public override void OnLightProbesUpdate()
{
//update the probe global indices
Vector3[] probePositions = LightmapSettings.lightProbes.positions;
// filter the probes to speed up search
QuickMesh mesh = new QuickMesh(probePositions);
mesh.Filter(bounds, transform);
foreach (var modifier in bakedProbeModifiers)
{
int minindex = -1;
float mindistance = float.PositiveInfinity;
for (int i = 0; i < probePositions.Length; i++)
{
var distance = (probePositions[i] - modifier.probe).magnitude;
if (distance < mindistance)
{
minindex = i;
mindistance = distance;
}
}
modifier.globalindex = minindex;
}
}
public override void UpdateSamples()
{
var meshtransform = this.mesh.transform;
var mesh = this.mesh.sharedMesh;
var uvs = mesh.uv;
QuickMesh quickmesh = new QuickMesh(mesh, meshtransform);
quickmesh.Filter(bounds, transform);
quickmesh.WeldVertices(threshold);
quickmesh.UpdateNormals();
superprobes = new List <Vector3>();
foreach (var item in quickmesh.vertices)
{
superprobes.Add(item.position + item.angleWeightedPsuedoNormal * surfaceoffset);
}
base.UpdateSamples();
}
public override void UpdateSamples()
{
if (controllers == null)
{
controllers = new List <LightprobeController>();
}
if (controlTextures == null)
{
controlTextures = new List <LightprobeTexture>();
}
if (bakedProbeModifiers == null)
{
bakedProbeModifiers = new List <LightProbeModifier>();
}
UpdateTextureControllers();
var meshtransform = this.mesh.transform;
var mesh = this.mesh.sharedMesh;
var uvs = mesh.uv;
QuickMesh quickmesh = new QuickMesh(mesh, meshtransform);
quickmesh.Filter(bounds, transform);
quickmesh.UpdateNormals();
List <Vector3> spawnprobes = new List <Vector3>();
List <float> multipliers = new List <float>();
var activeSubmeshes = controllers.Select(c => c.submesh).Distinct().ToArray();
foreach (var submesh in activeSubmeshes)
{
var controllers = this.controllers.Where(c => c.submesh == submesh).ToList();
foreach (var triangle in quickmesh.triangles.Where(t => t.submesh == submesh))
{
foreach (var controller in controllers)
{
// for each triangle in the mesh, get the barycentric coordinates of the probe spawn point
// the 'world' coordinate system is the texture (uv) space
// at this stage, the vertex indices match the originals
var barycentric = Barycentric(controller.uv, uvs[triangle.vertices[0].index], uvs[triangle.vertices[1].index], uvs[triangle.vertices[2].index]);
var spawn = triangle.vertices[0].position * barycentric.x + triangle.vertices[1].position * barycentric.y + triangle.vertices[2].position * barycentric.z;
if (barycentric.x > 0 && barycentric.y > 0 && barycentric.x + barycentric.y < 1)
{
spawnprobes.Add(spawn + triangle.normal * controller.height);
multipliers.Add(controller.multiplier);
}
}
}
}
// remove redundant colocated probes
QuickMesh probes = new QuickMesh(spawnprobes.ToArray());
probes.WeldVertices(threshold);
bakedProbeModifiers.Clear();
foreach (var item in probes.vertices)
{
bakedProbeModifiers.Add(new LightProbeModifier()
{
probe = item.position,
scalar = multipliers[item.index]
});
}
superprobes = bakedProbeModifiers.Select(x => x.probe).ToList();
base.UpdateSamples();
// apply modifiers immediately so we can see the result. any rebaking will change this at design time, but it will be reset in start().
ApplyLightmapModifiers();
}
