viewer)
destroy_filament_viewer(viewer)
viewer = nil
}
result(true)
@@ -198,7 +202,7 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
resize(width:Int32(width), height:Int32(height))
create_swap_chain(viewer, CVPixelBufferGetBaseAddress(pixelBuffer!), width, height)
let metalTextureId = Int(bitPattern:Unmanaged.passUnretained(metalTexture!).toOpaque())
create_render_target(viewer, metalTextureId, width, height);
create_render_target(viewer, UInt32(metalTextureId), width, height);
update_viewport_and_camera_projection(viewer, width, height, Float(args[2] as! Double))
rendering = true
print("Resized to \(args[0])x\(args[1])")
@@ -206,7 +210,7 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
case "createFilamentViewer":
if(viewer != nil) {
destroy_swap_chain(viewer)
delete_filament_viewer(viewer)
destroy_filament_viewer(viewer)
viewer = nil
}
let callback = make_resource_loader(loadResource, freeResource, Unmanaged.passUnretained(self).toOpaque())
@@ -219,7 +223,7 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
let metalTextureId = Int(bitPattern:Unmanaged.passUnretained(metalTexture!).toOpaque())
create_render_target(viewer, metalTextureId, width,height);
create_render_target(viewer, UInt32(metalTextureId), width,height);
update_viewport_and_camera_projection(viewer, width, height, 1.0)
set_frame_interval(viewer, Float(frameInterval))
@@ -232,7 +236,8 @@ public class SwiftPolyvoxFilamentPlugin: NSObject, FlutterPlugin, FlutterTexture
clear_background_image(viewer)
result(true)
case "setBackgroundImage":
set_background_image(viewer, call.arguments as! String)
let args = call.arguments as! [Any]
set_background_image(viewer, args[0] as! String, args[1] as! Bool)
result(true)
case "setBackgroundImagePosition":
let args = call.arguments as! [Any]