public static List <clsNormsPolygon> loadNormsPolygonsFromObjectFile()
{
normsCoordinates = loadCoordinatesNormsFromObjectFile(); // считываем информацию
for (int i = 0; i < lines.Length; i++)
{
words = lines[i].Split(' ');
if (words[0] == "f")
{
words = lines[i].Split(' ', '/'); // считываем координаты полигонов
polygon1 = int.Parse(words[3]);
polygon2 = int.Parse(words[6]);
polygon3 = int.Parse(words[9]);
clsNormsPolygon normsPolygon = new clsNormsPolygon(); // записываем полигон
normsPolygon[0] = normsCoordinates[polygon1 - 1];
normsPolygon[1] = normsCoordinates[polygon2 - 1];
normsPolygon[2] = normsCoordinates[polygon3 - 1];
normPolygons.Add(normsPolygon); // сохраняем в лист
}
}
return(normPolygons);
}
public static void createTriangleWithZBufferForTransformationWithModifiedLight(clsPolygonModified polygon, clsNormsPolygon normsPolygon, cls2D_Picture image, clsZbuffer zBuffer, int i)
{
minimalX = funcMinimumX(polygon);
maximalX = funcMaximumX(polygon, image);
minimalY = funcMinimumY(polygon);
maximalY = funcMaximumY(polygon, image);
clsBarycentricCoordinates barycentricPoint = new clsBarycentricCoordinates(polygon);
double l0 = clsVectorsOperations.scalarMulty(normsPolygon[0]) / (clsVectorsOperations.lengthNorm(normsPolygon[0]) * clsVectorsOperations.lengthVectorLight());
double l1 = clsVectorsOperations.scalarMulty(normsPolygon[1]) / (clsVectorsOperations.lengthNorm(normsPolygon[1]) * clsVectorsOperations.lengthVectorLight());
double l2 = clsVectorsOperations.scalarMulty(normsPolygon[2]) / (clsVectorsOperations.lengthNorm(normsPolygon[2]) * clsVectorsOperations.lengthVectorLight());
for (int x = minimalX; x <= maximalX; x++)
{
for (int y = minimalY; y <= maximalY; y++)
{
barycentricPoint.calc_lambda_for_Transformation(x, y);
if (barycentricPoint.lambda0 > 0 && barycentricPoint.lambda1 > 0 && barycentricPoint.lambda2 > 0)
{
double z = barycentricPoint.lambda0 * polygon[0].originalZ + barycentricPoint.lambda1 * polygon[1].originalZ + barycentricPoint.lambda2 * polygon[2].originalZ;
if (z < zBuffer.getZBuffer(x, y))
{
int brightness = (int)Math.Abs((255 * (barycentricPoint.lambda0 * l0 + barycentricPoint.lambda1 * l1 + barycentricPoint.lambda2 * l2)));
image.setPixel(x, y, new clsRGB(brightness, 0, 0));
zBuffer.setZBuffer(x, y, z);
}
}
}
}
}