public void Generate(Mesh mesh)
{
int nvertices = 4 * 6;
Vector3[] vertices = new Vector3[nvertices];
int vertexIdx = 0;
Vector2[] uv = new Vector2[nvertices];
int uvsIdx = 0;
Vector3[] normals = new Vector3[nvertices];
int normalIdx = 0;
int [] indices = new int[6 * 8];
int indexIdx = 0;
Mesh tempMesh = new Mesh();
QuadGenerator quadGenerator = new QuadGenerator();
QuadGenerator.QuadProperties quadProperties;
Vector2 HalfSizeXZ = new Vector2(_properties.HalfSize.x, _properties.HalfSize.z);
Vector2 HalfSizeXY = new Vector2(_properties.HalfSize.x, _properties.HalfSize.y);
Vector2 HalfSizeZY = new Vector2(_properties.HalfSize.z, _properties.HalfSize.y);
// Bottom
Vector3 position = -_properties.Up * _properties.HalfSize.y;
Vector3 front = -_properties.Up;
Vector3 up = Vector3.Cross(_properties.Right, front);
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXZ, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 0);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Top
position = _properties.Up * _properties.HalfSize.y;
front = _properties.Up;
up = Vector3.Cross(_properties.Right, front);
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXZ, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 4);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Left
position = -_properties.Right * _properties.HalfSize.x;
front = -_properties.Right;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeZY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 8);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Right
position = _properties.Right * _properties.HalfSize.x;
front = _properties.Right;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeZY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 12);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Front
position = _properties.Front * _properties.HalfSize.z;
front = _properties.Front;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 16);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Bottom
position = -_properties.Front * _properties.HalfSize.z;
front = -_properties.Front;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 20);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
mesh.vertices = vertices;
mesh.normals = normals;
mesh.triangles = indices;
mesh.uv = uv;
}
public void Generate(Mesh mesh)
{
int nvertices = 4 * 6;
Vector3[] vertices = new Vector3[nvertices];
int vertexIdx = 0;
Vector2[] uv = new Vector2[nvertices];
int uvsIdx = 0;
Vector3[] normals = new Vector3[nvertices];
int normalIdx = 0;
int [] indices = new int[6 * 8];
int indexIdx = 0;
Mesh tempMesh = new Mesh();
QuadGenerator quadGenerator = new QuadGenerator();
QuadGenerator.QuadProperties quadProperties;
Vector2 HalfSizeXZ = new Vector2(_properties.HalfSize.x, _properties.HalfSize.z);
Vector2 HalfSizeXY = new Vector2(_properties.HalfSize.x, _properties.HalfSize.y);
Vector2 HalfSizeZY = new Vector2(_properties.HalfSize.z, _properties.HalfSize.y);
// Bottom
Vector3 position = -_properties.Up * _properties.HalfSize.y;
Vector3 front = -_properties.Up;
Vector3 up = Vector3.Cross(_properties.Right, front);
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXZ, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 0);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Top
position = _properties.Up * _properties.HalfSize.y;
front = _properties.Up;
up = Vector3.Cross(_properties.Right, front);
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXZ, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 4);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Left
position = -_properties.Right * _properties.HalfSize.x;
front = -_properties.Right;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeZY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 8);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Right
position = _properties.Right * _properties.HalfSize.x;
front = _properties.Right;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeZY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 12);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Front
position = _properties.Front * _properties.HalfSize.z;
front = _properties.Front;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 16);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
// Bottom
position = -_properties.Front * _properties.HalfSize.z;
front = -_properties.Front;
up = _properties.Up;
quadProperties = new QuadGenerator.QuadProperties(position, HalfSizeXY, front, up);
quadGenerator.SetProperties(quadProperties);
quadGenerator.Generate(tempMesh);
vertexIdx += AddVector3(vertices, tempMesh.vertices, vertexIdx);
normalIdx += AddVector3(normals, tempMesh.normals, normalIdx);
indexIdx += AddIndices(indices, tempMesh.triangles, indexIdx, 20);
uvsIdx += AddUVs(uv, tempMesh.uv, uvsIdx);
mesh.vertices = vertices;
mesh.normals = normals;
mesh.triangles = indices;
mesh.uv = uv;
}
