PCache ComputePCacheFromMesh()
{
var meshCache = ComputeDataCache(m_Mesh);
Picker picker = null;
if (m_Distribution == Distribution.Sequential)
{
if (m_MeshBakeMode == MeshBakeMode.Vertex)
{
picker = new SequentialPickerVertex(meshCache);
}
else if (m_MeshBakeMode == MeshBakeMode.Triangle)
{
picker = new SequentialPickerTriangle(meshCache);
}
}
else if (m_Distribution == Distribution.Random)
{
if (m_MeshBakeMode == MeshBakeMode.Vertex)
{
picker = new RandomPickerVertex(meshCache, m_SeedMesh);
}
else if (m_MeshBakeMode == MeshBakeMode.Triangle)
{
picker = new RandomPickerTriangle(meshCache, m_SeedMesh);
}
}
else if (m_Distribution == Distribution.RandomUniformArea)
{
picker = new RandomPickerUniformArea(meshCache, m_SeedMesh);
}
if (picker == null)
{
throw new InvalidOperationException("Unable to find picker");
}
var positions = new List <Vector3>();
var normals = m_ExportNormals ? new List <Vector3>() : null;
var colors = m_ExportColors ? new List <Vector4>() : null;
var uvs = m_ExportUV ? new List <Vector4>() : null;
for (int i = 0; i < m_OutputPointCount; ++i)
{
if (i % 64 == 0)
{
var cancel = EditorUtility.DisplayCancelableProgressBar("pCache bake tool", string.Format("Sampling data... {0}/{1}", i, m_OutputPointCount), (float)i / (float)m_OutputPointCount);
if (cancel)
{
return(null);
}
}
var vertex = picker.GetNext();
positions.Add(vertex.position);
if (m_ExportNormals)
{
normals.Add(vertex.normal);
}
if (m_ExportColors)
{
colors.Add(vertex.color);
}
if (m_ExportUV)
{
uvs.Add(vertex.uvs.Any() ? vertex.uvs[0] : Vector4.zero);
}
}
var file = new PCache();
file.AddVector3Property("position");
if (m_ExportNormals)
{
file.AddVector3Property("normal");
}
if (m_ExportColors)
{
file.AddColorProperty("color");
}
if (m_ExportUV)
{
file.AddVector4Property("uv");
}
EditorUtility.DisplayProgressBar("pCache bake tool", "Generating pCache...", 0.0f);
file.SetVector3Data("position", positions);
if (m_ExportNormals)
{
file.SetVector3Data("normal", normals);
}
if (m_ExportColors)
{
file.SetColorData("color", colors);
}
if (m_ExportUV)
{
file.SetVector4Data("uv", uvs);
}
EditorUtility.ClearProgressBar();
return(file);
}
void OnGUI_Texture()
{
GUILayout.Label("Texture baking", EditorStyles.boldLabel);
m_Texture = (Texture2D)EditorGUILayout.ObjectField("Texture", m_Texture, typeof(Texture2D), false);
m_DecimationThresholdMode = (DecimationThresholdMode)EditorGUILayout.EnumPopup("Decimation Threshold", m_DecimationThresholdMode);
if (m_DecimationThresholdMode != DecimationThresholdMode.None)
{
m_Threshold = EditorGUILayout.Slider("Threshold", m_Threshold, 0.0f, 1.0f);
}
m_RandomizePixels = EditorGUILayout.Toggle("Randomize Pixels Order", m_RandomizePixels);
if (m_RandomizePixels)
{
m_SeedPixels = EditorGUILayout.IntField("Seed", m_SeedPixels);
}
m_ExportColors = EditorGUILayout.Toggle("Export Colors", m_ExportColors);
m_OutputFormat = (PCache.Format)EditorGUILayout.EnumPopup("File Format", m_OutputFormat);
if (m_Texture != null)
{
if (GUILayout.Button("Save to pCache file..."))
{
string fileName = EditorUtility.SaveFilePanelInProject("pCacheFile", m_Texture.name, "pcache", "Save PCache");
if (fileName != null)
{
PCache file = new PCache();
file.AddVector3Property("position");
if (m_ExportColors)
{
file.AddColorProperty("color");
}
List <Vector3> positions = new List <Vector3>();
List <Vector4> colors = null;
if (m_ExportColors)
{
colors = new List <Vector4>();
}
ComputeTextureData(positions, colors);
file.SetVector3Data("position", positions);
if (m_ExportColors)
{
file.SetColorData("color", colors);
}
file.SaveToFile(fileName, m_OutputFormat);
}
}
using (new GUILayout.VerticalScope(EditorStyles.helpBox))
{
EditorGUILayout.LabelField("Texture Statistics", EditorStyles.boldLabel);
EditorGUI.indentLevel++;
EditorGUILayout.IntField("Width", m_Texture.width);
EditorGUILayout.IntField("Height", m_Texture.height);
EditorGUILayout.IntField("Pixels count", m_Texture.width * m_Texture.height);
EditorGUI.indentLevel--;
}
}
}
