André Hentschel : gdi32/tests: Add a second test about non-uniform ramps.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 61034406db98e6ed15bef5aa345d4b433f81c88b
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=61034406db98e6ed15bef5aa34...

Author: André Hentschel 
Date:   Mon Sep 19 21:39:12 2011 +0200

gdi32/tests: Add a second test about non-uniform ramps.

---

dlls/gdi32/tests/dc.c |   10 +++++++++-
 1 files changed, 9 insertions(+), 1 deletions(-)

diff --git a/dlls/gdi32/tests/dc.c b/dlls/gdi32/tests/dc.c
index 9420f78..2eee7ed 100644
--- a/dlls/gdi32/tests/dc.c
+++ b/dlls/gdi32/tests/dc.c
@@ -761,11 +761,19 @@ static void test_gamma(void)
     ret = SetDeviceGammaRamp(hdc, &ramp);
     ok(!ret, "SetDeviceGammaRamp succeeded\n");

-    /* try a ramp which is not uniform */
+    /* try ramps which are not uniform */
     ramp[0][0] = 0;
     for (i = 1; i < 256; i++) ramp[0][i] = ramp[0][i - 1] + 512;
     ret = SetDeviceGammaRamp(hdc, &ramp);
     ok(ret, "SetDeviceGammaRamp failed\n");
+    ramp[0][0] = 0;
+    for (i = 2; i < 256; i+=2)
+    {
+        ramp[0][i - 1] = ramp[0][i - 2];
+        ramp[0][i] = ramp[0][i - 2] + 512;
+    }
+    ret = SetDeviceGammaRamp(hdc, &ramp);
+    ok(ret, "SetDeviceGammaRamp failed\n");

/* cleanup: set old ramp again */
     ret = SetDeviceGammaRamp(hdc, &oldramp);