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dwrite/tests: Add glyph origin tests for sideways mode.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2021-04-15 14:38:39 +03:00 committed by Alexandre Julliard
parent 45b66285c3
commit defb7d9c76
1 changed files with 44 additions and 14 deletions
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58
dlls/dwrite/tests/font.c
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@ -8445,31 +8445,46 @@ static void test_HasKerningPairs(void)
ok(ref == 0, "factory not released, %u\n", ref);
}
static float get_scaled_metric(const DWRITE_GLYPH_RUN *run, float metric, const DWRITE_FONT_METRICS *m)
{
return run->fontEmSize * metric / m->designUnitsPerEm;
}
static void get_expected_glyph_origins(D2D1_POINT_2F baseline_origin, const DWRITE_GLYPH_RUN *run,
D2D1_POINT_2F *origins)
{
DWRITE_GLYPH_METRICS glyph_metrics[2];
DWRITE_FONT_METRICS metrics;
unsigned int i;
HRESULT hr;
IDWriteFontFace_GetMetrics(run->fontFace, &metrics);
hr = IDWriteFontFace_GetDesignGlyphMetrics(run->fontFace, run->glyphIndices, run->glyphCount, glyph_metrics,
run->isSideways);
ok(hr == S_OK, "Failed to get glyph metrics, hr %#x.\n", hr);
if (run->bidiLevel & 1)
{
DWRITE_GLYPH_METRICS glyph_metrics[2];
DWRITE_FONT_METRICS metrics;
float advance;
HRESULT hr;
hr = IDWriteFontFace_GetDesignGlyphMetrics(run->fontFace, run->glyphIndices, run->glyphCount, glyph_metrics, FALSE);
ok(hr == S_OK, "Failed to get glyph metrics, hr %#x.\n", hr);
IDWriteFontFace_GetMetrics(run->fontFace, &metrics);
advance = run->fontEmSize * glyph_metrics[0].advanceWidth / metrics.designUnitsPerEm;
advance = get_scaled_metric(run, run->isSideways ? glyph_metrics[0].advanceHeight :
glyph_metrics[0].advanceWidth, &metrics);
baseline_origin.x -= advance;
for (i = 0; i < run->glyphCount; ++i)
{
origins[i].x = baseline_origin.x - run->glyphOffsets[i].advanceOffset;
origins[i].y = baseline_origin.y - run->glyphOffsets[i].ascenderOffset;
origins[i] = baseline_origin;
if (run->isSideways)
{
origins[i].x += get_scaled_metric(run, glyph_metrics[i].verticalOriginY, &metrics);
origins[i].y += metrics.designUnitsPerEm / (4.0f * run->fontEmSize);
}
origins[i].x -= run->glyphOffsets[i].advanceOffset;
origins[i].y -= run->glyphOffsets[i].ascenderOffset;
baseline_origin.x -= run->glyphAdvances[i];
}
@ -8478,8 +8493,16 @@ static void get_expected_glyph_origins(D2D1_POINT_2F baseline_origin, const DWRI
{
for (i = 0; i < run->glyphCount; ++i)
{
origins[i].x = baseline_origin.x + run->glyphOffsets[i].advanceOffset;
origins[i].y = baseline_origin.y - run->glyphOffsets[i].ascenderOffset;
origins[i] = baseline_origin;
if (run->isSideways)
{
origins[i].x += get_scaled_metric(run, glyph_metrics[i].verticalOriginY, &metrics);
origins[i].y += metrics.designUnitsPerEm / (4.0f * run->fontEmSize);
}
origins[i].x += run->glyphOffsets[i].advanceOffset;
origins[i].y -= run->glyphOffsets[i].ascenderOffset;
baseline_origin.x += run->glyphAdvances[i];
}
@ -8494,12 +8517,18 @@ static void test_ComputeGlyphOrigins(void)
float advances[2];
DWRITE_GLYPH_OFFSET offsets[2];
unsigned int bidi_level;
unsigned int sideways;
}
origins_tests[] =
{
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0 } } },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0.3f, 0.5f }, { -0.1f, 0.9f } } },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0 } }, 1 },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0 } }, 0, 1 },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0.3f, 0.5f }, { -0.1f, 0.9f } }, 0, 1 },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0 } }, 1, 1 },
{ { 123.0f, 321.0f }, { 10.0f, 20.0f }, { { 0.3f, 0.5f }, { -0.1f, 0.9f } }, 1, 1 },
};
IDWriteFactory4 *factory;
DWRITE_GLYPH_RUN run;
@ -8529,7 +8558,7 @@ static void test_ComputeGlyphOrigins(void)
run.glyphIndices = glyphs;
run.glyphAdvances = origins_tests[i].advances;
run.glyphOffsets = origins_tests[i].offsets;
run.isSideways = FALSE;
run.isSideways = !!origins_tests[i].sideways;
run.bidiLevel = origins_tests[i].bidi_level;
get_expected_glyph_origins(origins_tests[i].baseline_origin, &run, expected_origins);
@ -8539,6 +8568,7 @@ static void test_ComputeGlyphOrigins(void)
ok(hr == S_OK, "%u: failed to compute glyph origins, hr %#x.\n", i, hr);
for (j = 0; j < run.glyphCount; ++j)
{
todo_wine_if(run.isSideways)
ok(!memcmp(&origins[j], &expected_origins[j], sizeof(origins[j])),
"%u: unexpected origin[%u] (%f, %f) - (%f, %f).\n", i, j, origins[j].x, origins[j].y,
expected_origins[j].x, expected_origins[j].y);