public static void RasterizeTriangle( MTriangle triangle, Texture2D texture)
{
MUVVertex v1 = triangle.Vertices[0].Uv;
MUVVertex v2 = triangle.Vertices[1].Uv;
MUVVertex v3 = triangle.Vertices[2].Uv;
fillBottomFlatTriangle(v1,v2,v3, texture);
fillTopFlatTriangle(v1,v2,v3, texture);
texture.Apply();
}
public static void DebugTriangle(MTriangle triangle, Texture2D texture)
{
List<Point2D> points = new List<Point2D>();
foreach(MVertex vertex in triangle.Vertices)
{
points.Add (vertex.Uv.ToPoint2D());
}
int textureSize = texture.width;
DrawLine(points[0] * textureSize,points[1]* textureSize,texture);
DrawLine(points[1] * textureSize,points[2]* textureSize,texture);
DrawLine(points[2] * textureSize,points[0]* textureSize,texture);
}
public MMesh(Mesh mesh)
{
System.Diagnostics.Stopwatch stopwatch = new System.Diagnostics.Stopwatch();
stopwatch.Start();
this.mesh = mesh;
triangles = new List<MTriangle>();
uvTriangles = new List<MUVTriangle>();
vertices = new List<MVertex>();
uvVertices = new List<MUVVertex>();
uvEdges = new List<MUVEdge>();
bounds = new Bounds(Vector3.zero, Vector3.zero);
// Temp for filling
List<MVertex> vertexList = new List<MVertex>();
List<MUVVertex> UVVertexList = new List<MUVVertex>();
// Reference data
int[] meshTriangles = mesh.triangles;
Vector3[] meshVertices = mesh.vertices;
Vector3[] meshNormals = mesh.normals;
Vector2[] meshUV = mesh.uv;
for (int triangle = 0; triangle < meshTriangles.Length; triangle += 3)
{
vertexList.Clear();
UVVertexList.Clear();
vertexList.Add(new MVertex(meshVertices[meshTriangles[triangle ]], meshNormals[meshTriangles[triangle ]], meshUV[meshTriangles[triangle ]]));
vertexList.Add(new MVertex(meshVertices[meshTriangles[triangle + 1]], meshNormals[meshTriangles[triangle + 1]], meshUV[meshTriangles[triangle + 1]]));
vertexList.Add(new MVertex(meshVertices[meshTriangles[triangle + 2]], meshNormals[meshTriangles[triangle + 2]], meshUV[meshTriangles[triangle + 2]]));
UVVertexList.Add(new MUVVertex( meshUV[meshTriangles[triangle ]] ));
UVVertexList.Add(new MUVVertex( meshUV[meshTriangles[triangle + 1]] ));
UVVertexList.Add(new MUVVertex( meshUV[meshTriangles[triangle + 2]] ));
MTriangle newTriangle = new MTriangle(this, vertexList);
MUVTriangle newUVTriangle = new MUVTriangle(this, UVVertexList);
}
stopwatch.Stop();
UnityEngine.Debug.Log("Time taken: " + (stopwatch.Elapsed));
stopwatch.Reset();
}
private int SharedConnections(MTriangle checkTriangle)
{
int sharedConnections = 0;
foreach(MVertex vertex in vertices)
{
if (checkTriangle.vertices.Contains(vertex))
sharedConnections += 1;
}
return sharedConnections;
}