hulthe/inkr
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Improve handwriting disk-format and decoding

Browse Source
This commit is contained in:
Joakim Hulthe
2025-06-18 22:56:33 +02:00
parent 8251937be9
commit 4e9eacc7b0
3 changed files with 200 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
src/rasterizer.rs
View File

@ -72,15 +72,11 @@ pub fn rasterize_onto<'a, Blend: BlendFn>(
// If the pixel is within the triangle, fill it in.
if point_in_triangle.inside {
let c0 = triangle[0]
.color
.linear_multiply(point_in_triangle.weights[0]);
let c1 = triangle[1]
.color
.linear_multiply(point_in_triangle.weights[1]);
let c2 = triangle[2]
.color
.linear_multiply(point_in_triangle.weights[2]);
let [c0, c1, c2] = [0, 1, 2].map(|i| {
triangle[i]
.color
.linear_multiply(point_in_triangle.weights[i])
});
let color = c0 + c1 + c2;
@ -169,6 +165,12 @@ fn point_in_triangle(point: Pos2, triangle: [&Vertex; 3]) -> PointInTriangle {
// Normalize the weights.
let weights = areas.map(|area| area / triangle_area);
if cfg!(debug_assertions) {
if weights.into_iter().any(f32::is_nan) {
panic!("weights must not be NaN! {weights:?} {triangle_area:?} {areas:?} {sides:?}");
}
}
PointInTriangle { inside, weights }
}