private void Copy(ParticleGenerator other)
{
m_sName = other.m_sName;
m_Flush = other.m_Flush;
m_Discard = other.m_Discard;
m_sTexture = other.m_sTexture;
m_Texture = other.m_Texture;
m_Method = other.m_Method;
m_fRate = other.m_fRate;
m_fEmitVel = other.m_fEmitVel;
m_Attitude = other.m_Attitude;
m_PitchWidth = other.m_PitchWidth;
m_HeadingWidth = other.m_HeadingWidth;
m_PointSize = other.m_PointSize;
m_PointSizeMin = other.m_PointSizeMin;
m_PointScaleA = other.m_PointScaleA;
m_PointScaleB = other.m_PointScaleB;
m_PointScaleC = other.m_PointScaleC;
m_bValid = other.m_bValid;
}
public void Render()
{
Vector3 Up = new Vector3(0.0f, 1.0f, 0.0f);
if (m_AttachedObject != null)
{
if (m_LookAtObject != null)
{
m_LookAt = m_LookAtObject.Position;
}
else
{
m_LookAt = m_AttachedObject.Position;
m_LookAt.X += (float)Math.Sin(m_Attitude.Heading) * 10.0f;
m_LookAt.Y += (float)Math.Sin(m_Attitude.Pitch) * 10.0f;
m_LookAt.Z += (float)Math.Cos(m_Attitude.Heading) * 10.0f;
}
Matrix transpose = Matrix.Identity;
m_Attitude.Heading = Attitude.Aepc(m_AttachedObject.Heading);
m_Attitude.Pitch = m_AttachedObject.Pitch;
m_Attitude.Roll = 0.0f;
transpose.RotateYawPitchRoll(m_Attitude.Heading,
m_Attitude.Pitch, m_Attitude.Roll);
m_Eye = m_AttachedObject.Position +
Vector3.TransformCoordinate(m_Offset, transpose);
}
else
{
m_Eye = new Vector3(m_X, m_Y, m_Z);
if (m_LookAtObject != null)
{
m_LookAt = m_LookAtObject.Position;
}
else
{
m_LookAt = m_Eye;
m_LookAt.X += (float)Math.Sin(m_Attitude.Heading) * 10.0f;
m_LookAt.Y += (float)Math.Sin(m_Attitude.Pitch) * 10.0f;
m_LookAt.Z += (float)Math.Cos(m_Attitude.Heading) * 10.0f;
}
}
// Set the app view matrix for normal viewing
m_matView = Matrix.LookAtLH(m_Eye, m_LookAt, Up);
CGameEngine.Device3D.Transform.View = m_matView;
CGameEngine.Device3D.Transform.Projection = m_matProj;
Matrix mat = Matrix.Multiply(m_matView, m_matProj);
mat.Invert();
vecFrustum[0] = new Vector3(-1.0f, -1.0f, 0.0f); // xyz
vecFrustum[1] = new Vector3(1.0f, -1.0f, 0.0f); // Xyz
vecFrustum[2] = new Vector3(-1.0f, 1.0f, 0.0f); // xYz
vecFrustum[3] = new Vector3(1.0f, 1.0f, 0.0f); // XYz
vecFrustum[4] = new Vector3(-1.0f, -1.0f, 1.0f); // xyZ
vecFrustum[5] = new Vector3(1.0f, -1.0f, 1.0f); // XyZ
vecFrustum[6] = new Vector3(-1.0f, 1.0f, 1.0f); // xYZ
vecFrustum[7] = new Vector3(1.0f, 1.0f, 1.0f); // XYZ
for (int i = 0; i < 8; i++)
{
vecFrustum[i] = Vector3.TransformCoordinate(vecFrustum[i], mat);
}
planeFrustum[0] = Plane.FromPoints(vecFrustum[7],
vecFrustum[3], vecFrustum[5]); // Right
planeFrustum[1] = Plane.FromPoints(vecFrustum[2],
vecFrustum[6], vecFrustum[4]); // Left
planeFrustum[2] = Plane.FromPoints(vecFrustum[6],
vecFrustum[7], vecFrustum[5]); // Far
planeFrustum[3] = Plane.FromPoints(vecFrustum[0],
vecFrustum[1], vecFrustum[2]); // Near
planeFrustum[4] = Plane.FromPoints(vecFrustum[2],
vecFrustum[3], vecFrustum[6]); // Top
planeFrustum[5] = Plane.FromPoints(vecFrustum[1],
vecFrustum[0], vecFrustum[4]); // Bottom
}
public Attitude GetSlope(Vector3 Position, float Heading)
{
Attitude attitude = new Attitude();
Matrix matrix = Matrix.Identity;
matrix.RotateY(Heading);
int x1 = (int)(Position.X / m_Spacing);
int z1 = (int)(Position.Z / m_Spacing);
Vector3 normal = m_Quads[x1, z1].FaceNormals;
normal.TransformCoordinate(matrix);
if (normal.Z == 0.0f)
{
attitude.Pitch = 0.0f;
}
else
{
attitude.Pitch = -(float)Math.Atan(normal.Y / normal.Z);
if (attitude.Pitch > 0.0)
{
attitude.Pitch = (float)(Math.PI / 2.0) - attitude.Pitch;
}
else
{
attitude.Pitch = -((float)(Math.PI / 2.0) + attitude.Pitch);
}
}
if (attitude.Pitch > (Math.PI / 4.0) || attitude.Pitch < -(Math.PI / 4.0))
{
Console.AddLine("Pitch " + attitude.Pitch * 180.0 / Math.PI + " " + normal.ToString());
}
if (normal.X == 0.0f)
{
attitude.Roll = 0.0f;
}
else
{
attitude.Roll = -(float)Math.Atan(normal.Y / normal.X);
if (attitude.Roll > 0.0)
{
attitude.Roll = (float)(Math.PI / 2.0) - attitude.Roll;
}
else
{
attitude.Roll = -((float)(Math.PI / 2.0) + attitude.Roll);
}
}
if (attitude.Roll > (Math.PI / 4.0) || attitude.Roll < -(Math.PI / 4.0))
{
Console.AddLine("Roll " + attitude.Roll * 180.0 / Math.PI + " " + normal.ToString());
}
attitude.Heading = Heading;
return(attitude);
}
public Model(string name, string meshFile, Vector3 offset, Attitude adjust) : base(name)
{
Mesh pTempMesh = null;
WeldEpsilons Epsilons = new WeldEpsilons();
Vector3 objectCenter; // Center of bounding sphere of object
m_vOffset = offset;
m_AttitudeOffset = adjust;
m_vPosition.X = 100.0f;
m_vPosition.Z = 100.0f;
ExtendedMaterial[] materials = null;
try
{
// Load the m_mesh from the specified file
m_mesh = Mesh.FromFile(meshFile, MeshFlags.SystemMemory, CGameEngine.Device3D, out m_adj, out materials);
// Lock the vertex buffer to generate a simple bounding sphere
VertexBuffer vb = m_mesh.VertexBuffer;
GraphicsStream vertexData = vb.Lock(0, 0, LockFlags.NoSystemLock);
m_fRadius = Geometry.ComputeBoundingSphere(vertexData, m_mesh.NumberVertices, m_mesh.VertexFormat, out objectCenter);
Geometry.ComputeBoundingBox(vertexData, m_mesh.NumberVertices, m_mesh.VertexFormat, out m_NegativeExtents, out m_PositiveExtents);
vb.Unlock();
vb.Dispose();
m_vOffset.Y = -m_NegativeExtents.Y;
m_Corners[0].X = m_NegativeExtents.X;
m_Corners[0].Y = m_NegativeExtents.Y + m_vOffset.Y;
m_Corners[0].Z = m_NegativeExtents.Z;
m_Corners[1].X = m_PositiveExtents.X;
m_Corners[1].Y = m_NegativeExtents.Y + m_vOffset.Y;
m_Corners[1].Z = m_NegativeExtents.Z;
m_Corners[2].X = m_NegativeExtents.X;
m_Corners[2].Y = m_PositiveExtents.Y + m_vOffset.Y;
m_Corners[2].Z = m_NegativeExtents.Z;
m_Corners[3].X = m_PositiveExtents.X;
m_Corners[3].Y = m_PositiveExtents.Y + m_vOffset.Y;
m_Corners[3].Z = m_NegativeExtents.Z;
m_Corners[4].X = m_NegativeExtents.X;
m_Corners[4].Y = m_NegativeExtents.Y + m_vOffset.Y;
m_Corners[4].Z = m_PositiveExtents.Z;
m_Corners[5].X = m_PositiveExtents.X;
m_Corners[5].Y = m_NegativeExtents.Y + m_vOffset.Y;
m_Corners[5].Z = m_PositiveExtents.Z;
m_Corners[6].X = m_PositiveExtents.X;
m_Corners[6].Y = m_PositiveExtents.Y + m_vOffset.Y;
m_Corners[6].Z = m_PositiveExtents.Z;
m_Corners[7].X = m_PositiveExtents.X;
m_Corners[7].Y = m_PositiveExtents.Y + m_vOffset.Y;
m_Corners[7].Z = m_PositiveExtents.Z;
// Console.AddLine("Max extents " + m_PositiveExtents);
// Console.AddLine("Min extents " + m_NegativeExtents);
// perform simple cleansing operations on m_mesh
pTempMesh = Mesh.Clean(m_mesh, m_adj, m_adj);
m_mesh.Dispose();
m_mesh = pTempMesh;
// Perform a weld to try and remove excess vertices like the model bigship1.x in the DX9.0 SDK (current model is fixed)
// Weld the m_mesh using all epsilons of 0.0f. A small epsilon like 1e-6 works well too
m_mesh.WeldVertices(0, Epsilons, m_adj, m_adj);
// verify validity of m_mesh for simplification
m_mesh.Validate(m_adj);
CreateLod();
}
catch (DirectXException d3de)
{
Console.AddLine("Unable to load mesh " + meshFile);
Console.AddLine(d3de.ErrorString);
}
catch (Exception e)
{
Console.AddLine("Unable to load mesh " + meshFile);
Console.AddLine(e.Message);
}
if (m_meshTextures == null && materials != null)
{
// We need to extract the material properties and texture names
m_meshTextures = new Texture[materials.Length];
m_meshMaterials = new Material[materials.Length];
for (int i = 0; i < materials.Length; i++)
{
m_meshMaterials[i] = materials[i].Material3D;
// Set the ambient color for the material (D3DX does not do this)
m_meshMaterials[i].Ambient = m_meshMaterials[i].Diffuse;
// Create the texture
try
{
if (materials[i].TextureFilename != null)
{
m_meshTextures[i] = TextureLoader.FromFile(CGameEngine.Device3D, @"..\..\Resources\" + materials[i].TextureFilename);
}
}
catch (DirectXException d3de)
{
Console.AddLine("Unable to load texture " + materials[i].TextureFilename);
Console.AddLine(d3de.ErrorString);
}
catch (Exception e)
{
Console.AddLine("Unable to load texture " + materials[i].TextureFilename);
Console.AddLine(e.Message);
}
}
}
}