78 lines
1.6 KiB
Rust
78 lines
1.6 KiB
Rust
/// as to not yet rename all references
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pub mod color {
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pub use super::*;
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}
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pub mod image;
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pub use self::image::Image;
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pub use crate::color::*;
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use crate::raster_types::CPU;
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use std::fmt::Debug;
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pub trait Bitmap {
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type Pixel: Pixel;
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fn width(&self) -> u32;
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fn height(&self) -> u32;
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fn dimensions(&self) -> (u32, u32) {
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(self.width(), self.height())
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}
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fn dim(&self) -> (u32, u32) {
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self.dimensions()
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}
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fn get_pixel(&self, x: u32, y: u32) -> Option<Self::Pixel>;
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}
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impl<T: Bitmap> Bitmap for &T {
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type Pixel = T::Pixel;
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fn width(&self) -> u32 {
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(**self).width()
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}
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fn height(&self) -> u32 {
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(**self).height()
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}
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fn get_pixel(&self, x: u32, y: u32) -> Option<Self::Pixel> {
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(**self).get_pixel(x, y)
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}
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}
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impl<T: Bitmap> Bitmap for &mut T {
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type Pixel = T::Pixel;
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fn width(&self) -> u32 {
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(**self).width()
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}
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fn height(&self) -> u32 {
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(**self).height()
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}
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fn get_pixel(&self, x: u32, y: u32) -> Option<Self::Pixel> {
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(**self).get_pixel(x, y)
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}
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}
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pub trait BitmapMut: Bitmap {
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fn get_pixel_mut(&mut self, x: u32, y: u32) -> Option<&mut Self::Pixel>;
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fn set_pixel(&mut self, x: u32, y: u32, pixel: Self::Pixel) {
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*self.get_pixel_mut(x, y).unwrap() = pixel;
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}
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fn map_pixels<F: Fn(Self::Pixel) -> Self::Pixel>(&mut self, map_fn: F) {
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for y in 0..self.height() {
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for x in 0..self.width() {
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let pixel = self.get_pixel(x, y).unwrap();
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self.set_pixel(x, y, map_fn(pixel));
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}
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}
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}
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}
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impl<T: BitmapMut + Bitmap> BitmapMut for &mut T {
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fn get_pixel_mut(&mut self, x: u32, y: u32) -> Option<&mut Self::Pixel> {
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(*self).get_pixel_mut(x, y)
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}
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}
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