private void Paint(Camera camera, Vector2 mousePosition, bool force)
{
var brush = P3dWindowData.Instance.Brush;
if (painting == true && brush.DragStep > 0.01f)
{
var delta = mousePosition - lastMousePosition;
var steps = Mathf.FloorToInt(delta.magnitude / brush.DragStep);
if (steps > 0)
{
var step = P3dHelper.Reciprocal(steps);
for (var i = 0; i < steps; i++)
{
Paint(camera, Vector2.Lerp(lastMousePosition, mousePosition, i * step));
}
lastMousePosition = mousePosition;
}
}
else
{
Paint(camera, mousePosition);
lastMousePosition = mousePosition;
}
}
public void SetMaterial(P3dBlendMode blendMode, Texture texture, Texture shape, P3dChannel shapeChannel, float hardness, float wrapping, float normalBack, float normalFront, float normalFade, Color color, float opacity, Texture tileTexture, Matrix4x4 tileMatrix, float tileBlend)
{
switch (Extrusions)
{
case 0: Material = cachedSpotMaterials[blendMode]; break;
case 1: Material = cachedLineMaterials[blendMode]; break;
case 2: Material = cachedQuadMaterials[blendMode]; break;
}
Blend = blendMode;
Color = color;
Opacity = opacity;
Hardness = hardness;
Wrapping = wrapping;
Texture = texture;
Shape = shape;
ShapeChannel = P3dHelper.IndexToVector((int)shapeChannel);
TileTexture = tileTexture;
TileMatrix = tileMatrix;
TileBlend = tileBlend;
var pointA = normalFront - 1.0f - normalFade;
var pointB = normalFront - 1.0f;
var pointC = 1.0f - normalBack + normalFade;
var pointD = 1.0f - normalBack;
NormalFront = new Vector2(pointA, P3dHelper.Reciprocal(pointB - pointA));
NormalBack = new Vector2(pointC, P3dHelper.Reciprocal(pointD - pointC));
}
private void Draw(Vector2 a, Vector2 b, Vector2 c, Vector2 d, float pressure)
{
var steps = CalculateSteps(b - c);
var step = P3dHelper.Reciprocal(steps);
for (var i = 1; i <= steps; i++)
{
var screenPosition = Hermite(a, b, c, d, i * step);
PaintAt(screenPosition, false, pressure);
}
}
public void SetMaterial(P3dBlendMode blendMode, Texture decal, float hardness, float normalBack, float normalFront, float normalFade, Color color, float opacity, Texture shape)
{
Material = cachedMaterials[(int)blendMode];
Swap = cachedSwaps[(int)blendMode];
Color = color;
Opacity = opacity;
Hardness = hardness;
Texture = decal;
Shape = shape;
var pointA = normalFront - 1.0f - normalFade;
var pointB = normalFront - 1.0f;
var pointC = 1.0f - normalBack;
var pointD = 1.0f - normalBack + normalFade;
NormalFront = new Vector2(pointA, P3dHelper.Reciprocal(pointB - pointA));
NormalBack = new Vector2(pointC, P3dHelper.Reciprocal(pointD - pointC));
}
private void PaintSmooth(Link link, bool down, float pixelSpacing)
{
var head = link.Finger.GetSmoothScreenPosition(0.0f);
if (down == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
RecordAndPaintAt(link, link.Finger.ScreenPosition, link.ScreenOld, false, link.Finger.Pressure, link);
}
if (pixelSpacing > 0.0f)
{
var steps = Mathf.Max(1, Mathf.FloorToInt(link.Finger.SmoothScreenPositionDelta));
var step = P3dHelper.Reciprocal(steps);
for (var i = 0; i <= steps; i++)
{
var next = link.Finger.GetSmoothScreenPosition(Mathf.Clamp01(i * step));
var dist = Vector2.Distance(head, next);
var gaps = Mathf.FloorToInt((link.Distance + dist) / pixelSpacing);
for (var j = 0; j < gaps; j++)
{
var remainder = pixelSpacing - link.Distance;
head = Vector2.MoveTowards(head, next, remainder);
RecordAndPaintAt(link, head, link.History[link.History.Count - 1], false, link.Finger.Pressure, link);
dist -= remainder;
link.Distance = 0.0f;
}
link.Distance += dist;
head = next;
}
}
}
private void UpdateFinger(int index, Vector2 screenPosition, float pressure, bool up)
{
for (var i = fingers.Count - 1; i >= 0; i--)
{
var finger = fingers[i];
if (finger.Index == index)
{
finger.Pressure = pressure;
finger.Down = false;
finger.Up = up;
finger.PositionD = finger.PositionC;
finger.PositionC = finger.PositionB;
finger.PositionB = finger.PositionA;
finger.PositionA = screenPosition;
finger.SmoothPositions.Clear();
finger.SmoothPositions.Add(finger.PositionC);
if (up == true)
{
finger.SmoothPositions.Add(finger.PositionB);
finger.SmoothPositions.Add(finger.PositionA);
}
else
{
var steps = Mathf.FloorToInt(Vector2.Distance(finger.PositionB, finger.PositionC));
var step = P3dHelper.Reciprocal(steps);
for (var j = 1; j <= steps; j++)
{
var head = Hermite(finger.PositionD, finger.PositionC, finger.PositionB, finger.PositionA, j * step);
finger.SmoothPositions.Add(head);
}
}
break;
}
}
}
protected override void OnInspector()
{
EditorGUILayout.BeginHorizontal();
var newMesh = (Mesh)EditorGUILayout.ObjectField("Mesh", mesh, typeof(Mesh), false);
if (GUILayout.Button("Refresh", EditorStyles.miniButton, GUILayout.Width(50)) == true)
{
ready = false;
}
EditorGUILayout.EndHorizontal();
if (newMesh != mesh)
{
ready = false;
mesh = newMesh;
}
if (mesh != null)
{
if (mesh.subMeshCount != submeshNames.Length)
{
var submeshNamesList = new List <string>();
for (var i = 0; i < mesh.subMeshCount; i++)
{
submeshNamesList.Add(i.ToString());
}
submeshNames = submeshNamesList.ToArray();
}
EditorGUILayout.Separator();
var newSubmesh = EditorGUILayout.Popup("Submesh", submesh, submeshNames);
var newCoord = EditorGUILayout.Popup("Coord", coord, new string[] { "UV0", "UV1", "UV2", "UV3" });
var newMode = EditorGUILayout.Popup("Mode", mode, new string[] { "Texcoord", "Triangles" });
if (mode == 1) // Triangles
{
EditorGUILayout.BeginHorizontal();
var newPitch = EditorGUILayout.FloatField("Pitch", pitch);
var newYaw = EditorGUILayout.FloatField("Yaw", yaw);
EditorGUILayout.EndHorizontal();
if (newPitch != pitch || newYaw != yaw)
{
ready = false;
pitch = newPitch;
yaw = newYaw;
}
}
EditorGUILayout.Separator();
EditorGUILayout.LabelField("Triangles", EditorStyles.boldLabel);
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.BeginHorizontal();
EditorGUILayout.IntField("Total", triangleCount);
P3dHelper.BeginColor(invalidCount > 0);
EditorGUILayout.IntField("With No UV", invalidCount);
P3dHelper.EndColor();
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
P3dHelper.BeginColor(outsideCount > 0);
EditorGUILayout.IntField("Out Of Bounds", outsideCount);
P3dHelper.EndColor();
P3dHelper.BeginColor(partiallyCount > 0);
EditorGUILayout.IntField("Partially Out Of Bounds", partiallyCount);
P3dHelper.EndColor();
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
P3dHelper.BeginColor(utilizationPercent < 40.0f);
EditorGUILayout.FloatField("Utilization %", utilizationPercent);
P3dHelper.EndColor();
P3dHelper.BeginColor(overlapPercent > 0);
EditorGUILayout.FloatField("Overlap %", overlapPercent);
P3dHelper.EndColor();
EditorGUILayout.EndHorizontal();
EditorGUI.EndDisabledGroup();
if (coord != newCoord || newSubmesh != submesh || newMode != mode || ready == false)
{
ready = true;
coord = newCoord;
submesh = newSubmesh;
mode = newMode;
listA.Clear();
listB.Clear();
ratioList.Clear();
mesh.GetTriangles(indices, submesh);
mesh.GetVertices(positions);
mesh.GetUVs(coord, coords);
triangleCount = indices.Count / 3;
invalidCount = 0;
outsideCount = 0;
partiallyCount = 0;
overlapTex = P3dHelper.Destroy(overlapTex);
utilizationPercent = 0.0f;
overlapPercent = 0.0f;
if (coords.Count > 0)
{
if (mode == 0) // Texcoord
{
BakeOverlap();
}
var rot = Quaternion.Euler(pitch, yaw, 0.0f);
var off = -mesh.bounds.center;
var mul = P3dHelper.Reciprocal(mesh.bounds.size.magnitude);
var half = Vector3.one * 0.5f;
for (var i = 0; i < indices.Count; i += 3)
{
var positionA = positions[indices[i + 0]];
var positionB = positions[indices[i + 1]];
var positionC = positions[indices[i + 2]];
var coordA = coords[indices[i + 0]];
var coordB = coords[indices[i + 1]];
var coordC = coords[indices[i + 2]];
var outside = 0; outside += IsOutside(coordA) ? 1 : 0; outside += IsOutside(coordB) ? 1 : 0; outside += IsOutside(coordC) ? 1 : 0;
var area = Vector3.Cross(coordA - coordB, coordA - coordC).sqrMagnitude;
var invalid = area <= float.Epsilon;
if (invalid == true)
{
invalidCount++;
}
if (outside == 3)
{
outsideCount++;
}
if (outside == 1 || outside == 2)
{
partiallyCount++;
}
if (mode == 0) // Texcoord
{
listA.Add(coordA); listA.Add(coordB);
listA.Add(coordB); listA.Add(coordC);
listA.Add(coordC); listA.Add(coordA);
}
if (mode == 1) // Triangles
{
positionA = half + rot * (off + positionA) * mul;
positionB = half + rot * (off + positionB) * mul;
positionC = half + rot * (off + positionC) * mul;
positionA.z = positionB.z = positionC.z = 0.0f;
listA.Add(positionA); listA.Add(positionB);
listA.Add(positionB); listA.Add(positionC);
listA.Add(positionC); listA.Add(positionA);
if (invalid == true)
{
listB.Add(positionA); listB.Add(positionB);
listB.Add(positionB); listB.Add(positionC);
listB.Add(positionC); listB.Add(positionA);
}
}
}
}
else
{
invalidCount = triangleCount;
}
arrayA = listA.ToArray();
arrayB = listB.ToArray();
}
var rect = EditorGUILayout.BeginVertical(); GUILayout.FlexibleSpace(); EditorGUILayout.EndVertical();
var pos = rect.min;
var siz = rect.size;
GUI.Box(rect, "");
if (mode == 0 && overlapTex != null) // Texcoord
{
GUI.DrawTexture(rect, overlapTex);
}
Handles.BeginGUI();
if (listA.Count > 0)
{
for (var i = listA.Count - 1; i >= 0; i--)
{
var coord = listA[i];
coord.x = pos.x + siz.x * coord.x;
coord.y = pos.y + siz.y * (1.0f - coord.y);
arrayA[i] = coord;
}
Handles.DrawLines(arrayA);
for (var i = listB.Count - 1; i >= 0; i--)
{
var coord = listB[i];
coord.x = pos.x + siz.x * coord.x;
coord.y = pos.y + siz.y * (1.0f - coord.y);
arrayB[i] = coord;
}
Handles.color = Color.red;
Handles.DrawLines(arrayB);
}
Handles.EndGUI();
}
else
{
EditorGUILayout.HelpBox("No Mesh Selected.\nTo select a mesh, click Analyze Mesh from the P3dPaintable component, or from the Mesh inspector context menu (gear icon at top right).", MessageType.Info);
}
}
private void Paint(P3dInputManager.Finger finger, bool down, bool up)
{
var link = GetLink(finger);
if (spacing > 0.0f)
{
var head = finger.GetSmoothScreenPosition(0.0f);
if (down == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
PaintAt(link, head, false, finger.Pressure, link);
}
var steps = Mathf.Max(1, Mathf.FloorToInt(finger.SmoothScreenPositionDelta));
var step = P3dHelper.Reciprocal(steps);
for (var i = 0; i <= steps; i++)
{
var next = finger.GetSmoothScreenPosition(Mathf.Clamp01(i * step));
var dist = Vector2.Distance(head, next);
var gaps = Mathf.FloorToInt((link.Distance + dist) / spacing);
for (var j = 0; j < gaps; j++)
{
var remainder = spacing - link.Distance;
head = Vector2.MoveTowards(head, next, remainder);
PaintAt(link, head, false, finger.Pressure, link);
dist -= remainder;
link.Distance = 0.0f;
}
link.Distance += dist;
head = next;
}
}
else
{
var preview = true;
if (showPreview == true)
{
if (spacing == 0.0f) // Once
{
if (up == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
preview = false;
}
}
else // Every frame
{
if (storeStates == true && down == true)
{
P3dStateManager.StoreAllStates();
}
preview = false;
}
}
else
{
if (spacing == 0.0f) // Once
{
if (down == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
}
else
{
return;
}
}
else // Every frame
{
if (storeStates == true && down == true)
{
P3dStateManager.StoreAllStates();
}
}
preview = false;
}
PaintAt(link, finger.PositionA, preview, finger.Pressure, link);
}
if (up == true)
{
BreakHits(link);
if (draw == DrawType.PointsIn3DFilled)
{
PaintGridOfPoints(link);
}
link.Clear();
}
}
protected override void OnInspector()
{
if (mesh != null)
{
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.ObjectField("Mesh", mesh, typeof(Mesh), false);
EditorGUI.EndDisabledGroup();
if (mesh.subMeshCount != submeshNames.Length)
{
var submeshNamesList = new List <string>();
for (var i = 0; i < mesh.subMeshCount; i++)
{
submeshNamesList.Add(i.ToString());
}
submeshNames = submeshNamesList.ToArray();
}
EditorGUILayout.Separator();
var newSubmesh = EditorGUILayout.Popup("Submesh", submesh, submeshNames);
var newCoord = EditorGUILayout.Popup("Coord", coord, new string[] { "UV0", "UV1", "UV2", "UV3" });
var newMode = EditorGUILayout.Popup("Mode", mode, new string[] { "Texcoord", "Triangles" });
var newRotation = EditorGUILayout.Vector3Field("Rotation", rotation);
EditorGUILayout.Separator();
EditorGUILayout.LabelField("Triangles", EditorStyles.boldLabel);
EditorGUI.BeginDisabledGroup(true);
EditorGUILayout.IntField("Total", triangleCount);
EditorGUILayout.IntField("With No UV", invalidCount);
EditorGUI.EndDisabledGroup();
if (coord != newCoord || newSubmesh != submesh || newMode != mode || newRotation != rotation || ready == false)
{
ready = true;
coord = newCoord;
submesh = newSubmesh;
mode = newMode;
rotation = newRotation;
listA.Clear();
listB.Clear();
ratioList.Clear();
mesh.GetTriangles(indices, submesh);
mesh.GetVertices(positions);
mesh.GetUVs(coord, coords);
triangleCount = indices.Count / 3;
invalidCount = 0;
if (coords.Count > 0)
{
var rot = Quaternion.Euler(rotation);
var off = -mesh.bounds.center;
var mul = P3dHelper.Reciprocal(mesh.bounds.size.magnitude);
var half = Vector3.one * 0.5f;
for (var i = 0; i < indices.Count; i += 3)
{
var positionA = positions[indices[i + 0]];
var positionB = positions[indices[i + 1]];
var positionC = positions[indices[i + 2]];
var coordA = coords[indices[i + 0]];
var coordB = coords[indices[i + 1]];
var coordC = coords[indices[i + 2]];
var area = Vector3.Cross(coordA - coordB, coordA - coordC).sqrMagnitude;
var invalid = area <= float.Epsilon;
if (invalid == true)
{
invalidCount++;
}
if (mode == 0) // Texcoord
{
listA.Add(coordA); listA.Add(coordB);
listA.Add(coordB); listA.Add(coordC);
listA.Add(coordC); listA.Add(coordA);
}
if (mode == 1) // Triangles
{
positionA = half + rot * (off + positionA) * mul;
positionB = half + rot * (off + positionB) * mul;
positionC = half + rot * (off + positionC) * mul;
positionA.z = positionB.z = positionC.z = 0.0f;
listA.Add(positionA); listA.Add(positionB);
listA.Add(positionB); listA.Add(positionC);
listA.Add(positionC); listA.Add(positionA);
if (invalid == true)
{
listB.Add(positionA); listB.Add(positionB);
listB.Add(positionB); listB.Add(positionC);
listB.Add(positionC); listB.Add(positionA);
}
}
}
}
arrayA = listA.ToArray();
arrayB = listB.ToArray();
}
var rect = P3dHelper.Reserve(position.height - 186.0f); GUI.Box(rect, ""); rect.min += Vector2.one * 3.0f; rect.max -= Vector2.one * 3.0f;
var pos = rect.min;
var siz = rect.size;
Handles.BeginGUI();
if (listA.Count > 0)
{
for (var i = listA.Count - 1; i >= 0; i--)
{
var coord = listA[i];
coord.x = pos.x + siz.x * coord.x;
coord.y = pos.y + siz.y * (1.0f - coord.y);
arrayA[i] = coord;
}
Handles.DrawLines(arrayA);
for (var i = listB.Count - 1; i >= 0; i--)
{
var coord = listB[i];
coord.x = pos.x + siz.x * coord.x;
coord.y = pos.y + siz.y * (1.0f - coord.y);
arrayB[i] = coord;
}
Handles.color = Color.red;
Handles.DrawLines(arrayB);
}
Handles.EndGUI();
}
else
{
EditorGUILayout.HelpBox("No Mesh Selected.\nTo select a mesh, click Analyze Mesh from the P3dPaintable component, or from the Mesh inspector context menu (gear icon at top right).", MessageType.Info);
}
}
protected virtual void Paint(P3dInputManager.Finger finger)
{
var link = GetLink(finger);
if (dragStep > 0.0f)
{
if (finger.Down == true)
{
link.LastPoint = finger.ScreenPosition;
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
PaintAt(finger.ScreenPosition, false, finger.Pressure);
}
var steps = CalculateSteps(finger.ScreenPosition - link.LastPoint);
if (steps > 0)
{
var step = P3dHelper.Reciprocal(steps);
var screenPosition = default(Vector2);
for (var i = 1; i <= steps; i++)
{
screenPosition = Vector2.Lerp(link.LastPoint, finger.ScreenPosition, i * step);
PaintAt(screenPosition, false, finger.Pressure);
}
link.LastPoint = screenPosition;
}
}
else
{
if (showPreview == true)
{
if (finger.Up == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
PaintAt(finger.ScreenPosition, false, finger.Pressure);
}
else
{
PaintAt(finger.ScreenPosition, true, finger.Pressure);
}
}
else if (finger.Down == true)
{
if (storeStates == true)
{
P3dStateManager.StoreAllStates();
}
PaintAt(finger.ScreenPosition, false, finger.Pressure);
}
}
}