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gfx_test: Add top marker for rotated framebuffers

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Mark the top with an arrow. Desperately needs anti aliasing.

Change-Id: Ide0e06c29fefc8b5288714d53ee9fa15df2d5452
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/22714
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Tested-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Nico Huber
2017-08-28 14:31:46 +02:00
parent 88f3c98b1a
commit 9ca69f14ba
1 changed files with 17 additions and 0 deletions
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17
gfxtest/hw-gfx-gma-gfx_test.adb
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@@ -160,6 +160,19 @@ is
-- We have pixel offset wheras the framebuffer has a byte offset
Offset_Y : Natural := Natural (Framebuffer.Offset / 4);
Offset : Natural;
function Top_Test (X, Y : Natural) return Boolean
is
C : constant Natural := Natural (Framebuffer.Width) / 2;
S_Y : constant Natural := 3 * Y / 2;
Left : constant Integer := X - C + S_Y;
Right : constant Integer := X - C - S_Y;
begin
return
Y < 12 and
((-1 <= Left and Left <= 0) or
(0 <= Right and Right <= 1));
end Top_Test;
begin
for Y in 0 .. Natural (Framebuffer.Height) - 1 loop
Offset := Offset_Y;
@@ -168,6 +181,10 @@ is
(Y < 32 or Y >= Natural (Framebuffer.Height) - 32)
then
P := Corner_Fill (X, Y, Framebuffer, Pipe);
elsif Framebuffer.Rotation /= No_Rotation and then
Top_Test (X, Y)
then
P := White;
elsif Y mod 16 = 0 or X mod 16 = 0 then
P := Black;
else