author | Wuzzy <Wuzzy2@mail.ru> |
Mon, 10 Dec 2018 08:55:45 +0100 | |
changeset 14409 | 9561bf634b21 |
parent 14212 | bb2f301d4fe0 |
permissions | -rw-r--r-- |
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use integral_geometry::{Point, Size}; |
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use land2d::Land2D; |
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use crate::{ |
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LandGenerationParameters, |
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LandGenerator, |
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outline::OutlinePoints, |
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outline_template::OutlineTemplate |
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}; |
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pub struct TemplatedLandGenerator { |
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outline_template: OutlineTemplate, |
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} |
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impl TemplatedLandGenerator { |
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pub fn new(outline_template: OutlineTemplate) -> Self { |
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Self { outline_template } |
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} |
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} |
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impl LandGenerator for TemplatedLandGenerator { |
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fn generate_land<T: Copy + PartialEq, I: Iterator<Item = u32>>( |
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&self, |
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parameters: &LandGenerationParameters<T>, |
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random_numbers: &mut I, |
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) -> Land2D<T> { |
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let mut land = Land2D::new(self.outline_template.size, parameters.basic); |
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let mut points = OutlinePoints::from_outline_template( |
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&self.outline_template, |
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land.play_box(), |
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land.size(), |
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random_numbers, |
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); |
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// mirror |
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if self.outline_template.can_mirror { |
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if let Some(b) = random_numbers.next() { |
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if b & 1 != 0 { |
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points.mirror(); |
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} |
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} |
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} |
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// flip |
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if self.outline_template.can_flip { |
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if let Some(b) = random_numbers.next() { |
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if b & 1 != 0 { |
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points.flip(); |
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} |
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} |
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} |
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if !parameters.skip_distort { |
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points.distort(parameters.distance_divisor, random_numbers); |
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} |
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if !parameters.skip_bezier { |
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points.bezierize(5); |
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} |
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points.draw(&mut land, parameters.zero); |
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for p in &points.fill_points { |
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land.fill(*p, parameters.zero, parameters.zero) |
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} |
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points.draw(&mut land, parameters.basic); |
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land |
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} |
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} |