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physics and rendering fixes

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Dominic Masters
2026-07-17 21:06:21 -05:00
parent 5f08337726
commit 8fb1c9fb42
25 changed files with 491 additions and 78 deletions
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test/rpg/overworld/CMakeLists.txt
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@@ -7,5 +7,6 @@ include(dusktest)
# Tests
dusktest(test_maparea.c)
dusktest(test_tileshape.c)
# Subdirs
test/rpg/overworld/test_tileshape.c
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/**
* Copyright (c) 2026 Dominic Masters
*
* This software is released under the MIT License.
* https://opensource.org/licenses/MIT
*/
#include "dusktest.h"
#include "util/memory.h"
#include "rpg/overworld/tileshape.h"
static void test_tileShapeGetRampHeightGroundIsAlwaysFlat(void **state) {
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_GROUND, 0.0f, 0.0f), 0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_GROUND, 1.0f, 1.0f), 0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_GROUND, 0.5f, 0.5f), 0.0f, 0.0001f
);
assert_int_equal(memoryGetAllocatedCount(), 0);
}
static void test_tileShapeGetRampHeightCardinalRamps(void **state) {
// RAMP_NORTH: rises going north (+y) - height equals localY.
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTH, 0.5f, 0.0f), 0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTH, 0.5f, 1.0f), 1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTH, 0.0f, 0.5f), 0.5f, 0.0001f
);
// RAMP_SOUTH: rises going south (-y) - height equals 1 - localY.
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_SOUTH, 0.5f, 0.0f), 1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_SOUTH, 0.5f, 1.0f), 0.0f, 0.0001f
);
// RAMP_EAST: rises going east (+x) - height equals localX.
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_EAST, 0.0f, 0.5f), 0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_EAST, 1.0f, 0.5f), 1.0f, 0.0001f
);
// RAMP_WEST: rises going west (-x) - height equals 1 - localX.
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_WEST, 0.0f, 0.5f), 1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_WEST, 1.0f, 0.5f), 0.0f, 0.0001f
);
assert_int_equal(memoryGetAllocatedCount(), 0);
}
static void test_tileShapeGetRampHeightOuterCornerRamps(void **state) {
// RAMP_NORTHEAST: only the NE corner raised - a hip shape, height
// equal to min(localX, localY) since the mesh is split along the
// SW-NE diagonal into two flat triangles.
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST, 0.0f, 0.0f),
0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST, 1.0f, 1.0f),
1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST, 0.3f, 0.7f),
0.3f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST, 0.7f, 0.3f),
0.3f, 0.0001f
);
// RAMP_SOUTHWEST: only the SW corner raised - height equal to
// min(1 - localX, 1 - localY).
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_SOUTHWEST, 0.0f, 0.0f),
1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_SOUTHWEST, 1.0f, 1.0f),
0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_SOUTHWEST, 1.0f, 0.0f),
0.0f, 0.0001f
);
assert_int_equal(memoryGetAllocatedCount(), 0);
}
static void test_tileShapeGetRampHeightInnerCornerRamp(void **state) {
// RAMP_NORTHEAST_INNER: only the opposite (SW) corner lowered, rest of
// the tile raised - height equal to max(localX, localY).
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST_INNER, 0.0f, 0.0f),
0.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST_INNER, 1.0f, 1.0f),
1.0f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST_INNER, 0.3f, 0.7f),
0.7f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST_INNER, 0.7f, 0.3f),
0.7f, 0.0001f
);
assert_float_equal(
tileShapeGetRampHeight(TILE_SHAPE_RAMP_NORTHEAST_INNER, 1.0f, 0.0f),
1.0f, 0.0001f
);
assert_int_equal(memoryGetAllocatedCount(), 0);
}
int main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_tileShapeGetRampHeightGroundIsAlwaysFlat),
cmocka_unit_test(test_tileShapeGetRampHeightCardinalRamps),
cmocka_unit_test(test_tileShapeGetRampHeightOuterCornerRamps),
cmocka_unit_test(test_tileShapeGetRampHeightInnerCornerRamp),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}