dwrite/tests: Some tests for GetRecommendedRenderingMode().
This commit is contained in:
Nikolay Sivov
Alexandre Julliard
parent
7b1332d3f5
commit
aac3a069e4
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@ -37,6 +37,7 @@
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#define MS_CMAP_TAG MS_MAKE_TAG('c','m','a','p')
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#define MS_VDMX_TAG MS_MAKE_TAG('V','D','M','X')
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#define MS_GASP_TAG MS_MAKE_TAG('g','a','s','p')
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#define EXPECT_HR(hr,hr_exp) \
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ok(hr == hr_exp, "got 0x%08x, expected 0x%08x\n", hr, hr_exp)
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@ -3368,6 +3369,7 @@ static void test_CreateRenderingParams(void)
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IDWriteRenderingParams2 *params2;
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IDWriteRenderingParams1 *params1;
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IDWriteRenderingParams *params;
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DWRITE_RENDERING_MODE mode;
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IDWriteFactory *factory;
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HRESULT hr;
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@ -3403,6 +3405,14 @@ static void test_CreateRenderingParams(void)
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win_skip("IDWriteRenderingParams1 not supported.\n");
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IDWriteRenderingParams_Release(params);
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hr = IDWriteFactory_CreateRenderingParams(factory, ¶ms);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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mode = IDWriteRenderingParams_GetRenderingMode(params);
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ok(mode == DWRITE_RENDERING_MODE_DEFAULT, "got %d\n", mode);
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IDWriteRenderingParams_Release(params);
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IDWriteFactory_Release(factory);
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}
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@ -4080,6 +4090,264 @@ static void test_GetGdiCompatibleGlyphAdvances(void)
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IDWriteFactory_Release(factory);
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}
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static WORD get_gasp_flags(IDWriteFontFace *fontface, FLOAT emsize)
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{
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WORD num_recs, version;
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const WORD *ptr;
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WORD flags = 0;
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UINT32 size;
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BOOL exists;
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void *ctxt;
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HRESULT hr;
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exists = FALSE;
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hr = IDWriteFontFace_TryGetFontTable(fontface, MS_GASP_TAG,
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(const void**)&ptr, &size, &ctxt, &exists);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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if (!exists)
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goto done;
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version = GET_BE_WORD( *ptr++ );
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num_recs = GET_BE_WORD( *ptr++ );
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if (version > 1 || size < (num_recs * 2 + 2) * sizeof(WORD)) {
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ok(0, "unsupported gasp table: ver %d size %d recs %d\n", version, size, num_recs);
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goto done;
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}
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while (num_recs--)
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{
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flags = GET_BE_WORD( *(ptr + 1) );
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if (emsize <= GET_BE_WORD( *ptr )) break;
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ptr += 2;
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}
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done:
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IDWriteFontFace_ReleaseFontTable(fontface, ctxt);
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return flags;
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}
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#define GASP_GRIDFIT 0x0001
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#define GASP_DOGRAY 0x0002
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#define GASP_SYMMETRIC_GRIDFIT 0x0004
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#define GASP_SYMMETRIC_SMOOTHING 0x0008
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static BOOL g_is_vista;
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static DWRITE_RENDERING_MODE get_expected_rendering_mode(FLOAT emsize, WORD gasp, DWRITE_MEASURING_MODE mode,
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DWRITE_OUTLINE_THRESHOLD threshold)
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{
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static const FLOAT aa_threshold = 100.0f;
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static const FLOAT a_threshold = 350.0f;
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static const FLOAT naturalemsize = 20.0f;
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FLOAT v;
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/* outline threshold */
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if (g_is_vista)
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v = mode == DWRITE_MEASURING_MODE_NATURAL ? aa_threshold : a_threshold;
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else
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v = threshold == DWRITE_OUTLINE_THRESHOLD_ANTIALIASED ? aa_threshold : a_threshold;
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if (emsize >= v)
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return DWRITE_RENDERING_MODE_OUTLINE;
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switch (mode)
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{
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case DWRITE_MEASURING_MODE_NATURAL:
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if (!(gasp & GASP_SYMMETRIC_SMOOTHING) && (emsize <= naturalemsize))
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return DWRITE_RENDERING_MODE_NATURAL;
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else
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return DWRITE_RENDERING_MODE_NATURAL_SYMMETRIC;
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case DWRITE_MEASURING_MODE_GDI_CLASSIC:
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return DWRITE_RENDERING_MODE_GDI_CLASSIC;
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case DWRITE_MEASURING_MODE_GDI_NATURAL:
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return DWRITE_RENDERING_MODE_GDI_NATURAL;
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default:
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;
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}
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/* should be unreachable */
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return DWRITE_RENDERING_MODE_DEFAULT;
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}
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static DWRITE_GRID_FIT_MODE get_expected_gridfit_mode(FLOAT emsize, WORD gasp, DWRITE_MEASURING_MODE mode,
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DWRITE_OUTLINE_THRESHOLD threshold)
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{
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static const FLOAT aa_threshold = 100.0f;
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static const FLOAT a_threshold = 350.0f;
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FLOAT v;
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v = threshold == DWRITE_OUTLINE_THRESHOLD_ANTIALIASED ? aa_threshold : a_threshold;
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if (emsize >= v)
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return DWRITE_GRID_FIT_MODE_DISABLED;
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if (mode == DWRITE_MEASURING_MODE_GDI_CLASSIC || mode == DWRITE_MEASURING_MODE_GDI_NATURAL)
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return DWRITE_GRID_FIT_MODE_ENABLED;
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return (gasp & (GASP_GRIDFIT|GASP_SYMMETRIC_GRIDFIT)) ? DWRITE_GRID_FIT_MODE_ENABLED : DWRITE_GRID_FIT_MODE_DISABLED;
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}
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struct recommendedmode_test
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{
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DWRITE_MEASURING_MODE measuring;
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DWRITE_OUTLINE_THRESHOLD threshold;
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};
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static const struct recommendedmode_test recmode_tests[] = {
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{ DWRITE_MEASURING_MODE_NATURAL, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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{ DWRITE_MEASURING_MODE_GDI_CLASSIC, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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{ DWRITE_MEASURING_MODE_GDI_NATURAL, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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};
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static const struct recommendedmode_test recmode_tests1[] = {
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{ DWRITE_MEASURING_MODE_NATURAL, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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{ DWRITE_MEASURING_MODE_GDI_CLASSIC, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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{ DWRITE_MEASURING_MODE_GDI_NATURAL, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED },
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{ DWRITE_MEASURING_MODE_NATURAL, DWRITE_OUTLINE_THRESHOLD_ALIASED },
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{ DWRITE_MEASURING_MODE_GDI_CLASSIC, DWRITE_OUTLINE_THRESHOLD_ALIASED },
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{ DWRITE_MEASURING_MODE_GDI_NATURAL, DWRITE_OUTLINE_THRESHOLD_ALIASED },
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};
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static void test_GetRecommendedRenderingMode(void)
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{
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IDWriteRenderingParams *params;
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IDWriteFontFace2 *fontface2;
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IDWriteFontFace1 *fontface1;
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IDWriteFontFace *fontface;
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DWRITE_RENDERING_MODE mode;
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IDWriteFactory *factory;
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FLOAT emsize;
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HRESULT hr;
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factory = create_factory();
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fontface = create_fontface(factory);
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fontface1 = NULL;
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hr = IDWriteFontFace_QueryInterface(fontface, &IID_IDWriteFontFace1, (void**)&fontface1);
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if (hr != S_OK)
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win_skip("IDWriteFontFace1::GetRecommendedRenderingMode() is not supported.\n");
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fontface2 = NULL;
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hr = IDWriteFontFace_QueryInterface(fontface, &IID_IDWriteFontFace2, (void**)&fontface2);
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if (hr != S_OK)
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win_skip("IDWriteFontFace2::GetRecommendedRenderingMode() is not supported.\n");
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if (0) /* crashes on native */
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hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, 3.0, 1.0,
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DWRITE_MEASURING_MODE_GDI_CLASSIC, NULL, NULL);
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mode = 10;
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hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, 3.0, 1.0,
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DWRITE_MEASURING_MODE_GDI_CLASSIC, NULL, &mode);
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todo_wine {
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ok(hr == E_INVALIDARG, "got 0x%08x\n", hr);
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ok(mode == DWRITE_RENDERING_MODE_DEFAULT, "got %d\n", mode);
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}
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hr = IDWriteFactory_CreateRenderingParams(factory, ¶ms);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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/* detect old dwrite version, that is using higher threshold value */
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g_is_vista = fontface1 == NULL;
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for (emsize = 1.0; emsize < 500.0; emsize += 1.0) {
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WORD gasp = get_gasp_flags(fontface, emsize);
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DWRITE_RENDERING_MODE expected;
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int i, skiptest = 0;
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for (i = 0; i < sizeof(recmode_tests)/sizeof(recmode_tests[0]); i++) {
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mode = 10;
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expected = get_expected_rendering_mode(emsize, gasp, recmode_tests[i].measuring, recmode_tests[i].threshold);
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hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, emsize, 1.0, recmode_tests[i].measuring, params, &mode);
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todo_wine
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ok(hr == S_OK, "got 0x%08x\n", hr);
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if (hr != S_OK) {
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skiptest = 1;
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break;
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}
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ok(mode == expected, "%.2f/%d: got %d, flags 0x%04x, expected %d\n", emsize, i, mode, gasp, expected);
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}
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if (skiptest)
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break;
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/* IDWriteFontFace1 offers another variant of this method */
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if (fontface1) {
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for (i = 0; i < sizeof(recmode_tests1)/sizeof(recmode_tests1[0]); i++) {
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mode = 10;
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expected = get_expected_rendering_mode(emsize, gasp, recmode_tests1[i].measuring, recmode_tests1[i].threshold);
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hr = IDWriteFontFace1_GetRecommendedRenderingMode(fontface1, emsize, 96.0, 96.0,
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NULL, FALSE, recmode_tests1[i].threshold, recmode_tests1[i].measuring, &mode);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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ok(mode == expected, "%.2f/%d: got %d, flags 0x%04x, expected %d\n", emsize, i, mode, gasp, expected);
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}
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}
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/* IDWriteFontFace2 - another one */
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if (fontface2) {
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DWRITE_GRID_FIT_MODE gridfit, expected_gridfit;
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for (i = 0; i < sizeof(recmode_tests1)/sizeof(recmode_tests1[0]); i++) {
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mode = 10;
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expected = get_expected_rendering_mode(emsize, gasp, recmode_tests1[0].measuring, recmode_tests1[0].threshold);
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expected_gridfit = get_expected_gridfit_mode(emsize, gasp, recmode_tests1[0].measuring, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED);
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hr = IDWriteFontFace2_GetRecommendedRenderingMode(fontface2, emsize, 96.0, 96.0,
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NULL, FALSE, recmode_tests1[0].threshold, recmode_tests1[0].measuring, params, &mode, &gridfit);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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ok(mode == expected, "%.2f: got %d, flags 0x%04x, expected %d\n", emsize, mode, gasp, expected);
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ok(gridfit == expected_gridfit, "%.2f/%d: gridfit: got %d, flags 0x%04x, expected %d\n", emsize, i, gridfit,
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gasp, expected_gridfit);
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}
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}
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}
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IDWriteRenderingParams_Release(params);
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/* test how parameters override returned modes */
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hr = IDWriteFactory_CreateCustomRenderingParams(factory, 1.0, 0.0, 0.0, DWRITE_PIXEL_GEOMETRY_FLAT,
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DWRITE_RENDERING_MODE_GDI_CLASSIC, ¶ms);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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mode = 10;
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hr = IDWriteFontFace_GetRecommendedRenderingMode(fontface, 500.0, 1.0, DWRITE_MEASURING_MODE_NATURAL, params, &mode);
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todo_wine {
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ok(hr == S_OK, "got 0x%08x\n", hr);
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ok(mode == DWRITE_RENDERING_MODE_GDI_CLASSIC, "got %d\n", mode);
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}
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IDWriteRenderingParams_Release(params);
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if (fontface2) {
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IDWriteRenderingParams2 *params2;
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IDWriteFactory2 *factory2;
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DWRITE_GRID_FIT_MODE gridfit;
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hr = IDWriteFactory_QueryInterface(factory, &IID_IDWriteFactory2, (void**)&factory2);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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hr = IDWriteFactory2_CreateCustomRenderingParams(factory2, 1.0, 0.0, 0.0, 0.5, DWRITE_PIXEL_GEOMETRY_FLAT,
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DWRITE_RENDERING_MODE_OUTLINE, DWRITE_GRID_FIT_MODE_ENABLED, ¶ms2);
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ok(hr == S_OK, "got 0x%08x\n", hr);
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mode = 10;
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gridfit = 10;
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hr = IDWriteFontFace2_GetRecommendedRenderingMode(fontface2, 5.0, 96.0, 96.0,
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NULL, FALSE, DWRITE_OUTLINE_THRESHOLD_ANTIALIASED, DWRITE_MEASURING_MODE_GDI_CLASSIC,
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(IDWriteRenderingParams*)params2, &mode, &gridfit);
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todo_wine {
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ok(hr == S_OK, "got 0x%08x\n", hr);
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ok(mode == DWRITE_RENDERING_MODE_OUTLINE, "got %d\n", mode);
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ok(gridfit == DWRITE_GRID_FIT_MODE_ENABLED, "got %d\n", gridfit);
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}
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IDWriteRenderingParams2_Release(params2);
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IDWriteFactory2_Release(factory2);
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}
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if (fontface2)
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IDWriteFontFace2_Release(fontface2);
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if (fontface1)
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IDWriteFontFace1_Release(fontface1);
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IDWriteFontFace_Release(fontface);
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IDWriteFactory_Release(factory);
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}
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START_TEST(font)
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{
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IDWriteFactory *factory;
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@ -4126,6 +4394,7 @@ START_TEST(font)
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test_GetGdiCompatibleMetrics();
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test_GetPanose();
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test_GetGdiCompatibleGlyphAdvances();
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test_GetRecommendedRenderingMode();
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IDWriteFactory_Release(factory);
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}
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