private void RenderGroupId(Group group)
{
renderer.Requested.Material = idMaterial;
renderer.Requested.Program = renderer.Requested.Material.Program;
renderer.Requested.MeshMode = MeshMode.PolygonFill;
renderer.UpdateCamera();
if (
RenderStack.Graphics.Configuration.canUseInstancing &&
(RenderStack.Graphics.Configuration.useGl1 == false)
/* && RenderStack.Graphics.Configuration.canUseBaseVertex */
)
{
// Instanced code path
foreach (var kvp in group.AllInstances.Collection)
{
var tuple = kvp.Key;
var models2 = kvp.Value;
renderer.Requested.Mesh = tuple.Item1;
var indexBufferRange = renderer.Requested.Mesh.IndexBufferRange(MeshMode.PolygonFill);
uint count = indexBufferRange.Count;
uint powerOfTwo = NextPowerOfTwo(count);
uint mask = powerOfTwo - 1;
renderer.RenderInstancedPrepare();
int i = 0;
foreach (var model in models2)
{
renderer.Models.Floats("model_to_world_matrix").SetI(
i, model.Frame.LocalToWorld.Matrix
);
uint currentBits = idOffset & mask;
if (currentBits != 0)
{
uint add = powerOfTwo - currentBits;
idOffset += add;
}
Vector3 v = Vector3.Vector3FromUint(idOffset);
renderer.Models.Floats("id_offset_vec3").SetI(i, v.X, v.Y, v.Z);
i++;
if (i > 49)
{
renderer.Models.Sync();
renderer.RenderCurrent(i);
i = 0;
}
if (
(indexBufferRange != null) &&
(indexBufferRange.Count > 0)
)
{
IDListEntry entry = new IDListEntry(idOffset, model);
group.IdList.Add(entry);
idOffset += indexBufferRange.Count;
}
}
if (i > 0)
{
renderer.Models.Sync();
if (i > 1)
{
renderer.RenderCurrent(i);
}
else
{
renderer.RenderCurrent();
}
}
}
}
else
{
// Non-instanced code path
foreach (var model in group.Models)
{
renderer.Requested.Mesh = model.Batch.Mesh;
renderer.SetFrame(model.Frame);
var indexBufferRange = renderer.Requested.Mesh.IndexBufferRange(MeshMode.PolygonFill);
if (RenderStack.Graphics.Configuration.useIntegerPolygonIDs)
{
renderer.Models.UInts("id_offset_uint").SetI(0, idOffset);
}
else
{
uint count = indexBufferRange.Count;
uint powerOfTwo = NextPowerOfTwo(count);
uint mask = powerOfTwo - 1;
uint currentBits = idOffset & mask;
if (currentBits != 0)
{
uint add = powerOfTwo - currentBits;
idOffset += add;
}
Vector3 v = Vector3.Vector3FromUint(idOffset);
renderer.Models.Floats("id_offset_vec3").SetI(0, v.X, v.Y, v.Z);
}
renderer.Models.Sync();
renderer.RenderCurrent();
if (
(indexBufferRange != null) &&
(indexBufferRange.Count > 0)
)
{
IDListEntry entry = new IDListEntry(idOffset, model);
#if DEBUG
if (group.AlreadyHas(entry))
{
System.Diagnostics.Debugger.Break();
}
#endif
group.IdList.Add(entry);
idOffset += indexBufferRange.Count;
}
}
}
{
IDListEntry entry = new IDListEntry(idOffset, null);
#if DEBUG
if (group.AlreadyHas(entry))
{
System.Diagnostics.Debugger.Break();
}
#endif
group.IdList.Add(entry);
}
idGroupsRendered.Add(group);
}
public void ProcessIdBuffer(IDRenderer.HoverInfo hover, int px, int py)
{
ResetHover();
uint compareId = 0xfffffeu;
if(hover.Id == compareId)
{
HoverModel = null;
HoverGroup.Clear();
return;
}
try
{
Vector3 positionInWorld = sceneManager.Camera.WorldToClip.InverseMatrix.UnProject(
(float)px,
(float)py,
hover.Depth,
renderer.Requested.Viewport.X,
renderer.Requested.Viewport.Y,
renderer.Requested.Viewport.Width,
renderer.Requested.Viewport.Height
);
HoverPosition = positionInWorld;
if(userInterfaceManager.AutoFocus)
{
Camera camera = sceneManager.Camera;
StereoParameters stereo = camera.Projection.StereoParameters;
float distance = camera.Frame.LocalToWorld.Matrix.GetColumn(3).Xyz.Distance(positionInWorld);
stereo.ViewportCenter.Z = distance;
}
HoverDepth = hover.Depth;
uint modelPolygonId = 0;
uint manipulatorPolygonId = 0;
IDListEntry compareKey = new IDListEntry(hover.Id);
Model renderModel = null;
if(manipulatorManager != null)
{
manipulatorManager.ManipulatorModel = manipulatorManager.ManipulatorGroup.IdTest(compareKey, out manipulatorPolygonId);
if(manipulatorManager.ManipulatorModel == null)
{
foreach(var group in hover.Groups)
{
renderModel = group.IdTest(compareKey, out modelPolygonId);
if(renderModel != null)
{
break;
}
}
}
}
UpdateHover(renderModel, modelPolygonId);
}
catch(System.Exception)
{
return;
}
}
