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[client] egl: pad buffer damage by 1px when rendering desktop

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We want to add extra padding to deal with scaling, which may end up blending
with neighbouring pixels.
This commit is contained in:
Quantum 2021-08-04 17:56:32 -04:00 committed by Geoffrey McRae
parent 4da0c64583
commit 65e550a61c
1 changed files with 11 additions and 3 deletions
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14
client/renderers/EGL/egl.c
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@ -901,9 +901,17 @@ static bool egl_render(void * opaque, LG_RendererRotate rotate, const bool newFr
break;
}
memcpy(accumulated->rects + accumulated->count, damage->rects,
damage->count * sizeof(struct FrameDamageRect));
accumulated->count += damage->count;
for (int j = 0; j < damage->count; ++j)
{
struct FrameDamageRect * rect = damage->rects + j;
int x = rect->x > 0 ? rect->x - 1 : 0;
int y = rect->y > 0 ? rect->y - 1 : 0;
accumulated->rects[accumulated->count++] = (struct FrameDamageRect) {
.x = x, .y = y,
.width = min(this->format.width - x, rect->width + 2),
.height = min(this->format.height - y, rect->height + 2),
};
}
}
}
desktopDamage = this->desktopDamage + this->desktopDamageIdx;