//4 vertex
static void FillRadial90(VertexBuffer vb, Rect vertRect, Origin90 origin, float amount, bool clockwise)
{
bool flipX = origin == Origin90.TopRight || origin == Origin90.BottomRight;
bool flipY = origin == Origin90.BottomLeft || origin == Origin90.BottomRight;
if (flipX != flipY)
{
clockwise = !clockwise;
}
float ratio = clockwise ? amount : (1 - amount);
float tan = Mathf.Tan(Mathf.PI * 0.5f * ratio);
float thresold = vertRect.height / vertRect.width - tan;
if (!clockwise)
{
thresold = -thresold;
}
float x = vertRect.x + (ratio == 0 ? float.MaxValue : (vertRect.height / tan));
float y = vertRect.y + (ratio == 1 ? float.MaxValue : (vertRect.width * tan));
float x2 = x;
float y2 = y;
if (flipX)
{
x2 = vertRect.width - x;
}
if (flipY)
{
y2 = vertRect.height - y;
}
float xMin = flipX ? (vertRect.width - vertRect.x) : vertRect.xMin;
float yMin = flipY ? (vertRect.height - vertRect.y) : vertRect.yMin;
float xMax = flipX ? -vertRect.xMin : vertRect.xMax;
float yMax = flipY ? -vertRect.yMin : vertRect.yMax;
vb.AddVert(new Vector3(xMin, yMin, 0));
if (clockwise)
{
vb.AddVert(new Vector3(xMax, yMin, 0));
}
if (y > vertRect.yMax)
{
if (thresold > 0)
{
vb.AddVert(new Vector3(x2, yMax, 0));
}
else
{
vb.AddVert(new Vector3(xMax, yMax, 0));
}
}
else
{
vb.AddVert(new Vector3(xMax, y2, 0));
}
if (x > vertRect.xMax)
{
if (thresold > 0)
{
vb.AddVert(new Vector3(xMax, y2, 0));
}
else
{
vb.AddVert(new Vector3(xMax, yMax, 0));
}
}
else
{
vb.AddVert(new Vector3(x2, yMax, 0));
}
if (!clockwise)
{
vb.AddVert(new Vector3(xMin, yMax, 0));
}
if (flipX == flipY)
{
vb.AddTriangle(0, 1, 2);
vb.AddTriangle(0, 2, 3);
}
else
{
vb.AddTriangle(2, 1, 0);
vb.AddTriangle(3, 2, 0);
}
}
public static void FillRadial90(Origin90 origin, float amount, bool clockwise, Rect vertRect, Rect uvRect, Vector3[] verts, Vector2[] uv)
{
NGraphics.FillVertsOfQuad(verts, 0, vertRect);
NGraphics.FillUVOfQuad(uv, 0, uvRect);
if (amount < 0.001f)
{
verts[0] = verts[1] = verts[2] = verts[3];
uv[0] = uv[1] = uv[2] = uv[3];
return;
}
if (amount > 0.999f)
{
return;
}
switch (origin)
{
case Origin90.BottomLeft:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[2].x -= vertRect.width * ratio;
verts[3] = verts[2];
uv[2].x -= uvRect.width * ratio;
uv[3] = uv[2];
}
else
{
float ratio = h / vertRect.height;
verts[3].y += h;
uv[3].y += uvRect.height * ratio;
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[1].x += vertRect.width * (1 - ratio);
uv[1].x += uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[2].y -= vertRect.height * (1 - ratio);
verts[1] = verts[2];
uv[2].y -= uvRect.height * (1 - ratio);
uv[1] = uv[2];
}
}
}
break;
case Origin90.BottomRight:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[2].x -= vertRect.width * (1 - ratio);
uv[2].x -= uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[1].y -= vertRect.height * (1 - ratio);
verts[2] = verts[3];
uv[1].y -= uvRect.height * (1 - ratio);
uv[2] = uv[3];
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[1].x += vertRect.width * ratio;
verts[0] = verts[1];
uv[1].x += uvRect.width * ratio;
uv[0] = uv[1];
}
else
{
float ratio = h / vertRect.height;
verts[0].y += h;
uv[0].y += uvRect.height * ratio;
}
}
}
break;
case Origin90.TopLeft:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[0].x += vertRect.width * (1 - ratio);
uv[0].x += uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[3].y += vertRect.height * (1 - ratio);
verts[0] = verts[3];
uv[3].y += uvRect.height * (1 - ratio);
uv[0] = uv[3];
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[3].x -= vertRect.width * ratio;
verts[2] = verts[3];
uv[3].x -= uvRect.width * ratio;
uv[2] = uv[3];
}
else
{
float ratio = h / vertRect.height;
verts[2].y -= h;
uv[2].y -= uvRect.height * ratio;
}
}
}
break;
case Origin90.TopRight:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[0].x += vertRect.width * ratio;
verts[1] = verts[2];
uv[0].x += uvRect.width * ratio;
uv[1] = uv[2];
}
else
{
float ratio = h / vertRect.height;
verts[1].y -= vertRect.height * ratio;
uv[1].y -= uvRect.height * ratio;
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[3].x -= vertRect.width * (1 - ratio);
uv[3].x -= uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[0].y += vertRect.height * (1 - ratio);
verts[3] = verts[0];
uv[0].y += uvRect.height * (1 - ratio);
uv[3] = uv[0];
}
}
}
break;
}
}
/// <summary>
///
/// </summary>
/// <param name="origin"></param>
/// <param name="amount"></param>
/// <param name="clockwise"></param>
/// <param name="vertRect"></param>
/// <param name="uvRect"></param>
/// <param name="verts"></param>
/// <param name="uv"></param>
public static void FillRadial90(Origin90 origin, float amount, bool clockwise, Rect vertRect, Rect uvRect, Vector3[] verts, Vector2[] uv)
{
NGraphics.FillVertsOfQuad(verts, 0, vertRect);
NGraphics.FillUVOfQuad(uv, 0, uvRect);
if (amount < 0.001f)
{
verts[0] = verts[1] = verts[2] = verts[3];
uv[0] = uv[1] = uv[2] = uv[3];
return;
}
if (amount > 0.999f)
return;
switch (origin)
{
case Origin90.BottomLeft:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[2].x -= vertRect.width * ratio;
verts[3] = verts[2];
uv[2].x -= uvRect.width * ratio;
uv[3] = uv[2];
}
else
{
float ratio = h / vertRect.height;
verts[3].y += h;
uv[3].y += uvRect.height * ratio;
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[1].x += vertRect.width * (1 - ratio);
uv[1].x += uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[2].y -= vertRect.height * (1 - ratio);
verts[1] = verts[2];
uv[2].y -= uvRect.height * (1 - ratio);
uv[1] = uv[2];
}
}
}
break;
case Origin90.BottomRight:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[2].x -= vertRect.width * (1 - ratio);
uv[2].x -= uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[1].y -= vertRect.height * (1 - ratio);
verts[2] = verts[3];
uv[1].y -= uvRect.height * (1 - ratio);
uv[2] = uv[3];
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[1].x += vertRect.width * ratio;
verts[0] = verts[1];
uv[1].x += uvRect.width * ratio;
uv[0] = uv[1];
}
else
{
float ratio = h / vertRect.height;
verts[0].y += h;
uv[0].y += uvRect.height * ratio;
}
}
}
break;
case Origin90.TopLeft:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[0].x += vertRect.width * (1 - ratio);
uv[0].x += uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[3].y += vertRect.height * (1 - ratio);
verts[0] = verts[3];
uv[3].y += uvRect.height * (1 - ratio);
uv[0] = uv[3];
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[3].x -= vertRect.width * ratio;
verts[2] = verts[3];
uv[3].x -= uvRect.width * ratio;
uv[2] = uv[3];
}
else
{
float ratio = h / vertRect.height;
verts[2].y -= h;
uv[2].y -= uvRect.height * ratio;
}
}
}
break;
case Origin90.TopRight:
{
if (clockwise)
{
float v = Mathf.Tan(Mathf.PI / 2 * (1 - amount));
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[0].x += vertRect.width * ratio;
verts[1] = verts[2];
uv[0].x += uvRect.width * ratio;
uv[1] = uv[2];
}
else
{
float ratio = h / vertRect.height;
verts[1].y -= vertRect.height * ratio;
uv[1].y -= uvRect.height * ratio;
}
}
else
{
float v = Mathf.Tan(Mathf.PI / 2 * amount);
float h = vertRect.width * v;
if (h > vertRect.height)
{
float ratio = (h - vertRect.height) / h;
verts[3].x -= vertRect.width * (1 - ratio);
uv[3].x -= uvRect.width * (1 - ratio);
}
else
{
float ratio = h / vertRect.height;
verts[0].y += vertRect.height * (1 - ratio);
verts[3] = verts[0];
uv[0].y += uvRect.height * (1 - ratio);
uv[3] = uv[0];
}
}
}
break;
}
}
//4 vertex
static void FillRadial90(VertexBuffer vb, Rectangle vertRect, Origin90 origin, float amount, bool clockwise)
{
bool flipX = origin == Origin90.TopRight || origin == Origin90.BottomRight;
bool flipY = origin == Origin90.BottomLeft || origin == Origin90.BottomRight;
if (flipX != flipY)
{
clockwise = !clockwise;
}
float ratio = clockwise ? amount : (1 - amount);
float tan = (float)Math.Tan(Math.PI * 0.5f * ratio);
float x = vertRect.X + (ratio == 0 ? float.MaxValue : (vertRect.Height / tan));
float y = vertRect.Y + (ratio == 1 ? float.MaxValue : (vertRect.Width * tan));
float x2 = x;
float y2 = y;
if (flipX)
{
x2 = vertRect.Width - x;
}
if (flipY)
{
y2 = vertRect.Height - y;
}
float xMin = flipX ? (vertRect.Width - vertRect.X) : vertRect.X;
float yMin = flipY ? (vertRect.Height - vertRect.Y) : vertRect.Y;
float xMax = flipX ? -vertRect.X : vertRect.Right;
float yMax = flipY ? -vertRect.Y : vertRect.Bottom;
vb.AddVert(new Vector3(xMin, yMin, 0));
if (clockwise)
{
vb.AddVert(new Vector3(xMax, yMin, 0));
}
if (y > vertRect.Bottom)
{
if (amount < 0.5f)
{
vb.AddVert(new Vector3(x2, yMax, 0));
}
else
{
vb.AddVert(new Vector3(xMax, yMax, 0));
}
}
else
{
vb.AddVert(new Vector3(xMax, y2, 0));
}
if (x > vertRect.Right)
{
if (amount < 0.5f)
{
vb.AddVert(new Vector3(xMax, y2, 0));
}
else
{
vb.AddVert(new Vector3(xMax, yMax, 0));
}
}
else
{
vb.AddVert(new Vector3(x2, yMax, 0));
}
if (!clockwise)
{
vb.AddVert(new Vector3(xMin, yMax, 0));
}
if (flipX == flipY)
{
vb.AddTriangle(0, 1, 2);
vb.AddTriangle(0, 2, 3);
}
else
{
vb.AddTriangle(2, 1, 0);
vb.AddTriangle(3, 2, 0);
}
}
