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authorVito Caputo <vcaputo@pengaru.com>2022-04-25 15:41:04 -0700
committerVito Caputo <vcaputo@pengaru.com>2022-04-25 15:41:04 -0700
commit7db08a73d497862ebd5c5cc5b209ff4e178fe805 (patch)
tree322f4dd1e5e5c068baf5e01a78197f3c499ae12b /src
parent55f56a823ea761f2e3e4ac11e6a5f7dbfed32339 (diff)
modules/swarm: use put_pixel_checked() to stop segfaulting
During rtv runs we'd occasionally segfault in the unchecked line drawing. This needs to be fixed, but for now just go slower.
Diffstat (limited to 'src')
-rw-r--r--src/modules/swarm/swarm.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/modules/swarm/swarm.c b/src/modules/swarm/swarm.c
index cc27c36..0271693 100644
--- a/src/modules/swarm/swarm.c
+++ b/src/modules/swarm/swarm.c
@@ -338,6 +338,7 @@ static void swarm_draw_as_points(swarm_context_t *ctxt, til_fb_fragment_t *fragm
}
+/* though this is called _unchecked(), it's temporarily _checked() due to random segfaults. */
static void draw_line_unchecked(til_fb_fragment_t *fragment, int x1, int y1, int x2, int y2, uint32_t color)
{
int x_delta = x2 - x1;
@@ -355,8 +356,8 @@ static void draw_line_unchecked(til_fb_fragment_t *fragment, int x1, int y1, int
y1 += sdy;
minor -= x_delta;
}
-
- til_fb_fragment_put_pixel_unchecked(fragment, x1, y1, color);
+ /* XXX FIXME: segfaults occasionally when _unchecked !!! */
+ til_fb_fragment_put_pixel_checked(fragment, x1, y1, color);
}
} else {
/* Y-major */
@@ -366,7 +367,8 @@ static void draw_line_unchecked(til_fb_fragment_t *fragment, int x1, int y1, int
minor -= y_delta;
}
- til_fb_fragment_put_pixel_unchecked(fragment, x1, y1, color);
+ /* XXX FIXME: segfaults occasionally when _unchecked !!! */
+ til_fb_fragment_put_pixel_checked(fragment, x1, y1, color);
}
}
}
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