[−][src]Trait footile::PixFmt

pub trait PixFmt: Clone + Default {
    fn color_type() -> ColorType;
    fn over(pix: &mut [Self], mask: &[u8], src: Self);
    fn divide_alpha(pix: &mut [Self]);

    fn as_u8_slice(pix: &[Self]) -> &[u8] { ... }
    fn as_u8_slice_mut(pix: &mut [Self]) -> &mut [u8] { ... }
    fn as_slice(pix: &[u8]) -> &[Self] { ... }
    fn as_slice_mut(pix: &mut [u8]) -> &mut [Self] { ... }
}

Pixel format.

This determines color components and bit depth, as well as the layout of pixels in memory.

Required methods

`fn color_type() -> ColorType`

Get the PNG color type.

`fn over(pix: &mut [Self], mask: &[u8], src: Self)`

Blend pixels with an alpha mask.

pix Slice of pixels.
mask Alpha mask for compositing.
src Source color.

`fn divide_alpha(pix: &mut [Self])`

Divide alpha (remove premultiplied alpha)

pix Slice of pixels.

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Provided methods

`fn as_u8_slice(pix: &[Self]) -> &[u8]`

Convert a pixel slice into a u8 slice.

pix Slice of pixels.

`fn as_u8_slice_mut(pix: &mut [Self]) -> &mut [u8]`

Convert a pixel slice into a mutable u8 slice.

pix Slice of pixels.

`fn as_slice(pix: &[u8]) -> &[Self]`

Convert a u8 slice into a pixel slice.

pix Slice of u8 pixel data.

`fn as_slice_mut(pix: &mut [u8]) -> &mut [Self]`

Convert a u8 slice into a mutable pixel slice.

pix Slice of u8 pixel data.

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Implementors

`impl PixFmt for Gray8`[src]

`fn color_type() -> ColorType`[src]

Get the PNG color type.

`fn over(pix: &mut [Self], mask: &[u8], clr: Self)`[src]

Blend pixels with an alpha mask.

pix Slice of pixels.
mask Alpha mask for compositing.
src Source color.

`fn divide_alpha(_pix: &mut [Self])`[src]

Divide alpha (remove premultiplied alpha)

`fn as_u8_slice(pix: &[Self]) -> &[u8]`[src]

`fn as_u8_slice_mut(pix: &mut [Self]) -> &mut [u8]`[src]

`fn as_slice(pix: &[u8]) -> &[Self]`[src]

`fn as_slice_mut(pix: &mut [u8]) -> &mut [Self]`[src]

`impl PixFmt for Rgb8`[src]

`fn color_type() -> ColorType`[src]

Get the PNG color type.

`fn over(pix: &mut [Self], mask: &[u8], clr: Self)`[src]

Blend pixels with an alpha mask.

pix Slice of pixels.
mask Alpha mask for compositing.
src Source color.

`fn divide_alpha(_pix: &mut [Self])`[src]

Divide alpha (remove premultiplied alpha)

`fn as_u8_slice(pix: &[Self]) -> &[u8]`[src]

`fn as_u8_slice_mut(pix: &mut [Self]) -> &mut [u8]`[src]

`fn as_slice(pix: &[u8]) -> &[Self]`[src]

`fn as_slice_mut(pix: &mut [u8]) -> &mut [Self]`[src]

`impl PixFmt for Rgba8`[src]

`fn color_type() -> ColorType`[src]

Get the PNG color type.

`fn over(pix: &mut [Self], mask: &[u8], clr: Self)`[src]

Blend pixels with an alpha mask.

pix Slice of pixels.
mask Alpha mask for compositing.
src Source color.

`fn divide_alpha(pix: &mut [Self])`[src]

Divide alpha (remove premultiplied alpha)

`fn as_u8_slice(pix: &[Self]) -> &[u8]`[src]

`fn as_u8_slice_mut(pix: &mut [Self]) -> &mut [u8]`[src]

`fn as_slice(pix: &[u8]) -> &[Self]`[src]

`fn as_slice_mut(pix: &mut [u8]) -> &mut [Self]`[src]

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