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ULTIMA8: Add sort item test for inconsistent sceenspace position.

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The original game may have been more lossy when translating worldspace position to screenspace.
This commit is contained in:
Matthew Jimenez 2023-09-26 22:36:51 -05:00
parent f6d4a1a42d
commit 1e7bad99a9
1 changed files with 30 additions and 0 deletions
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30
test/engines/ultima/ultima8/world/sort_item.h
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@ -12,6 +12,36 @@ class U8SortItemTestSuite : public CxxTest::TestSuite {
U8SortItemTestSuite() {
}
/**
* Floor tile placed in position not consistent with others nearby
* Test case for rendering issue at MainActor::teleport 37 18168 17656 104
*
* !TODO: One of the Y values will need to change by one to properly align.
* The original game may have been more lossy when translating worldspace position to screenspace.
*/
void test_screenspace_position() {
Ultima::Ultima8::SortItem si1;
si1._flat = true;
si1._solid = true;
si1._occl = true;
si1._fbigsq = true;
si1._roof = true;
si1._land = true;
// Normal placement
Ultima::Ultima8::Box b1(18047, 17663, 104, 128, 128, 104);
si1.setBoxBounds(b1, 0, 0);
TS_ASSERT(si1._sxBot == 96);
TS_ASSERT(si1._syBot == 4359);
// Inconsistent placement
Ultima::Ultima8::Box b2(18168, 17656, 104, 128, 128, 104);
si1.setBoxBounds(b2, 0, 0);
TS_ASSERT(si1._sxBot == 128);
TS_ASSERT(si1._syBot == 4374);
}
/* Non-overlapping with lower Y position should always be below */
void test_basic_y_sort() {
Ultima::Ultima8::SortItem si1;