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many small rustifications

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This commit is contained in:
Henry Schimke
2023-01-10 14:33:47 -06:00
parent 752d8c87b9
commit 9f7a41f81c
23 changed files with 218 additions and 187 deletions
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11
src/common/perspective_transform.rs
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@@ -109,13 +109,12 @@ impl PerspectiveTransform {
pub fn transform_points_double(&self, x_values: &mut [f32], y_valuess: &mut [f32]) {
let n = x_values.len();
for i in 0..n {
// for i in 0..n {
for (x, y) in x_values.iter_mut().zip(y_valuess.iter_mut()).take(n) {
// for (int i = 0; i < n; i++) {
let x = x_values[i];
let y = y_valuess[i];
let denominator = self.a13 * x + self.a23 * y + self.a33;
x_values[i] = (self.a11 * x + self.a21 * y + self.a31) / denominator;
y_valuess[i] = (self.a12 * x + self.a22 * y + self.a32) / denominator;
let denominator = self.a13 * *x + self.a23 * *y + self.a33;
*x = (self.a11 * *x + self.a21 * *y + self.a31) / denominator;
*y = (self.a12 * *x + self.a22 * *y + self.a32) / denominator;
}
}