migrations/egui
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[user textures] switch WHITE_UV to (0,0) and require clamped sampling

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This commit is contained in:
Emil Ernerfeldt
2020-09-09 15:24:09 +02:00
parent 7093de0ff2
commit 8984302122
3 changed files with 18 additions and 13 deletions
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9
egui_glium/src/painter.rs
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@@ -6,7 +6,10 @@ use {
paint::{PaintJobs, Triangles},
Rect,
},
glium::{implement_vertex, index::PrimitiveType, program, texture, uniform, Frame, Surface},
glium::{
implement_vertex, index::PrimitiveType, program, texture, uniform,
uniforms::SamplerWrapFunction, Frame, Surface,
},
};
pub struct Painter {
@@ -108,7 +111,7 @@ impl Painter {
void main() {
// glium expects linear rgba
gl_FragColor = v_rgba * texture2D`(u_sampler, v_tc).r;
gl_FragColor = v_rgba * texture2D(u_sampler, v_tc).r;
}
",
},
@@ -255,7 +258,7 @@ impl Painter {
let uniforms = uniform! {
u_screen_size: [width_points, height_points],
u_tex_size: [texture.width as f32, texture.height as f32],
u_sampler: &self.texture,
u_sampler: self.texture.sampled().wrap_function(SamplerWrapFunction::Clamp),
};
// Egui outputs colors with premultiplied alpha: