// Add cockpit decal and all surounding triangles. Method needs intersection, but result of the intersection must be with ideal glass, not any other part of a miner ship.
public static void Add(MyCockpitGlassDecalTexturesEnum decalTexture, float decalSize, float angle, float alpha,
ref MyIntersectionResultLineTriangleEx idealIntersection, bool alphaBlendByAngle)
{
MyCockpitGlassDecalsBuffer buffer = GetBuffer(decalTexture);
// Polomer decalu a scale faktor pre vypocet textury.
// Decal size is something as radius of a decal, so when converting from real metres to texture space, we need to divide by 2.0
float decalScale = 1.0f / decalSize / 2.0f;
Vector3 rightVector = MyMwcUtils.Normalize(idealIntersection.Triangle.InputTriangle.Vertex0 - idealIntersection.IntersectionPointInObjectSpace);
Vector3 upVector = MyMwcUtils.Normalize(Vector3.Cross(rightVector, idealIntersection.NormalInObjectSpace));
// We create world matrix for the decal and then rotate the matrix, so we can extract rotated right/up vectors/planes for texture coord0 calculations
Matrix decalMatrix = Matrix.CreateRotationZ(angle) * Matrix.CreateWorld(idealIntersection.IntersectionPointInObjectSpace, idealIntersection.NormalInObjectSpace, upVector);
// Right plane
MyPlane rightPlane;
rightPlane.Point = idealIntersection.IntersectionPointInObjectSpace;
rightPlane.Normal = MyUtils.GetTransformNormalNormalized(Vector3.Right, ref decalMatrix);
// Up plane
MyPlane upPlane;
upPlane.Point = idealIntersection.IntersectionPointInObjectSpace;
upPlane.Normal = MyUtils.GetTransformNormalNormalized(Vector3.Up, ref decalMatrix);
float?maxAngle = null;
if (alphaBlendByAngle == false)
{
maxAngle = MyCockpitGlassDecalsConstants.MAX_NEIGHBOUR_ANGLE;
}
BoundingSphere decalSphere = new BoundingSphere(idealIntersection.IntersectionPointInObjectSpace, decalSize);
m_neighbourTriangles.Clear();
//idealIntersection.PhysObject.GetTrianglesIntersectingSphere(ref decalSphere, idealIntersection.NormalInObjectSpace, maxAngle, idealIntersection.TriangleHelperIndex, m_neighbourTriangles, buffer.MaxNeighbourTriangles);
idealIntersection.Entity.GetTrianglesIntersectingSphere(ref decalSphere, idealIntersection.NormalInObjectSpace, maxAngle, m_neighbourTriangles, buffer.MaxNeighbourTriangles);
int trianglesToAdd = m_neighbourTriangles.Count;// +1;
if (buffer.CanAddTriangles(trianglesToAdd) == true)
{
// Decal on triangleVertexes we hit
// buffer.Add(idealIntersection.Triangle.InputTriangle, idealIntersection.NormalInObjectSpace, ref rightPlane, ref upPlane, decalScale, color, alphaBlendByAngle, ref decalSphere);
// Create decal for every neighbour triangleVertexes
for (int i = 0; i < m_neighbourTriangles.Count; i++)
{
buffer.Add(m_neighbourTriangles[i].Vertexes, idealIntersection.NormalInObjectSpace, ref rightPlane, ref upPlane, decalScale, alpha, alphaBlendByAngle, ref decalSphere);
}
}
}
// Add cockpit decal and all surounding triangles. Method needs intersection, but result of the intersection must be with ideal glass, not any other part of a miner ship.
public static void Add(MyCockpitGlassDecalTexturesEnum decalTexture, float decalSize, float angle, float alpha,
ref MyIntersectionResultLineTriangleEx idealIntersection, bool alphaBlendByAngle)
{
MyCockpitGlassDecalsBuffer buffer = GetBuffer(decalTexture);
// Polomer decalu a scale faktor pre vypocet textury.
// Decal size is something as radius of a decal, so when converting from real metres to texture space, we need to divide by 2.0
float decalScale = 1.0f / decalSize / 2.0f;
Vector3 rightVector = MyMwcUtils.Normalize(idealIntersection.Triangle.InputTriangle.Vertex0 - idealIntersection.IntersectionPointInObjectSpace);
Vector3 upVector = MyMwcUtils.Normalize(Vector3.Cross(rightVector, idealIntersection.NormalInObjectSpace));
// We create world matrix for the decal and then rotate the matrix, so we can extract rotated right/up vectors/planes for texture coord0 calculations
Matrix decalMatrix = Matrix.CreateRotationZ(angle) * Matrix.CreateWorld(idealIntersection.IntersectionPointInObjectSpace, idealIntersection.NormalInObjectSpace, upVector);
// Right plane
MyPlane rightPlane;
rightPlane.Point = idealIntersection.IntersectionPointInObjectSpace;
rightPlane.Normal = MyUtils.GetTransformNormalNormalized(Vector3.Right, ref decalMatrix);
// Up plane
MyPlane upPlane;
upPlane.Point = idealIntersection.IntersectionPointInObjectSpace;
upPlane.Normal = MyUtils.GetTransformNormalNormalized(Vector3.Up, ref decalMatrix);
float? maxAngle = null;
if (alphaBlendByAngle == false) maxAngle = MyCockpitGlassDecalsConstants.MAX_NEIGHBOUR_ANGLE;
BoundingSphere decalSphere = new BoundingSphere(idealIntersection.IntersectionPointInObjectSpace, decalSize);
m_neighbourTriangles.Clear();
//idealIntersection.PhysObject.GetTrianglesIntersectingSphere(ref decalSphere, idealIntersection.NormalInObjectSpace, maxAngle, idealIntersection.TriangleHelperIndex, m_neighbourTriangles, buffer.MaxNeighbourTriangles);
idealIntersection.Entity.GetTrianglesIntersectingSphere(ref decalSphere, idealIntersection.NormalInObjectSpace, maxAngle, m_neighbourTriangles, buffer.MaxNeighbourTriangles);
int trianglesToAdd = m_neighbourTriangles.Count;// +1;
if (buffer.CanAddTriangles(trianglesToAdd) == true)
{
// Decal on triangleVertexes we hit
// buffer.Add(idealIntersection.Triangle.InputTriangle, idealIntersection.NormalInObjectSpace, ref rightPlane, ref upPlane, decalScale, color, alphaBlendByAngle, ref decalSphere);
// Create decal for every neighbour triangleVertexes
for (int i = 0; i < m_neighbourTriangles.Count; i++)
{
buffer.Add(m_neighbourTriangles[i].Vertexes, idealIntersection.NormalInObjectSpace, ref rightPlane, ref upPlane, decalScale, alpha, alphaBlendByAngle, ref decalSphere);
}
}
}
static MyCockpitGlassDecalsBuffer GetBuffer(MyCockpitGlassDecalTexturesEnum decalTexture)
{
return(m_buffers[(int)decalTexture]);
}
static MyCockpitGlassDecalsBuffer GetBuffer(MyCockpitGlassDecalTexturesEnum decalTexture)
{
return m_buffers[(int)decalTexture];
}
