Esme Povirk : gdiplus/tests: Thoroughly test region combines.
Module: wine Branch: master Commit: 23f98e9663a1737c94f6bd6c7612baa8b4a47bc5 URL: https://gitlab.winehq.org/wine/wine/-/commit/23f98e9663a1737c94f6bd6c7612baa... Author: Esme Povirk <esme(a)codeweavers.com> Date: Mon Feb 5 20:24:09 2024 +0000 gdiplus/tests: Thoroughly test region combines. --- dlls/gdiplus/tests/region.c | 199 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 199 insertions(+) diff --git a/dlls/gdiplus/tests/region.c b/dlls/gdiplus/tests/region.c index 7920afd8ef4..1bcef8a35dd 100644 --- a/dlls/gdiplus/tests/region.c +++ b/dlls/gdiplus/tests/region.c @@ -2333,6 +2333,204 @@ static void test_GdipCreateRegionRgnData(void) ReleaseDC(0, hdc); } +static void test_incombinedregion(void) +{ + struct testrgn + { + const char* desc; + BOOL origin_in_region; + GpRegion *region; + }; + + struct testrgn test_regions[] = { + { "infinite region", TRUE }, + { "infinite region inverted", FALSE }, + { "empty region", FALSE }, + { "empty region inverted", TRUE }, + { "inside rectangle", TRUE }, + { "inside rectangle inverted", FALSE }, + { "outside rectangle", FALSE }, + { "outside rectangle inverted", TRUE }, + { "inside path", TRUE }, + { "inside path inverted", FALSE }, + { "outside path but in bounding rect", FALSE }, + { "outside path but in bounding rect inverted", TRUE }, + { "outside path", FALSE }, + { "outside path inverted", TRUE }, + }; + + GpStatus stat; + GpRectF rect; + const GpPointF inside_path_points[] = { { -1, -2 }, { 2, 1 }, { -1, 1 } }; + const GpPointF outside_path_bounding_points[] = { { -2, -1 }, { 1, 2 }, { -2, 2 } }; + const GpPointF outside_path_points[] = { { 5, 5 }, { 5, 10 }, { 10, 10 } }; + GpPath *path; + int i, j; + BOOL in_region; + + /* Prepare test regions: */ + + /* infinite */ + stat = GdipCreateRegion(&test_regions[0].region); + expect(Ok, stat); + + /* empty */ + stat = GdipCreateRegion(&test_regions[2].region); + expect(Ok, stat); + stat = GdipSetEmpty(test_regions[2].region); + expect(Ok, stat); + + /* inside rectangle */ + rect.X = -5; + rect.Y = -2; + rect.Width = 10; + rect.Height = 4; + stat = GdipCreateRegionRect(&rect, &test_regions[4].region); + expect(Ok, stat); + + /* outside rectangle */ + rect.X = -10; + rect.Y = -10; + rect.Width = 7; + rect.Height = 7; + stat = GdipCreateRegionRect(&rect, &test_regions[6].region); + expect(Ok, stat); + + /* inside path */ + stat = GdipCreatePath(FillModeAlternate, &path); + expect(Ok, stat); + stat = GdipAddPathPolygon(path, inside_path_points, ARRAY_SIZE(inside_path_points)); + expect(Ok, stat); + stat = GdipCreateRegion(&test_regions[8].region); + expect(Ok, stat); + stat = GdipCombineRegionPath(test_regions[8].region, path, CombineModeReplace); + expect(Ok, stat); + stat = GdipDeletePath(path); + expect(Ok, stat); + + /* outside path but in bounding rect */ + stat = GdipCreatePath(FillModeAlternate, &path); + expect(Ok, stat); + stat = GdipAddPathPolygon(path, outside_path_bounding_points, ARRAY_SIZE(outside_path_bounding_points)); + expect(Ok, stat); + stat = GdipCreateRegion(&test_regions[10].region); + expect(Ok, stat); + stat = GdipCombineRegionPath(test_regions[10].region, path, CombineModeReplace); + expect(Ok, stat); + stat = GdipDeletePath(path); + expect(Ok, stat); + + /* outside path */ + stat = GdipCreatePath(FillModeAlternate, &path); + expect(Ok, stat); + stat = GdipAddPathPolygon(path, outside_path_points, ARRAY_SIZE(outside_path_points)); + expect(Ok, stat); + stat = GdipCreateRegion(&test_regions[12].region); + expect(Ok, stat); + stat = GdipCombineRegionPath(test_regions[12].region, path, CombineModeReplace); + expect(Ok, stat); + stat = GdipDeletePath(path); + expect(Ok, stat); + + for (i = 1; i < ARRAY_SIZE(test_regions); i += 2) + { + winetest_push_context("%s", test_regions[i].desc); + stat = GdipCreateRegion(&test_regions[i].region); + expect(Ok, stat); + stat = GdipCombineRegionRegion(test_regions[i].region, test_regions[i-1].region, CombineModeExclude); + expect(Ok, stat); + winetest_pop_context(); + } + + /* Check regions individually */ + for (i = 0; i < ARRAY_SIZE(test_regions); i++) + { + winetest_push_context("%s", test_regions[i].desc); + stat = GdipIsVisibleRegionPoint(test_regions[i].region, 0, 0, NULL, &in_region); + expect(Ok, stat); + expect(test_regions[i].origin_in_region, in_region); + winetest_pop_context(); + } + + /* Check combined regions */ + for (i = 0; i < ARRAY_SIZE(test_regions); i++) + { + for (j = 0; j < ARRAY_SIZE(test_regions); j++) + { + GpRegion *region; + BOOL expected_result; + + winetest_push_context("%s + %s", test_regions[i].desc, test_regions[j].desc); + + stat = GdipCreateRegion(®ion); + expect(Ok, stat); + + /* CombineModeIntersect */ + stat = GdipCombineRegionRegion(region, test_regions[i].region, CombineModeReplace); + expect(Ok, stat); + stat = GdipCombineRegionRegion(region, test_regions[j].region, CombineModeIntersect); + expect(Ok, stat); + + expected_result = test_regions[i].origin_in_region & test_regions[j].origin_in_region; + stat = GdipIsVisibleRegionPoint(region, 0, 0, NULL, &in_region); + expect(Ok, stat); + ok(expected_result == in_region, "CombineModeIntersect: expected %i, got %i\n", expected_result, in_region); + + /* CombineModeUnion */ + stat = GdipCombineRegionRegion(region, test_regions[i].region, CombineModeReplace); + expect(Ok, stat); + stat = GdipCombineRegionRegion(region, test_regions[j].region, CombineModeUnion); + expect(Ok, stat); + + expected_result = test_regions[i].origin_in_region | test_regions[j].origin_in_region; + stat = GdipIsVisibleRegionPoint(region, 0, 0, NULL, &in_region); + expect(Ok, stat); + ok(expected_result == in_region, "CombineModeUnion: expected %i, got %i\n", expected_result, in_region); + + /* CombineModeXor */ + stat = GdipCombineRegionRegion(region, test_regions[i].region, CombineModeReplace); + expect(Ok, stat); + stat = GdipCombineRegionRegion(region, test_regions[j].region, CombineModeXor); + expect(Ok, stat); + + expected_result = test_regions[i].origin_in_region ^ test_regions[j].origin_in_region; + stat = GdipIsVisibleRegionPoint(region, 0, 0, NULL, &in_region); + expect(Ok, stat); + ok(expected_result == in_region, "CombineModeXor: expected %i, got %i\n", expected_result, in_region); + + /* CombineModeExclude */ + stat = GdipCombineRegionRegion(region, test_regions[i].region, CombineModeReplace); + expect(Ok, stat); + stat = GdipCombineRegionRegion(region, test_regions[j].region, CombineModeExclude); + expect(Ok, stat); + + expected_result = test_regions[i].origin_in_region & !test_regions[j].origin_in_region; + stat = GdipIsVisibleRegionPoint(region, 0, 0, NULL, &in_region); + expect(Ok, stat); + ok(expected_result == in_region, "CombineModeExclude: expected %i, got %i\n", expected_result, in_region); + + /* CombineModeComplement */ + stat = GdipCombineRegionRegion(region, test_regions[i].region, CombineModeReplace); + expect(Ok, stat); + stat = GdipCombineRegionRegion(region, test_regions[j].region, CombineModeComplement); + expect(Ok, stat); + + expected_result = (!test_regions[i].origin_in_region) & test_regions[j].origin_in_region; + stat = GdipIsVisibleRegionPoint(region, 0, 0, NULL, &in_region); + expect(Ok, stat); + ok(expected_result == in_region, "CombineModeComplement: expected %i, got %i\n", expected_result, in_region); + + winetest_pop_context(); + } + } + + for (i = 0; i < ARRAY_SIZE(test_regions); i++) + { + stat = GdipDeleteRegion(test_regions[i].region); + expect(Ok, stat); + } +} + START_TEST(region) { struct GdiplusStartupInput gdiplusStartupInput; @@ -2367,6 +2565,7 @@ START_TEST(region) test_isvisiblerect(); test_excludeinfinite(); test_GdipCreateRegionRgnData(); + test_incombinedregion(); GdiplusShutdown(gdiplusToken); }
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Alexandre Julliard