public static void HandleBrush(GameObject aGO, Mesh aMesh, Vector3 brushPos, EF_BrushData brushData, EF_VTXPainterState aState)
{
if (aGO && aMesh)
{
Vector3[] verts = aMesh.vertices;
Vector3[] normals = aMesh.normals;
//Check to see if the Object has colors
Color[] colors = new Color[aMesh.vertexCount];
if (aMesh.colors.Length > 0)
{
colors = aMesh.colors;
}
else
{
for (int i = 0; i < aMesh.vertexCount; i++)
{
colors[i] = Color.black;
}
}
//process the brush action
for (int i = 0; i < verts.Length; i++)
{
float mag = (aGO.transform.TransformPoint(verts[i]) - brushPos).magnitude;
if (mag > brushData.brushSize)
{
continue;
}
//Get Falloff
float curFalloff = 1f;
if (mag > brushData.falloffSize)
{
curFalloff = (brushData.brushSize / mag) * 0.1f;
}
switch (aState)
{
case EF_VTXPainterState.Sculpting:
verts[i] = SculptMesh(verts[i], normals[i], brushData, curFalloff);
break;
case EF_VTXPainterState.Painting:
colors[i] = PaintMesh(colors[i], brushData, curFalloff);
break;
default:
break;
}
//Draw Some Handles
Handles.color = Color.yellow;
}
//Handle any clean up we need
switch (aState)
{
case EF_VTXPainterState.Sculpting:
aMesh.vertices = verts;
aMesh.RecalculateBounds();
aMesh.RecalculateNormals();
break;
case EF_VTXPainterState.Painting:
aMesh.colors = colors;
break;
default:
break;
}
}
}
void HandleKeyboardShortcuts(Event curEvent)
{
if (!curEvent.alt)
{
if (curEvent.type == EventType.KeyDown)
{
//If the Paint key is Pressed
if (curEvent.keyCode == KeyCode.P)
{
if (m_CurrentState == EF_VTXPainterState.None)
{
//Debug.Log("Setting Painting");
m_CurrentState = EF_VTXPainterState.Painting;
}
else if (m_CurrentState == EF_VTXPainterState.Painting)
{
//Debug.Log("Setting None");
m_CurrentState = EF_VTXPainterState.None;
}
}
//if the sculpt key is pressed
if (curEvent.keyCode == KeyCode.S)
{
if (m_CurrentState == EF_VTXPainterState.None)
{
m_CurrentState = EF_VTXPainterState.Sculpting;
}
else if (m_CurrentState == EF_VTXPainterState.Sculpting)
{
m_CurrentState = EF_VTXPainterState.None;
}
}
//if the escape key is pressed
if (curEvent.keyCode == KeyCode.Escape)
{
m_CurrentState = EF_VTXPainterState.None;
}
//Brush size keyboard control
if (curEvent.keyCode == KeyCode.LeftBracket)
{
m_BrushData.brushSize -= 0.2f;
if (m_BrushData.brushSize <= m_BrushData.falloffSize)
{
m_BrushData.falloffSize = m_BrushData.brushSize;
}
m_BrushData.brushSize = Mathf.Clamp(m_BrushData.brushSize, m_MinBrushSize, float.MaxValue);
}
if (curEvent.keyCode == KeyCode.RightBracket)
{
m_BrushData.brushSize += 0.2f;
m_BrushData.brushSize = Mathf.Clamp(m_BrushData.brushSize, m_MinBrushSize, float.MaxValue);
}
if (curEvent.keyCode == KeyCode.Semicolon)
{
m_BrushData.falloffSize -= 0.2f;
m_BrushData.falloffSize = Mathf.Clamp(m_BrushData.falloffSize, m_MinBrushSize, float.MaxValue);
}
if (curEvent.keyCode == KeyCode.Quote)
{
m_BrushData.falloffSize += 0.2f;
if (m_BrushData.falloffSize >= m_BrushData.brushSize)
{
m_BrushData.brushSize = m_BrushData.falloffSize;
}
m_BrushData.falloffSize = Mathf.Clamp(m_BrushData.falloffSize, m_MinBrushSize, float.MaxValue);
}
if (curEvent.keyCode == KeyCode.Equals)
{
m_BrushData.opacity += 0.02f;
}
if (curEvent.keyCode == KeyCode.Minus)
{
m_BrushData.opacity -= 0.02f;
}
m_BrushData.opacity = Mathf.Clamp01(m_BrushData.opacity);
if (curEvent.control)
{
m_BrushData.sculptDir = -1;
}
}
//Reset any keyboard data stuff here
if (curEvent.type == EventType.KeyUp)
{
m_BrushData.sculptDir = 1;
}
}
}
