uint? IMyDecalHandler.AddDecal(ref MyDecalRenderInfo data)
{
CheckEnabled();
IReadOnlyList<MyDecalMaterial> materials;
bool found = MyDecalMaterials.TryGetDecalMaterial(Source.String, data.Material.String, out materials);
if (!found)
{
if (MyFakes.ENABLE_USE_DEFAULT_DAMAGE_DECAL)
found = MyDecalMaterials.TryGetDecalMaterial(DEFAULT, DEFAULT, out materials);
if (!found)
return null;
}
int index = (int)Math.Round(MyRandom.Instance.NextFloat() * (materials.Count - 1));
MyDecalMaterial material = materials[index];
float rotation = material.Rotation;
if (material.Rotation == float.PositiveInfinity)
rotation = MyRandom.Instance.NextFloat() * MathHelper.TwoPi;
var size = material.MinSize;
if (material.MaxSize > material.MinSize)
size += MyRandom.Instance.NextFloat() * (material.MaxSize - material.MinSize);
MyDecalTopoData topoData = new MyDecalTopoData();
topoData.Position = data.Position;
topoData.Normal = data.Normal;
topoData.Scale = new Vector3(size, size, material.Depth);
topoData.Rotation = rotation;
string sourceTarget = MyDecalMaterials.GetStringId(Source, data.Material);
return MyRenderProxy.CreateDecal(data.RenderObjectId, ref topoData, data.Flags, sourceTarget, material.StringId, index);
}
uint?IMyDecalHandler.AddDecal(ref MyDecalRenderInfo data)
{
CheckEnabled();
IReadOnlyList <MyDecalMaterial> materials;
bool found = MyDecalMaterials.TryGetDecalMaterial(Source.String, data.Material.String, out materials);
if (!found)
{
if (MyFakes.ENABLE_USE_DEFAULT_DAMAGE_DECAL)
{
found = MyDecalMaterials.TryGetDecalMaterial(DEFAULT, DEFAULT, out materials);
}
if (!found)
{
return(null);
}
}
MyDecalBindingInfo binding;
if (data.Binding == null)
{
binding = new MyDecalBindingInfo();
binding.Position = data.Position;
binding.Normal = data.Normal;
binding.Transformation = Matrix.Identity;
}
else
{
binding = data.Binding.Value;
}
int index = (int)Math.Round(MyRandom.Instance.NextFloat() * (materials.Count - 1));
MyDecalMaterial material = materials[index];
float rotation = material.Rotation;
if (material.Rotation == float.PositiveInfinity)
{
rotation = MyRandom.Instance.NextFloat() * MathHelper.TwoPi;
}
var bindingPerp = Vector3.CalculatePerpendicularVector(binding.Normal);
if (rotation != 0)
{
// Rotate around normal
Quaternion q = Quaternion.CreateFromAxisAngle(binding.Normal, rotation);
bindingPerp = new Vector3((new Quaternion(bindingPerp, 0) * q).ToVector4());
}
bindingPerp = Vector3.Normalize(bindingPerp);
var size = material.MinSize;
if (material.MaxSize > material.MinSize)
{
size += MyRandom.Instance.NextFloat() * (material.MaxSize - material.MinSize);
}
Vector3 scale = new Vector3(size, size, material.Depth);
MyDecalTopoData topoData = new MyDecalTopoData();
Matrix pos;
Vector3 worldPosition;
if (data.Flags.HasFlag(MyDecalFlags.World))
{
// Using tre translation component here would loose accuracy
pos = Matrix.CreateWorld(Vector3.Zero, binding.Normal, bindingPerp);
worldPosition = data.Position;
}
else
{
pos = Matrix.CreateWorld(binding.Position, binding.Normal, bindingPerp);
worldPosition = Vector3.Invalid; // Set in the render thread
}
topoData.MatrixBinding = Matrix.CreateScale(scale) * pos;
topoData.WorldPosition = worldPosition;
topoData.MatrixCurrent = binding.Transformation * topoData.MatrixBinding;
topoData.BoneIndices = data.BoneIndices;
topoData.BoneWeights = data.BoneWeights;
string sourceTarget = MyDecalMaterials.GetStringId(Source, data.Material);
return(MyRenderProxy.CreateDecal(data.RenderObjectId, ref topoData, data.Flags, sourceTarget, material.StringId, index));
}
private static void AddDecal(IMyDecalProxy proxy, ref MyHitInfo hitInfo, float damage, MyStringHash source)
{
bool skip = DefaultFilterProxy(proxy);
if (skip)
{
return;
}
MyDecalRenderData data;
proxy.GetDecalRenderData(hitInfo, out data);
if (data.Skip)
{
return;
}
MyDecalMaterial material;
bool found = MyDecalMaterials.TryGetDecalMaterial(data.Material.String, source.String, out material);
if (!found)
{
if (MyFakes.ENABLE_USE_DEFAULT_DAMAGE_DECAL)
{
found = MyDecalMaterials.TryGetDecalMaterial(DEFAULT, DEFAULT, out material);
}
if (!found)
{
return;
}
}
var perp = Vector3.CalculatePerpendicularVector(data.Normal);
float rotation = material.Rotation;
if (material.Rotation == float.PositiveInfinity)
{
rotation = MyRandom.Instance.NextFloat() * MathHelper.TwoPi;
}
if (rotation != 0)
{
// Rotate around normal
Quaternion q = Quaternion.CreateFromAxisAngle(data.Normal, rotation);
perp = new Vector3((new Quaternion(perp, 0) * q).ToVector4());
}
var pos = MatrixD.CreateWorld(data.Position, data.Normal, perp);
var size = material.MinSize;
if (material.MaxSize > material.MinSize)
{
size += MyRandom.Instance.NextFloat() * (material.MaxSize - material.MinSize);
}
pos = Matrix.CreateScale(new Vector3(size, size, material.Depth)) * pos;
var decalId = MyRenderProxy.CreateDecal(data.RenderObjectId, pos, material.GetStringId());
proxy.OnAddDecal(decalId, ref data);
}
