public void Apply()
{
if (paintLayer == null)
{
paintLayer = layerStack.GetMergedLayer();
}
foreach (var pd in paintLayer.paintData)
{
var vpd = pd.vpaintObject;
if (!vpd)
{
continue;
}
vpd.SetColors(pd.colors);
}
}
void PaintObject(VPaintObject vc, VPaintLayer layer, VPaintVertexData data)
{
if (vc.colorsBuilder == null)
{
vc.colorsBuilder = new Color[data.colors.Length];
}
if (vc.transparencyBuilder == null)
{
vc.transparencyBuilder = new float[data.colors.Length];
}
VPaintUtility.MergeColors(
vc.colorsBuilder, vc.transparencyBuilder,
data.colors, data.transparency,
layer.blendMode, layer.opacity,
layer.maskR, layer.maskG, layer.maskB, layer.maskA
);
}
void LoadLayer(VPaintLayer layer, List <VPaintObject> affectedColorers)
{
foreach (var vc in colorers)
{
if (!vc)
{
continue;
}
var paintData = layer.Get(vc);
if (paintData != null)
{
PaintObject(vc, layer, paintData);
if (!affectedColorers.Contains(vc))
{
affectedColorers.Add(vc);
}
}
}
}
void Awake()
{
if (!Application.isPlaying)
{
#if UNITY_EDITOR
UnityEditor.EditorApplication.delayCall += () => {
if (autoLoadInEditor)
{
Apply();
}
};
#endif
}
else
{
paintLayer = layerStack.GetMergedLayer();
if (autoApplySchedule == AutoApplySchedule.OnAwake)
{
Apply();
}
}
}
void CenterPanel()
{
GUI.enabled = selectedObjects.Count == 1;
if (GUILayout.Button("< Copy"))
{
VPaintLayer layer = null;
if (copyLayer == 0)
{
layer = currentLayer;
}
if (copyLayer == 1)
{
layer = currentLayerStack.GetMergedLayer();
}
int selectedObj = -1;
foreach (var so in selectedObjects)
{
selectedObj = so;
}
var obj = VPaint.Instance.objectInfo[selectedObj].vpaintObject;
var pd = layer.Get(obj);
if (pd == null)
{
Debug.LogError("Could not copy VPaint object, it has no paint data!");
}
else
{
AddToClipboard(pd.colors, pd.transparency, obj.name);
}
}
GUI.enabled = true;
GUILayout.Space(20);
GUI.enabled = selectedObjects.Count != 0 && selectedClipboardItem != -1;
if (GUI.enabled)
{
var clipData = clipboard[selectedClipboardItem];
foreach (var so in selectedObjects)
{
var obj = VPaint.Instance.objectInfo[so].vpaintObject;
GUI.enabled &= obj.GetMeshInstance().vertices.Length == clipData.colors.Length;
}
}
if (GUILayout.Button("Paste >"))
{
VPaint.Instance.PushUndo("Paste Colors");
var clipData = clipboard[selectedClipboardItem];
if (pasteLayer == 0)
{
foreach (var so in selectedObjects)
{
var obj = VPaint.Instance.objectInfo[so].vpaintObject;
var pd = currentLayer.GetOrCreate(obj);
pd.colors = clipData.colors;
pd.transparency = clipData.transparency;
}
}
if (pasteLayer == 1)
{
var layer = new VPaintLayer();
foreach (var so in selectedObjects)
{
var obj = VPaint.Instance.objectInfo[so].vpaintObject;
layer.paintData.Add(
new VPaintVertexData()
{
colorer = obj,
colors = clipData.colors,
transparency = clipData.transparency
}
);
}
currentLayerStack.layers.Add(layer);
}
VPaint.Instance.ReloadLayers();
}
GUI.enabled = true;
}
public void ImportTexture(bool preview)
{
try
{
var objectSizes = new Dictionary <VPaintObject, float>();
float objectMax = 0f;
foreach (VPaintObject vc in VPaint.Instance.maskedVPaintObjects())
{
if (!vc)
{
continue;
}
Bounds b = vc.GetMeshInstance().bounds;
float size = (b.max - b.min).magnitude;
objectMax = Mathf.Max(objectMax, size);
objectSizes.Add(vc, size);
}
bool overwriteExistingLayer = Settings.targetLayer == 1;
VPaintLayer layer = overwriteExistingLayer ? currentLayer.Clone() : new VPaintLayer();
List <VPaintVertexData> paintData = new List <VPaintVertexData>();
foreach (var vc in VPaint.Instance.maskedVPaintObjects())
{
if (!vc)
{
continue;
}
if (!IsValid(vc))
{
continue;
}
Texture2D tx = GetTexture(vc);
string texPath = AssetDatabase.GetAssetPath(tx);
TextureImporter importer = TextureImporter.GetAtPath(texPath) as TextureImporter;
if (!importer.isReadable)
{
importer.isReadable = true;
AssetDatabase.ImportAsset(texPath, ImportAssetOptions.ForceUpdate);
}
VPaintVertexData pd = new VPaintVertexData();
Mesh m = vc.GetMeshInstance();
Vector2[] uvs = GetUVs(m);
pd.colors = new Color[uvs.Length];
pd.transparency = new float[uvs.Length];
Vector2 txSize = new Vector2(tx.width, tx.height);
Func <Vector2, Vector2> uvTransformation = GetUVTransformation(vc);
for (int i = 0; i < pd.colors.Length; i++)
{
if (EditorUtility.DisplayCancelableProgressBar("Sampling...", "Sampling texture onto '" + vc.name + "'", (float)i / pd.colors.Length))
{
EditorUtility.ClearProgressBar();
return;
}
Vector2 uv = uvs[i];
Vector2 normalizedPos = uvTransformation(uv);
Vector2 pixelPos = Vector2.Scale(normalizedPos, txSize);
var samplePositions = new List <Vector2>();
int sampleRadius = Settings.sampleRadius;
sampleRadius = Mathf.RoundToInt(sampleRadius * Mathf.Clamp01(objectSizes[vc] / objectMax));
if (sampleRadius == 0)
{
samplePositions.Add(pixelPos);
}
else
{
for (int r = -sampleRadius; r <= sampleRadius; r++)
{
float f = Mathf.Cos((((r / sampleRadius) + 1) / 2) * Mathf.PI);
int div = Mathf.RoundToInt(f * sampleRadius);
for (int y = -div; y <= div; y++)
{
samplePositions.Add(pixelPos + new Vector2(r, y));
}
}
}
float cr = 0;
float cg = 0;
float cb = 0;
float ca = 0;
foreach (Vector2 v in samplePositions)
{
Color c = tx.GetPixelBilinear((int)v.x / txSize.x, (int)v.y / txSize.y);
cr += c.r;
cg += c.g;
cb += c.b;
ca += c.a;
}
int count = samplePositions.Count;
cr /= count;
cg /= count;
cb /= count;
ca /= count;
Color col = new Color();
if (Settings.swizzleR != -1)
{
col[Settings.swizzleR] = cr;
}
if (Settings.swizzleG != -1)
{
col[Settings.swizzleG] = cg;
}
if (Settings.swizzleB != -1)
{
col[Settings.swizzleB] = cb;
}
if (Settings.swizzleA != -1)
{
col[Settings.swizzleA] = ca;
}
col = PostProcessColor(col);
pd.colors[i] = col;
pd.transparency[i] = Settings.importOpacity;
}
pd.vpaintObject = vc;
paintData.Add(pd);
}
if (paintData.Count != 0)
{
layer.paintData = paintData;
}
if (Settings.blurRadius != 0)
{
var colorsToApply = new Dictionary <VPaintVertexData, Color[]>();
foreach (var vc in VPaint.Instance.maskedVPaintObjects())
{
var vcrenderer = vc.GetComponent <Renderer>();
if (!vcrenderer)
{
continue;
}
var data = layer.Get(vc);
if (data == null)
{
continue;
}
var colors = new Color[data.colors.Length];
var verts = vc.GetMeshInstance().vertices;
var checkBounds = vcrenderer.bounds;
checkBounds.Expand(Settings.blurRadius);
var checkColorers = new List <VPaintVertexData>();
foreach (var vc2 in VPaint.Instance.maskedVPaintObjects())
{
var vc2renderer = vc2.GetComponent <Renderer>();
if (!vc2renderer)
{
continue;
}
var b = vc2renderer.bounds;
b.Expand(Settings.blurRadius);
if (!checkBounds.Intersects(b))
{
continue;
}
var data2 = layer.Get(vc2);
if (data2 == null)
{
continue;
}
checkColorers.Add(data2);
}
for (int i = 0; i < colors.Length; i++)
{
EditorUtility.DisplayProgressBar("Blurring...", "Blurring imported colors on '" + vc.name + "'", (float)i / colors.Length);
var color = data.colors[i];
var colorV4 = new Vector4(color.r, color.g, color.b, color.a);
Vector4 composite = colorV4;
float factor = 1f;
var v = verts[i];
foreach (var data2 in checkColorers)
{
// var vc2 = data2.colorer;
// var verts2 = vc2.GetMeshInstance().vertices;
var vp = data2.vpaintObject as VPaintObject;
if (!vp)
{
continue;
}
var verts2 = vp.GetVertices();
var colors2 = data2.colors;
for (int d = 0; d < colors2.Length; d++)
{
var v2 = verts2[d];
var dist = Vector3.Distance(v, v2);
if (Settings.blurRadius < dist)
{
continue;
}
float fac = 1 - dist / Settings.blurRadius;
var col = colors2[d];
var colV4 = new Vector4(col.r, col.g, col.b, col.a);
float dot = Vector4.Dot(colorV4, colV4);
fac *= 1 - Mathf.Clamp01(Settings.blurThreshhold / dot);
composite += colV4 * fac;
factor += fac;
}
}
colors[i] = (Color)(composite / factor);
}
colorsToApply.Add(data, colors);
}
foreach (var kvp in colorsToApply)
{
kvp.Key.colors = kvp.Value;
}
}
VPaint.Instance.PushUndo("Import Texture");
layer.blendMode = VPaintBlendMode.Opaque;
if (preview)
{
VPaint.Instance.LoadLayer(layer);
}
else
{
if (overwriteExistingLayer)
{
VPaint.Instance.layerStack.layers[VPaint.Instance._currentPaintLayer] = layer;
}
else
{
VPaint.Instance.layerStack.layers.Add(layer);
}
VPaint.Instance.ReloadLayers();
}
}
finally
{
EditorUtility.ClearProgressBar();
}
}