Files
EVEngine/test/weather.cpp
T

229 lines
7.7 KiB
C++

#include "zeroerr/assert.h"
#include "zeroerr/unittest.h"
#include "weather/Weather.h"
#include "weather/PcgInteriorWeatherVolume.h"
#include "graphics/Graphics.h"
#include "graphics/Material.h"
#include "graphics/RenderSystem3D.h"
#include "graphics/Texture.h"
#include "window/Window.h"
#include <cmath>
#include <limits>
using namespace eve::weather;
TEST_CASE("weather.backendShaderInitialization") {
auto *window = eve::window::Window::create();
auto *graphics = eve::graphics::Graphics::create();
REQUIRE(window != nullptr);
REQUIRE(graphics != nullptr);
eve::window::WindowSettings settings;
settings.width = 128;
settings.height = 128;
settings.centered = true;
REQUIRE(window->setWindowSettings(settings));
Weather weather;
weather.init(graphics);
// The renderer reads the material's albedo when a material is present.
// Attaching the texture only to Renderable3D silently samples white.
int texturedFields = 0;
auto fields = ecs::View<eve::graphics::Renderable3D, eve::graphics::Renderable3D::MeshRenderer>();
for (auto it = fields.begin(); it != fields.end(); ++it) {
auto [renderer] = *it;
if (!renderer->material) continue;
auto *texture = renderer->material->getAlbedoTexture();
if (!texture) continue;
CHECK(texture->getPixelWidth() > 1);
CHECK(texture->getPixelHeight() > 1);
CHECK(!renderer->material->getCastShadow());
++texturedFields;
}
CHECK(texturedFields == 2);
weather.setPreset("storm");
weather.strike();
weather.update(1.f / 60.f, graphics);
CHECK(weather.getIntensity() >= 0.f);
CHECK(weather.getFlash() >= 0.f);
window->close();
}
TEST_CASE("weather.presetRoundTrip") {
Weather w;
w.setPreset("clear");
CHECK(w.getPreset() == "clear");
w.setPreset("drizzle");
CHECK(w.getPreset() == "drizzle");
w.setPreset("rain");
CHECK(w.getPreset() == "rain");
w.setPreset("storm");
CHECK(w.getPreset() == "storm");
w.setPreset("snow");
CHECK(w.getPreset() == "snow");
w.setPreset("fog");
CHECK(w.getPreset() == "fog");
w.setPreset("wind");
CHECK(w.getPreset() == "wind");
w.setPreset("blizzard");
CHECK(w.getPreset() == "blizzard");
}
TEST_CASE("weather.unknownPresetIgnored") {
Weather w;
w.setPreset("rain");
w.setPreset("tsunami"); // not a known preset; keep previous
CHECK(w.getPreset() == "rain");
}
TEST_CASE("weather.intensityClamped") {
Weather w;
w.setIntensity(-1.0f);
CHECK(w.getIntensity() == 0.0f);
w.setIntensity(2.0f);
CHECK(w.getIntensity() == 1.0f);
w.setIntensity(0.6f);
CHECK(std::fabs(w.getIntensity() - 0.6f) < 1e-6f);
}
TEST_CASE("weather.windClamped") {
Weather w;
w.setWindSpeed(12.0f);
CHECK(w.getWindSpeed() == 12.0f);
w.setWindSpeed(-4.0f); // non-negative
CHECK(w.getWindSpeed() == 0.0f);
w.setWindDirection(90.0f);
CHECK(w.getWindDirection() == 90.0f);
}
TEST_CASE("weather.lightningToggle") {
Weather w;
CHECK(w.isLightningEnabled());
w.setLightningEnabled(false);
CHECK(!w.isLightningEnabled());
w.setLightningEnabled(true);
CHECK(w.isLightningEnabled());
}
TEST_CASE("weather.moodParams") {
Weather w;
w.setSkyColor(0.2f, 0.3f, 0.4f);
CHECK(w.getSkyColorR() == 0.2f);
CHECK(w.getSkyColorG() == 0.3f);
CHECK(w.getSkyColorB() == 0.4f);
w.setFogColor(0.5f, 0.55f, 0.6f);
CHECK(w.getFogColorR() == 0.5f);
CHECK(w.getFogColorG() == 0.55f);
CHECK(w.getFogColorB() == 0.6f);
w.setFogDensity(0.03f);
CHECK(w.getFogDensity() == 0.03f);
w.setFogDensity(-1.0f);
CHECK(w.getFogDensity() == 0.0f);
w.setSunIntensity(0.4f);
CHECK(w.getSunIntensity() == 0.4f);
w.setSunIntensity(3.0f); // clamped to [0,1]
CHECK(w.getSunIntensity() == 1.0f);
}
TEST_CASE("weather.ambientInRange") {
// intensityCur starts at 0 (clear); ambient is bright and bounded.
Weather w;
float amb = w.getAmbientBrightness();
CHECK(amb >= 0.34f);
CHECK(amb <= 0.91f);
}
TEST_CASE("weather.pcgSnowWindThreeAxisAndAtomicValidation") {
Weather w;
REQUIRE(w.setSnowWind(2.5f, -3.25f, 1.75f).ok());
CHECK(w.hasSnowWind());
CHECK(w.getSnowWindX() == 2.5f);
CHECK(w.getSnowWindY() == -3.25f);
CHECK(w.getSnowWindZ() == 1.75f);
CHECK(!w.setSnowWind(std::numeric_limits<float>::infinity(), 0.f, 0.f).ok());
CHECK(w.getSnowWindX() == 2.5f);
w.clearSnowWind();
CHECK(!w.hasSnowWind());
}
TEST_CASE("weather.pcgInteriorVolumeShapesValidateAtomically") {
PcgInteriorWeatherVolume volume;
REQUIRE(volume.configureBox(2.f, 3.f, 4.f, 10.f, 8.f, 6.f, 1, 7, 3).ok());
CHECK(volume.contains(7.f, 7.f, 7.f));
CHECK(!volume.contains(7.01f, 7.f, 7.f));
CHECK(!volume.configureSphere(0.f, 0.f, 0.f, -1.f, 0, 2, 4).ok());
CHECK(volume.contains(7.f, 7.f, 7.f));
REQUIRE(volume.configureSphere(0.f, 0.f, 0.f, 5.f, 0, 11, 13).ok());
CHECK(volume.contains(3.f, 4.f, 0.f));
CHECK(!volume.contains(3.01f, 4.f, 0.f));
CHECK(!volume.contains(std::numeric_limits<float>::quiet_NaN(), 0.f, 0.f));
}
TEST_CASE("weather.pcgInteriorVolumeTransitionsAndReverb") {
PcgInteriorWeatherVolume volume;
REQUIRE(volume.configureSphere(0.f, 0.f, 0.f, 4.f, 0, 21, 8).ok());
Weather weather;
auto outside = weather.applyInteriorVolume(volume, 8.f, 0.f, 0.f);
REQUIRE(outside.ok());
CHECK(outside.value() == PcgInteriorWeatherTransition::Unchanged);
CHECK(weather.getCurrentWeatherReverbPreset() == 8);
auto entered = weather.applyInteriorVolume(volume, 0.f, 0.f, 0.f);
REQUIRE(entered.ok());
CHECK(entered.value() == PcgInteriorWeatherTransition::Entered);
CHECK(weather.isInsideInteriorWeather());
CHECK(weather.isInteriorWeatherCollisionRequested());
CHECK(weather.getCurrentWeatherReverbPreset() == 21);
auto unchanged = weather.setInteriorVolumeState(volume, true);
REQUIRE(unchanged.ok());
CHECK(unchanged.value() == PcgInteriorWeatherTransition::Unchanged);
auto exited = weather.applyInteriorVolume(volume, 5.f, 0.f, 0.f);
REQUIRE(exited.ok());
CHECK(exited.value() == PcgInteriorWeatherTransition::Exited);
CHECK(!weather.isInsideInteriorWeather());
CHECK(weather.getCurrentWeatherReverbPreset() == 8);
CHECK(!weather.applyInteriorVolume(volume,
std::numeric_limits<float>::infinity(), 0.f, 0.f).ok());
}
TEST_CASE("weather.pcgInteriorVolumeControlsRealPrecipitationRenderables") {
auto *window = eve::window::Window::create();
auto *graphics = eve::graphics::Graphics::create();
REQUIRE(window != nullptr);
REQUIRE(graphics != nullptr);
eve::window::WindowSettings settings;
settings.width = 96;
settings.height = 96;
REQUIRE(window->setWindowSettings(settings));
Weather weather;
weather.setPreset("rain");
weather.setIntensity(1.f);
weather.update(1.f, graphics);
auto visibleWeatherFields = [] {
int count = 0;
auto fields = ecs::View<eve::graphics::Renderable3D,
eve::graphics::Renderable3D::MeshRenderer>();
for (auto it = fields.begin(); it != fields.end(); ++it) {
auto [renderer] = *it;
if (renderer->visible) ++count;
}
return count;
};
CHECK(visibleWeatherFields() == 1);
PcgInteriorWeatherVolume volume;
REQUIRE(volume.configureBox(0.f, 0.f, 0.f, 20.f, 20.f, 20.f, 1, 2, 0).ok());
REQUIRE(weather.applyInteriorVolume(volume, 0.f, 0.f, 0.f).ok());
weather.update(1.f / 60.f, graphics);
CHECK(visibleWeatherFields() == 0);
REQUIRE(weather.applyInteriorVolume(volume, 20.f, 0.f, 0.f).ok());
weather.update(1.f / 60.f, graphics);
CHECK(visibleWeatherFields() == 1);
window->close();
}