/// <returns>True if window glass decals and is not too far</returns>
static bool HandleGlass(MyRenderCullResultFlat result, double viewDistanceSquared)
{
uint id = result.RenderProxy.Parent.Owner.ID;
if (MyScreenDecals.HasEntityDecals(id) && viewDistanceSquared < MyScreenDecals.VISIBLE_DECALS_SQ_TH)
{
m_glassWithDecals.Add(id);
return(true);
}
return(false);
}
/// <returns>True if window has decals and is not too far</returns>
static bool HandleWindow(MyBillboard billboard)
{
uint parentID = (uint)billboard.ParentID;
if (MyScreenDecals.HasEntityDecals(parentID) && billboard.DistanceSquared < MyScreenDecals.VISIBLE_DECALS_SQ_TH)
{
m_windowsWithDecals.Add(parentID);
return(true);
}
return(false);
}
static void PreGatherBillboard(MyBillboard billboard)
{
var material = MyTransparentMaterials.GetMaterial(billboard.Material);
if (material.NeedSort)
{
m_sortedCount++;
}
else
{
m_unsortedCount++;
}
if (billboard.Window && MyScreenDecals.HasEntityDecals((uint)billboard.ParentID))
{
m_windowCount++;
}
}
static void Gather()
{
m_batches.Clear();
// counting sorted billboards
m_sortedCount = 0;
m_unsortedCount = 0;
m_windowCount = 0;
PreGatherList(MyRenderProxy.BillboardsRead);
PreGatherList(m_billboardsOnce);
if (BillboardCount == 0)
{
return;
}
ResizeStorage();
int sortedIndex = 0;
int unsortedIndex = 0;
GatherList(MyRenderProxy.BillboardsRead, ref sortedIndex, ref unsortedIndex);
GatherList(m_billboardsOnce, ref sortedIndex, ref unsortedIndex);
Array.Sort(m_sortedBuffer, 0, m_sortedCount);
int i = 0;
int windowidx = 0;
var N = BillboardCountSafe;
int currentOffset = 0;
TexId prevTexId = TexId.NULL;
TexId batchTexId = TexId.NULL;
MyTransparentMaterial prevMaterial = null;
while (true)
{
if (i == N)
{
AddBatch(N, currentOffset, prevTexId, prevMaterial);
break;
}
MyBillboard billboard = m_sortedBuffer[i];
MyTransparentMaterial material = MyTransparentMaterials.GetMaterial(billboard.Material);
if (material.UseAtlas)
{
var atlasItem = m_atlas.FindElement(material.Texture);
batchTexId = atlasItem.TextureId;
}
else
{
batchTexId = MyTextures.GetTexture(material.Texture, MyTextureEnum.GUI, true);
}
bool closeBatch = i > 0 && (batchTexId != prevTexId || i == m_sortedCount);
if (closeBatch)
{
AddBatch(i, currentOffset, prevTexId, prevMaterial);
currentOffset = i;
}
var billboardData = new MyBillboardData();
var billboardVertices = new MyBillboardVertexData();
billboardData.CustomProjectionID = billboard.CustomViewProjection;
billboardData.Color = billboard.Color;
billboardData.Color.X *= billboard.ColorIntensity;
billboardData.Color.Y *= billboard.ColorIntensity;
billboardData.Color.Z *= billboard.ColorIntensity;
billboardData.AlphaCutout = billboard.AlphaCutout;
billboardData.AlphaSaturation = material.AlphaSaturation;
billboardData.SoftParticleDistanceScale = billboard.SoftParticleDistanceScale * material.SoftParticleDistanceScale;
billboardData.Reflective = billboard.Reflectivity;
Vector3D pos0 = billboard.Position0;
Vector3D pos1 = billboard.Position1;
Vector3D pos2 = billboard.Position2;
Vector3D pos3 = billboard.Position3;
if (billboard.ParentID != -1)
{
if (MyIDTracker <MyActor> .FindByID((uint)billboard.ParentID) != null)
{
var matrix = MyIDTracker <MyActor> .FindByID((uint)billboard.ParentID).WorldMatrix;
Vector3D.Transform(ref pos0, ref matrix, out pos0);
Vector3D.Transform(ref pos1, ref matrix, out pos1);
Vector3D.Transform(ref pos2, ref matrix, out pos2);
Vector3D.Transform(ref pos3, ref matrix, out pos3);
}
}
MyEnvironmentMatrices envMatrices = MyRender11.Environment;
if (MyStereoRender.Enable)
{
if (MyStereoRender.RenderRegion == MyStereoRegion.LEFT)
{
envMatrices = MyStereoRender.EnvMatricesLeftEye;
}
else if (MyStereoRender.RenderRegion == MyStereoRegion.RIGHT)
{
envMatrices = MyStereoRender.EnvMatricesRightEye;
}
}
if (billboard.CustomViewProjection != -1)
{
var billboardViewProjection = MyRenderProxy.BillboardsViewProjectionRead[billboard.CustomViewProjection];
//pos0 -= envMatrices.CameraPosition;
//pos1 -= envMatrices.CameraPosition;
//pos2 -= envMatrices.CameraPosition;
//pos3 -= envMatrices.CameraPosition;
}
else
{
pos0 -= envMatrices.CameraPosition;
pos1 -= envMatrices.CameraPosition;
pos2 -= envMatrices.CameraPosition;
pos3 -= envMatrices.CameraPosition;
}
var normal = Vector3.Cross(pos1 - pos0, pos2 - pos0);
normal.Normalize();
billboardData.Normal = normal;
billboardVertices.V0.Position = pos0;
billboardVertices.V1.Position = pos1;
billboardVertices.V2.Position = pos2;
billboardVertices.V3.Position = pos3;
var uv0 = new Vector2(material.UVOffset.X + billboard.UVOffset.X, material.UVOffset.Y + billboard.UVOffset.Y);
var uv1 = new Vector2(material.UVOffset.X + material.UVSize.X * billboard.UVSize.X + billboard.UVOffset.X, material.UVOffset.Y + billboard.UVOffset.Y);
var uv2 = new Vector2(material.UVOffset.X + material.UVSize.X * billboard.UVSize.X + billboard.UVOffset.X, material.UVOffset.Y + billboard.UVOffset.Y + material.UVSize.Y * billboard.UVSize.Y);
var uv3 = new Vector2(material.UVOffset.X + billboard.UVOffset.X, material.UVOffset.Y + billboard.UVOffset.Y + material.UVSize.Y * billboard.UVSize.Y);
if (material.UseAtlas)
{
var atlasItem = m_atlas.FindElement(material.Texture);
uv0 = uv0 * new Vector2(atlasItem.UvOffsetScale.Z, atlasItem.UvOffsetScale.W) + new Vector2(atlasItem.UvOffsetScale.X, atlasItem.UvOffsetScale.Y);
uv1 = uv1 * new Vector2(atlasItem.UvOffsetScale.Z, atlasItem.UvOffsetScale.W) + new Vector2(atlasItem.UvOffsetScale.X, atlasItem.UvOffsetScale.Y);
uv2 = uv2 * new Vector2(atlasItem.UvOffsetScale.Z, atlasItem.UvOffsetScale.W) + new Vector2(atlasItem.UvOffsetScale.X, atlasItem.UvOffsetScale.Y);
uv3 = uv3 * new Vector2(atlasItem.UvOffsetScale.Z, atlasItem.UvOffsetScale.W) + new Vector2(atlasItem.UvOffsetScale.X, atlasItem.UvOffsetScale.Y);
}
billboardVertices.V0.Texcoord = new HalfVector2(uv0);
billboardVertices.V1.Texcoord = new HalfVector2(uv1);
billboardVertices.V2.Texcoord = new HalfVector2(uv2);
billboardVertices.V3.Texcoord = new HalfVector2(uv3);
pos0.AssertIsValid();
pos1.AssertIsValid();
pos2.AssertIsValid();
pos3.AssertIsValid();
MyTriangleBillboard triBillboard = billboard as MyTriangleBillboard;
if (triBillboard != null)
{
billboardVertices.V3.Position = pos2; // second triangle will die in rasterizer
billboardVertices.V0.Texcoord = new HalfVector2(triBillboard.UV0);
billboardVertices.V1.Texcoord = new HalfVector2(triBillboard.UV1);
billboardVertices.V2.Texcoord = new HalfVector2(triBillboard.UV2);
billboardData.Normal = triBillboard.Normal0;
}
m_arrayDataBillboards.Data[i] = billboardData;
m_arrayDataBillboards.Vertex[i] = billboardVertices;
if (billboard.Window && MyScreenDecals.HasEntityDecals((uint)billboard.ParentID))
{
m_arrayDataWindows.Data[windowidx] = billboardData;
m_arrayDataWindows.Vertex[windowidx] = billboardVertices;
windowidx++;
}
prevTexId = batchTexId;
prevMaterial = material;
i++;
}
}
