Eric Brown lotus128
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| use bevy::{ | |
| log::debug, | |
| math::{Dir3, Vec3}, | |
| }; | |
| fn map_range(from_range: (f32, f32), to_range: (f32, f32), s: f32) -> f32 { | |
| to_range.0 | |
| + (s - from_range.0) * (to_range.1 - to_range.0) | |
| / (from_range.1 - from_range.0) | |
| } |
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| pub fn determine_next_heel_stage_surface( | |
| rapier_context: &Res<RapierContext>, | |
| root_position: Vec3, | |
| root_rotation: Quat, | |
| cast_origin_forward: f32, | |
| cast_origin_down: f32, | |
| cast_distance: f32, | |
| cast_max_angle: f32, | |
| ) -> Option<StageSurfaceData> { |
lotus128
/ bevy_rapier_3d_character_controller.rs
Created
November 23, 2024 20:13
step down character controller
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| /// Determine the next "step down" stage surface for a character. | |
| /// | |
| /// # Parameters | |
| pub fn get_step_down_floor( | |
| rapier_context: &RapierContext, | |
| query_filter: QueryFilter, | |
| root_source_translation: Vec3, | |
| root_source_rotation: Quat, | |
| wall_cast_origin_local_neg_y: f32, | |
| wall_cast_distance: f32, |
lotus128
/ character_contorller_utils_.rs
Last active
November 23, 2024 03:36
Bevy character controller rotate body around root
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| /// translate and rotate a point around anhter | |
| pub fn rotate_point_around_pivot( | |
| point: Vec3, | |
| pivot: Vec3, | |
| rotation: Quat, | |
| ) -> Vec3 { | |
| // Translate the point to the origin | |
| let translated_point = point - pivot; | |
| // Apply the rotation |
lotus128
/ character_controller_3d.rs
Created
November 16, 2024 14:55
3D character controller in Bevy with Avian3D
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| /// determine next linear velocity for a character. | |
| /// "with body" means veloicity is applied to the body. | |
| // TODO move to avian3d_lib | |
| pub fn determine_next_step_linear_velocity_for_rigidbody_with_body( | |
| spatial_query: &SpatialQuery, | |
| query_filter: SpatialQueryFilter, | |
| start_root_global_translation: Vec3, | |
| start_root_global_rotation: Quat, | |
| body_shape: SharedShape, | |
| body_local_translation: Vec3, |
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| import { ValueOf } from 'type-fest'; | |
| /** | |
| * a "type map" is a map of type tag/ discriminator to type. | |
| * https://javascript.plainenglish.io/tagged-union-types-in-typescript-leveraging-type-safety-and-flexibility-be0e60145815 | |
| * | |
| * type maps are useful for creating event maps or action maps. | |
| * | |
| * Actions as in Redux action: https://redux.js.org/tutorials/fundamentals/part-2-concepts-data-flow#actions | |
| */ |
lotus128
/ lab-typescript-mapped-types-select-with-order.ts
Created
October 12, 2023 21:47
Lab, TypeScript mapped types: select from Record with order
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| function pickValueOfRecordUsingOrder< | |
| TKey extends PropertyKey, | |
| const TOrder extends ReadonlyArray<TKey>, | |
| const TInputRecord extends Record<TOrder[number], number>, | |
| TResultArray extends { | |
| [X in keyof TOrder]: TInputRecord[TOrder[X]] // any value can be selected | |
| }, | |
| >( | |
| input: TInputRecord, | |
| order: TOrder |
lotus128
/ lab-typescript-mapped-types-tuples.ts
Last active
October 12, 2023 20:31
Lab, TypeScript Mapped Types with Tuples
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| interface HasGetValue<TValue> { | |
| getValue: () => TValue | |
| } | |
| function transformArray< | |
| TInputs extends Array<HasGetValue<unknown>>, | |
| TOuptuts = { [X in keyof TInputs]: ReturnType<TInputs[X]['getValue']> } | |
| >( | |
| inputs: TInputs | |
| ): TOuptuts { |
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| "deploy-update": "zip -r function.zip . -x \".git/*\" -x \".gitignore\" -x \"./node_modules/aws-sdk/*\" -x \"./node_modules/events/\" -x \"./node_modules/ieee754/\" -x \"./node_modules/jmespath/\" -x \"./node_modules/querystring/\" -x \"./node_modules/sax/\" -x \"./node_modules/url/\" -x \"./node_modules/uuid/\" -x \"./node_modules/xml2js/\" && aws lambda update-function-code --function-name ComicPagePublish --zip-file fileb://function.zip" |
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| :: creates a .gif from an input file | |
| :: supports drag and drop | |
| ffmpeg -y -i %~1 -vf "fps=12,scale=640:-1:flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse" -loop 0 %~1.gif |
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