[1/2] gdiplus: Add some tests for scaling an image with various pixel offset modes. Take 2.
Dmitry Timoshkov
dmitry at baikal.ru
Tue Sep 4 19:28:16 CDT 2012
---
dlls/gdiplus/tests/image.c | 54 ++++++++++++++++++++++++++++++++++++++++------
1 file changed, 47 insertions(+), 7 deletions(-)
diff --git a/dlls/gdiplus/tests/image.c b/dlls/gdiplus/tests/image.c
index 45ac01f..1f18378 100644
--- a/dlls/gdiplus/tests/image.c
+++ b/dlls/gdiplus/tests/image.c
@@ -3808,19 +3808,52 @@ static void test_DrawImage_scale(void)
0x80,0x80,0x80,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40 };
static const BYTE image_250[24] = { 0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x80,0x80,0x80,
0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x40,0x40,0x40 };
+ static const BYTE image_120_half[24] = { 0x40,0x40,0x40,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
+ 0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40 };
+ static const BYTE image_150_half[24] = { 0x40,0x40,0x40,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
+ 0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x40 };
+ static const BYTE image_200_half[24] = { 0x40,0x40,0x40,0x40,0x40,0x40,0x80,0x80,0x80,0x80,0x80,0x80,
+ 0x80,0x80,0x80,0x80,0x80,0x80,0x40,0x40,0x40,0x40,0x40,0x40 };
+ static const BYTE image_250_half[24] = { 0x40,0x40,0x40,0x40,0x40,0x40,0x80,0x80,0x80,0x80,0x80,0x80,
+ 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x40,0x40,0x40 };
static const struct test_data
{
REAL scale_x;
+ PixelOffsetMode pixel_offset_mode;
const BYTE *image;
} td[] =
{
- { 0.8, image_080 },
- { 1.0, image_100 },
- { 1.2, image_120 },
- { 1.5, image_150 },
- { 1.8, image_180 },
- { 2.0, image_200 },
- { 2.5, image_250 }
+ { 0.8, PixelOffsetModeNone, image_080 }, /* 0 */
+ { 1.0, PixelOffsetModeNone, image_100 },
+ { 1.2, PixelOffsetModeNone, image_120 },
+ { 1.5, PixelOffsetModeNone, image_150 },
+ { 1.8, PixelOffsetModeNone, image_180 },
+ { 2.0, PixelOffsetModeNone, image_200 },
+ { 2.5, PixelOffsetModeNone, image_250 },
+
+ { 0.8, PixelOffsetModeHighSpeed, image_080 }, /* 7 */
+ { 1.0, PixelOffsetModeHighSpeed, image_100 },
+ { 1.2, PixelOffsetModeHighSpeed, image_120 },
+ { 1.5, PixelOffsetModeHighSpeed, image_150 },
+ { 1.8, PixelOffsetModeHighSpeed, image_180 },
+ { 2.0, PixelOffsetModeHighSpeed, image_200 },
+ { 2.5, PixelOffsetModeHighSpeed, image_250 },
+
+ { 0.8, PixelOffsetModeHalf, image_080 }, /* 14 */
+ { 1.0, PixelOffsetModeHalf, image_100 },
+ { 1.2, PixelOffsetModeHalf, image_120_half },
+ { 1.5, PixelOffsetModeHalf, image_150_half },
+ { 1.8, PixelOffsetModeHalf, image_180 },
+ { 2.0, PixelOffsetModeHalf, image_200_half },
+ { 2.5, PixelOffsetModeHalf, image_250_half },
+
+ { 0.8, PixelOffsetModeHighQuality, image_080 }, /* 21 */
+ { 1.0, PixelOffsetModeHighQuality, image_100 },
+ { 1.2, PixelOffsetModeHighQuality, image_120_half },
+ { 1.5, PixelOffsetModeHighQuality, image_150_half },
+ { 1.8, PixelOffsetModeHighQuality, image_180 },
+ { 2.0, PixelOffsetModeHighQuality, image_200_half },
+ { 2.5, PixelOffsetModeHighQuality, image_250_half },
};
BYTE src_2x1[6] = { 0x80,0x80,0x80,0x80,0x80,0x80 };
BYTE dst_8x1[24];
@@ -3850,6 +3883,9 @@ static void test_DrawImage_scale(void)
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
+ status = GdipSetPixelOffsetMode(graphics, td[i].pixel_offset_mode);
+ expect(Ok, status);
+
status = GdipCreateMatrix2(td[i].scale_x, 0.0, 0.0, 1.0, 0.0, 0.0, &matrix);
expect(Ok, status);
status = GdipSetWorldTransform(graphics, matrix);
@@ -3861,6 +3897,10 @@ static void test_DrawImage_scale(void)
expect(Ok, status);
match = memcmp(dst_8x1, td[i].image, sizeof(dst_8x1)) == 0;
+ if (!match && td[i].pixel_offset_mode != PixelOffsetModeNone &&
+ td[i].pixel_offset_mode != PixelOffsetModeHighSpeed)
+ todo_wine ok(match, "%d: data should match\n", i);
+ else
ok(match, "%d: data should match\n", i);
if (!match)
{
--
1.7.11.5
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