cargo fmt
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38
src/agent.rs
38
src/agent.rs
@ -1,11 +1,8 @@
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use crate::{
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util::wrap,
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buffer::Buf,
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};
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use crate::{buffer::Buf, util::wrap};
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use fastapprox::faster::{cos, sin};
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use rand::{seq::SliceRandom, Rng};
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use std::f32::consts::TAU;
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use fastapprox::faster::{cos, sin};
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use std::fmt::{Display, Formatter};
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// A single Physarum agent. The x and y positions are continuous, hence we use floating point numbers instead of integers.
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@ -30,7 +27,13 @@ impl Display for Agent {
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impl Agent {
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// Construct a new agent with random parameters.
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pub fn new<R: Rng + ?Sized>(width: usize, height: usize, id: usize, rng: &mut R, i: usize) -> Self {
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pub fn new<R: Rng + ?Sized>(
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width: usize,
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height: usize,
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id: usize,
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rng: &mut R,
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i: usize,
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) -> Self {
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let (x, y, angle) = rng.gen::<(f32, f32, f32)>();
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Agent {
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x: x * width as f32,
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@ -43,7 +46,16 @@ impl Agent {
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// Tick an agent
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#[inline]
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pub fn tick(&mut self, buf: &Buf, sensor_distance: f32, sensor_angle: f32, rotation_angle: f32, step_distance: f32, width: usize, height: usize) {
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pub fn tick(
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&mut self,
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buf: &Buf,
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sensor_distance: f32,
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sensor_angle: f32,
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rotation_angle: f32,
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step_distance: f32,
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width: usize,
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height: usize,
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) {
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let xc = self.x + cos(self.angle) * sensor_distance;
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let yc = self.y + sin(self.angle) * sensor_distance;
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@ -77,14 +89,8 @@ impl Agent {
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let delta_angle = rotation_angle * direction;
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self.angle = wrap(self.angle + delta_angle, TAU);
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self.x = wrap(
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self.x + step_distance * cos(self.angle),
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width as f32,
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);
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self.y = wrap(
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self.y + step_distance * sin(self.angle),
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height as f32,
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);
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self.x = wrap(self.x + step_distance * cos(self.angle), width as f32);
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self.y = wrap(self.y + step_distance * sin(self.angle), height as f32);
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}
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}
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@ -108,4 +114,4 @@ impl PartialEq for Agent {
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&& self.population_id == other.population_id
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&& self.i == other.i
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}
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}
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}
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288
src/blur.rs
288
src/blur.rs
@ -148,15 +148,69 @@ mod tests {
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// ndimage.uniform_filter(a, size=3, mode='wrap') # 2D blur
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let mut src: Vec<f32> = vec![
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0.32352856, 0.06571674, 0.01939427, 0.06352045, 0.708_527, 0.617_221_7, 0.16638431,
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0.628_400_74, 0.554_893_9, 0.240_076_77, 0.325_009_94, 0.08515139, 0.679_840_9, 0.6975669,
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0.736_234_25, 0.55053085, 0.692_227_66, 0.22727048, 0.13594262, 0.10002105, 0.16099514,
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0.07719103, 0.23984282, 0.9083058, 0.642_227_4, 0.968_934_2, 0.74662715, 0.715_620_1,
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0.736_546_5, 0.70610344, 0.221_011_18, 0.755_721_87, 0.691_958_84, 0.837_414, 0.27583158,
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0.572_570_5, 0.681_606, 0.392_373_38, 0.33524343, 0.893_968_34, 0.602_969_35, 0.171_301_13,
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0.1733834, 0.771_278_2, 0.99537134, 0.915_049_6, 0.493_121_1, 0.430_352_03, 0.70297265,
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0.367_341_8, 0.4551964, 0.471_043_14, 0.603_747_8, 0.738_726_85, 0.5630592, 0.974_402_25,
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0.633_682_85, 0.841_092_94, 0.24447136, 0.750384, 0.16893725, 0.542_256_65, 0.435_607_82,
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0.32352856,
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0.06571674,
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0.01939427,
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0.06352045,
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0.708_527,
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0.617_221_7,
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0.16638431,
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0.628_400_74,
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0.554_893_9,
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0.240_076_77,
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0.325_009_94,
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0.08515139,
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0.679_840_9,
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0.6975669,
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0.736_234_25,
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0.55053085,
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0.692_227_66,
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0.22727048,
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0.13594262,
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0.10002105,
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0.16099514,
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0.07719103,
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0.23984282,
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0.9083058,
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0.642_227_4,
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0.968_934_2,
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0.74662715,
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0.715_620_1,
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0.736_546_5,
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0.70610344,
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0.221_011_18,
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0.755_721_87,
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0.691_958_84,
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0.837_414,
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0.27583158,
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0.572_570_5,
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0.681_606,
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0.392_373_38,
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0.33524343,
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0.893_968_34,
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0.602_969_35,
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0.171_301_13,
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0.1733834,
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0.771_278_2,
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0.99537134,
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0.915_049_6,
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0.493_121_1,
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0.430_352_03,
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0.70297265,
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0.367_341_8,
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0.4551964,
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0.471_043_14,
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0.603_747_8,
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0.738_726_85,
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0.5630592,
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0.974_402_25,
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0.633_682_85,
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0.841_092_94,
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0.24447136,
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0.750384,
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0.16893725,
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0.542_256_65,
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0.435_607_82,
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0.414_971_23,
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];
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let (width, height) = (8, 8);
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@ -165,15 +219,69 @@ mod tests {
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blur.box_blur_h(&src, &mut dst, width, 1);
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let mut sol: Vec<f32> = vec![
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0.339_215_37, 0.136_213_18, 0.04954382, 0.263_813_9, 0.46308973, 0.497_377_7, 0.470_668_94,
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0.372_771_2, 0.448_500_5, 0.373_326_87, 0.21674603, 0.363_334_1, 0.48751974, 0.70454735,
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0.661_444, 0.613_886_36, 0.609_268, 0.351_813_58, 0.15441138, 0.1323196, 0.11273574,
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0.159343, 0.40844655, 0.613_458_75, 0.788_961_2, 0.785_929_56, 0.810_393_8, 0.732_931_26,
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0.719_423_35, 0.554_553_7, 0.560_945_5, 0.539_653_5, 0.807_780_4, 0.601_734_8, 0.561_938_7,
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0.510_002_7, 0.548_849_94, 0.46974093, 0.540_528_4, 0.640_390_2, 0.40154082, 0.315_884_62,
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0.371_987_58, 0.646_677_6, 0.893_899_74, 0.801_180_66, 0.612_840_9, 0.508_814_16, 0.681_572_2,
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0.508_503_6, 0.431_193_77, 0.509_995_76, 0.604_505_9, 0.635_177_9, 0.758_729_4, 0.746_811_33,
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0.629_915_65, 0.573_082_4, 0.611_982_76, 0.38793087, 0.48719263, 0.38226724, 0.464_278_58,
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0.339_215_37,
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0.136_213_18,
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0.04954382,
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0.263_813_9,
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0.46308973,
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0.497_377_7,
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0.470_668_94,
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0.372_771_2,
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0.448_500_5,
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0.373_326_87,
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0.21674603,
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0.363_334_1,
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0.48751974,
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0.70454735,
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0.661_444,
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0.613_886_36,
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0.609_268,
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0.351_813_58,
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0.15441138,
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0.1323196,
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0.11273574,
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0.159343,
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0.40844655,
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0.613_458_75,
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0.788_961_2,
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0.785_929_56,
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0.810_393_8,
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0.732_931_26,
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0.719_423_35,
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0.554_553_7,
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0.560_945_5,
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0.539_653_5,
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0.807_780_4,
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0.601_734_8,
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0.561_938_7,
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0.510_002_7,
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0.548_849_94,
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0.46974093,
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0.540_528_4,
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0.640_390_2,
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0.40154082,
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0.315_884_62,
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0.371_987_58,
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0.646_677_6,
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0.893_899_74,
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0.801_180_66,
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0.612_840_9,
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0.508_814_16,
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0.681_572_2,
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0.508_503_6,
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0.431_193_77,
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0.509_995_76,
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0.604_505_9,
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0.635_177_9,
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0.758_729_4,
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0.746_811_33,
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0.629_915_65,
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0.573_082_4,
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0.611_982_76,
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0.38793087,
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0.48719263,
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0.38226724,
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0.464_278_58,
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0.494_753_96,
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];
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for (v1, v2) in dst.iter().zip(sol) {
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@ -182,15 +290,69 @@ mod tests {
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blur.box_blur_v(&src, &mut dst, width, height, 1, 1.0);
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sol = vec![
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0.504_035_1, 0.382_295_5, 0.19629186, 0.299_685_27, 0.519_101_74, 0.619_015_1, 0.446_075_47,
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0.531_300_96, 0.523_550_03, 0.177688, 0.16011561, 0.08289763, 0.516_454_34, 0.46399322,
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0.38082045, 0.695_745_8, 0.629_783_03, 0.47876048, 0.402_526_56, 0.300_264_18, 0.5257942,
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0.49362046, 0.3990294, 0.738_186_2, 0.675_471_3, 0.677_872_9, 0.386_133_8, 0.46273723,
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0.526_382_57, 0.391_889_3, 0.265_365_8, 0.852_665_36, 0.645_718_5, 0.659_216_46, 0.39861405,
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0.686_489_6, 0.804_508, 0.671_175_5, 0.349_791_88, 0.693_347_4, 0.665_966_9, 0.458_685_64,
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0.30147046, 0.604_963_96, 0.760_241_7, 0.682_05, 0.463_807_9, 0.766_240_9, 0.6465416,
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0.459_911_97, 0.291_017_06, 0.664_235_1, 0.589_352_13, 0.732_011, 0.497_262_72, 0.606_575_13,
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0.553_394_7, 0.42471716, 0.23968734, 0.428_315_88, 0.493_737_34, 0.632_735_1, 0.388_350_46,
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0.504_035_1,
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0.382_295_5,
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0.19629186,
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0.299_685_27,
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0.519_101_74,
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0.619_015_1,
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0.446_075_47,
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0.531_300_96,
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0.523_550_03,
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0.177688,
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0.16011561,
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0.08289763,
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0.516_454_34,
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0.46399322,
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0.38082045,
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0.695_745_8,
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0.629_783_03,
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0.47876048,
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0.402_526_56,
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0.300_264_18,
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0.5257942,
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0.49362046,
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0.3990294,
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0.738_186_2,
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0.675_471_3,
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0.677_872_9,
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0.386_133_8,
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0.46273723,
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0.526_382_57,
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0.391_889_3,
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0.265_365_8,
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0.852_665_36,
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0.645_718_5,
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0.659_216_46,
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0.39861405,
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0.686_489_6,
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0.804_508,
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0.671_175_5,
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0.349_791_88,
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0.693_347_4,
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0.665_966_9,
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0.458_685_64,
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0.30147046,
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0.604_963_96,
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0.760_241_7,
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0.682_05,
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0.463_807_9,
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0.766_240_9,
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0.6465416,
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0.459_911_97,
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0.291_017_06,
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0.664_235_1,
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0.589_352_13,
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0.732_011,
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0.497_262_72,
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0.606_575_13,
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0.553_394_7,
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0.42471716,
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0.23968734,
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0.428_315_88,
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0.493_737_34,
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0.632_735_1,
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0.388_350_46,
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0.672_591_45,
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];
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for (v1, v2) in dst.iter().zip(sol) {
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@ -199,15 +361,69 @@ mod tests {
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blur.box_blur(&mut src, &mut dst, width, height, 1, 1.0);
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sol = vec![
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0.472_543_84, 0.36087415, 0.29275754, 0.338_359_62, 0.47926736, 0.528_064_1, 0.5321305,
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0.493_803_83, 0.465_661_3, 0.287_117_9, 0.140_233_76, 0.253_155_86, 0.3544484, 0.453_756,
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0.513_519_8, 0.5333721, 0.615_576_57, 0.503_69, 0.393_850_42, 0.40952832, 0.43989295,
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0.472_814_68, 0.543_612, 0.588_999_5, 0.735_336_54, 0.579826, 0.508_914_65, 0.458_417_86,
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0.460_336_36, 0.39454588, 0.503_306_8, 0.597_834_17, 0.666_094_1, 0.567_849_7, 0.581_440_03,
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0.62987053, 0.720_724_34, 0.608_491_8, 0.571_438_25, 0.562_952_64, 0.630_297_84, 0.475_374_34,
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0.455_04, 0.5555587, 0.682_418_5, 0.635_366_5, 0.63736624, 0.632_005_2, 0.571_009_6,
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0.465_823_53, 0.471_721_38, 0.5148681, 0.661_866_07, 0.606_208_6, 0.611_949_6, 0.583_459_8,
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0.550_234_44, 0.405_933_05, 0.364_240_14, 0.38724685, 0.518_262_74, 0.504_940_9, 0.564_559,
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0.472_543_84,
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0.36087415,
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0.29275754,
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0.338_359_62,
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0.47926736,
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0.528_064_1,
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0.5321305,
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0.493_803_83,
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0.465_661_3,
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0.287_117_9,
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0.140_233_76,
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0.253_155_86,
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0.3544484,
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0.453_756,
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0.513_519_8,
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0.5333721,
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0.615_576_57,
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0.503_69,
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0.393_850_42,
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0.40952832,
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0.43989295,
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0.472_814_68,
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0.543_612,
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0.588_999_5,
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0.735_336_54,
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0.579826,
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0.508_914_65,
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0.458_417_86,
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0.460_336_36,
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0.39454588,
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0.503_306_8,
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0.597_834_17,
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0.666_094_1,
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0.567_849_7,
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0.581_440_03,
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0.62987053,
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0.720_724_34,
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0.608_491_8,
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0.571_438_25,
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0.562_952_64,
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0.630_297_84,
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0.475_374_34,
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0.455_04,
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0.5555587,
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0.682_418_5,
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0.635_366_5,
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0.63736624,
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0.632_005_2,
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0.571_009_6,
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0.465_823_53,
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0.471_721_38,
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0.5148681,
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0.661_866_07,
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0.606_208_6,
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0.611_949_6,
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0.583_459_8,
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0.550_234_44,
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0.405_933_05,
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0.364_240_14,
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0.38724685,
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0.518_262_74,
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0.504_940_9,
|
||||
0.564_559,
|
||||
0.538_112_16,
|
||||
];
|
||||
for (v1, v2) in src.iter().zip(sol) {
|
||||
|
||||
@ -17,11 +17,7 @@ impl Clone for Buf {
|
||||
|
||||
impl Buf {
|
||||
pub fn new(width: usize, height: usize, buf: Vec<f32>) -> Self {
|
||||
Buf {
|
||||
width,
|
||||
height,
|
||||
buf,
|
||||
}
|
||||
Buf { width, height, buf }
|
||||
}
|
||||
|
||||
// Truncate x and y and return a corresponding index into the data slice.
|
||||
@ -36,4 +32,4 @@ impl Buf {
|
||||
pub fn get_buf(&self, x: f32, y: f32) -> f32 {
|
||||
self.buf[self.index(x, y)]
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
30
src/grid.rs
30
src/grid.rs
@ -1,12 +1,8 @@
|
||||
use crate::{
|
||||
blur::Blur,
|
||||
agent::Agent,
|
||||
buffer::Buf,
|
||||
};
|
||||
use crate::{agent::Agent, blur::Blur, buffer::Buf};
|
||||
|
||||
use rand::{distributions::Uniform, Rng};
|
||||
use std::fmt::{Display, Formatter};
|
||||
use rayon::{iter::ParallelIterator, prelude::*};
|
||||
use std::fmt::{Display, Formatter};
|
||||
|
||||
// A population configuration.
|
||||
#[derive(Debug)]
|
||||
@ -93,7 +89,7 @@ pub struct Grid {
|
||||
// pub buf: Vec<f32>,
|
||||
pub buf: Buf,
|
||||
pub blur: Blur,
|
||||
pub agents: Vec<Agent>
|
||||
pub agents: Vec<Agent>,
|
||||
}
|
||||
|
||||
impl Clone for Grid {
|
||||
@ -112,7 +108,12 @@ impl Clone for Grid {
|
||||
|
||||
impl Grid {
|
||||
// Create a new grid filled with random floats in the [0.0..1.0) range.
|
||||
pub fn new<R: Rng + ?Sized>(width: usize, height: usize, rng: &mut R, agents: Vec<Agent>) -> Self {
|
||||
pub fn new<R: Rng + ?Sized>(
|
||||
width: usize,
|
||||
height: usize,
|
||||
rng: &mut R,
|
||||
agents: Vec<Agent>,
|
||||
) -> Self {
|
||||
if !width.is_power_of_two() || !height.is_power_of_two() {
|
||||
panic!("Grid dimensions must be a power of two.");
|
||||
}
|
||||
@ -177,10 +178,15 @@ impl Grid {
|
||||
let buf = self.buf.clone();
|
||||
|
||||
self.agents.par_iter_mut().for_each(|agent| {
|
||||
agent.tick(&buf,
|
||||
sensor_distance, sensor_angle,
|
||||
rotation_angle, step_distance,
|
||||
width, height);
|
||||
agent.tick(
|
||||
&buf,
|
||||
sensor_distance,
|
||||
sensor_angle,
|
||||
rotation_angle,
|
||||
step_distance,
|
||||
width,
|
||||
height,
|
||||
);
|
||||
});
|
||||
self.deposit_all();
|
||||
}
|
||||
|
||||
@ -9,7 +9,6 @@ pub struct ThinGridData {
|
||||
pub data: Vec<f32>,
|
||||
}
|
||||
|
||||
|
||||
impl Clone for ThinGridData {
|
||||
fn clone(&self) -> ThinGridData {
|
||||
ThinGridData {
|
||||
@ -32,9 +31,10 @@ impl ThinGridData {
|
||||
|
||||
#[allow(dead_code)]
|
||||
pub fn new_from_grid_vec(in_grids: Vec<Grid>) -> Vec<Self> {
|
||||
in_grids.iter().map(|grid|{
|
||||
Self::new_from_grid(grid)
|
||||
}).collect()
|
||||
in_grids
|
||||
.iter()
|
||||
.map(|grid| Self::new_from_grid(grid))
|
||||
.collect()
|
||||
}
|
||||
|
||||
// from grid.rs (needed in image gen)
|
||||
@ -109,13 +109,13 @@ impl ImgData {
|
||||
pub fn save_to_image(&self) {
|
||||
let (width, height) = (self.grids[0].width, self.grids[0].height);
|
||||
let mut img = image::RgbImage::new(width as u32, height as u32);
|
||||
|
||||
|
||||
let max_values: Vec<_> = self
|
||||
.grids
|
||||
.iter()
|
||||
.map(|grid| grid.quantile(0.999) * 1.5)
|
||||
.collect();
|
||||
|
||||
|
||||
for y in 0..height {
|
||||
for x in 0..width {
|
||||
let i = y * width + x;
|
||||
@ -135,7 +135,7 @@ impl ImgData {
|
||||
img.put_pixel(x as u32, y as u32, image::Rgb([r as u8, g as u8, b as u8]));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
img.save(format!("./tmp/out_{}.png", self.iteration).as_str())
|
||||
.unwrap();
|
||||
}
|
||||
|
||||
@ -1,8 +1,8 @@
|
||||
mod agent;
|
||||
mod blur;
|
||||
mod buffer;
|
||||
mod grid;
|
||||
mod imgdata; // for storing image data
|
||||
pub mod model;
|
||||
mod palette;
|
||||
mod util; // for math things
|
||||
mod agent;
|
||||
mod buffer;
|
||||
17
src/model.rs
17
src/model.rs
@ -1,8 +1,8 @@
|
||||
use crate::{
|
||||
agent::Agent,
|
||||
grid::{combine, Grid},
|
||||
imgdata::{ImgData, ThinGridData},
|
||||
palette::{random_palette, Palette},
|
||||
agent::Agent,
|
||||
};
|
||||
|
||||
use indicatif::{ParallelProgressIterator, ProgressBar, ProgressStyle};
|
||||
@ -78,9 +78,8 @@ impl Model {
|
||||
let mut grids: Vec<Grid> = Vec::new();
|
||||
for pop in 0..n_populations {
|
||||
let agents = (0..particles_per_grid)
|
||||
.map(|i| {
|
||||
Agent::new(width, height, pop, &mut rng, i)
|
||||
}).collect();
|
||||
.map(|i| Agent::new(width, height, pop, &mut rng, i))
|
||||
.collect();
|
||||
grids.push(Grid::new(width, height, &mut rng, agents));
|
||||
}
|
||||
|
||||
@ -123,7 +122,7 @@ impl Model {
|
||||
let agents_tick_time = Instant::now();
|
||||
|
||||
// Tick agents
|
||||
let diffusivity = self.diffusivity;
|
||||
let diffusivity = self.diffusivity;
|
||||
self.grids.par_iter_mut().for_each(|grid| {
|
||||
grid.tick();
|
||||
grid.diffuse(diffusivity); // Diffuse + Decay
|
||||
@ -167,12 +166,16 @@ impl Model {
|
||||
let img_data = ImgData::new(grids, self.palette, self.iteration);
|
||||
self.img_data_vec.push(img_data);
|
||||
let size: usize = self.size_of_imgdata_vec();
|
||||
let mb = size/1024/1024;
|
||||
let mb = size / 1024 / 1024;
|
||||
// println!("{} B | {} KB | {} MB", size, size/1024, size/1024/1024);
|
||||
|
||||
let max_mb = 6000;
|
||||
if mb >= max_mb {
|
||||
println!("ram usage is over {} MB (and len of {}), flushing to disk\n", max_mb, self.img_data_vec.len());
|
||||
println!(
|
||||
"ram usage is over {} MB (and len of {}), flushing to disk\n",
|
||||
max_mb,
|
||||
self.img_data_vec.len()
|
||||
);
|
||||
self.render_all_imgdata();
|
||||
self.flush_image_data();
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user