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app/internal/egl: [Android] fix sRGB on Samsung S9

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At least one Samsung S9 device ignores the sRGB setting if the context
wasn't created with alpha in its attributes.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2020-06-15 18:06:48 +02:00
parent 04e605c1b2
commit c2f99fb0e9
1 changed files with 3 additions and 1 deletions
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app/internal/egl/egl.go
+3 -1
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@@ -212,9 +212,11 @@ func createContext(disp _EGLDisplay) (*eglContext, error) {
_EGL_CONFIG_CAVEAT, _EGL_NONE,
}
if srgb {
if runtime.GOOS == "linux" {
if runtime.GOOS == "linux" || runtime.GOOS == "android" {
// Some Mesa drivers crash if an sRGB framebuffer is requested without alpha.
// https://bugs.freedesktop.org/show_bug.cgi?id=107782.
//
// Also, some Android devices (Samsung S9) needs alpha for sRGB to work.
attribs = append(attribs, _EGL_ALPHA_SIZE, 1)
}
// Only request a depth buffer if we're going to render directly to the framebuffer.