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BitmapSmoothMove unit test #1682

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nick black 2021-10-11 01:50:33 -04:00 committed by nick black
parent 8ac0791470
commit 9b0bf6af23
1 changed files with 42 additions and 3 deletions
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45
src/tests/bitmap.cpp
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@ -595,11 +595,13 @@ TEST_CASE("Bitmaps") {
vopts.blitter = NCBLIT_PIXEL;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
auto n = ncvisual_render(nc_, ncv, &vopts);
REQUIRE(nullptr != n);
for(int i = 0 ; i <= ncplane_dim_x(n_) ; ++i){
CHECK(0 == ncplane_move_yx(n, 0, i));
CHECK(0 == notcurses_render(nc_));
}
REQUIRE(nullptr != n);
ncvisual_destroy(ncv);
CHECK(0 == ncplane_destroy(n));
}
SUBCASE("BitmapMoveOffscreenRight") {
@ -614,11 +616,13 @@ TEST_CASE("Bitmaps") {
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
vopts.x = ncplane_dim_x(n_) - 3;
auto n = ncvisual_render(nc_, ncv, &vopts);
REQUIRE(nullptr != n);
for(int i = ncplane_dim_x(n_) - 3 ; i >= 0 ; --i){
CHECK(0 == ncplane_move_yx(n, 0, i));
CHECK(0 == notcurses_render(nc_));
}
REQUIRE(nullptr != n);
ncvisual_destroy(ncv);
CHECK(0 == ncplane_destroy(n));
}
SUBCASE("BitmapMoveOffscreenDown") {
@ -632,11 +636,13 @@ TEST_CASE("Bitmaps") {
vopts.blitter = NCBLIT_PIXEL;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
auto n = ncvisual_render(nc_, ncv, &vopts);
REQUIRE(nullptr != n);
for(int i = 0 ; i <= ncplane_dim_y(n_) ; ++i){
CHECK(0 == ncplane_move_yx(n, i, 0));
CHECK(0 == notcurses_render(nc_));
}
REQUIRE(nullptr != n);
ncvisual_destroy(ncv);
CHECK(0 == ncplane_destroy(n));
}
SUBCASE("BitmapMoveOffscreenUp") {
@ -651,11 +657,44 @@ TEST_CASE("Bitmaps") {
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
vopts.y = ncplane_dim_y(n_) - 3;
auto n = ncvisual_render(nc_, ncv, &vopts);
REQUIRE(nullptr != n);
for(int i = ncplane_dim_y(n_) - 3 ; i >= 0 ; --i){
CHECK(0 == ncplane_move_yx(n, i, 0));
CHECK(0 == notcurses_render(nc_));
}
ncvisual_destroy(ncv);
CHECK(0 == ncplane_destroy(n));
}
// smoothly move a bitmap diagonally across the screen
SUBCASE("BitmapSmoothMove") {
// first, assemble a visual equivalent to 2x2 cells
auto y = nc_->tcache.cellpixy * 2;
auto x = nc_->tcache.cellpixx * 2;
std::vector<uint32_t> v(x * y * 4, htole(0xffccccff));
auto ncv = ncvisual_from_rgba(v.data(), y, sizeof(decltype(v)::value_type) * x, x);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.blitter = NCBLIT_PIXEL;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
auto n = ncvisual_render(nc_, ncv, &vopts);
REQUIRE(nullptr != n);
auto xpx = ncplane_dim_x(n_) * nc_->tcache.cellpixx;
auto ypx = ncplane_dim_y(n_) * nc_->tcache.cellpixy;
double xyrat = (double)xpx / ypx;
for(unsigned xat = 0 ; xat < xpx ; ++xat){
vopts.x = xat / nc_->tcache.cellpixx;
vopts.pxoffx = xat % nc_->tcache.cellpixx;
int yat = xat * xyrat;
vopts.y = yat / nc_->tcache.cellpixy;
vopts.pxoffy = yat % nc_->tcache.cellpixy;
CHECK(0 == ncplane_destroy(n));
n = ncvisual_render(nc_, ncv, &vopts);
CHECK(0 == notcurses_render(nc_));
}
ncvisual_destroy(ncv);
CHECK(0 == ncplane_destroy(n));
CHECK(0 == notcurses_render(nc_));
}
CHECK(!notcurses_stop(nc_));