migrations/egui
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Rename Triangles to Mesh

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This commit is contained in:
Emil Ernerfeldt
2021-01-25 21:23:24 +01:00
parent 38ca36724a
commit 75fa77e040
18 changed files with 139 additions and 141 deletions
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18
egui_demo_lib/src/apps/color_test.rs
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@@ -302,26 +302,26 @@ fn vertex_gradient(ui: &mut Ui, bg_fill: Color32, gradient: &Gradient) -> Respon
use egui::paint::*;
let (rect, response) = ui.allocate_at_least(GRADIENT_SIZE, Sense::hover());
if bg_fill != Default::default() {
let mut triangles = Triangles::default();
triangles.add_colored_rect(rect, bg_fill);
ui.painter().add(Shape::triangles(triangles));
let mut mesh = Mesh::default();
mesh.add_colored_rect(rect, bg_fill);
ui.painter().add(Shape::mesh(mesh));
}
{
let n = gradient.0.len();
assert!(n >= 2);
let mut triangles = Triangles::default();
let mut mesh = Mesh::default();
for (i, &color) in gradient.0.iter().enumerate() {
let t = i as f32 / (n as f32 - 1.0);
let x = lerp(rect.x_range(), t);
triangles.colored_vertex(pos2(x, rect.top()), color);
triangles.colored_vertex(pos2(x, rect.bottom()), color);
mesh.colored_vertex(pos2(x, rect.top()), color);
mesh.colored_vertex(pos2(x, rect.bottom()), color);
if i < n - 1 {
let i = i as u32;
triangles.add_triangle(2 * i, 2 * i + 1, 2 * i + 2);
triangles.add_triangle(2 * i + 1, 2 * i + 2, 2 * i + 3);
mesh.add_triangle(2 * i, 2 * i + 1, 2 * i + 2);
mesh.add_triangle(2 * i + 1, 2 * i + 2, 2 * i + 3);
}
}
ui.painter().add(Shape::triangles(triangles));
ui.painter().add(Shape::mesh(mesh));
}
response
}