private static XMVector GetCollisionColor(ContainmentType collision)
{
XMVector ColorCollide = new XMUByteN4(255, 0, 0, 255);
XMVector ColorPartialCollide = new XMUByteN4(255, 255, 0, 255);
XMVector ColorNoCollide = new XMUByteN4(128, 192, 128, 255);
return(collision switch
{
ContainmentType.Disjoint => ColorNoCollide,
ContainmentType.Intersects => ColorPartialCollide,
_ => ColorCollide,
});
private void RenderObjects()
{
// Set up some color constants
XMVector ColorWhite = new XMUByteN4(255, 255, 255, 255);
XMVector ColorGround = new XMUByteN4(0, 0, 0, 255);
XMVector ColorYellow = new XMUByteN4(255, 255, 0, 255);
// Draw ground planes
for (int i = 0; i < CameraCount; i++)
{
XMFloat3 vXAxis = new(20, 0, 0);
XMFloat3 vYAxis = new(0, 0, 20);
XMFloat3 vOrigin = new(this.cameraOrigins[i].X, this.cameraOrigins[i].Y - 10.0f, this.cameraOrigins[i].Z);
int iXDivisions = 20;
int iYDivisions = 20;
this.DrawGrid(vXAxis, vYAxis, vOrigin, iXDivisions, iYDivisions, ColorGround);
}
// Draw primary collision objects in white
this.DrawFrustum(this.primaryFrustum, ColorWhite);
this.DrawAabb(this.primaryAABox, ColorWhite);
this.DrawObb(this.primaryOrientedBox, ColorWhite);
{
XMVector origin = primaryRay.Origin;
XMVector direction = this.primaryRay.Direction;
this.DrawRay(origin, direction.Scale(10.0f), false, new XMUByteN4(80, 80, 80, 255));
this.DrawRay(origin, direction, false, ColorWhite);
}
// Draw secondary collision objects in colors based on collision results
for (int i = 0; i < GroupCount; i++)
{
CollisionSphere sphere = this.secondarySpheres[i];
this.DrawSphere(sphere.Sphere, GetCollisionColor(sphere.Collision));
CollisionBox obox = this.secondaryOrientedBoxes[i];
this.DrawObb(obox.Box, GetCollisionColor(obox.Collision));
CollisionAABox aabox = this.secondaryAABoxes[i];
this.DrawAabb(aabox.Box, GetCollisionColor(aabox.Collision));
CollisionTriangle tri = this.secondaryTriangles[i];
this.DrawTriangle(tri.PointA, tri.PointB, tri.PointC, GetCollisionColor(tri.Collision));
}
// Draw results of ray-object intersection, if there was a hit this frame
if (this.rayHitResultBox.Collision != ContainmentType.Disjoint)
{
this.DrawAabb(this.rayHitResultBox.Box, ColorYellow);
}
}
