#include "main.h" #include // FIXME broken on big-endian, need turn WARNs back to CHECKs // https://github.com/dankamongmen/notcurses/issues/1130 TEST_CASE("Blitting") { auto nc_ = testing_notcurses(); REQUIRE(nullptr != nc_); ncplane* ncp_ = notcurses_stdplane(nc_); REQUIRE(ncp_); auto n_ = notcurses_stdplane(nc_); REQUIRE(n_); SUBCASE("BgraToRgba") { const uint32_t data[8] = { // bgra (BE): RGBA bgra (LE): ABGR 0xffffffff, 0xff0088ff, 0xffff8800, 0xff88ff00, 0xffff0088, 0xff8800ff, 0xff00ff88, 0xff000000, }; struct ncplane_options nopts = { .y = 0, .x = 0, .rows = 2, .cols = 4, .userptr = nullptr, .name = nullptr, .resizecb = nullptr, .flags = 0, }; auto ncp = ncplane_create(n_, &nopts); REQUIRE(nullptr != ncp); struct ncvisual_options vopts = { .n = ncp, .scaling = NCSCALE_NONE, .y = 0, .x = 0, .begy = 0, .begx = 0, .leny = 2, .lenx = 4, .blitter = NCBLIT_1x1, .flags = 0, }; ncblit_bgrx(data, 16, &vopts); for(int y = 0 ; y < 2 ; ++y){ for(int x = 0 ; x < 4 ; ++x){ uint32_t bgra = data[(y * 4) + x]; uint16_t stylemask; uint64_t channels; auto egc = ncplane_at_yx(ncp, y, x, &stylemask, &channels); WARN(0 == strcmp(" ", egc)); free(egc); WARN(0 == stylemask); uint32_t rgb = channels_bg_rgb(channels); WARN(ncpixel_r(bgra) == ncpixel_r(rgb)); WARN(ncpixel_g(bgra) == ncpixel_g(rgb)); WARN(ncpixel_b(bgra) == ncpixel_b(rgb)); } } ncplane_destroy(ncp); } SUBCASE("BgraToRgbaWithStride") { const uint32_t data[10] = { 0xffffffff, 0xff0088ff, 0xffff8800, 0xff88ff00, 0x00000000, 0xffff0088, 0xff8800ff, 0xff00ff88, 0xff000000, 0x00000000, }; struct ncplane_options nopts = { .y = 0, .x = 0, .rows = 2, .cols = 4, .userptr = nullptr, .name = nullptr, .resizecb = nullptr, .flags = 0, }; auto ncp = ncplane_create(n_, &nopts); REQUIRE(nullptr != ncp); struct ncvisual_options vopts = { .n = ncp, .scaling = NCSCALE_NONE, .y = 0, .x = 0, .begy = 0, .begx = 0, .leny = 2, .lenx = 4, .blitter = NCBLIT_1x1, .flags = 0, }; ncblit_bgrx(data, 20, &vopts); for(int y = 0 ; y < 2 ; ++y){ for(int x = 0 ; x < 4 ; ++x){ uint32_t bgra = data[(y * 5) + x]; uint16_t stylemask; uint64_t channels; auto egc = ncplane_at_yx(ncp, y, x, &stylemask, &channels); WARN(0 == strcmp(" ", egc)); free(egc); WARN(0 == stylemask); uint32_t rgb = channels_bg_rgb(channels); WARN(ncpixel_r(bgra) == ncpixel_r(rgb)); WARN(ncpixel_g(bgra) == ncpixel_g(rgb)); WARN(ncpixel_b(bgra) == ncpixel_b(rgb)); } } ncplane_destroy(ncp); } CHECK(!notcurses_stop(nc_)); }