///<summary>
/// Add quad
///</summary>
void AddQuad(Vector2 topLeft, Vector2 bottomRight, int row, int column)
{
bool colorSwap = values[row, column] < 0;
Color32 colorTop = colors[row % colorCount, colorSwap ? 1 : 0] * color;
Color32 colorBottom = colors[row % colorCount, colorSwap ? 0 : 1] * color;
Bar bar = new Bar();
bar.firstVertex = Vertices.Count;
bar.row = row;
bar.column = column;
bar.rect = new Rect(topLeft.x, topLeft.y, bottomRight.x - topLeft.x, bottomRight.y - topLeft.y);
bars.Add(bar);
Vertices.Add(topLeft);
VertexColors.Add(colorTop);
Vertices.Add(new Vector3(bottomRight.x, topLeft.y, 0));
VertexColors.Add(colorTop);
Vertices.Add(bottomRight);
VertexColors.Add(colorBottom);
Vertices.Add(new Vector3(topLeft.x, bottomRight.y, 0));
VertexColors.Add(colorBottom);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
}
private void SetColors(int numOfVertexes)
{
for (int i = 0; i < numOfVertexes; i++)
{
Color color = Color.FromArgb(random.Next(256), random.Next(256), random.Next(256));
VertexColors.Add(color);
}
}
///<summary>
/// Add triangle with colors
///</summary>
void AddTriangle(Vector3 p1, Vector3 p2, Vector3 p3, Color32 color1, Color32 color2)
{
Vertices.Add(p1);
Vertices.Add(p2);
Vertices.Add(p3);
VertexColors.Add(color1);
VertexColors.Add(color2);
VertexColors.Add(color2);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
}
///<summary>
/// Add quad
///</summary>
void AddQuad(Vector2 p0, Vector2 p1, Vector2 p2, Vector2 p3, Color32 color1, Color32 color2)
{
float z = mode_3d ? -size.z / 2 : 0.0f;
Vertices.Add(new Vector3(p0.x * size.x, p0.y * size.y, z));
Vertices.Add(new Vector3(p1.x * size.x, p1.y * size.y, z));
Vertices.Add(new Vector3(p2.x * size.x, p2.y * size.y, z));
Vertices.Add(new Vector3(p3.x * size.x, p3.y * size.y, z));
VertexColors.Add(color1);
VertexColors.Add(color2);
VertexColors.Add(color2);
VertexColors.Add(color1);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
}
///<summary>
/// Add a quad
///</summary>
void AddQuad(Vector3 a, Vector3 b, Vector3 c, Vector3 d, Color32 color1, Color32 color2)
{
Vertices.Add(a);
Vertices.Add(b);
Vertices.Add(c);
Vertices.Add(d);
VertexColors.Add(color1);
VertexColors.Add(color1);
VertexColors.Add(color2);
VertexColors.Add(color2);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 2);
}
///<summary>
/// Add quad
///</summary>
void AddQuad(Vector2 p0, Vector2 p1, Vector2 p2, Vector2 p3, Color32 color1, Color32 color2)
{
Vertices.Add(new Vector3(p0.x * rectTransform.rect.width, p0.y * rectTransform.rect.height, 0));
Vertices.Add(new Vector3(p1.x * rectTransform.rect.width, p1.y * rectTransform.rect.height, 0));
Vertices.Add(new Vector3(p2.x * rectTransform.rect.width, p2.y * rectTransform.rect.height, 0));
Vertices.Add(new Vector3(p3.x * rectTransform.rect.width, p3.y * rectTransform.rect.height, 0));
VertexColors.Add(color1);
VertexColors.Add(color2);
VertexColors.Add(color2);
VertexColors.Add(color1);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
}
///<summary>
/// Add quad
///</summary>
void AddQuad(Vector2 p0, Vector2 p1, Vector2 p2, Vector2 p3, Color32 color)
{
Vertices.Add(p0);
VertexColors.Add(color);
Vertices.Add(p1);
VertexColors.Add(color);
Vertices.Add(p2);
VertexColors.Add(color);
Vertices.Add(p3);
VertexColors.Add(color);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
}
///<summary>
/// Generate a point at given location
///</summary>
void CreatePoint(Vector3 center, int row, int column)
{
float r = size.x * pointSize;
Color32 color = colors[row % colorCount, 1];
switch (point)
{
case PointType.CIRCLE:
{
Vector3 p1 = new Vector3(r, 0, 0);
for (int i = 0; i < 360 / 30; i++)
{
Vector3 p = p1;
p1 = Quaternion.Euler(0, 0, 30) * p1;
Vertices.Add(center);
Vertices.Add(center + p);
Vertices.Add(center + p1);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
if (mode_3d)
{
Vector3 p3 = center; p3.z = z1;
Vector3 p4 = center + p; p4.z = z1;
Vector3 p5 = center + p1; p5.z = z1;
AddTriangle(p3, p5, p4, color, color);
AddTriangle(center + p, p4, center + p1, color, color);
AddTriangle(center + p1, p4, p5, color, color);
}
}
}
break;
case PointType.RECTANGLE:
{
Vector3 p0 = center + new Vector3(-r, -r, 0);
Vector3 p1 = center + new Vector3(-r, r, 0);
Vector3 p2 = center + new Vector3(r, r, 0);
Vector3 p3 = center + new Vector3(r, -r, 0);
// Vector3 p = new Vector3(0, r, 0);
// Vector3 p0 = center + Quaternion.Euler(0, 0, 45) * p;
// Vector3 p1 = center + Quaternion.Euler(0, 0, 135) * p;
// Vector3 p2 = center + Quaternion.Euler(0, 0, 225) * p;
// Vector3 p3 = center + Quaternion.Euler(0, 0, 315) * p;
AddTriangle(p0, p1, p3, color, color);
AddTriangle(p3, p1, p2, color, color);
if (mode_3d)
{
Vector3 p4 = p0; p4.z = z1;
Vector3 p5 = p1; p5.z = z1;
Vector3 p6 = p2; p6.z = z1;
Vector3 p7 = p3; p7.z = z1;
AddTriangle(p4, p7, p5, color, color);
AddTriangle(p7, p6, p5, color, color);
AddTriangle(p0, p4, p1, color, color);
AddTriangle(p5, p1, p4, color, color);
AddTriangle(p2, p1, p5, color, color);
AddTriangle(p2, p5, p6, color, color);
AddTriangle(p2, p6, p3, color, color);
AddTriangle(p7, p3, p6, color, color);
AddTriangle(p3, p7, p0, color, color);
AddTriangle(p0, p7, p4, color, color);
}
}
break;
case PointType.TRIANGLE:
{
Vector3 p0 = center + new Vector3(0, r, 0);
Vector3 p1 = center + new Vector3(r, -r, 0);
Vector3 p2 = center + new Vector3(-r, -r, 0);
// Vector3 p = new Vector3(0, r, 0);
// Vector3 p0 = center + p;
// Vector3 p1 = center + Quaternion.Euler(0, 0, 120) * p;
// Vector3 p2 = center + Quaternion.Euler(0, 0, 240) * p;
AddTriangle(p0, p1, p2, color, color);
if (mode_3d)
{
Vector3 p3 = p0; p3.z = z1;
Vector3 p4 = p1; p4.z = z1;
Vector3 p5 = p2; p5.z = z1;
AddTriangle(p3, p5, p4, color, color);
AddTriangle(p0, p4, p1, color, color);
AddTriangle(p0, p3, p4, color, color);
AddTriangle(p1, p4, p2, color, color);
AddTriangle(p2, p4, p5, color, color);
AddTriangle(p2, p5, p0, color, color);
AddTriangle(p5, p3, p0, color, color);
}
}
break;
}
}
///<summary>
/// Close the line with given color
///</summary>
void CloseLine(Color32 color)
{
if (vertices.Count == 0)
{
return;
}
int offset = Vertices.Count;
int triangleCount = vertices.Count - 2;
List <int> triangles = new List <int>();
for (int i = 0; i < triangleCount / 2; i++)
{
triangles.Add(offset + i * 2);
triangles.Add(offset + i * 2 + 2);
triangles.Add(offset + i * 2 + 1);
triangles.Add(offset + i * 2 + 2);
triangles.Add(offset + i * 2 + 3);
triangles.Add(offset + i * 2 + 1);
}
for (int i = 0; i < vertices.Count; i++)
{
VertexColors.Add(color);
}
if (mode_3d)
{
List <Vector3> v2 = new List <Vector3>();
List <int> t2 = new List <int>();
for (int i = 0; i < vertices.Count; i++)
{
v2.Add(new Vector3(vertices[i].x, vertices[i].y, z1));
VertexColors.Add(color);
}
for (int i = 0; i < triangleCount * 3; i += 3)
{
t2.Add(triangles[i] + vertices.Count);
t2.Add(triangles[i + 2] + vertices.Count);
t2.Add(triangles[i + 1] + vertices.Count);
}
for (int i = 0; i < triangles.Count; i += 6)
{
t2.Add(triangles[i + 4]);
t2.Add(t2[i + 1]);
t2.Add(triangles[i + 2]);
t2.Add(triangles[i + 4]);
t2.Add(t2[i + 5]);
t2.Add(t2[i + 1]);
t2.Add(triangles[i]);
t2.Add(t2[i]);
t2.Add(t2[i + 2]);
t2.Add(triangles[i + 1]);
t2.Add(triangles[i]);
t2.Add(t2[i + 2]);
}
t2.Add(offset);
t2.Add(offset + 1);
t2.Add(offset + vertices.Count);
t2.Add(offset + vertices.Count + 1);
t2.Add(offset + vertices.Count);
t2.Add(offset + 1);
t2.Add(offset + vertices.Count - 2);
t2.Add(offset + vertices.Count * 2 - 1);
t2.Add(offset + vertices.Count - 1);
t2.Add(offset + vertices.Count * 2 - 1);
t2.Add(offset + vertices.Count - 2);
t2.Add(offset + vertices.Count * 2 - 2);
vertices.AddRange(v2);
triangles.AddRange(t2);
}
Vertices.AddRange(vertices);
Triangles.AddRange(triangles);
vertices.Clear();
}
///<summary>
/// Add a segment to chart
///</summary>
void AddLineSegment(float x1, float y1, float x2, float y2, Color32 color)
{
float px = y2 - y1;
float py = -(x2 - x1);
float length = Mathf.Sqrt(px * px + py * py);
float nx = (px / length) * rectTransform.rect.width * thickness;
float ny = (py / length) * rectTransform.rect.width * thickness;
Vector3 vert0 = new Vector3(x1 + nx, y1 + ny, 0);
Vector3 vert1 = new Vector3(x2 + nx, y2 + ny, 0);
Vector3 vert2 = new Vector3(x2 - nx, y2 - ny, 0);
Vector3 vert3 = new Vector3(x1 - nx, y1 - ny, 0);
if (Vertices.Count == 0 || newLine)
{
Vertices.Add(vert0);
Vertices.Add(vert1);
Vertices.Add(vert2);
Vertices.Add(vert3);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
newLine = false;
return;
}
Vector3 vertP0 = Vertices[Vertices.Count - 4];
Vector3 vertP1 = Vertices[Vertices.Count - 3];
Vector3 vertP2 = Vertices[Vertices.Count - 2];
Vector3 vertP3 = Vertices[Vertices.Count - 1];
bool intersect = lineSegmentIntersection(vertP0, vertP1, vert1, vert0) | lineSegmentIntersection(vertP3, vertP2, vert2, vert3);
if (!intersect)
{
if (vectorIntersection(vertP0, vertP1, vert1, vert0))
{
vert0 = lineIntersectionPoint(vertP0, vertP1, vert1, vert0);
Vertices[Vertices.Count - 3] = vert0;
}
if (vectorIntersection(vertP3, vertP2, vert2, vert3))
{
vert3 = lineIntersectionPoint(vertP3, vertP2, vert2, vert3);
Vertices[Vertices.Count - 2] = vert3;
}
Vertices.Add(vert0);
Vertices.Add(vert1);
Vertices.Add(vert2);
Vertices.Add(vert3);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
}
else
{
vert0 = lineIntersectionPoint(vertP0, vertP1, vert1, vert0);
vert3 = lineIntersectionPoint(vertP3, vertP2, vert2, vert3);
Vertices[Vertices.Count - 3] = vert0;
Vertices[Vertices.Count - 2] = vert3;
Vertices.Add(vert0);
Vertices.Add(vert1);
Vertices.Add(vert2);
Vertices.Add(vert3);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
VertexColors.Add(color);
Triangles.Add(Vertices.Count - 4);
Triangles.Add(Vertices.Count - 3);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 2);
Triangles.Add(Vertices.Count - 1);
Triangles.Add(Vertices.Count - 4);
}
}
