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remove old Method Channel FilamentController

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Nick Fisher
2023-10-27 20:57:33 +08:00
parent 4a5c62a306
commit 4280172767
1 changed files with 0 additions and 673 deletions
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lib/filament_controller_method_channel.dart
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@@ -1,673 +0,0 @@
import 'dart:async';
import 'dart:ui' as ui;
import 'package:flutter/services.dart';
import 'package:flutter_filament/filament_controller.dart';
import 'package:flutter_filament/animations/animation_data.dart';
import 'package:flutter_filament/generated_bindings_web.dart';
import 'filament_controller.dart';
typedef AssetManager = int;
const FilamentEntity _FILAMENT_ASSET_ERROR = 0;
///
/// This is a previous iteration of FilamentController that used platform channels for every distinct platform.
/// This is no longer used; currently kept only for reference/posterity.
///
class FilamentControllerMethodChannel extends FilamentController {
late MethodChannel _channel = MethodChannel("app.polyvox.filament/event");
double _pixelRatio = 1.0;
ui.Size size = ui.Size.zero;
int? _textureId;
final _textureIdController = StreamController<int?>.broadcast();
Stream<int?> get textureId => _textureIdController.stream;
Completer _isReadyForScene = Completer();
Future get isReadyForScene => _isReadyForScene.future;
late AssetManager _assetManager;
int? _viewer;
///
/// This controller uses platform channels to bridge Dart with the C/C++ code for the Filament API.
/// Setting up the context/texture (since this is platform-specific) and the render ticker are platform-specific; all other methods are passed through by the platform channel to the methods specified in FlutterFilamentApi.h.
///
FilamentController() {
_channel.setMethodCallHandler((call) async {
throw Exception("Unknown method channel invocation ${call.method}");
});
}
Future setPostProcessing(bool enabled) async {
throw Exception();
}
Future setRendering(bool render) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
return _channel.invokeMethod("setRendering", render);
}
Future render() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("render");
}
Future setFrameRate(int framerate) async {
await _channel.invokeMethod("setFrameInterval", 1.0 / framerate);
}
void setPixelRatio(double ratio) {
_pixelRatio = ratio;
}
Future destroyViewer() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
_viewer = null;
await _channel.invokeMethod("destroyViewer");
_isReadyForScene = Completer();
}
Future destroyTexture() async {
await _channel.invokeMethod("destroyTexture");
_textureId = null;
_assetManager = 0;
_textureIdController.add(null);
}
///
/// The process for creating/initializing the Filament layer is as follows:
/// 1) Create a FilamentController
/// 2) Insert a FilamentWidget into the rendering tree
/// 3) Initially, this widget will only contain an empty Container. After the first frame is rendered, the widget itself will automatically call [createViewer] with the width/height from its constraints
/// 4) The FilamentWidget will replace the empty Container with the Texture widget.
///
Future<TextureDetails> createViewer(int width, int height) async {
throw Exception();
if (_viewer != null) {
throw Exception(
"Viewer already exists, make sure you call destroyViewer first");
}
if (_isReadyForScene.isCompleted) {
throw Exception(
"Do not call createViewer when a viewer has already been created without calling destroyViewer");
}
size = ui.Size(width * _pixelRatio, height * _pixelRatio);
_textureId =
await _channel.invokeMethod("createTexture", [size.width, size.height]);
_viewer = await _channel
.invokeMethod("createFilamentViewer", [size.width, size.height]);
await _channel.invokeMethod("updateViewportAndCameraProjection",
[size.width.toInt(), size.height.toInt(), 1.0]);
_assetManager = await _channel.invokeMethod("getAssetManager");
_textureIdController.add(_textureId);
_isReadyForScene.complete(true);
}
bool _resizing = false;
Future<TextureDetails> resize(int width, int height,
{double scaleFactor = 1.0}) async {
throw Exception();
_resizing = true;
_textureId = await _channel.invokeMethod(
"resize", [width * _pixelRatio, height * _pixelRatio, scaleFactor]);
_textureIdController.add(_textureId);
_resizing = false;
}
Future clearBackgroundImage() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("clearBackgroundImage");
}
Future setBackgroundImage(String path, {bool fillHeight = false}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setBackgroundImage", [path, fillHeight]);
}
Future setBackgroundColor(Color color) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setBackgroundColor", [
color.red.toDouble() / 255.0,
color.green.toDouble() / 255.0,
color.blue.toDouble() / 255.0,
color.alpha.toDouble() / 255.0
]);
}
Future setBackgroundImagePosition(double x, double y,
{bool clamp = false}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("setBackgroundImagePosition", [x, y, clamp ? 1 : 0]);
}
Future loadSkybox(String skyboxPath) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("loadSkybox", skyboxPath);
}
Future loadIbl(String lightingPath, {double intensity = 30000}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("loadIbl", [lightingPath, intensity]);
}
Future removeSkybox() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("removeSkybox");
}
Future removeIbl() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("removeIbl");
}
// copied from LightManager.h
// enum class Type : uint8_t {
// SUN, //!< Directional light that also draws a sun's disk in the sky.
// DIRECTIONAL, //!< Directional light, emits light in a given direction.
// POINT, //!< Point light, emits light from a position, in all directions.
// FOCUSED_SPOT, //!< Physically correct spot light.
// SPOT, //!< Spot light with coupling of outer cone and illumination disabled.
// };
Future<FilamentEntity> addLight(
int type,
double colour,
double intensity,
double posX,
double posY,
double posZ,
double dirX,
double dirY,
double dirZ,
bool castShadows) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var entity = await _channel.invokeMethod("addLight", [
type,
colour,
intensity,
posX,
posY,
posZ,
dirX,
dirY,
dirZ,
castShadows ? 1 : 0
]);
return entity as FilamentEntity;
}
Future removeLight(FilamentEntity light) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("removeLight", light);
}
Future clearLights() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("clearLights");
}
Future<FilamentEntity> loadGlb(String path, {bool unlit = false}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var asset =
await _channel.invokeMethod("loadGlb", [_assetManager, path, unlit]);
if (asset == _FILAMENT_ASSET_ERROR) {
throw Exception("An error occurred loading the asset at $path");
}
return asset;
}
Future<FilamentEntity> loadGltf(
String path, String relativeResourcePath) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var entity = await _channel
.invokeMethod("loadGltf", [_assetManager, path, relativeResourcePath]);
return entity as FilamentEntity;
}
Future panStart(double x, double y) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("grabBegin", [x * _pixelRatio, y * _pixelRatio, 1]);
}
Future panUpdate(double x, double y) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("grabUpdate", [x * _pixelRatio, y * _pixelRatio]);
}
Future panEnd() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("grabEnd");
}
Future rotateStart(double x, double y) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("grabBegin", [x * _pixelRatio, y * _pixelRatio, 0]);
}
Future rotateUpdate(double x, double y) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("grabUpdate", [x * _pixelRatio, y * _pixelRatio]);
}
Future rotateEnd() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("grabEnd");
}
Future setMorphTargetWeights(
FilamentEntity asset, String meshName, List<double> weights) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setMorphTargetWeights",
[_assetManager, asset, meshName, weights, weights.length]);
}
Future<List<String>> getMorphTargetNames(
FilamentEntity asset, String meshName) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var names = await _channel
.invokeMethod("getMorphTargetNames", [_assetManager, asset, meshName]);
return names.cast<String>();
}
Future<List<String>> getAnimationNames(FilamentEntity asset) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var names = await _channel
.invokeMethod("getAnimationNames", [_assetManager, asset]);
return names.cast<String>();
}
///
/// Returns the length (in seconds) of the animation at the given index.
///
Future<double> getAnimationDuration(
FilamentEntity asset, int animationIndex) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var duration = await _channel.invokeMethod(
"getAnimationDuration", [_assetManager, asset, animationIndex]);
return duration as double;
}
///
/// Animates morph target weights/bone transforms (where each frame requires a duration of [frameLengthInMs].
/// [morphWeights] is a list of doubles in frame-major format.
/// Each frame is [numWeights] in length, and each entry is the weight to be applied to the morph target located at that index in the mesh primitive at that frame.
///
Future setMorphAnimationData(
FilamentEntity asset, MorphAnimationData animation) async {
throw Exception("No viewer available, ignoring");
}
///
/// Animates morph target weights/bone transforms (where each frame requires a duration of [frameLengthInMs].
/// [morphWeights] is a list of doubles in frame-major format.
/// Each frame is [numWeights] in length, and each entry is the weight to be applied to the morph target located at that index in the mesh primitive at that frame.
/// for now we only allow animating a single bone (though multiple skinned targets are supported)
///
Future setBoneAnimation(
FilamentEntity asset, BoneAnimationData animation) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
// var data = calloc<Float>(animation.frameData.length);
// int offset = 0;
// var numFrames = animation.frameData.length ~/ 7;
// var boneNames = calloc<Pointer<Char>>(1);
// boneNames.elementAt(0).value =
// animation.boneName.toNativeUtf8().cast<Char>();
// var meshNames = calloc<Pointer<Char>>(animation.meshNames.length);
// for (int i = 0; i < animation.meshNames.length; i++) {
// meshNames.elementAt(i).value =
// animation.meshNames[i].toNativeUtf8().cast<Char>();
// }
// for (int i = 0; i < animation.frameData.length; i++) {
// data.elementAt(offset).value = animation.frameData[i];
// offset += 1;
// }
// await _channel.invokeMethod("setBoneAnimation", [
// _assetManager,
// asset,
// data,
// numFrames,
// 1,
// boneNames,
// meshNames,
// animation.meshNames.length,
// animation.frameLengthInMs
// ]);
// calloc.free(data);
}
Future removeAsset(FilamentEntity asset) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("removeAsset", asset);
}
Future clearAssets() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("clearAssets");
}
Future zoomBegin() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("scrollBegin");
}
Future zoomUpdate(double x, double y, double z) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("scrollUpdate", [x, y, z]);
}
Future zoomEnd() async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("scrollEnd");
}
Future playAnimation(FilamentEntity asset, int index,
{bool loop = false,
bool reverse = false,
bool replaceActive = true,
double crossfade = 0.0}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("playAnimation",
[_assetManager, asset, index, loop, reverse, replaceActive, crossfade]);
}
Future setAnimationFrame(
FilamentEntity asset, int index, int animationFrame) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod(
"setAnimationFrame", [_assetManager, asset, index, animationFrame]);
}
Future stopAnimation(FilamentEntity asset, int animationIndex) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("stopAnimation", [_assetManager, asset, animationIndex]);
}
Future setCamera(FilamentEntity asset, String? name) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
if (await _channel.invokeMethod("setCamera", [asset, name]) != true) {
throw Exception("Failed to set camera");
}
}
Future setToneMapping(ToneMapper mapper) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
if (!await _channel.invokeMethod("setToneMapping", mapper.index)) {
throw Exception("Failed to set tone mapper");
}
}
Future setBloom(double bloom) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
if (!await _channel.invokeMethod("setBloom", bloom)) {
throw Exception("Failed to set bloom");
}
}
Future setCameraFocalLength(double focalLength) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setCameraFocalLength", focalLength);
}
Future setCameraFocusDistance(double focusDistance) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setCameraFocusDistance", focusDistance);
}
Future setCameraPosition(double x, double y, double z) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setCameraPosition", [x, y, z]);
}
Future moveCameraToAsset(FilamentEntity asset) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("moveCameraToAsset", asset);
}
Future setViewFrustumCulling(bool enabled) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setViewFrustumCulling", enabled);
}
Future setCameraExposure(
double aperture, double shutterSpeed, double sensitivity) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod(
"setCameraExposure", [aperture, shutterSpeed, sensitivity]);
}
Future setCameraRotation(double rads, double x, double y, double z) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setCameraRotation", [rads, x, y, z]);
}
Future setCameraModelMatrix(List<double> matrix) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
assert(matrix.length == 16);
await _channel.invokeMethod("setCameraModelMatrix", matrix);
}
Future setTexture(FilamentEntity asset, String assetPath,
{int renderableIndex = 0}) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setTexture", [_assetManager, asset]);
}
Future setMaterialColor(FilamentEntity asset, String meshName,
int materialIndex, Color color) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
var result = await _channel.invokeMethod("setMaterialColor", [
_assetManager,
asset,
meshName,
materialIndex,
[
color.red.toDouble() / 255.0,
color.green.toDouble() / 255.0,
color.blue.toDouble() / 255.0,
color.alpha.toDouble() / 255.0
]
]);
if (!result) {
throw Exception("Failed to set material color");
}
}
Future transformToUnitCube(FilamentEntity asset) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("transformToUnitCube", [_assetManager, asset]);
}
Future setPosition(FilamentEntity asset, double x, double y, double z) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setPosition", [_assetManager, asset, x, y, z]);
}
Future setScale(FilamentEntity asset, double scale) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel.invokeMethod("setScale", [_assetManager, asset, scale]);
}
Future setRotation(
FilamentEntity asset, double rads, double x, double y, double z) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
await _channel
.invokeMethod("setRotation", [_assetManager, asset, rads, x, y, z]);
}
Future hide(FilamentEntity asset, String meshName) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
if (await _channel
.invokeMethod("hideMesh", [_assetManager, asset, meshName]) !=
1) {
throw Exception("Failed to hide mesh $meshName");
}
}
Future reveal(FilamentEntity asset, String meshName) async {
if (_viewer == null || _resizing) {
throw Exception("No viewer available, ignoring");
}
if (await _channel
.invokeMethod("revealMesh", [_assetManager, asset, meshName]) !=
1) {
throw Exception("Failed to reveal mesh $meshName");
}
}
@override
Future destroy() {
// TODO: implement destroy
throw UnimplementedError();
}
@override
void pick(int x, int y) {
// TODO: implement pick
}
@override
// TODO: implement pickResult
Stream<FilamentEntity?> get pickResult => throw UnimplementedError();
@override
String? getNameForEntity(FilamentEntity entity) {
// TODO: implement getNameForEntity
throw UnimplementedError();
}
@override
// TODO: implement textureDetails
TextureDetails? get textureDetails => throw UnimplementedError();
@override
// TODO: implement rendering
bool get rendering => throw UnimplementedError();
@override
// TODO: implement hasViewer
Stream<bool> get hasViewer => throw UnimplementedError();
}