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