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Fix wrong gamma in WebkitGTK (#888)

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Closes https://github.com/emilk/egui/issues/794

Also refactor and improve VAO support detection

Co-authored-by: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
This commit is contained in:
triangle drawer
2021-11-13 11:32:01 +00:00
committed by GitHub
parent 4d4c75c6f1
commit 008a971e73
11 changed files with 115 additions and 22 deletions
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4
egui_web/src/shader/post_fragment_100es.glsl
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@@ -19,4 +19,8 @@ void main() {
gl_FragColor = texture2D(u_sampler, v_tc);
gl_FragColor = srgba_from_linear(gl_FragColor) / 255.;
#ifdef WEBKITGTK_WORKAROUND
//this is better than double apply
gl_FragColor = vec4(pow(gl_FragColor.rgb,vec3(1.0/2.2)),gl_FragColor.a);
#endif
}