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public addVertex ( Vector3 vert, Vector3 norm, Vector2 uv ) : |
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| vert | Vector3 | |
| norm | Vector3 | |
| uv | Vector2 | |
| return | ||
private Mesh generatePanelCollider(Vector3 center, float startAngle, float endAngle, float height, float bottomRadius, float topRadius, float thickness)
{
MeshBuilder builder = new MeshBuilder();
float bottomInnerRadius = bottomRadius - thickness;
float topInnerRadius = topRadius - thickness;
float startRads = Mathf.Deg2Rad * startAngle;
float endRads = Mathf.Deg2Rad * endAngle;
float startXSin = -Mathf.Sin(startRads);
float startZCos = Mathf.Cos(startRads);
float endXSin = -Mathf.Sin(endRads);
float endZCos = Mathf.Cos(endRads);
Vector3 frontBottomLeft = new Vector3(center.x + bottomRadius * startXSin, center.y, center.z + bottomRadius * startZCos);
Vector3 frontBottomRight = new Vector3(center.x + bottomRadius * endXSin, center.y, center.z + bottomRadius * endZCos);
Vector3 frontTopLeft = new Vector3(center.x + topRadius * startXSin, center.y + height, center.z + topRadius * startZCos);
Vector3 frontTopRight = new Vector3(center.x + topRadius * endXSin, center.y + height, center.z + topRadius * endZCos);
Vector3 rearBottomLeft = new Vector3(center.x + bottomInnerRadius * startXSin, center.y, center.z + bottomInnerRadius * startZCos);
Vector3 rearBottomRight = new Vector3(center.x + bottomInnerRadius * endXSin, center.y, center.z + bottomInnerRadius * endZCos);
Vector3 rearTopLeft = new Vector3(center.x + topInnerRadius * startXSin, center.y + height, center.z + topInnerRadius * startZCos);
Vector3 rearTopRight = new Vector3(center.x + topInnerRadius * endXSin, center.y + height, center.z + topInnerRadius * endZCos);
Vector3 normFront = Vector3.forward;
Vector3 normRear = Vector3.back;
Vector3 normLeft = Vector3.left;
Vector3 normRight = Vector3.right;
Vector3 normUp = Vector3.up;
Vector3 normDown = Vector3.down;
Vector2 uv1 = new Vector2(0, 0);
Vector2 uv2 = new Vector2(1, 0);
Vector2 uv3 = new Vector2(0, 1);
Vector2 uv4 = new Vector2(1, 1);
List<Vertex> v1 = new List<Vertex>();
List<Vertex> v2 = new List<Vertex>();
//generate front face
v1.Add(builder.addVertex(frontBottomLeft, normFront, uv1));
v1.Add(builder.addVertex(frontBottomRight, normFront, uv2));
v2.Add(builder.addVertex(frontTopLeft, normFront, uv3));
v2.Add(builder.addVertex(frontTopRight, normFront, uv4));
builder.generateQuads(v1, v2, false);
v1.Clear();
v2.Clear();
//generate rear face
v1.Add(builder.addVertex(rearBottomLeft, normRear, uv2));
v1.Add(builder.addVertex(rearBottomRight, normRear, uv1));
v2.Add(builder.addVertex(rearTopLeft, normRear, uv4));
v2.Add(builder.addVertex(rearTopRight, normRear, uv3));
builder.generateQuads(v1, v2, true);
v1.Clear();
v2.Clear();
//generate left face
v1.Add(builder.addVertex(frontBottomLeft, normLeft, uv2));
v1.Add(builder.addVertex(rearBottomLeft, normLeft, uv1));
v2.Add(builder.addVertex(frontTopLeft, normLeft, uv4));
v2.Add(builder.addVertex(rearTopLeft, normLeft, uv3));
builder.generateQuads(v1, v2, true);
v1.Clear();
v2.Clear();
//generate right face
v1.Add(builder.addVertex(frontBottomRight, normRight, uv1));
v1.Add(builder.addVertex(rearBottomRight, normRight, uv2));
v2.Add(builder.addVertex(frontTopRight, normRight, uv3));
v2.Add(builder.addVertex(rearTopRight, normRight, uv4));
builder.generateQuads(v1, v2, false);
v1.Clear();
v2.Clear();
//generate top face
v1.Add(builder.addVertex(frontTopRight, normUp, uv2));
v1.Add(builder.addVertex(frontTopLeft, normUp, uv1));
v2.Add(builder.addVertex(rearTopRight, normUp, uv4));
v2.Add(builder.addVertex(rearTopLeft, normUp, uv3));
builder.generateQuads(v1, v2, true);
v1.Clear();
v2.Clear();
//generate bottom face
v1.Add(builder.addVertex(frontBottomRight, normUp, uv1));
v1.Add(builder.addVertex(frontBottomLeft, normUp, uv2));
v2.Add(builder.addVertex(rearBottomRight, normUp, uv3));
v2.Add(builder.addVertex(rearBottomLeft, normUp, uv4));
builder.generateQuads(v1, v2, false);
v1.Clear();
v2.Clear();
return builder.buildMesh();
}
private void generateSidewalls(MeshBuilder builder, UVArea caps)
{
int len = outerArcs.Count;
float[] distances = new float[len];
float[] us = new float[len];
float totalLength = 0;
float length;
Vector3 a, b;
for (int i = 0; i < len - 1; i++)
{
a = outerArcs[i].startVector;
b = outerArcs[i + 1].startVector;
length = Vector3.Distance(a, b);
totalLength += length;
distances[i + 1] = length;
}
length = 0;
float percent;
float uDelta = caps.u2 - caps.u1;
for (int i = 0; i < len; i++)
{
length += distances[i];
percent = length / totalLength;
us[i] = caps.u1 + percent * uDelta;
}
Vector3 leftNorm = new Vector3();
leftNorm.x = outerArcs[0].startVector.z;
leftNorm.z = -outerArcs[0].startVector.x;
leftNorm.Normalize();
Vector3 rightNorm = new Vector3();
rightNorm.x = outerArcs[0].endVector.z;
rightNorm.z = -outerArcs[0].endVector.x;
rightNorm.Normalize();
rightNorm = -rightNorm;//as faces get inverted for this side, so norms get inverted as well
//left
List<Vertex> outerStartVerts = new List<Vertex>();
List<Vertex> innerStartVerts = new List<Vertex>();
//right
List<Vertex> outerEndVerts = new List<Vertex>();
List<Vertex> innerEndVerts = new List<Vertex>();
len = outerArcs.Count;
Vector3 outer, inner;
Vector2 uv;
for (int i = 0; i < len; i++)
{
outer = outerArcs[i].startVector;
uv = new Vector2(us[i], caps.v1);
outerStartVerts.Add(builder.addVertex(outer, leftNorm, uv));
inner = innerArcs[i].startVector;
uv = new Vector2(us[i], caps.v2);
innerStartVerts.Add(builder.addVertex(inner, leftNorm, uv));
outer = outerArcs[i].endVector;
uv = new Vector2(us[i], caps.v1);
outerEndVerts.Add(builder.addVertex(outer, rightNorm, uv));
inner = innerArcs[i].endVector;
uv = new Vector2(us[i], caps.v2);
innerEndVerts.Add(builder.addVertex(inner, rightNorm, uv));
}
builder.generateQuads(outerStartVerts, innerStartVerts, false);
builder.generateQuads(outerEndVerts, innerEndVerts, true);
}
private void generateSidewalls(MeshBuilder builder, UVArea caps)
{
int len = outerArcs.Count;
float[] distances = new float[len];
float[] us = new float[len];
float totalLength = 0;
float length;
Vector3 a, b;
for (int i = 0; i < len - 1; i++)
{
a = outerArcs[i].startVector;
b = outerArcs[i + 1].startVector;
length = Vector3.Distance(a, b);
totalLength += length;
distances[i + 1] = length;
}
length = 0;
float percent;
float uDelta = caps.u2 - caps.u1;
for (int i = 0; i < len; i++)
{
length += distances[i];
percent = length / totalLength;
us[i] = caps.u1 + percent * uDelta;
}
Vector3 leftNorm = new Vector3();
leftNorm.x = outerArcs[0].startVector.z;
leftNorm.z = -outerArcs[0].startVector.x;
leftNorm.Normalize();
Vector3 rightNorm = new Vector3();
rightNorm.x = outerArcs[0].endVector.z;
rightNorm.z = -outerArcs[0].endVector.x;
rightNorm.Normalize();
rightNorm = -rightNorm;//as faces get inverted for this side, so norms get inverted as well
//left
List <Vertex> outerStartVerts = new List <Vertex>();
List <Vertex> innerStartVerts = new List <Vertex>();
//right
List <Vertex> outerEndVerts = new List <Vertex>();
List <Vertex> innerEndVerts = new List <Vertex>();
len = outerArcs.Count;
Vector3 outer, inner;
Vector2 uv;
for (int i = 0; i < len; i++)
{
outer = outerArcs[i].startVector;
uv = new Vector2(us[i], caps.v1);
outerStartVerts.Add(builder.addVertex(outer, leftNorm, uv));
inner = innerArcs[i].startVector;
uv = new Vector2(us[i], caps.v2);
innerStartVerts.Add(builder.addVertex(inner, leftNorm, uv));
outer = outerArcs[i].endVector;
uv = new Vector2(us[i], caps.v1);
outerEndVerts.Add(builder.addVertex(outer, rightNorm, uv));
inner = innerArcs[i].endVector;
uv = new Vector2(us[i], caps.v2);
innerEndVerts.Add(builder.addVertex(inner, rightNorm, uv));
}
builder.generateQuads(outerStartVerts, innerStartVerts, false);
builder.generateQuads(outerEndVerts, innerEndVerts, true);
}