# Objective
- Implements maths and `Animatable` for `Srgba` as suggested
[here](https://github.com/bevyengine/bevy/issues/12617#issuecomment-2013494774).
## Solution
- Implements `Animatable` and maths for `Srgba` just like their
implemented for other colors.
---
## Changelog
- Updated the example to mention `Srgba`.
## Migration Guide
- The previously existing implementation of mul/div for `Srgba` did not
modify `alpha` but these operations do modify `alpha` now. Users need to
be aware of this change.
# Objective
Fixes#12200 .
## Solution
I added a Hue Trait with the rotate_hue method to enable hue rotation.
Additionally, I modified the implementation of animations in the
animated_material sample.
---
## Changelog
- Added a `Hue` trait to `bevy_color/src/color_ops.rs`.
- Added the `Hue` trait implementation to `Hsla`, `Hsva`, `Hwba`,
`Lcha`, and `Oklcha`.
- Updated animated_material sample.
## Migration Guide
Users of Oklcha need to change their usage to use the with_hue method
instead of the with_h method.
---------
Co-authored-by: Pablo Reinhardt <126117294+pablo-lua@users.noreply.github.com>
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
- Fixes#12202
## Solution
- Implements `Animatable` for all color types implementing arithmetic
operations.
- the colors returned by `Animatable`s methods are already clamped.
- Adds a `color_animation.rs` example.
- Implements the `*Assign` operators for color types that already had
the corresponding operators. This is just a 'nice to have' and I am
happy to remove this if it's not wanted.
---
## Changelog
- `bevy_animation` now depends on `bevy_color`.
- `LinearRgba`, `Laba`, `Oklaba` and `Xyza` implement `Animatable`.
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
Co-authored-by: Zachary Harrold <zac@harrold.com.au>
# Objective
Fixes#12224.
## Solution
- Expand `with_` methods for the `Oklch` to their full names.
- Expand `l` to `lightness` in `Oklaba` comments.
## Migration Guide
The following methods have been renamed for the `Oklch` color space:
- `with_l` -> `with_lightness`.
- `with_c` -> `with_chroma`.
- `with_h` -> `with_hue`.
# Objective
- Fixes#12202
## Solution
- This PR implements componentwise (including alpha) addition,
subtraction and scalar multiplication/division for some color types.
- The mentioned color types are `Laba`, `Oklaba`, `LinearRgba` and
`Xyza` as all of them are either physically or perceptually linear as
mentioned by @alice-i-cecile in the issue.
---
## Changelog
- Scalar mul/div for `LinearRgba` may modify alpha now.
## Migration Guide
- Users of scalar mul/div for `LinearRgba` need to be aware of the
change and maybe use the `.clamp()` methods or manually set the `alpha`
channel.
# Objective
Give Bevy a well-designed built-in color palette for users to use while
prototyping or authoring Bevy examples.
## Solution
Generate
([playground](https://play.rust-lang.org/?version=stable&mode=debug&edition=2021&gist=f7b3a3002fb7727db15c1197e0a1a373),
[gist](https://gist.github.com/rust-play/f7b3a3002fb7727db15c1197e0a1a373))
consts from [Tailwind](https://tailwindcss.com/docs/customizing-colors)
(mit license) json.
## Discussion
Are there other popular alternatives we should be looking at? Something
new and fancy involving a really long acronym like CIELUVLCh? I'm not a
tailwind user or color expert, but I really like the way it's broken up
into distinct but plentiful hue and lightness groups.
It beats needing some shades of red, scrolling through the [current
palette](https://docs.rs/bevy/latest/bevy/prelude/enum.Color.html),
choosing a few of `CRIMSON`, `MAROON`, `RED`, `TOMATO` at random and
calling it a day.
The best information I was able to dig up about the Tailwind palette is
from this thread:
https://twitter.com/steveschoger/status/1303795136703410180. Here are
some key excerpts:
> Tried to the "perceptually uniform" thing for Tailwind UI.
> Ultimately, it just resulted in a bunch of useless shades for colors
like yellow and green that are inherently brighter.
> With that said you're guaranteed to get a contrast ratio of 4.5:1 when
using any 700 shade (in some cases 600) on a 100 shade of the same hue.
> We just spent a lot of time looking at sites to figure out which
colors are popular and tried to fill all the gaps.
> Even the lime green is questionable but felt there needed to be
something in between the jump from yellow to green 😅
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
- Resolves#12463
## Solution
- Added `ClampColor`
Due to consistency, `is_within_bounds` is a method of `ClampColor`, like
`is_fully_transparent` is a method of `Alpha`
---
## Changelog
### Added
- `ClampColor` trait
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
- Even if we have `Laba` and `Oklcha` colorspaces using lightness as the
L field name, `Oklaba` doesn't do the same
- The shorthand function for creating a new color should be named
`Oklaba::lab`, but is named `lch`
## Solution
- Rename field l in `Oklaba` to lightness
- Rename `Oklaba::lch` to `Oklaba::lab`
---
## Changelog
### Changed
- Changed name in l field in `Oklaba` to lightness
- Changed method name `Oklaba::lch` to `Oklaba::lab`
## Migration Guide
If you were creating a Oklaba instance directly, instead of using L, you
should use lightness
```rust
// Before
let oklaba = Oklaba { l: 1., ..Default::default() };
// Now
let oklaba = Oklaba { lightness: 1., ..Default::default() };
```
if you were using the function `Oklaba::lch`, now the method is named
`Oklaba::lab`
# Objective
Fixes#12225
Prior to the `bevy_color` port, `GREEN` used to mean "full green." But
it is now a much darker color matching the css1 spec.
## Solution
Change usages of `basic::GREEN` or `css::GREEN` to `LIME` to restore the
examples to their former colors.
This also removes the duplicate definition of `GREEN` from `css`. (it
was already re-exported from `basic`)
## Note
A lot of these examples could use nicer colors. I'm not trying to do
that here.
"Dark Grey" will be tackled separately and has its own tracking issue.
# Objective
Addresses one of the side-notes in #12225.
Colors in the `basic` palette are inconsistent in a few ways:
- `CYAN` was named `AQUA` in the referenced spec. (an alias was added in
a later spec)
- Colors are defined with e.g. "half green" having a `g` value of `0.5`.
But any spec would have been based on 8-bit color, so `0x80 / 0xFF` or
`128 / 255` or ~`0.502`. This precision is likely meaningful when doing
color math/rounding.
## Solution
Regenerate the colors from
https://play.rust-lang.org/?version=stable&mode=debug&edition=2021&gist=37563bedc8858033bd8b8380328c5230
# Objective
This PR unpins `web-sys` so that unrelated projects that have
`bevy_render` in their workspace can finally update their `web-sys`.
More details in and fixes#12246.
## Solution
* Update `wgpu` from 0.19.1 to 0.19.3.
* Remove the `web-sys` pin.
* Update docs and wasm helper to remove the now-stale
`--cfg=web_sys_unstable_apis` Rust flag.
---
## Changelog
Updated `wgpu` to v0.19.3 and removed `web-sys` pin.
# Objective
- As part of the migration process we need to a) see the end effect of
the migration on user ergonomics b) check for serious perf regressions
c) actually migrate the code
- To accomplish this, I'm going to attempt to migrate all of the
remaining user-facing usages of `LegacyColor` in one PR, being careful
to keep a clean commit history.
- Fixes#12056.
## Solution
I've chosen to use the polymorphic `Color` type as our standard
user-facing API.
- [x] Migrate `bevy_gizmos`.
- [x] Take `impl Into<Color>` in all `bevy_gizmos` APIs
- [x] Migrate sprites
- [x] Migrate UI
- [x] Migrate `ColorMaterial`
- [x] Migrate `MaterialMesh2D`
- [x] Migrate fog
- [x] Migrate lights
- [x] Migrate StandardMaterial
- [x] Migrate wireframes
- [x] Migrate clear color
- [x] Migrate text
- [x] Migrate gltf loader
- [x] Register color types for reflection
- [x] Remove `LegacyColor`
- [x] Make sure CI passes
Incidental improvements to ease migration:
- added `Color::srgba_u8`, `Color::srgba_from_array` and friends
- added `set_alpha`, `is_fully_transparent` and `is_fully_opaque` to the
`Alpha` trait
- add and immediately deprecate (lol) `Color::rgb` and friends in favor
of more explicit and consistent `Color::srgb`
- standardized on white and black for most example text colors
- added vector field traits to `LinearRgba`: ~~`Add`, `Sub`,
`AddAssign`, `SubAssign`,~~ `Mul<f32>` and `Div<f32>`. Multiplications
and divisions do not scale alpha. `Add` and `Sub` have been cut from
this PR.
- added `LinearRgba` and `Srgba` `RED/GREEN/BLUE`
- added `LinearRgba_to_f32_array` and `LinearRgba::to_u32`
## Migration Guide
Bevy's color types have changed! Wherever you used a
`bevy::render::Color`, a `bevy::color::Color` is used instead.
These are quite similar! Both are enums storing a color in a specific
color space (or to be more precise, using a specific color model).
However, each of the different color models now has its own type.
TODO...
- `Color::rgba`, `Color::rgb`, `Color::rbga_u8`, `Color::rgb_u8`,
`Color::rgb_from_array` are now `Color::srgba`, `Color::srgb`,
`Color::srgba_u8`, `Color::srgb_u8` and `Color::srgb_from_array`.
- `Color::set_a` and `Color::a` is now `Color::set_alpha` and
`Color::alpha`. These are part of the `Alpha` trait in `bevy_color`.
- `Color::is_fully_transparent` is now part of the `Alpha` trait in
`bevy_color`
- `Color::r`, `Color::set_r`, `Color::with_r` and the equivalents for
`g`, `b` `h`, `s` and `l` have been removed due to causing silent
relatively expensive conversions. Convert your `Color` into the desired
color space, perform your operations there, and then convert it back
into a polymorphic `Color` enum.
- `Color::hex` is now `Srgba::hex`. Call `.into` or construct a
`Color::Srgba` variant manually to convert it.
- `WireframeMaterial`, `ExtractedUiNode`, `ExtractedDirectionalLight`,
`ExtractedPointLight`, `ExtractedSpotLight` and `ExtractedSprite` now
store a `LinearRgba`, rather than a polymorphic `Color`
- `Color::rgb_linear` and `Color::rgba_linear` are now
`Color::linear_rgb` and `Color::linear_rgba`
- The various CSS color constants are no longer stored directly on
`Color`. Instead, they're defined in the `Srgba` color space, and
accessed via `bevy::color::palettes::css`. Call `.into()` on them to
convert them into a `Color` for quick debugging use, and consider using
the much prettier `tailwind` palette for prototyping.
- The `LIME_GREEN` color has been renamed to `LIMEGREEN` to comply with
the standard naming.
- Vector field arithmetic operations on `Color` (add, subtract, multiply
and divide by a f32) have been removed. Instead, convert your colors
into `LinearRgba` space, and perform your operations explicitly there.
This is particularly relevant when working with emissive or HDR colors,
whose color channel values are routinely outside of the ordinary 0 to 1
range.
- `Color::as_linear_rgba_f32` has been removed. Call
`LinearRgba::to_f32_array` instead, converting if needed.
- `Color::as_linear_rgba_u32` has been removed. Call
`LinearRgba::to_u32` instead, converting if needed.
- Several other color conversion methods to transform LCH or HSL colors
into float arrays or `Vec` types have been removed. Please reimplement
these externally or open a PR to re-add them if you found them
particularly useful.
- Various methods on `Color` such as `rgb` or `hsl` to convert the color
into a specific color space have been removed. Convert into
`LinearRgba`, then to the color space of your choice.
- Various implicitly-converting color value methods on `Color` such as
`r`, `g`, `b` or `h` have been removed. Please convert it into the color
space of your choice, then check these properties.
- `Color` no longer implements `AsBindGroup`. Store a `LinearRgba`
internally instead to avoid conversion costs.
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
Co-authored-by: Afonso Lage <lage.afonso@gmail.com>
Co-authored-by: Rob Parrett <robparrett@gmail.com>
Co-authored-by: Zachary Harrold <zac@harrold.com.au>
# Objective
Just some mild annoyances:
- The `Color::Oklaba`, `Color::Oklcha` and `oklaba::Oklaba` doc comments
were inconsistent with the others
- The crate-level docs didn't include `Oklch` in the list of
representations and misspelt it in a later paragraph
## Solution
- Fix 'em
# Objective
- Fixes#12170
## Solution
- Moved the existing `color_from_entity` internals into
`Hsla::sequence_dispersed` which generates a randomly distributed but
deterministic color sequence based.
- Replicated the method for `Lcha` and `Oklcha` as well.
## Examples
### Getting a few colours for a quick palette
```rust
let palette = Hsla::sequence_dispersed().take(5).collect::<Vec<_>>();
/*[
Hsla::hsl(0.0, 1., 0.5),
Hsla::hsl(222.49225, 1., 0.5),
Hsla::hsl(84.984474, 1., 0.5),
Hsla::hsl(307.4767, 1., 0.5),
Hsla::hsl(169.96895, 1., 0.5),
]*/
```
### Getting a colour from an `Entity`
```rust
let color = Oklcha::sequence_dispersed().nth(entity.index() as u32).unwrap();
```
## Notes
This was previously a private function exclusively for `Entity` types.
I've decided it should instead be public and operate on a `u32`
directly, since this function may have broader uses for debugging
purposes.
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
The `css` contains all of the `basic` colors. Rather than defining them
twice, we can re-export them.
Suggested by @viridia <3
## Solution
- Re-export basic color palette within the css color palette.
- Remove the duplicate colors
- Fix alphabetization of the basic color palette file while I'm here
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
# Objective
- Complete compatibility with CSS Module 4
## Solution
- Added `Oklcha` which implements the Oklch color model.
- Updated `Color` and `LegacyColor` accordingly.
## Migration Guide
- Convert `Oklcha` to `Oklaba` using the provided `From` implementations
and then handle accordingly.
## Notes
This is the _last_ color space missing from the CSS Module 4 standard,
and is also the one I believe we should recommend users actually work
with for hand-crafting colours. It has all the uniformity benefits of
Oklab combined with the intuition chroma and hue provide (when compared
to a-axis and b-axis parameters).
# Objective
As suggested in #12163 by @cart, we should add convenience constructors
to `bevy_color::Color` to match the existing API (easing migration pain)
and generally improve ergonomics.
## Solution
- Add `const fn Color::rgba(red, green, blue, alpha)` and friends, which
directly construct the appropriate variant.
- Add `const fn Color::rgb(red, green, blue)` and friends, which impute
and alpha value of 1.0.
- Add `const BLACK, WHITE, NONE` to `Color`. These are stored in
`LinearRgba` to reduce pointless conversion costs and inaccuracy.
- Changed the default `Color` from `Srgba::WHITE` to the new linear
equivalent for the same reason.
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
# Objective
As we start to migrate to `bevy_color` in earnest (#12056), we should
make it visible to Bevy users, and usable in examples.
## Solution
1. Add a prelude to `bevy_color`: I've only excluded the rarely used
`ColorRange` type and the testing-focused color distance module. I
definitely think that some color spaces are less useful than others to
end users, but at the same time the types used there are very unlikely
to conflict with user-facing types.
2. Add `bevy_color` to `bevy_internal` as an optional crate.
3. Re-export `bevy_color`'s prelude as part of `bevy::prelude`.
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
Shows relationships between color spaces and explains what files should
contain which conversions.
# Objective
- Provide documentation for maintainers and users on how color space
conversion is implemented.
## Solution
- Created a mermaid diagram documenting the relationships between
various color spaces. This diagram also includes links to defining
articles, and edges include links to conversion formulae.
- Added a `conversion.md` document which is included in the
documentation of each of the color spaces. This ensures it is readily
visible in all relevant contexts.
## Notes
The diagram is in the Mermaid (`.mmd`) format, and must be converted
into an SVG file (or other image format) prior to use in Rust
documentation. I've included a link to
[mermaid.live](https://mermaid.live) as an option for doing such
conversion in an appropriate README.
Below is a screenshot of the documentation added.
![Capture](https://github.com/bevyengine/bevy/assets/2217286/370a65f2-6dd4-4af7-a99b-3763832d1b8a)
# Objective
This PR arose as part of the migration process for `bevy_color`: see
#12056.
While examining how `bevy_gizmos` stores color types internally, I found
that rather than storing a `Color` internally, it actually stores a
`[f32;4]` for a linear RGB, type aliased to a `ColorItem`.
While we don't *have* to clean this up to complete the migration, now
that we have explicit strong typing for linear color types we should use
them rather than replicating this idea throughout the codebase.
## Solution
- Added `LinearRgba::NAN`, for when you want to do cursed rendering
things.
- Replaced the internal color representation in `bevy_gizmo`: this was
`ColorItem`, but is now `LinearRgba`.
- `LinearRgba` is now `Pod`, enabling us to use the same fast `bytemuck`
bit twiddling tricks that we were using before. This requires:
1. Forcing `LinearRgba` to be `repr(C)`
2. Implementing `Zeroable`, and unsafe trait which defines what the
struct looks like when all values are zero.
3. Implementing `Pod`, a marker trait with stringent safety requirements
that is required for "plain old data".
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
# Objective
- LinearRgba is the color type intended for shaders but using it for
shaders is currently not easy because it doesn't implement ShaderType
## Solution
- add encase as a dependency and impl the required traits.
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
Co-authored-by: Zachary Harrold <zac@harrold.com.au>
# Objective
- Improve compatibility with CSS Module 4
- Simplify `Lcha` conversion functions
## Solution
- Added `Laba` which implements the Lab color model.
- Updated `Color` and `LegacyColor` accordingly.
## Migration Guide
- Convert `Laba` to either `Xyza` or `Lcha` using the provided `From`
implementations and then handle accordingly.
## Notes
The Lab color space is a required stepping stone when converting between
XYZ and Lch, therefore we already use the Lab color model, just in an
nameless fashion prone to errors.
This PR also includes a slightly broader refactor of the `From`
implementations between the various colour spaces to better reflect the
graph of definitions. My goal was to keep domain specific knowledge of
each colour space contained to their respective files (e.g., the
`From<Oklaba> for LinearRgba` definition was in `linear_rgba.rs` when it
probably belongs in `oklaba.rs`, since Linear sRGB is a fundamental
space and Oklab is defined in its relation to it)
# Objective
- Improve compatibility with CSS Module 4
- Simplify `Hsla` conversion functions
## Solution
- Added `Hsva` which implements the HSV color model.
- Added `Hwba` which implements the HWB color model.
- Updated `Color` and `LegacyColor` accordingly.
## Migration Guide
- Convert `Hsva` / `Hwba` to either `Hsla` or `Srgba` using the provided
`From` implementations and then handle accordingly.
## Notes
While the HSL color space is older than HWB, the formulation for HWB is
more directly related to RGB. Likewise, HSV is more closely related to
HWB than HSL. This makes the conversion of HSL to/from RGB more
naturally represented as the compound operation HSL <-> HSV <-> HWB <->
RGB. All `From` implementations for HSL, HSV, and HWB have been designed
to take the shortest path between itself and the target space.
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
- We should move towards a consistent use of the new `bevy_color` crate.
- As discussed in #12089, splitting this work up into small pieces makes
it easier to review.
## Solution
- Port all uses of `LegacyColor` in the `bevy_core_pipeline` to
`LinearRgba`
- `LinearRgba` is the correct type to use for internal rendering types
- Added `LinearRgba::BLACK` and `WHITE` (used during migration)
- Add `LinearRgba::grey` to more easily construct balanced grey colors
(used during migration)
- Add a conversion from `LinearRgba` to `wgpu::Color`. The converse was
not done at this time, as this is typically a user error.
I did not change the field type of the clear color on the cameras: as
this is user-facing, this should be done in concert with the other
configurable fields.
## Migration Guide
`ColorAttachment` now stores a `LinearRgba` color, rather than a Bevy
0.13 `Color`.
`set_blend_constant` now takes a `LinearRgba` argument, rather than a
Bevy 0.13 `Color`.
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
# Objective
- Fixes#12068
## Solution
- Split `bevy_render::color::colorspace` across the various space
implementations in `bevy_color` as appropriate.
- Moved `From` implementations involving
`bevy_render::color::LegacyColor` into `bevy_render::color`
## Migration Guide
###
`bevy_render::color::colorspace::SrgbColorSpace::<f32>::linear_to_nonlinear_srgb`
Use `bevy_color::color::gamma_function_inverse`
###
`bevy_render::color::colorspace::SrgbColorSpace::<f32>::nonlinear_to_linear_srgb`
Use `bevy_color::color::gamma_function`
###
`bevy_render::color::colorspace::SrgbColorSpace::<u8>::linear_to_nonlinear_srgb`
Modify the `u8` value to instead be an `f32` (`|x| x as f32 / 255.`),
use `bevy_color::color::gamma_function_inverse`, and back again.
###
`bevy_render::color::colorspace::SrgbColorSpace::<u8>::nonlinear_to_linear_srgb`
Modify the `u8` value to instead be an `f32` (`|x| x as f32 / 255.`),
use `bevy_color::color::gamma_function`, and back again.
###
`bevy_render::color::colorspace::HslRepresentation::hsl_to_nonlinear_srgb`
Use `Hsla`'s implementation of `Into<Srgba>`
###
`bevy_render::color::colorspace::HslRepresentation::nonlinear_srgb_to_hsl`
Use `Srgba`'s implementation of `Into<Hsla>`
###
`bevy_render::color::colorspace::LchRepresentation::lch_to_nonlinear_srgb`
Use `Lcha`'s implementation of `Into<Srgba>`
###
`bevy_render::color::colorspace::LchRepresentation::nonlinear_srgb_to_lch`
Use `Srgba`'s implementation of `Into<Lcha>`
# Objective
- Simplify `Srgba` hex string parsing using std hex parsing functions
and removing loops in favor of bitwise ops.
This is a follow-up of the `bevy_color` upstream PR review:
https://github.com/bevyengine/bevy/pull/12013#discussion_r1497408114
## Solution
- Reworked `Srgba::hex` to use `from_str_radix` and some bitwise ops;
---------
Co-authored-by: Rob Parrett <robparrett@gmail.com>
# Objective
- Add the new `-Zcheck-cfg` checks to catch more warnings
- Fixes#12091
## Solution
- Create a new `cfg-check` to the CI that runs `cargo check -Zcheck-cfg
--workspace` using cargo nightly (and fails if there are warnings)
- Fix all warnings generated by the new check
---
## Changelog
- Remove all redundant imports
- Fix cfg wasm32 targets
- Add 3 dead code exceptions (should StandardColor be unused?)
- Convert ios_simulator to a feature (I'm not sure if this is the right
way to do it, but the check complained before)
## Migration Guide
No breaking changes
---------
Co-authored-by: Alice Cecile <alice.i.cecile@gmail.com>
# Objective
The migration process for `bevy_color` (#12013) will be fairly involved:
there will be hundreds of affected files, and a large number of APIs.
## Solution
To allow us to proceed granularly, we're going to keep both
`bevy_color::Color` (new) and `bevy_render::Color` (old) around until
the migration is complete.
However, simply doing this directly is confusing! They're both called
`Color`, making it very hard to tell when a portion of the code has been
ported.
As discussed in #12056, by renaming the old `Color` type, we can make it
easier to gradually migrate over, one API at a time.
## Migration Guide
THIS MIGRATION GUIDE INTENTIONALLY LEFT BLANK.
This change should not be shipped to end users: delete this section in
the final migration guide!
---------
Co-authored-by: Alice Cecile <alice.i.cecil@gmail.com>
# Objective
Add XYZ colour space. This will be most useful as a conversion step when
working with other (more common) colour spaces. See
[Wikipedia](https://en.wikipedia.org/wiki/CIE_1931_color_space) for
details on this space.
## Solution
- Added `Xyza` to `Color` and as its own type.
---
## Changelog
- Added `Xyza` type.
- Added `Color::Xyza` variant.
## Migration Guide
- `Color` enum now has an additional member, `Xyza`. Convert it to any
other type to handle this case in match statements.
# Objective
- Assist Bevy contributors in the creation of `bevy_color` spaces by
ensuring consistent API implementation.
## Solution
Created a `pub(crate)` trait `StandardColor` which has all the
requirements for a typical color space (e.g, `Srgba`, `Color`, etc.).
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## Changelog
- Implemented traits missing from certain color spaces.
## Migration Guide
_No migration required_
# Objective
This provides a new set of color types and operations for Bevy.
Fixes: #10986#1402
## Solution
The new crate provides a set of distinct types for various useful color
spaces, along with utilities for manipulating and converting colors.
This is not a breaking change, as no Bevy APIs are modified (yet).
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Co-authored-by: François <mockersf@gmail.com>