roguish/tests/lighting.cpp

#include <catch2/catch_test_macros.hpp>
#include <fmt/core.h>
#include <nlohmann/json.hpp>
#include <fstream>
#include "map.hpp"
#include "worldbuilder.hpp"
#include "lights.hpp"
#include "point.hpp"

using namespace lighting;

TEST_CASE("lighting a map works", "[lighting]") {
  Map map(20,23);
  WorldBuilder builder(map);
  builder.generate();

  Point light1 = map.place_entity(0);
  Point light2 = map.place_entity(1);
  LightSource source1{6, 1.0};
  LightSource source2{4,3};

  LightRender lr(map.width(), map.height());

  lr.reset_light();

  lr.set_light_target(light1);
  lr.set_light_target(light2);

  lr.path_light(map.walls());

  lr.render_light(source1, light1);
  lr.render_light(source2, light2);

  lr.clear_light_target(light1);
  lr.clear_light_target(light2);

  Matrix &lighting = lr.lighting();

  matrix::dump("WALLS=====", map.walls(), light1.x, light1.y);
  matrix::dump("PATHS=====", lr.paths(), light1.x, light1.y);
  matrix::dump("LIGHTING 1", lighting, light1.x, light1.y);
  matrix::dump("LIGHTING 2", lighting, light2.x, light2.y);
}