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quadblitter/dualblitter unit test bases

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nick black 2020-06-14 01:58:53 -04:00 committed by Nick Black
parent 7c1e9fe3d2
commit ab4243d9be
1 changed files with 52 additions and 0 deletions
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52
tests/visual.cpp
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@ -9,6 +9,8 @@ TEST_CASE("Visual") {
}
ncplane* ncp_ = notcurses_stdplane(nc_);
REQUIRE(ncp_);
auto n_ = notcurses_stdplane(nc_);
REQUIRE(n_);
#ifndef USE_MULTIMEDIA
SUBCASE("VisualDisabled"){
@ -163,5 +165,55 @@ TEST_CASE("Visual") {
CHECK(0 == notcurses_render(nc_));
}
// write a checkerboard pattern and verify the NCBLIT_2x1 output
SUBCASE("Dualblitter") {
constexpr int DIMY = 10;
constexpr int DIMX = 11; // odd number to get checkerboard effect
auto rgba = new uint32_t[DIMY * DIMX];
for(int i = 0 ; i < DIMY * DIMX ; ++i){
CHECK(0 == ncpixel_set_a(&rgba[i], 0xff));
if(i % 2){
CHECK(0 == ncpixel_set_g(&rgba[i], 0xff));
}else{
CHECK(0 == ncpixel_set_r(&rgba[i], 0xff));
}
}
auto ncv = ncvisual_from_rgba(rgba, DIMY, DIMX * sizeof(uint32_t), DIMX);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.n = n_;
vopts.blitter = NCBLIT_2x1;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
CHECK(n_ == ncvisual_render(nc_, ncv, &vopts));
CHECK(0 == notcurses_render(nc_));
// FIXME check output
delete[] rgba;
}
// write a checkerboard pattern and verify the NCBLIT_2x2 output
SUBCASE("Quadblitter") {
constexpr int DIMY = 10;
constexpr int DIMX = 11; // odd number to get checkerboard effect
auto rgba = new uint32_t[DIMY * DIMX];
for(int i = 0 ; i < DIMY * DIMX ; ++i){
CHECK(0 == ncpixel_set_a(&rgba[i], 0xff));
if(i % 2){
CHECK(0 == ncpixel_set_g(&rgba[i], 0xff));
}else{
CHECK(0 == ncpixel_set_r(&rgba[i], 0xff));
}
}
auto ncv = ncvisual_from_rgba(rgba, DIMY, DIMX * sizeof(uint32_t), DIMX);
REQUIRE(nullptr != ncv);
struct ncvisual_options vopts{};
vopts.n = n_;
vopts.blitter = NCBLIT_2x2;
vopts.flags = NCVISUAL_OPTION_NODEGRADE;
CHECK(n_ == ncvisual_render(nc_, ncv, &vopts));
CHECK(0 == notcurses_render(nc_));
// FIXME check output
delete[] rgba;
}
CHECK(!notcurses_stop(nc_));
}