public void Offset(Vec3D vOffsetView, Bitmap bm)
{
points[0] = Vec3D.VectorAdd(points[0], vOffsetView);
points[1] = Vec3D.VectorAdd(points[1], vOffsetView);
points[2] = Vec3D.VectorAdd(points[2], vOffsetView);
points[0].x *= 0.5F * (float)bm.Width;
points[0].y *= 0.5F * (float)bm.Height;
points[1].x *= 0.5F * (float)bm.Width;
points[1].y *= 0.5F * (float)bm.Height;
points[2].x *= 0.5F * (float)bm.Width;
points[2].y *= 0.5F * (float)bm.Height;
}
public Matrix RotateCamera()
{
vTarget = new Vec3D {
x = 0, y = 0, z = 1
};
Matrix matCameraRot = Matrix.Matrix_MakeRotationY(fYaw);
vLookDir = Matrix.MatrixMultiplyVector(vTarget, matCameraRot);
vTarget = Vec3D.VectorAdd(vCamera, vLookDir);
Matrix matCamera = Matrix.Matrix_PointAt(vCamera, vTarget, vUp);
Matrix matView = Matrix.Matrix_QuickInverse(matCamera);
return(matView);
}
public void MoveCamera(Keys key)
{
if (key == Keys.Up)
{
vCamera.y += 0.05F;
}
if (key == Keys.Down)
{
vCamera.y -= 0.05F;
}
if (key == Keys.Left)
{
vCamera.x += 0.05F;
}
if (key == Keys.Right)
{
vCamera.x -= 0.05F;
}
if (key == Keys.W)
{
vCamera = Vec3D.VectorAdd(vCamera, vForward);
}
if (key == Keys.S)
{
vCamera = Vec3D.VectorSub(vCamera, vForward);
}
if (key == Keys.A)
{
fYaw -= 0.05F;
}
if (key == Keys.D)
{
fYaw += 0.05F;
}
}