void Planet::generate() {
m_test_image.create(m_circumference / 2 + 1, m_circumference / 2 + 1, sf::Color(0, 0, 0, 0));
noise::module::Perlin myModule;
myModule.SetSeed(m_seed);
noise::utils::NoiseMapBuilderPlane heightMapBuilder;
heightMapBuilder.SetSourceModule (myModule);
heightMapBuilder.SetDestNoiseMap (heightMap);
heightMapBuilder.SetDestSize (m_circumference / 2, m_circumference / 2);
heightMapBuilder.SetBounds (0.0, 2.0, 0.0, 2.0);
heightMapBuilder.Build();
for (int i = 0; i < m_circumference / 2; ++i) {
for (int j = 0; j < m_circumference / 2; ++j) {
float x = i - m_circumference / 4;
float y = j - m_circumference / 4;
if (distance(sf::Vector2f(x, y), sf::Vector2f(0, 0)) <= m_circumference / 4) {
float height = heightMap.GetValue(i, j);
m_test_image.setPixel(i, j, colorByHeight(height));
}
}
}
generatePlanetSprite();
generateHeightImage(360);
m_test_texture.loadFromImage(m_test_image, sf::IntRect(0, 0, (int)(m_circumference / 2), (int)(m_circumference /2)));
m_test_sprite.setTexture(m_test_texture);
m_font.loadFromFile("arial.ttf");
text.setFont(m_font);
text.setCharacterSize(15);
text.setString(m_name);
}
void Planet::alterWaterLevel(const float delta) {
m_waterLevel += delta;
generatePlanetSprite();
generateHeightImage(360);
m_planet_texture.loadFromImage(m_planet_image, sf::IntRect(0, 0, (int)(m_radius * 2), (int)(m_radius * 2)));
m_planet_sprite.setTexture(m_planet_texture);
}
int main(){
const char* srcPath ="src.bmp";
const char* regionPath ="region.bmp";
const char* constraintPath ="constraint.bmp";
const char* fPath ="f.bmp";
const char* resultPath ="result.bmp";
IplImage *srcImg=loadImageAs8U3C(srcPath);
IplImage *regionImg=loadImageAs8U1C(regionPath);
IplImage *constraintImg=loadImageAs8U3C(constraintPath);
IplImage *fImg=loadImageAs32F1C(fPath);
IplImage *resultImg=generateHeightImage(srcImg->width,srcImg->height);
poissonSmoothGL(srcImg,regionImg,constraintImg,fImg,resultImg);
cvSaveImage(resultPath,resultImg);
return 0;
}
void Planet::beginContact(Entity *entity) {
int craterSize = 40;
float a = 180 + angle(entity->getPosition(), m_position);
sf::Vector2f pos = makeVector(a, m_circumference / 4);
for (int i = 0; i < craterSize; ++i) {
for (int j = 0; j < craterSize; ++j) {
int x = i + pos.x - craterSize / 2 + m_circumference / 4;
int y = j + pos.y - craterSize / 2 + m_circumference / 4;
int x2 = i - craterSize / 2;
int y2 = j - craterSize / 2;
if (distance(sf::Vector2f(x2, y2), sf::Vector2f(0, 0)) <= craterSize) {
int z = sqrt(pow((float)(craterSize / 2), 2) - pow((float)x2, 2) - pow((float)y2, 2));
heightMap.SetValue(x, y, heightMap.GetValue(x, y) - 100);
}
}
}
generatePlanetSprite();
generateHeightImage(360);
}