mirror of
https://github.com/dankamongmen/notcurses.git
synced 2024-11-06 03:20:26 +00:00
216 lines
7.6 KiB
C++
216 lines
7.6 KiB
C++
#include "main.h"
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#include <cmath>
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#include <vector>
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void RotateCW(struct notcurses* nc, struct ncplane* n) {
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_cw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_cw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_cw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_cw(n));
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CHECK(0 == notcurses_render(nc));
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}
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void RotateCCW(struct notcurses* nc, struct ncplane* n) {
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_ccw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_ccw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_ccw(n));
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CHECK(0 == notcurses_render(nc));
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CHECK(0 == ncplane_rotate_ccw(n));
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CHECK(0 == notcurses_render(nc));
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}
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TEST_CASE("Rotate") {
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if(!enforce_utf8()){
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return;
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}
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auto nc_ = testing_notcurses();
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if(!nc_){
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return;
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}
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int dimy, dimx;
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struct ncplane* n_ = notcurses_stddim_yx(nc_, &dimy, &dimx);
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REQUIRE(n_);
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uint64_t ul, ur, ll, lr;
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ul = ur = ll = lr = 0;
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channels_set_fg_rgb(&ul, 0x40f040);
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channels_set_bg_rgb(&ul, 0x40f040);
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channels_set_fg_rgb(&ll, 0xf040f0);
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channels_set_bg_rgb(&ll, 0xf040f0);
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channels_set_fg_rgb(&ur, 0x40f040);
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channels_set_bg_rgb(&ur, 0x40f040);
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channels_set_fg_rgb(&lr, 0xf040f0);
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channels_set_bg_rgb(&lr, 0xf040f0);
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SUBCASE("RotateTransparentCW") {
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struct ncplane* testn = ncplane_new(nc_, 8, 16, dimy / 2, dimx / 2, nullptr);
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uint64_t channels = 0;
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CHECK(0 == channels_set_fg_alpha(&channels, CELL_ALPHA_TRANSPARENT));
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CHECK(0 == channels_set_bg_alpha(&channels, CELL_ALPHA_TRANSPARENT));
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REQUIRE(0 >= ncplane_set_base(testn, "", 0, channels));
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cell tl = CELL_TRIVIAL_INITIALIZER; cell tr = CELL_TRIVIAL_INITIALIZER;
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cell bl = CELL_TRIVIAL_INITIALIZER; cell br = CELL_TRIVIAL_INITIALIZER;
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cell hl = CELL_TRIVIAL_INITIALIZER; cell vl = CELL_TRIVIAL_INITIALIZER;
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CHECK(-1 < cell_prime(testn, &tl, "█", 0, ul));
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CHECK(-1 < cell_prime(testn, &tr, "█", 0, ur));
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CHECK(-1 < cell_prime(testn, &bl, "█", 0, ll));
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CHECK(-1 < cell_prime(testn, &br, "█", 0, lr));
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CHECK(-1 < cell_prime(testn, &hl, "█", 0, ll));
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CHECK(-1 < cell_prime(testn, &vl, "█", 0, lr));
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CHECK(0 == ncplane_perimeter(testn, &tl, &tr, &bl, &br, &hl, &vl, 0));
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RotateCW(nc_, testn);
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cell_release(testn, &tl); cell_release(testn, &tr);
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cell_release(testn, &bl); cell_release(testn, &br);
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cell_release(testn, &hl); cell_release(testn, &vl);
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CHECK(0 == ncplane_destroy(testn));
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}
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SUBCASE("RotateGradientCW") {
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// should be a square, and should remain a square through rotations
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struct ncplane* testn = ncplane_new(nc_, 8, 16, dimy / 2, dimx / 2, nullptr);
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REQUIRE(0 < ncplane_gradient_sized(testn, " ", 0, ul, ur, ll, lr, 8, 16));
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RotateCW(nc_, testn);
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CHECK(0 == ncplane_destroy(testn));
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}
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SUBCASE("RotateRectangleCW") {
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// should be a square, and should remain a square through rotations
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struct ncplane* testn = ncplane_new(nc_, 8, 32, dimy / 2, dimx / 2, nullptr);
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REQUIRE(0 < ncplane_gradient_sized(testn, " ", 0, ul, ur, ll, lr, 8, 32));
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RotateCW(nc_, testn);
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CHECK(0 == ncplane_destroy(testn));
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}
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SUBCASE("RotateGradientCCW") {
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// should be a square, and should remain a square through rotations
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struct ncplane* testn = ncplane_new(nc_, 8, 16, dimy / 2, dimx / 2, nullptr);
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REQUIRE(0 < ncplane_gradient_sized(testn, " ", 0, ul, ur, ll, lr, 8, 16));
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RotateCCW(nc_, testn);
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CHECK(0 == ncplane_destroy(testn));
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}
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SUBCASE("RotateRectangleCCW") {
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// should be a square, and should remain a square through rotations
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struct ncplane* testn = ncplane_new(nc_, 8, 32, 0, 0, nullptr);
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REQUIRE(0 < ncplane_gradient_sized(testn, " ", 0, ul, ur, ll, lr, 8, 32));
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RotateCCW(nc_, testn);
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CHECK(0 == ncplane_destroy(testn));
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}
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// use half of each dimension
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SUBCASE("RotateRGBACW") {
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int height = dimy / 2;
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int width = dimx / 2;
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std::vector<uint32_t> rgba(width * height, 0xffbbccff);
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for(int i = 0 ; i < height * width / 2 ; ++i){
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CHECK(0xffbbccff == rgba[i]);
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}
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auto ncv = ncvisual_from_rgba(rgba.data(), height, width * 4, width);
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REQUIRE(ncv);
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ncvisual_options opts{};
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auto rendered = ncvisual_render(nc_, ncv, &opts);
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REQUIRE(rendered);
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uint32_t* rgbaret = ncplane_rgba(rendered, NCBLIT_DEFAULT, 0, 0, -1, -1);
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REQUIRE(rgbaret);
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for(int i = 0 ; i < height * width / 2 ; ++i){
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if(rgbaret[i] & CELL_BG_RGB_MASK){
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CHECK(rgbaret[i] == rgba[i]);
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}
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}
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free(rgbaret);
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CHECK(0 == notcurses_render(nc_));
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for(int x = 0 ; x < width ; ++x){
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uint16_t stylemask;
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uint64_t channels;
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char* c = notcurses_at_yx(nc_, 0, x, &stylemask, &channels);
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REQUIRE(c);
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CHECK(0 == strcmp(c, " "));
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if(channels_fg_rgb(channels) & CELL_BG_RGB_MASK){
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CHECK(0xffccbb == channels_fg_rgb(channels));
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}
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if(channels_bg_rgb(channels) & CELL_BG_RGB_MASK){
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CHECK(0xffccbb == channels_bg_rgb(channels));
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}
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free(c);
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}
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opts.n = rendered;
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// FIXME check pixels after all rotations
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CHECK(0 == ncvisual_rotate(ncv, M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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ncvisual_destroy(ncv);
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ncplane_destroy(rendered);
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CHECK(0 == notcurses_render(nc_));
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}
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SUBCASE("RotateRGBACCW") {
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int height = dimy / 2;
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int width = dimx / 2;
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std::vector<uint32_t> rgba(width * height, 0xffbbccff);
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auto ncv = ncvisual_from_rgba(rgba.data(), height, width * 4, width);
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REQUIRE(ncv);
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ncvisual_options opts{};
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auto rendered = ncvisual_render(nc_, ncv, &opts);
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REQUIRE(rendered);
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uint32_t* rgbaret = ncplane_rgba(rendered, NCBLIT_DEFAULT, 0, 0, -1, -1);
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REQUIRE(rgbaret);
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for(int i = 0 ; i < height * width / 2 ; ++i){
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if(rgbaret[i] & CELL_BG_RGB_MASK){
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CHECK(rgbaret[i] == rgba[i]);
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}
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}
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free(rgbaret);
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CHECK(0 == notcurses_render(nc_));
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for(int x = 0 ; x < width ; ++x){
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uint16_t stylemask;
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uint64_t channels;
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char* c = notcurses_at_yx(nc_, 0, x, &stylemask, &channels);
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REQUIRE(c);
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CHECK(0 == strcmp(c, " "));
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if(channels_fg_rgb(channels) & CELL_BG_RGB_MASK){
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CHECK(0xffccbb == channels_fg_rgb(channels));
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}
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if(channels_bg_rgb(channels) & CELL_BG_RGB_MASK){
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CHECK(0xffccbb == channels_bg_rgb(channels));
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}
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free(c);
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}
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// FIXME check pixels after all rotations
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opts.n = rendered;
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CHECK(0 == ncvisual_rotate(ncv, -M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, -M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, -M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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CHECK(0 == ncvisual_rotate(ncv, -M_PI / 2));
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CHECK(ncvisual_render(nc_, ncv, &opts));
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CHECK(0 == notcurses_render(nc_));
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ncvisual_destroy(ncv);
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ncplane_destroy(rendered);
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CHECK(0 == notcurses_render(nc_));
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}
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CHECK(0 == notcurses_stop(nc_));
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}
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