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Introduce Translate primitive in iced_wgpu

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Héctor Ramón Jiménez 2020-04-28 03:18:31 +02:00
parent 2381a9310c
commit 59b1e90661
10 changed files with 127 additions and 104 deletions
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108
examples/geometry/src/main.rs
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@ -12,7 +12,7 @@ mod rainbow {
// implemented by `iced_wgpu` and other renderers.
use iced_native::{
layout, Element, Hasher, Layout, Length, MouseCursor, Point, Size,
Widget,
Vector, Widget,
};
use iced_wgpu::{
triangle::{Mesh2D, Vertex2D},
@ -85,58 +85,60 @@ mod rainbow {
let posn_l = [0.0, b.height / 2.0];
(
Primitive::Mesh2D {
origin: Point::new(b.x, b.y),
buffers: Mesh2D {
vertices: vec![
Vertex2D {
position: posn_center,
color: [1.0, 1.0, 1.0, 1.0],
},
Vertex2D {
position: posn_tl,
color: color_r,
},
Vertex2D {
position: posn_t,
color: color_o,
},
Vertex2D {
position: posn_tr,
color: color_y,
},
Vertex2D {
position: posn_r,
color: color_g,
},
Vertex2D {
position: posn_br,
color: color_gb,
},
Vertex2D {
position: posn_b,
color: color_b,
},
Vertex2D {
position: posn_bl,
color: color_i,
},
Vertex2D {
position: posn_l,
color: color_v,
},
],
indices: vec![
0, 1, 2, // TL
0, 2, 3, // T
0, 3, 4, // TR
0, 4, 5, // R
0, 5, 6, // BR
0, 6, 7, // B
0, 7, 8, // BL
0, 8, 1, // L
],
},
Primitive::Translate {
translation: Vector::new(b.x, b.y),
content: Box::new(Primitive::Mesh2D {
buffers: Mesh2D {
vertices: vec![
Vertex2D {
position: posn_center,
color: [1.0, 1.0, 1.0, 1.0],
},
Vertex2D {
position: posn_tl,
color: color_r,
},
Vertex2D {
position: posn_t,
color: color_o,
},
Vertex2D {
position: posn_tr,
color: color_y,
},
Vertex2D {
position: posn_r,
color: color_g,
},
Vertex2D {
position: posn_br,
color: color_gb,
},
Vertex2D {
position: posn_b,
color: color_b,
},
Vertex2D {
position: posn_bl,
color: color_i,
},
Vertex2D {
position: posn_l,
color: color_v,
},
],
indices: vec![
0, 1, 2, // TL
0, 2, 3, // T
0, 3, 4, // TR
0, 4, 5, // R
0, 5, 6, // BR
0, 6, 7, // B
0, 7, 8, // BL
0, 8, 1, // L
],
},
}),
},
MouseCursor::OutOfBounds,
)