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dwrite/tests: Some tests for GetRecommendedRenderingMode() with different ppdip values. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2015-10-26 20:38:56 +03:00 committed by Alexandre Julliard
parent a96f7f13ce
commit 5e1c0315a1
1 changed files with 41 additions and 5 deletions
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46
dlls/dwrite/tests/font.c
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@ -4278,7 +4278,7 @@ static void test_GetGdiCompatibleGlyphAdvances(void)
IDWriteFactory_Release(factory);
}
static WORD get_gasp_flags(IDWriteFontFace *fontface, FLOAT emsize)
static WORD get_gasp_flags(IDWriteFontFace *fontface, FLOAT emsize, FLOAT ppdip)
{
WORD num_recs, version;
const WORD *ptr;
@ -4288,6 +4288,8 @@ static WORD get_gasp_flags(IDWriteFontFace *fontface, FLOAT emsize)
void *ctxt;
HRESULT hr;
emsize *= ppdip;
exists = FALSE;
hr = IDWriteFontFace_TryGetFontTable(fontface, MS_GASP_TAG,
(const void**)&ptr, &size, &ctxt, &exists);
@ -4436,18 +4438,52 @@ if (0) /* crashes on native */
g_is_vista = fontface1 == NULL;
for (emsize = 1.0; emsize < 500.0; emsize += 1.0) {
WORD gasp = get_gasp_flags(fontface, emsize);
DWRITE_RENDERING_MODE expected;
WORD gasp;
int i;
for (i = 0; i < sizeof(recmode_tests)/sizeof(recmode_tests[0]); i++) {
FLOAT ppdip;
ppdip = 1.0f;
mode = 10;
expected = get_expected_rendering_mode(emsize, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, 1.0, recmode_tests[i].measuring, params, &mode);
gasp = get_gasp_flags(fontface, emsize, ppdip);
expected = get_expected_rendering_mode(emsize * ppdip, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, ppdip, recmode_tests[i].measuring, params, &mode);
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(mode == expected, "%.2f/%d: got %d, flags 0x%04x, expected %d\n", emsize, i, mode, gasp, expected);
ok(mode == expected, "%.2f/%d: got %d, ppdip %f, flags 0x%04x, expected %d\n", emsize, i, mode, ppdip, gasp, expected);
/* some ppdip variants */
ppdip = 0.5f;
mode = 10;
gasp = get_gasp_flags(fontface, emsize, ppdip);
expected = get_expected_rendering_mode(emsize * ppdip, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, ppdip, recmode_tests[i].measuring, params, &mode);
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(mode == expected, "%.2f/%d: got %d, ppdip %f, flags 0x%04x, expected %d\n", emsize, i, mode, ppdip, gasp, expected);
/* Only test larger sizes to workaround Win7 differences, where unscaled natural emsize threshold is used;
Win8 and Win10 handle this as expected. */
if (emsize > 20.0f) {
ppdip = 1.5f;
mode = 10;
gasp = get_gasp_flags(fontface, emsize, ppdip);
expected = get_expected_rendering_mode(emsize * ppdip, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, ppdip, recmode_tests[i].measuring, params, &mode);
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(mode == expected, "%.2f/%d: got %d, ppdip %f, flags 0x%04x, expected %d\n", emsize, i, mode, ppdip, gasp, expected);
ppdip = 2.0f;
mode = 10;
gasp = get_gasp_flags(fontface, emsize, ppdip);
expected = get_expected_rendering_mode(emsize * ppdip, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, ppdip, recmode_tests[i].measuring, params, &mode);
ok(hr == S_OK, "got 0x%08x\n", hr);
ok(mode == expected, "%.2f/%d: got %d, ppdip %f, flags 0x%04x, expected %d\n", emsize, i, mode, ppdip, gasp, expected);
}
}
gasp = get_gasp_flags(fontface, emsize, 1.0f);
/* IDWriteFontFace1 offers another variant of this method */
if (fontface1) {
for (i = 0; i < sizeof(recmode_tests1)/sizeof(recmode_tests1[0]); i++) {