HairyPlotterTriangle RaycastTriangle()
{
// This transform from GUI space to scene camera ray
Ray r = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
Transform t = plotter.transform; // this for position gizmo vertices and triangles according parent game object world coordinates
// Iterate over each triangle in plotter
for (int i = 0; i < plotter.TriangleCount; ++i)
{
// Grab triangle
HairyPlotterTriangle triangle = plotter.GetTriangle(i);
// Intersect ray
if (HairyPlotter.RayIntersectsTriangle(
r,
t.TransformPoint(triangle.GetVertex(0).Position),
t.TransformPoint(triangle.GetVertex(1).Position),
t.TransformPoint(triangle.GetVertex(2).Position)
))
{
// Found!
plotter.CurrentAction = HairyPlotterActions.None;
return(triangle);
}
}
return(null);
}
void DrawTriangles()
{
if (plotter.HoveredTriangle != null)
{
HairyPlotterTriangle tri = plotter.HoveredTriangle;
Transform t = plotter.transform; // this for position gizmo vertices and triangles according parent game object world coordinates
highlightMaterial.SetPass(0);
GL.Begin(GL.TRIANGLES);
GL.Color(TriangleHoverColor);
GL.Vertex(t.TransformPoint(tri.GetVertex(0).Position));
GL.Vertex(t.TransformPoint(tri.GetVertex(1).Position));
GL.Vertex(t.TransformPoint(tri.GetVertex(2).Position));
GL.End();
}
List <HairyPlotterTriangle> selectedTriangles = plotter.SelectedTriangles;
if (selectedTriangles.Count > 0)
{
GL.Begin(GL.TRIANGLES);
GL.Color(TriangleSelectedColor);
Transform t = plotter.transform; // this for position gizmo vertices and triangles according parent game object world coordinates
for (int i = 0; i < selectedTriangles.Count; ++i)
{
HairyPlotterTriangle tri = selectedTriangles[i];
GL.Vertex(t.TransformPoint(tri.GetVertex(0).Position));
GL.Vertex(t.TransformPoint(tri.GetVertex(1).Position));
GL.Vertex(t.TransformPoint(tri.GetVertex(2).Position));
}
GL.End();
}
}
HairyPlotterTriangle RaycastTriangle()
{
// This transform from GUI space to scene camera ray
Ray r = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
// Iterate over each triangle in plotter
for (int i = 0; i < plotter.TriangleCount; ++i)
{
// Grab triangle
HairyPlotterTriangle triangle = plotter.GetTriangle(i);
// Intersect ray
if (HairyPlotter.RayIntersectsTriangle(
r,
triangle.GetVertex(0).Position,
triangle.GetVertex(1).Position,
triangle.GetVertex(2).Position
))
{
// Found!
plotter.CurrentAction = HairyPlotterActions.None;
// Destroy triangle
return(triangle);
}
}
return(null);
}
void DrawTriangles()
{
if (plotter.HoveredTriangle != null)
{
HairyPlotterTriangle tri = plotter.HoveredTriangle;
highlightMaterial.SetPass(0);
GL.Begin(GL.TRIANGLES);
GL.Color(TriangleHoverColor);
GL.Vertex(tri.GetVertex(0).Position);
GL.Vertex(tri.GetVertex(1).Position);
GL.Vertex(tri.GetVertex(2).Position);
GL.End();
}
List <HairyPlotterTriangle> selectedTriangles = plotter.SelectedTriangles;
if (selectedTriangles.Count > 0)
{
GL.Begin(GL.TRIANGLES);
GL.Color(TriangleSelectedColor);
for (int i = 0; i < selectedTriangles.Count; ++i)
{
HairyPlotterTriangle tri = selectedTriangles[i];
GL.Vertex(tri.GetVertex(0).Position);
GL.Vertex(tri.GetVertex(1).Position);
GL.Vertex(tri.GetVertex(2).Position);
}
GL.End();
}
}
public void DestroyTriangle(HairyPlotterTriangle triangle)
{
if (triangle != null)
{
// Mark dirty
Dirty = true;
// Clear hover state
if (triangleHover == triangle)
{
triangleHover = null;
}
// Remove selection
triangleSelection.Remove(triangle);
// Remove triangle from mesh
triangles.Remove(triangle);
// Remove triangle from it's three vertices
triangle.GetVertex(0).RemoveTriangle(triangle);
triangle.GetVertex(1).RemoveTriangle(triangle);
triangle.GetVertex(2).RemoveTriangle(triangle);
// Clear link between triangle and vertices
triangle.ClearVertices();
// Update
UpdateVertexIndexes();
}
}
public void DestroyTriangle(HairyPlotterTriangle triangle)
{
if (triangle != null)
{
// Mark dirty
Dirty = true;
// Clear hover state
if (triangleHover == triangle)
triangleHover = null;
// Remove selection
triangleSelection.Remove(triangle);
// Remove triangle from mesh
triangles.Remove(triangle);
// Remove triangle from it's three vertices
triangle.GetVertex(0).RemoveTriangle(triangle);
triangle.GetVertex(1).RemoveTriangle(triangle);
triangle.GetVertex(2).RemoveTriangle(triangle);
// Clear link between triangle and vertices
triangle.ClearVertices();
// Update
UpdateVertexIndexes();
}
}
