/// <summary>
/// Generate icon image for brick using MeshProjector.
/// </summary>
/// <param name="brick">Brick.</param>
/// <param name="filePath">File path.</param>
/// <param name="size">Image size.</param>
public static void GenerateIcon(Brick brick, string filePath, int size)
{
//generate texture
MeshProjector projector = new MeshProjector(new Vector3(-1000, 0, 0), 31);
var texture = projector.Project(brick, size);
//convert texture
RenderTexture.active = texture;
Texture2D texture2D = new Texture2D(texture.width, texture.height);
texture2D.ReadPixels(new Rect(0, 0, texture.width, texture.height), 0, 0);
RenderTexture.active = null;
//save texture as png image
var image = ImageConversion.EncodeToPNG(texture2D);
System.IO.File.WriteAllBytes(filePath, image);
}
public void TestHeightmapCircle()
{
OBJ heightmap, circle;
using (var file = File.OpenRead(@"C:\Users\Rhys\Documents\planetest.obj"))
{
heightmap = new OBJ(file);
}
using (var file = File.OpenRead(@"C:\Users\Rhys\Documents\circletest.obj"))
{
circle = new OBJ(file);
}
var baseMesh = new List <BaseMeshTriangle>();
var projMesh = new List <MeshTriangle>();
foreach (var group in heightmap.FacesByObjgroup)
{
var otri = new List <Vector3>();
foreach (var tri in group.Value)
{
otri.Add(heightmap.Vertices[tri[0] - 1]);
if (otri.Count == 3)
{
baseMesh.Add(new BaseMeshTriangle()
{
Vertices = otri.ToArray()
});
otri = new List <Vector3>();
}
}
}
foreach (var group in circle.FacesByObjgroup)
{
var otri = new List <Vector3>();
var otc = new List <float[]>();
foreach (var tri in group.Value)
{
otri.Add(circle.Vertices[tri[0] - 1]);
otc.Add(new float[] { circle.TextureCoords[tri[1] - 1].X, circle.TextureCoords[tri[1] - 1].Y });
if (otri.Count == 3)
{
projMesh.Add(new MeshTriangle()
{
Vertices = otri.ToArray(),
TexCoords = otc.ToArray()
});
otri = new List <Vector3>();
otc = new List <float[]>();
}
}
}
var proj = new MeshProjector(baseMesh, projMesh);
proj.Project();
//write result
using (var file = File.Open(@"C:\Users\Rhys\Documents\test.obj", FileMode.Create))
{
SaveResult(proj, file);
}
}
public void TestCombo()
{
var map = BasicMap();
var timer = new System.Diagnostics.Stopwatch();
timer.Start();
var heightmap = new SimplifiedHeightmap(512, map);
heightmap.BuildSecondDerivative();
heightmap.GenerateFullTree();
heightmap.GenerateMesh();
timer.Stop();
Console.WriteLine("!!! Heightmap took " + timer.ElapsedMilliseconds + "ms.");
timer.Restart();
var svg = new SVGParser(File.ReadAllText(@"C:\Users\Rhys\Documents\roads.svg"));
var paths = svg.ToLinePaths();
var geom = new RoadGeometry(paths, TS1RoadTemplates.OLD_TOWN_DEFAULT_TEMPLATES);
geom.GenerateIntersections();
geom.GenerateRoadGeometry();
timer.Stop();
Console.WriteLine("!!! Road took " + timer.ElapsedMilliseconds + "ms.");
timer.Restart();
List <MeshProjector> projectors = new List <MeshProjector>();
foreach (var pair in geom.Meshes)
{
var mesh = pair.Value;
var baseTris = new List <BaseMeshTriangle>();
for (int i = 0; i < heightmap.Indices.Count; i += 3)
{
baseTris.Add(new BaseMeshTriangle()
{
Vertices = new Vector3[] {
heightmap.Vertices[heightmap.Indices[i]],
heightmap.Vertices[heightmap.Indices[i + 1]],
heightmap.Vertices[heightmap.Indices[i + 2]],
}
});
}
var projTris = new List <MeshTriangle>();
for (int i = 0; i < mesh.Indices.Count; i += 3)
{
projTris.Add(new MeshTriangle()
{
Vertices = new Vector3[] {
mesh.Vertices[mesh.Indices[i]].Position,
mesh.Vertices[mesh.Indices[i + 1]].Position,
mesh.Vertices[mesh.Indices[i + 2]].Position,
},
TexCoords = new float[][]
{
mesh.Vertices[mesh.Indices[i]].TexCoords,
mesh.Vertices[mesh.Indices[i + 1]].TexCoords,
mesh.Vertices[mesh.Indices[i + 2]].TexCoords,
}
});
}
var proj = new MeshProjector(baseTris, projTris);
proj.Project();
projectors.Add(proj);
}
timer.Stop();
Console.WriteLine("!!! Projection took " + timer.ElapsedMilliseconds + "ms.");
//write result
using (var file = File.Open(@"C:\Users\Rhys\Documents\combined.obj", FileMode.Create))
{
SaveResults(projectors, file);
}
}