private void RefreshSelectionMesh()
{
if (m_SelectionMesh != null)
{
m_SelectionMesh.CleanupMeshes();
}
MeshBuilder mb = new MeshBuilder();
if (_selectedItem != null)
{
mb.Add(0, new MeshBuilder.Rectangle(_selectedItem.Position, Color.white), false);
}
else if (_selectedGroup != null)
{
mb.Add(0, new MeshBuilder.Rectangle(_selectedGroup.Position, Color.white * 0.8f), false);
}
m_SelectionMesh = mb.CreateMesh();
}
public void Add(Sprite s, Vector3 pos, Color c, bool flip = false)
{
if (s == null)
{
return;
}
InitMaterial(s.texture);
sprite_pos.Add(pos);
dirty = true;
builder.Add(s, pos, c, flip);
}
private void Draw(MeshBuilder mg)
{
mg.Rotate(state.dir);
for (int i = 0; i < Cylinder.verticesToBeUntwisted.Count; i++)
{
mg.vertices[Cylinder.verticesToBeUntwisted[i]] = Quaternion.Inverse(twistQuaternion) * mg.vertices[Cylinder.verticesToBeUntwisted[i]];
}
for (int i = 0; i < Cylinder.normalsToBeUntwisted.Count; i++)
{
mg.normals[Cylinder.normalsToBeUntwisted[i]] = Quaternion.Inverse(twistQuaternion) * mg.normals[Cylinder.normalsToBeUntwisted[i]];
}
mg.Translate(state.pos);
meshGenerator.Add(mg);
}
private void RefreshMesh()
{
if (m_Mesh != null)
{
m_Mesh.CleanupMeshes();
}
MeshBuilder mb = new MeshBuilder();
foreach (Group group in _groups.Values)
{
Rect r = group.Position;
var color = group.Color;
mb.Add(0, new MeshBuilder.Rectangle(r, color, color * 0.75f, color * 0.5f, color * 0.75f), true);
}
m_Mesh = mb.CreateMesh();
}
private void RefreshGroupMesh(Group group)
{
if (m_SelectionGroupMesh != null)
{
m_SelectionGroupMesh.CleanupMeshes();
}
MeshBuilder mb = new MeshBuilder();
foreach (Item item in group.Items)
{
Rect r = item.Position;
var color = item.Color;
mb.Add(0, new MeshBuilder.Rectangle(r, color, color * 0.75f, color * 0.5f, color * 0.75f), true);
}
m_SelectionGroupMesh = mb.CreateMesh();
}
public void Load(string path)
{
var reader = new StreamReader(path);
var positions = new List<Vector3>();
var norms = new List<Vector3>();
var texes = new List<Vector2>();
var objMaterial = new ObjMaterial();
var builderMap = new Dictionary<Material, MeshBuilder<VertexTNP3>>();
var material = Material.Default();
var builder = new MeshBuilder<VertexTNP3>();
builderMap[material] = builder;
while (true) {
var line = reader.ReadLine();
if (line == null) { break; }
var parts = line.Split(' ');
switch (parts[0]) {
case "v":
var v1 = Parse.Float(parts[1]);
var v2 = Parse.Float(parts[2]);
var v3 = Parse.Float(parts[3]);
var vert = new Vector3(v1, v2, v3);
positions.Add(vert);
break;
case "vn":
var n1 = Parse.Float(parts[1]);
var n2 = Parse.Float(parts[2]);
var n3 = Parse.Float(parts[3]);
var norm = new Vector3(n1, n2, n3);
norms.Add(norm);
break;
case "vt":
var t1 = Parse.Float(parts[1]);
var t2 = Parse.Float(parts[2]);
var tex = new Vector2(t1, t2);
texes.Add(tex);
break;
case "f":
var g1 = parts[1].Split('/');
var g2 = parts[2].Split('/');
var g3 = parts[3].Split('/');
var tri = new Triangle<VertexTNP3>();
if (g1[0] != "") tri.A.Position = positions[Parse.Int(g1[0]) - 1];
if (g1[1] != "") tri.A.TexCoord = texes[Parse.Int(g1[1]) - 1];
if (g1[2] != "") tri.A.Normal = norms[Parse.Int(g1[2]) - 1];
if (g2[0] != "") tri.B.Position = positions[Parse.Int(g2[0]) - 1];
if (g2[1] != "") tri.B.TexCoord = texes[Parse.Int(g2[1]) - 1];
if (g2[2] != "") tri.B.Normal = norms[Parse.Int(g2[2]) - 1];
if (g3[0] != "") tri.C.Position = positions[Parse.Int(g3[0]) - 1];
if (g3[1] != "") tri.C.TexCoord = texes[Parse.Int(g3[1]) - 1];
if (g3[2] != "") tri.C.Normal = norms[Parse.Int(g3[2]) - 1];
builder.Add(tri);
break;
case "mtllib":
var dirname = System.IO.Path.GetDirectoryName(path);
var mtlPath = Path.Combine(dirname, parts[1]);
objMaterial.Load(mtlPath);
break;
case "usemtl":
material = objMaterial.Lookup(parts[1]);
if (!builderMap.TryGetValue(material, out builder)) {
builder = new MeshBuilder<VertexTNP3>();
builderMap[material] = builder;
}
break;
}
}
foreach (var pair in builderMap) {
if (!pair.Value.IsEmpty) {
MaterialGroup mg;
mg.Material = pair.Key;
mg.Mesh = pair.Value.ToMesh().Compile();
materialGroups.Add(mg);
}
}
}
void makeQuads(WallCompiled wall, MeshBuilder<VertexTNP3> builder, int a, int b)
{
Quad<VertexTNP3> quad;
var bottom = wall.Thickness * bottomLength;
var mid = wall.Thickness * midLength;
var top = wall.Thickness * topLength;
Vector3 v1, v2, v3, v4, normal;
Vector2 t1, t2, t3, t4;
t1 = new Vector2(.5f, wall.TexesBegin1[a]);
v1 = new Vector3(wall.Verts1[a].X, wall.Verts1[a].Y, bottom);
t2 = new Vector2(.5f, wall.TexesEnd1[b]);
v2 = new Vector3(wall.Verts1[b].X, wall.Verts1[b].Y, bottom);
t3 = new Vector2(1f, wall.TexesBegin1[a]);
v3 = new Vector3(wall.Verts1[a].X, wall.Verts1[a].Y, mid);
t4 = new Vector2(1f, wall.TexesEnd1[b]);
v4 = new Vector3(wall.Verts1[b].X, wall.Verts1[b].Y, mid);
normal = Vector3.Cross(v3 - v1, v4 - v1);
normal.Normalize();
quad.A.Normal = normal;
quad.A.Position = v2;
quad.A.TexCoord = t2;
quad.B.Normal = normal;
quad.B.Position = v1;
quad.B.TexCoord = t1;
quad.C.Normal = normal;
quad.C.Position = v3;
quad.C.TexCoord = t3;
quad.D.Normal = normal;
quad.D.Position = v4;
quad.D.TexCoord = t4;
builder.Add(quad);
t1 = new Vector2(.5f, wall.TexesBegin4[a]);
v1 = new Vector3(wall.Verts4[a].X, wall.Verts4[a].Y, bottom);
t2 = new Vector2(.5f, wall.TexesEnd4[b]);
v2 = new Vector3(wall.Verts4[b].X, wall.Verts4[b].Y, bottom);
t3 = new Vector2(1f, wall.TexesBegin4[a]);
v3 = new Vector3(wall.Verts4[a].X, wall.Verts4[a].Y, mid);
t4 = new Vector2(1f, wall.TexesEnd4[b]);
v4 = new Vector3(wall.Verts4[b].X, wall.Verts4[b].Y, mid);
normal = Vector3.Cross(v1 - v3, v4 - v3);
normal.Normalize();
quad.A.Normal = normal;
quad.A.Position = v1;
quad.A.TexCoord = t1;
quad.B.Normal = normal;
quad.B.Position = v2;
quad.B.TexCoord = t2;
quad.C.Normal = normal;
quad.C.Position = v4;
quad.C.TexCoord = t4;
quad.D.Normal = normal;
quad.D.Position = v3;
quad.D.TexCoord = t3;
builder.Add(quad);
t1 = new Vector2(.5f, wall.TexesBegin2[a]);
v1 = new Vector3(wall.Verts2[a].X, wall.Verts2[a].Y, top);
t2 = new Vector2(.5f, wall.TexesEnd2[b]);
v2 = new Vector3(wall.Verts2[b].X, wall.Verts2[b].Y, top);
t3 = new Vector2(1f, wall.TexesBegin3[a]);
v3 = new Vector3(wall.Verts3[a].X, wall.Verts3[a].Y, top);
t4 = new Vector2(1f, wall.TexesEnd3[b]);
v4 = new Vector3(wall.Verts3[b].X, wall.Verts3[b].Y, top);
normal = Vector3.Cross(v3 - v1, v4 - v1);
normal.Normalize();
quad.A.Normal = normal;
quad.A.Position = v2;
quad.A.TexCoord = t2;
quad.B.Normal = normal;
quad.B.Position = v1;
quad.B.TexCoord = t1;
quad.C.Normal = normal;
quad.C.Position = v3;
quad.C.TexCoord = t3;
quad.D.Normal = normal;
quad.D.Position = v4;
quad.D.TexCoord = t4;
builder.Add(quad);
t1 = new Vector2(0f, wall.TexesBegin1[a]);
v1 = new Vector3(wall.Verts1[a].X, wall.Verts1[a].Y, mid);
t2 = new Vector2(0f, wall.TexesEnd1[b]);
v2 = new Vector3(wall.Verts1[b].X, wall.Verts1[b].Y, mid);
t3 = new Vector2(.5f, wall.TexesBegin2[a]);
v3 = new Vector3(wall.Verts2[a].X, wall.Verts2[a].Y, top);
t4 = new Vector2(.5f, wall.TexesEnd2[b]);
v4 = new Vector3(wall.Verts2[b].X, wall.Verts2[b].Y, top);
normal = Vector3.Cross(v3 - v1, v4 - v1);
normal.Normalize();
quad.A.Normal = normal;
quad.A.Position = v2;
quad.A.TexCoord = t2;
quad.B.Normal = normal;
quad.B.Position = v1;
quad.B.TexCoord = t1;
quad.C.Normal = normal;
quad.C.Position = v3;
quad.C.TexCoord = t3;
quad.D.Normal = normal;
quad.D.Position = v4;
quad.D.TexCoord = t4;
builder.Add(quad);
t1 = new Vector2(0f, wall.TexesBegin4[a]);
v1 = new Vector3(wall.Verts4[a].X, wall.Verts4[a].Y, mid);
t2 = new Vector2(0f, wall.TexesEnd4[b]);
v2 = new Vector3(wall.Verts4[b].X, wall.Verts4[b].Y, mid);
t3 = new Vector2(.5f, wall.TexesBegin3[a]);
v3 = new Vector3(wall.Verts3[a].X, wall.Verts3[a].Y, top);
t4 = new Vector2(.5f, wall.TexesEnd3[b]);
v4 = new Vector3(wall.Verts3[b].X, wall.Verts3[b].Y, top);
normal = Vector3.Cross(v1 - v3, v4 - v3);
normal.Normalize();
quad.A.Normal = normal;
quad.A.Position = v1;
quad.A.TexCoord = t1;
quad.B.Normal = normal;
quad.B.Position = v2;
quad.B.TexCoord = t2;
quad.C.Normal = normal;
quad.C.Position = v4;
quad.C.TexCoord = t4;
quad.D.Normal = normal;
quad.D.Position = v3;
quad.D.TexCoord = t3;
builder.Add(quad);
}
