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new unit test VisualCellGeometryStretching

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nick black 2021-11-01 15:01:35 -04:00 committed by nick black
parent bd4393ff1e
commit 28a037b6c0
1 changed files with 35 additions and 7 deletions
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42
src/tests/visual.cpp
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@ -135,11 +135,11 @@ TEST_CASE("Visual") {
CHECK(NCBLIT_1x1 == g.blitter);
}
// build a simple ncvisual and check the calculated geometries for 1x1
// build a square ncvisual and check the calculated geometries for 1x1
// cell blitting with scaling
SUBCASE("VisualCellGeometryScaling") {
std::vector v(80, 0xfffffffflu);
auto ncv = ncvisual_from_rgba(v.data(), 8, 10 * sizeof(decltype(v)::value_type), 10);
std::vector v(100, 0xfffffffflu);
auto ncv = ncvisual_from_rgba(v.data(), 10, 10 * sizeof(decltype(v)::value_type), 10);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
ncvgeom g{};
@ -147,14 +147,42 @@ TEST_CASE("Visual") {
vopts.scaling = NCSCALE_SCALE;
CHECK(0 == ncvisual_geom(nc_, ncv, &vopts, &g));
ncvisual_destroy(ncv);
CHECK(8 == g.pixy);
int dimy, dimx;
ncplane_dim_yx(n_, &dimy, &dimx);
int mindim = dimy < dimx ? dimy : dimx;
CHECK(10 == g.pixy);
CHECK(10 == g.pixx);
CHECK(1 == g.scaley);
CHECK(1 == g.scalex);
CHECK(8 == g.rpixy);
CHECK(10 == g.rpixy);
CHECK(10 == g.rpixx);
CHECK(8 == g.rcelly);
CHECK(10 == g.rcellx);
CHECK(mindim == g.rcelly);
CHECK(mindim == g.rcellx);
CHECK(NCBLIT_1x1 == g.blitter);
}
// build a square ncvisual and check the calculated geometries for 1x1
// cell blitting with stretching
SUBCASE("VisualCellGeometryStretching") {
std::vector v(100, 0xfffffffflu);
auto ncv = ncvisual_from_rgba(v.data(), 10, 10 * sizeof(decltype(v)::value_type), 10);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
ncvgeom g{};
vopts.blitter = NCBLIT_1x1;
vopts.scaling = NCSCALE_STRETCH;
CHECK(0 == ncvisual_geom(nc_, ncv, &vopts, &g));
ncvisual_destroy(ncv);
int dimy, dimx;
ncplane_dim_yx(n_, &dimy, &dimx);
CHECK(10 == g.pixy);
CHECK(10 == g.pixx);
CHECK(1 == g.scaley);
CHECK(1 == g.scalex);
CHECK(10 == g.rpixy);
CHECK(10 == g.rpixx);
CHECK(dimy == g.rcelly);
CHECK(dimx == g.rcellx);
CHECK(NCBLIT_1x1 == g.blitter);
}