radv: fix scissor computation when using half-pixel viewport offset
'scale[i]' can be non-integer.
Original patch by Philip Rebohle.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=106074
Fixes: 0f3de89a56
("radv: Use the guard band.")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Niuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
parent
608d70bc02
commit
893e19efb7
|
@ -663,10 +663,10 @@ static VkRect2D si_scissor_from_viewport(const VkViewport *viewport)
|
|||
|
||||
get_viewport_xform(viewport, scale, translate);
|
||||
|
||||
rect.offset.x = translate[0] - abs(scale[0]);
|
||||
rect.offset.y = translate[1] - abs(scale[1]);
|
||||
rect.extent.width = ceilf(translate[0] + abs(scale[0])) - rect.offset.x;
|
||||
rect.extent.height = ceilf(translate[1] + abs(scale[1])) - rect.offset.y;
|
||||
rect.offset.x = translate[0] - fabs(scale[0]);
|
||||
rect.offset.y = translate[1] - fabs(scale[1]);
|
||||
rect.extent.width = ceilf(translate[0] + fabs(scale[0])) - rect.offset.x;
|
||||
rect.extent.height = ceilf(translate[1] + fabs(scale[1])) - rect.offset.y;
|
||||
|
||||
return rect;
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue