845 lines
28 KiB
Dart
845 lines
28 KiB
Dart
import 'dart:math';
|
|
import 'dart:typed_data';
|
|
|
|
import 'package:thermion_dart/thermion_dart/entities/abstract_gizmo.dart';
|
|
import 'package:thermion_dart/thermion_dart/scene.dart';
|
|
import 'package:vector_math/vector_math_64.dart';
|
|
import 'dart:async';
|
|
import 'package:animation_tools_dart/animation_tools_dart.dart';
|
|
|
|
// a handle that can be safely passed back to the rendering layer to manipulate an Entity
|
|
typedef ThermionEntity = int;
|
|
|
|
// "picking" means clicking/tapping on the viewport, and unprojecting the X/Y coordinate to determine whether any renderable entities were present at those coordinates.
|
|
typedef FilamentPickResult = ({ThermionEntity entity, double x, double y});
|
|
|
|
enum LightType {
|
|
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,
|
|
}
|
|
|
|
enum ShadowType {
|
|
PCF, //!< percentage-closer filtered shadows (default)
|
|
VSM, //!< variance shadows
|
|
DPCF, //!< PCF with contact hardening simulation
|
|
PCSS, //!< PCF with soft shadows and contact hardening
|
|
}
|
|
|
|
// copied from filament/backened/DriverEnums.h
|
|
enum PrimitiveType {
|
|
// don't change the enums values (made to match GL)
|
|
POINTS, //!< points
|
|
LINES, //!< lines
|
|
UNUSED1,
|
|
LINE_STRIP, //!< line strip
|
|
TRIANGLES, //!< triangles
|
|
TRIANGLE_STRIP, //!< triangle strip
|
|
}
|
|
|
|
enum ToneMapper { ACES, FILMIC, LINEAR }
|
|
|
|
// see filament Manipulator.h for more details
|
|
enum ManipulatorMode { ORBIT, MAP, FREE_FLIGHT }
|
|
|
|
class TextureDetails {
|
|
final int textureId;
|
|
|
|
// both width and height are in physical, not logical pixels
|
|
final int width;
|
|
final int height;
|
|
|
|
TextureDetails(
|
|
{required this.textureId, required this.width, required this.height});
|
|
}
|
|
|
|
abstract class ThermionViewer {
|
|
Future<bool> get initialized;
|
|
|
|
///
|
|
/// The current dimensions of the viewport (in physical pixels).
|
|
///
|
|
late (double, double) viewportDimensions;
|
|
|
|
///
|
|
/// The current ratio of logical to physical pixels.
|
|
///
|
|
late double pixelRatio;
|
|
|
|
///
|
|
/// The result(s) of calling [pick] (see below).
|
|
/// This may be a broadcast stream, so you should ensure you have subscribed to this stream before calling [pick].
|
|
/// If [pick] is called without an active subscription to this stream, the results will be silently discarded.
|
|
///
|
|
Stream<FilamentPickResult> get pickResult;
|
|
|
|
///
|
|
/// The result(s) of calling [pickGizmo] (see below).
|
|
///
|
|
Stream<FilamentPickResult> get gizmoPickResult;
|
|
|
|
///
|
|
/// Whether the controller is currently rendering at [framerate].
|
|
///
|
|
bool get rendering;
|
|
|
|
///
|
|
/// Set to true to continuously render the scene at the framerate specified by [setFrameRate] (60 fps by default).
|
|
///
|
|
Future setRendering(bool render);
|
|
|
|
///
|
|
/// Render a single frame.
|
|
///
|
|
Future render();
|
|
|
|
///
|
|
/// Render a single frame to the viewport and copy the pixel buffer to [out].
|
|
///
|
|
Future<Uint8List> capture();
|
|
|
|
///
|
|
/// Sets the framerate for continuous rendering when [setRendering] is enabled.
|
|
///
|
|
Future setFrameRate(int framerate);
|
|
|
|
///
|
|
/// Destroys/disposes the viewer (including the entire scene). You cannot use the viewer after calling this method.
|
|
///
|
|
Future dispose();
|
|
|
|
///
|
|
/// Set the background image to [path] (which should have a file extension .png, .jpg, or .ktx).
|
|
/// This will be rendered at the maximum depth (i.e. behind all other objects including the skybox).
|
|
/// If [fillHeight] is false, the image will be rendered at its original size. Note this may cause issues with pixel density so be sure to specify the correct resolution
|
|
/// If [fillHeight] is true, the image will be stretched/compressed to fit the height of the viewport.
|
|
///
|
|
Future setBackgroundImage(String path, {bool fillHeight = false});
|
|
|
|
///
|
|
/// Moves the background image to the relative offset from the origin (bottom-left) specified by [x] and [y].
|
|
/// If [clamp] is true, the image cannot be positioned outside the bounds of the viewport.
|
|
///
|
|
Future setBackgroundImagePosition(double x, double y, {bool clamp = false});
|
|
|
|
///
|
|
/// Removes the background image.
|
|
///
|
|
Future clearBackgroundImage();
|
|
|
|
///
|
|
/// Sets the color for the background plane (positioned at the maximum depth, i.e. behind all other objects including the skybox).
|
|
///
|
|
Future setBackgroundColor(double r, double g, double b, double alpha);
|
|
|
|
///
|
|
/// Load a skybox from [skyboxPath] (which must be a .ktx file)
|
|
///
|
|
Future loadSkybox(String skyboxPath);
|
|
|
|
///
|
|
/// Removes the skybox from the scene.
|
|
///
|
|
Future removeSkybox();
|
|
|
|
///
|
|
/// Creates an indirect light by loading the reflections/irradiance from the KTX file.
|
|
/// Only one indirect light can be active at any given time; if an indirect light has already been loaded, it will be replaced.
|
|
///
|
|
Future loadIbl(String lightingPath, {double intensity = 30000});
|
|
|
|
///
|
|
/// Creates a indirect light with the given color.
|
|
/// Only one indirect light can be active at any given time; if an indirect light has already been loaded, it will be replaced.
|
|
///
|
|
Future createIbl(double r, double g, double b, double intensity);
|
|
|
|
///
|
|
/// Rotates the IBL & skybox.
|
|
///
|
|
Future rotateIbl(Matrix3 rotation);
|
|
|
|
///
|
|
/// Removes the image-based light from the scene.
|
|
///
|
|
Future removeIbl();
|
|
|
|
///
|
|
/// Add a light to the scene.
|
|
/// See LightManager.h for details
|
|
/// Note that [sunAngularRadius] is in degrees,
|
|
/// whereas [spotLightConeInner] and [spotLightConeOuter] are in radians
|
|
///
|
|
Future<ThermionEntity> addLight(
|
|
LightType type,
|
|
double colour,
|
|
double intensity,
|
|
double posX,
|
|
double posY,
|
|
double posZ,
|
|
double dirX,
|
|
double dirY,
|
|
double dirZ,
|
|
{double falloffRadius = 1.0,
|
|
double spotLightConeInner = pi / 8,
|
|
double spotLightConeOuter = pi / 4,
|
|
double sunAngularRadius = 0.545,
|
|
double sunHaloSize = 10.0,
|
|
double sunHaloFallof = 80.0,
|
|
bool castShadows = true});
|
|
|
|
Future removeLight(ThermionEntity light);
|
|
|
|
///
|
|
/// Remove all lights (excluding IBL) from the scene.
|
|
///
|
|
Future clearLights();
|
|
|
|
///
|
|
/// Load the .glb asset at the given path and insert into the scene.
|
|
/// Specify [numInstances] to create multiple instances (this is more efficient than dynamically instantating at a later time). You can then retrieve the created instances with [getInstances].
|
|
/// If you want to be able to call [createInstance] at a later time, you must pass true for [keepData].
|
|
/// If [keepData] is false, the source glTF data will be released and [createInstance] will throw an exception.
|
|
///
|
|
Future<ThermionEntity> loadGlb(String path,
|
|
{int numInstances = 1, bool keepData = false});
|
|
|
|
///
|
|
/// Create a new instance of [entity].
|
|
///
|
|
Future<ThermionEntity> createInstance(ThermionEntity entity);
|
|
|
|
///
|
|
/// Returns the number of instances of the asset associated with [entity].
|
|
///
|
|
Future<int> getInstanceCount(ThermionEntity entity);
|
|
|
|
///
|
|
/// Returns all instances of [entity].
|
|
///
|
|
Future<List<ThermionEntity>> getInstances(ThermionEntity entity);
|
|
|
|
///
|
|
/// Load the .gltf asset at the given path and insert into the scene.
|
|
/// [relativeResourcePath] is the folder path where the glTF resources are stored;
|
|
/// this is usually the parent directory of the .gltf file itself.
|
|
///
|
|
/// See [loadGlb] for an explanation of [keepData].
|
|
///
|
|
Future<ThermionEntity> loadGltf(String path, String relativeResourcePath,
|
|
{bool keepData = false});
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future panStart(double x, double y);
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future panUpdate(double x, double y);
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future panEnd();
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future rotateStart(double x, double y);
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future rotateUpdate(double x, double y);
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future rotateEnd();
|
|
|
|
///
|
|
/// Set the weights for all morph targets in [entity] to [weights].
|
|
/// Note that [weights] must contain values for ALL morph targets, but no exception will be thrown if you don't do so (you'll just get incorrect results).
|
|
/// If you only want to set one value, set all others to zero (check [getMorphTargetNames] if you need the get a list of all morph targets).
|
|
/// IMPORTANT - this accepts the actual ThermionEntity with the relevant morph targets (unlike [getMorphTargetNames], which uses the parent entity and the child mesh name).
|
|
/// Use [getChildEntityByName] if you are setting the weights for a child mesh.
|
|
///
|
|
Future setMorphTargetWeights(ThermionEntity entity, List<double> weights);
|
|
|
|
///
|
|
/// Gets the names of all morph targets for the child renderable [childEntity] under [entity].
|
|
///
|
|
Future<List<String>> getMorphTargetNames(
|
|
ThermionEntity entity, ThermionEntity childEntity);
|
|
|
|
///
|
|
/// Gets the names of all bones for the armature at [skinIndex] under the specified [entity].
|
|
///
|
|
Future<List<String>> getBoneNames(ThermionEntity entity, {int skinIndex = 0});
|
|
|
|
///
|
|
/// Gets the names of all glTF animations embedded in the specified entity.
|
|
///
|
|
Future<List<String>> getAnimationNames(ThermionEntity entity);
|
|
|
|
///
|
|
/// Returns the length (in seconds) of the animation at the given index.
|
|
///
|
|
Future<double> getAnimationDuration(
|
|
ThermionEntity entity, int animationIndex);
|
|
|
|
///
|
|
/// Animate the morph targets in [entity]. See [MorphTargetAnimation] for an explanation as to how to construct the animation frame data.
|
|
/// This method will check the morph target names specified in [animation] against the morph target names that actually exist exist under [meshName] in [entity],
|
|
/// throwing an exception if any cannot be found.
|
|
/// It is permissible for [animation] to omit any targets that do exist under [meshName]; these simply won't be animated.
|
|
///
|
|
Future setMorphAnimationData(
|
|
ThermionEntity entity, MorphAnimationData animation,
|
|
{List<String>? targetMeshNames});
|
|
|
|
///
|
|
/// Clear all current morph animations for [entity].
|
|
///
|
|
Future clearMorphAnimationData(ThermionEntity entity);
|
|
|
|
///
|
|
/// Resets all bones in the given entity to their rest pose.
|
|
/// This should be done before every call to addBoneAnimation.
|
|
///
|
|
Future resetBones(ThermionEntity entity);
|
|
|
|
///
|
|
/// Enqueues and plays the [animation] for the specified bone(s).
|
|
/// By default, frame data is interpreted as being in *parent* bone space;
|
|
/// a 45 degree around Y means the bone will rotate 45 degrees around the
|
|
/// Y axis of the parent bone *in its current orientation*.
|
|
/// (i.e NOT the parent bone's rest position!).
|
|
/// Currently, only [Space.ParentBone] and [Space.Model] are supported; if you want
|
|
/// to transform to another space, you will need to do so manually.
|
|
///
|
|
/// [fadeInInSecs]/[fadeOutInSecs]/[maxDelta] are used to cross-fade between
|
|
/// the current active glTF animation ("animation1") and the animation you
|
|
/// set via this method ("animation2"). The bone orientations will be
|
|
/// linearly interpolated between animation1 and animation2; at time 0,
|
|
/// the orientation will be 100% animation1, at time [fadeInInSecs], the
|
|
/// animation will be ((1 - maxDelta) * animation1) + (maxDelta * animation2).
|
|
/// This will be applied in reverse after [fadeOutInSecs].
|
|
///
|
|
///
|
|
Future addBoneAnimation(ThermionEntity entity, BoneAnimationData animation,
|
|
{int skinIndex = 0,
|
|
double fadeInInSecs = 0.0,
|
|
double fadeOutInSecs = 0.0,
|
|
double maxDelta = 1.0});
|
|
|
|
///
|
|
/// Gets the entity representing the bone at [boneIndex]/[skinIndex].
|
|
/// The returned entity is only intended for use with [getWorldTransform].
|
|
///
|
|
Future<ThermionEntity> getBone(ThermionEntity parent, int boneIndex,
|
|
{int skinIndex = 0});
|
|
|
|
///
|
|
/// Gets the local (relative to parent) transform for [entity].
|
|
///
|
|
Future<Matrix4> getLocalTransform(ThermionEntity entity);
|
|
|
|
///
|
|
/// Gets the world transform for [entity].
|
|
///
|
|
Future<Matrix4> getWorldTransform(ThermionEntity entity);
|
|
|
|
///
|
|
/// Gets the inverse bind (pose) matrix for the bone.
|
|
/// Note that [parent] must be the ThermionEntity returned by [loadGlb/loadGltf], not any other method ([getChildEntity] etc).
|
|
/// This is because all joint information is internally stored with the parent entity.
|
|
///
|
|
Future<Matrix4> getInverseBindMatrix(ThermionEntity parent, int boneIndex,
|
|
{int skinIndex = 0});
|
|
|
|
///
|
|
/// Sets the transform (relative to its parent) for [entity].
|
|
///
|
|
Future setTransform(ThermionEntity entity, Matrix4 transform);
|
|
|
|
///
|
|
/// Updates the bone matrices for [entity] (which must be the ThermionEntity
|
|
/// returned by [loadGlb/loadGltf]).
|
|
/// Under the hood, this just calls [updateBoneMatrices] on the Animator
|
|
/// instance of the relevant FilamentInstance (which uses the local
|
|
/// bone transform and the inverse bind matrix to set the bone matrix).
|
|
///
|
|
Future updateBoneMatrices(ThermionEntity entity);
|
|
|
|
///
|
|
/// Directly set the bone matrix for the bone at the given index.
|
|
/// Don't call this manually unless you know what you're doing.
|
|
///
|
|
Future setBoneTransform(
|
|
ThermionEntity entity, int boneIndex, Matrix4 transform,
|
|
{int skinIndex = 0});
|
|
|
|
///
|
|
/// Removes/destroys the specified entity from the scene.
|
|
/// [entity] will no longer be a valid handle after this method is called; ensure you immediately discard all references once this method is complete.
|
|
///
|
|
Future removeEntity(ThermionEntity entity);
|
|
|
|
///
|
|
/// Removes/destroys all renderable entities from the scene (including cameras).
|
|
/// All [ThermionEntity] handles will no longer be valid after this method is called; ensure you immediately discard all references to all entities once this method is complete.
|
|
///
|
|
Future clearEntities();
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future zoomBegin();
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future zoomUpdate(double x, double y, double z);
|
|
|
|
///
|
|
/// Called by `FilamentGestureDetector`. You probably don't want to call this yourself.
|
|
///
|
|
Future zoomEnd();
|
|
|
|
///
|
|
/// Schedules the glTF animation at [index] in [entity] to start playing on the next frame.
|
|
///
|
|
Future playAnimation(ThermionEntity entity, int index,
|
|
{bool loop = false,
|
|
bool reverse = false,
|
|
bool replaceActive = true,
|
|
double crossfade = 0.0,
|
|
double startOffset = 0.0});
|
|
|
|
///
|
|
/// Schedules the glTF animation at [index] in [entity] to start playing on the next frame.
|
|
///
|
|
Future playAnimationByName(ThermionEntity entity, String name,
|
|
{bool loop = false,
|
|
bool reverse = false,
|
|
bool replaceActive = true,
|
|
double crossfade = 0.0});
|
|
|
|
Future setAnimationFrame(
|
|
ThermionEntity entity, int index, int animationFrame);
|
|
|
|
Future stopAnimation(ThermionEntity entity, int animationIndex);
|
|
Future stopAnimationByName(ThermionEntity entity, String name);
|
|
|
|
///
|
|
/// Sets the current scene camera to the glTF camera under [name] in [entity].
|
|
///
|
|
Future setCamera(ThermionEntity entity, String? name);
|
|
|
|
///
|
|
/// Sets the current scene camera to the main camera (which is always available and added to every scene by default).
|
|
///
|
|
Future setMainCamera();
|
|
|
|
///
|
|
/// Returns the entity associated with the main camera.
|
|
///
|
|
Future<ThermionEntity> getMainCamera();
|
|
|
|
///
|
|
/// Sets the horizontal field of view (if [horizontal] is true) or vertical field of view for the currently active camera to [degrees].
|
|
/// The aspect ratio of the current viewport is used.
|
|
///
|
|
Future setCameraFov(double degrees, {bool horizontal = true});
|
|
|
|
///
|
|
/// Gets the field of view (in degrees).
|
|
///
|
|
Future<double> getCameraFov(bool horizontal);
|
|
|
|
///
|
|
/// Sets the tone mapping (requires postprocessing).
|
|
///
|
|
Future setToneMapping(ToneMapper mapper);
|
|
|
|
///
|
|
/// Sets the strength of the bloom.
|
|
///
|
|
Future setBloom(double bloom);
|
|
|
|
///
|
|
/// Sets the focal length of the camera. Default value is 28.0.
|
|
///
|
|
Future setCameraFocalLength(double focalLength);
|
|
|
|
///
|
|
/// Sets the distance (in world units) to the near/far planes for the active camera. Default values are 0.05/1000.0. See Camera.h for details.
|
|
///
|
|
Future setCameraCulling(double near, double far);
|
|
|
|
///
|
|
/// Get the distance (in world units) to the near culling plane for the active camera.
|
|
///
|
|
Future<double> getCameraCullingNear();
|
|
|
|
///
|
|
/// Get the distance (in world units) to the far culling plane for the active camera.
|
|
///
|
|
Future<double> getCameraCullingFar();
|
|
|
|
///
|
|
/// Sets the focus distance for the camera.
|
|
///
|
|
Future setCameraFocusDistance(double focusDistance);
|
|
|
|
///
|
|
/// Get the camera position in world space.
|
|
///
|
|
Future<Vector3> getCameraPosition();
|
|
|
|
///
|
|
/// Get the camera's model matrix.
|
|
///
|
|
Future<Matrix4> getCameraModelMatrix();
|
|
|
|
///
|
|
/// Get the camera's view matrix. See Camera.h for more details.
|
|
///
|
|
Future<Matrix4> getCameraViewMatrix();
|
|
|
|
///
|
|
/// Get the camera's projection matrix. See Camera.h for more details.
|
|
///
|
|
Future<Matrix4> getCameraProjectionMatrix();
|
|
|
|
///
|
|
/// Get the camera's culling projection matrix. See Camera.h for more details.
|
|
///
|
|
Future<Matrix4> getCameraCullingProjectionMatrix();
|
|
|
|
///
|
|
/// Get the camera's culling frustum in world space. Returns a (vector_math) [Frustum] instance where plane0-plane6 define the left, right, bottom, top, far and near planes respectively.
|
|
/// See Camera.h and (filament) Frustum.h for more details.
|
|
///
|
|
Future<Frustum> getCameraFrustum();
|
|
|
|
///
|
|
/// Set the camera position in world space. Note this is not persistent - any viewport navigation will reset the camera transform.
|
|
///
|
|
Future setCameraPosition(double x, double y, double z);
|
|
|
|
///
|
|
/// Get the camera rotation matrix.
|
|
///
|
|
Future<Matrix3> getCameraRotation();
|
|
|
|
///
|
|
/// Repositions the camera to the last vertex of the bounding box of [entity], looking at the penultimate vertex.
|
|
///
|
|
Future moveCameraToAsset(ThermionEntity entity);
|
|
|
|
///
|
|
/// Enables/disables frustum culling. Currently we don't expose a method for manipulating the camera projection/culling matrices so this is your only option to deal with unwanted near/far clipping.
|
|
///
|
|
Future setViewFrustumCulling(bool enabled);
|
|
|
|
///
|
|
/// Sets the camera exposure.
|
|
///
|
|
Future setCameraExposure(
|
|
double aperture, double shutterSpeed, double sensitivity);
|
|
|
|
///
|
|
/// Rotate the camera by [rads] around the given axis. Note this is not persistent - any viewport navigation will reset the camera transform.
|
|
///
|
|
Future setCameraRotation(Quaternion quaternion);
|
|
|
|
///
|
|
/// Sets the camera model matrix.
|
|
///
|
|
Future setCameraModelMatrix(List<double> matrix);
|
|
|
|
///
|
|
/// Sets the `baseColorFactor` property for the material at index [materialIndex] in [entity] under node [meshName] to [color].
|
|
///
|
|
Future setMaterialColor(ThermionEntity entity, String meshName,
|
|
int materialIndex, double r, double g, double b, double a);
|
|
|
|
///
|
|
/// Scale [entity] to fit within the unit cube.
|
|
///
|
|
Future transformToUnitCube(ThermionEntity entity);
|
|
|
|
///
|
|
/// Directly sets the world space position for [entity] to the given coordinates.
|
|
///
|
|
Future setPosition(ThermionEntity entity, double x, double y, double z);
|
|
|
|
///
|
|
/// Set the world space position for [lightEntity] to the given coordinates.
|
|
///
|
|
Future setLightPosition(
|
|
ThermionEntity lightEntity, double x, double y, double z);
|
|
|
|
///
|
|
/// Sets the world space direction for [lightEntity] to the given vector.
|
|
///
|
|
Future setLightDirection(ThermionEntity lightEntity, Vector3 direction);
|
|
|
|
///
|
|
/// Directly sets the scale for [entity], skipping all collision detection.
|
|
///
|
|
Future setScale(ThermionEntity entity, double scale);
|
|
|
|
///
|
|
/// Directly sets the rotation for [entity] to [rads] around the axis {x,y,z}, skipping all collision detection.
|
|
///
|
|
Future setRotation(
|
|
ThermionEntity entity, double rads, double x, double y, double z);
|
|
|
|
///
|
|
/// Queues an update to the worldspace position for [entity] to {x,y,z}.
|
|
/// The actual update will occur on the next frame, and will be subject to collision detection.
|
|
///
|
|
Future queuePositionUpdate(
|
|
ThermionEntity entity, double x, double y, double z,
|
|
{bool relative = false});
|
|
|
|
///
|
|
/// TODO
|
|
///
|
|
Future queuePositionUpdateFromViewportCoords(
|
|
ThermionEntity entity, double x, double y);
|
|
|
|
///
|
|
/// TODO
|
|
///
|
|
Future queueRelativePositionUpdateWorldAxis(ThermionEntity entity,
|
|
double viewportX, double viewportY, double x, double y, double z);
|
|
|
|
|
|
|
|
///
|
|
/// Queues an update to the worldspace rotation for [entity].
|
|
/// The actual update will occur on the next frame, and will be subject to collision detection.
|
|
///
|
|
Future queueRotationUpdate(
|
|
ThermionEntity entity, double rads, double x, double y, double z,
|
|
{bool relative = false});
|
|
|
|
///
|
|
/// Same as [queueRotationUpdate].
|
|
///
|
|
Future queueRotationUpdateQuat(ThermionEntity entity, Quaternion quat,
|
|
{bool relative = false});
|
|
|
|
///
|
|
/// Enable/disable postprocessing (disabled by default).
|
|
///
|
|
Future setPostProcessing(bool enabled);
|
|
|
|
///
|
|
/// Enable/disable shadows (disabled by default).
|
|
///
|
|
Future setShadowsEnabled(bool enabled);
|
|
|
|
///
|
|
/// Set shadow type.
|
|
///
|
|
Future setShadowType(ShadowType shadowType);
|
|
|
|
///
|
|
/// Set soft shadow options (ShadowType DPCF and PCSS)
|
|
///
|
|
Future setSoftShadowOptions(double penumbraScale, double penumbraRatioScale);
|
|
|
|
///
|
|
/// Set antialiasing options.
|
|
///
|
|
Future setAntiAliasing(bool msaa, bool fxaa, bool taa);
|
|
|
|
///
|
|
/// Sets the rotation for [entity] to the specified quaternion.
|
|
///
|
|
Future setRotationQuat(ThermionEntity entity, Quaternion rotation);
|
|
|
|
///
|
|
/// Reveal the node [meshName] under [entity]. Only applicable if [hide] had previously been called; this is a no-op otherwise.
|
|
///
|
|
Future reveal(ThermionEntity entity, String? meshName);
|
|
|
|
///
|
|
/// If [meshName] is provided, hide the node [meshName] under [entity], otherwise hide the root node for [entity].
|
|
/// The entity still exists in memory, but is no longer being rendered into the scene. Call [reveal] to re-commence rendering.
|
|
///
|
|
Future hide(ThermionEntity entity, String? meshName);
|
|
|
|
///
|
|
/// Used to select the entity in the scene at the given viewport coordinates.
|
|
/// Called by `FilamentGestureDetector` on a mouse/finger down event. You probably don't want to call this yourself.
|
|
/// This is asynchronous and will require 2-3 frames to complete - subscribe to the [pickResult] stream to receive the results of this method.
|
|
/// [x] and [y] must be in local logical coordinates (i.e. where 0,0 is at top-left of the ThermionWidget).
|
|
///
|
|
void pick(int x, int y);
|
|
|
|
///
|
|
/// Used to test whether a Gizmo is at the given viewport coordinates.
|
|
/// Called by `FilamentGestureDetector` on a mouse/finger down event. You probably don't want to call this yourself.
|
|
/// This is asynchronous and will require 2-3 frames to complete - subscribe to the [gizmoPickResult] stream to receive the results of this method.
|
|
/// [x] and [y] must be in local logical coordinates (i.e. where 0,0 is at top-left of the ThermionWidget).
|
|
///
|
|
void pickGizmo(int x, int y);
|
|
|
|
///
|
|
/// Retrieves the name assigned to the given ThermionEntity (usually corresponds to the glTF mesh name).
|
|
///
|
|
String? getNameForEntity(ThermionEntity entity);
|
|
|
|
///
|
|
/// Sets the options for manipulating the camera via the viewport.
|
|
/// ManipulatorMode.FREE_FLIGHT and ManipulatorMode.MAP are currently unsupported and will throw an exception.
|
|
///
|
|
Future setCameraManipulatorOptions(
|
|
{ManipulatorMode mode = ManipulatorMode.ORBIT,
|
|
double orbitSpeedX = 0.01,
|
|
double orbitSpeedY = 0.01,
|
|
double zoomSpeed = 0.01});
|
|
|
|
///
|
|
/// Returns all child entities under [parent].
|
|
///
|
|
Future<List<ThermionEntity>> getChildEntities(
|
|
ThermionEntity parent, bool renderableOnly);
|
|
|
|
///
|
|
/// Finds the child entity named [childName] associated with the given parent.
|
|
/// Usually, [parent] will be the return value from [loadGlb]/[loadGltf] and [childName] will be the name of a node/mesh.
|
|
///
|
|
Future<ThermionEntity> getChildEntity(
|
|
ThermionEntity parent, String childName);
|
|
|
|
///
|
|
/// List the name of all child entities under the given entity.
|
|
///
|
|
Future<List<String>> getChildEntityNames(ThermionEntity entity,
|
|
{bool renderableOnly = true});
|
|
|
|
///
|
|
/// If [recording] is set to true, each frame the framebuffer/texture will be written to /tmp/output_*.png.
|
|
/// This will impact performance; handle with care.
|
|
///
|
|
Future setRecording(bool recording);
|
|
|
|
///
|
|
/// Sets the output directory where recorded PNGs will be placed.
|
|
///
|
|
Future setRecordingOutputDirectory(String outputDirectory);
|
|
|
|
///
|
|
/// An [entity] will only be animatable after an animation component is attached.
|
|
/// Any calls to [playAnimation]/[setBoneAnimation]/[setMorphAnimation] will have no visual effect until [addAnimationComponent] has been called on the instance.
|
|
///
|
|
Future addAnimationComponent(ThermionEntity entity);
|
|
|
|
///
|
|
/// Removes an animation component from [entity].
|
|
///
|
|
Future removeAnimationComponent(ThermionEntity entity);
|
|
|
|
///
|
|
/// Makes [entity] collidable.
|
|
/// This allows you to call [testCollisions] with any other entity ("entity B") to see if [entity] has collided with entity B. The callback will be invoked if so.
|
|
/// Alternatively, if [affectsTransform] is true and this entity collides with another entity, any queued position updates to the latter entity will be ignored.
|
|
///
|
|
Future addCollisionComponent(ThermionEntity entity,
|
|
{void Function(int entityId1, int entityId2)? callback,
|
|
bool affectsTransform = false});
|
|
|
|
///
|
|
/// Removes the collision component from [entity], meaning this will no longer be tested when [testCollisions] or [queuePositionUpdate] is called with another entity.
|
|
///
|
|
Future removeCollisionComponent(ThermionEntity entity);
|
|
|
|
///
|
|
/// Creates a (renderable) entity with the specified geometry and adds to the scene.
|
|
///
|
|
Future createGeometry(List<double> vertices, List<int> indices,
|
|
{String? materialPath,
|
|
PrimitiveType primitiveType = PrimitiveType.TRIANGLES});
|
|
|
|
///
|
|
/// Gets the parent entity of [entity]. Returns null if the entity has no parent.
|
|
///
|
|
Future<ThermionEntity?> getParent(ThermionEntity entity);
|
|
|
|
///
|
|
/// Gets the ancestor (ultimate parent) entity of [entity]. Returns null if the entity has no parent.
|
|
///
|
|
Future<ThermionEntity?> getAncestor(ThermionEntity entity);
|
|
|
|
///
|
|
/// Sets the parent transform of [child] to [parent].
|
|
///
|
|
Future setParent(ThermionEntity child, ThermionEntity parent,
|
|
{bool preserveScaling});
|
|
|
|
///
|
|
/// Test all collidable entities against this entity to see if any have collided.
|
|
/// This method returns void; the relevant callback passed to [addCollisionComponent] will be fired if a collision is detected.
|
|
///
|
|
Future testCollisions(ThermionEntity entity);
|
|
|
|
///
|
|
/// Sets the draw priority for the given entity. See RenderableManager.h for more details.
|
|
///
|
|
Future setPriority(ThermionEntity entityId, int priority);
|
|
|
|
///
|
|
/// The Scene holds all loaded entities/lights.
|
|
///
|
|
Scene get scene;
|
|
|
|
///
|
|
/// The gizmo for translating/rotating objects. Only one gizmo is present in the scene.
|
|
///
|
|
AbstractGizmo? get gizmo;
|
|
|
|
///
|
|
/// Register a callback to be invoked when this viewer is disposed.
|
|
///
|
|
void onDispose(Future Function() callback);
|
|
|
|
///
|
|
/// Gets the 2D bounding box (in viewport coordinates) for the given entity.
|
|
///
|
|
Future<Aabb2> getBoundingBox(ThermionEntity entity);
|
|
|
|
///
|
|
/// Filament assigns renderables to a numeric layer.
|
|
/// We place all scene assets in layer 0 (enabled by default), gizmos in layer 1 (enabled by default), world grid in layer 2 (disabled by default).
|
|
/// Use this method to toggle visibility of the respective layer.
|
|
///
|
|
Future setLayerEnabled(int layer, bool enabled);
|
|
|
|
///
|
|
/// Show/hide the translation gizmo.
|
|
///
|
|
Future setGizmoVisibility(bool visible);
|
|
|
|
///
|
|
/// Renders an outline around [entity] with the given color.
|
|
///
|
|
Future setStencilHighlight(ThermionEntity entity,
|
|
{double r = 1.0, double g = 0.0, double b = 0.0});
|
|
|
|
///
|
|
/// Removes the outline around [entity]. Noop if there was no highlight.
|
|
///
|
|
Future removeStencilHighlight(ThermionEntity entity);
|
|
}
|