protected override void PrepareCore(RenderContext context, RenderItemCollection opaqueList, RenderItemCollection transparentList)
{
var cameraState = context.GetCurrentCamera();
if (cameraState == null)
return;
UpdateParameters(context, cameraState);
}
private void PrepareModels(RenderContext context, List <RenderModel> renderModels, RenderItemCollection opaqueList, RenderItemCollection transparentList)
{
// If no camera, early exit
var camera = context.GetCurrentCamera();
if (camera == null)
{
return;
}
var viewProjectionMatrix = camera.ViewProjectionMatrix;
var preRenderModel = Callbacks.PreRenderModel;
foreach (var renderModel in renderModels)
{
// If Model is null, then skip it
if (renderModel.Model == null)
{
continue;
}
if (preRenderModel != null)
{
if (!preRenderModel(context, renderModel))
{
continue;
}
}
// Always prepare the slot for the render meshes even if they are not used.
EnsureRenderMeshes(renderModel);
var meshes = PrepareModelForRendering(context, renderModel);
foreach (var renderMesh in meshes)
{
if (!renderMesh.Enabled)
{
continue;
}
// Project the position
// TODO: This could be done in a SIMD batch, but we need to figure-out how to plugin in with RenderMesh object
var worldPosition = new Vector4(renderMesh.Parameters.Get(TransformationKeys.World).TranslationVector, 1.0f);
Vector4 projectedPosition;
Vector4.Transform(ref worldPosition, ref viewProjectionMatrix, out projectedPosition);
var projectedZ = projectedPosition.Z / projectedPosition.W;
renderMesh.UpdateMaterial();
var list = renderMesh.HasTransparency ? transparentList : opaqueList;
list.Add(new RenderItem(this, renderMesh, projectedZ));
}
}
}
protected override void PrepareCore(RenderContext context, RenderItemCollection opaqueList, RenderItemCollection transparentList)
{
spriteProcessor = SceneInstance.GetProcessor <SpriteProcessor>();
if (spriteProcessor == null)
{
return;
}
// If no camera, early exit
var camera = context.GetCurrentCamera();
if (camera == null)
{
return;
}
var viewProjectionMatrix = camera.ViewProjectionMatrix;
foreach (var spriteState in spriteProcessor.Sprites)
{
var sprite = spriteState.SpriteComponent.CurrentSprite;
if (sprite == null)
{
continue;
}
// Perform culling on group and accept
if (!CurrentCullingMask.Contains(spriteState.SpriteComponent.Entity.Group))
{
continue;
}
// Project the position
// TODO: This could be done in a SIMD batch, but we need to figure-out how to plugin in with RenderMesh object
var worldPosition = new Vector4(spriteState.TransformComponent.WorldMatrix.TranslationVector, 1.0f);
Vector4 projectedPosition;
Vector4.Transform(ref worldPosition, ref viewProjectionMatrix, out projectedPosition);
var projectedZ = projectedPosition.Z / projectedPosition.W;
var list = sprite.IsTransparent ? transparentList : opaqueList;
list.Add(new RenderItem(this, spriteState, projectedZ));
}
}
protected override void PrepareCore(RenderContext context, RenderItemCollection opaqueList, RenderItemCollection transparentList)
{
// If no camera, early exit
var camera = context.GetCurrentCamera();
if (camera == null)
{
return;
}
// Copy the ViewProjectionMatrix from the camera as it is not automatically picked up by the ModelComponentRenderer
modelRenderer.ViewProjectionMatrix = camera.ViewProjectionMatrix;
var sceneCameraRenderer = context.Tags.Get(SceneCameraRenderer.Current);
var cameraRenderMode = sceneCameraRenderer != null ? sceneCameraRenderer.Mode : null;
if (cameraRenderMode != null)
{
modelRenderer.RasterizerState = cameraRenderMode.GetDefaultRasterizerState(false);
modelRenderer.RasterizerStateForInvertedGeometry = cameraRenderMode.GetDefaultRasterizerState(true);
}
modelRenderer.Prepare(context, opaqueList, transparentList);
}
private void PrepareModels(RenderContext context, List <RenderModel> renderModels, RenderItemCollection opaqueList, RenderItemCollection transparentList)
{
// If no camera, early exit
var camera = context.GetCurrentCamera();
if (camera == null)
{
return;
}
var viewProjectionMatrix = camera.ViewProjectionMatrix;
var preRenderModel = Callbacks.PreRenderModel;
var sceneCameraRenderer = context.Tags.Get(SceneCameraRenderer.Current);
var cullingMode = CullingModeOverride.HasValue ? CullingModeOverride.Value : sceneCameraRenderer != null ? sceneCameraRenderer.CullingMode : CullingMode.None;
var frustum = new BoundingFrustum(ref viewProjectionMatrix);
var cameraRenderMode = sceneCameraRenderer != null ? sceneCameraRenderer.Mode : null;
foreach (var renderModel in renderModels)
{
// If Model is null, then skip it
if (renderModel.Model == null)
{
continue;
}
if (preRenderModel != null)
{
if (!preRenderModel(context, renderModel))
{
continue;
}
}
// Always prepare the slot for the render meshes even if they are not used.
EnsureRenderMeshes(renderModel);
var meshes = PrepareModelForRendering(context, renderModel);
foreach (var renderMesh in meshes)
{
if (!renderMesh.Enabled)
{
continue;
}
// Perform frustum culling
if (cullingMode == CullingMode.Frustum)
{
// Always render meshes with unspecified bounds
// TODO: This should not be necessary. Add proper bounding boxes to gizmos etc.
if (renderMesh.BoundingBox.Extent != Vector3.Zero)
{
// Fast AABB transform: http://zeuxcg.org/2010/10/17/aabb-from-obb-with-component-wise-abs/
// Compute transformed AABB (by world)
if (!frustum.Contains(ref renderMesh.BoundingBox))
{
continue;
}
}
}
// Project the position
// TODO: This could be done in a SIMD batch, but we need to figure-out how to plugin in with RenderMesh object
var worldPosition = new Vector4(renderMesh.WorldMatrix.TranslationVector, 1.0f);
Vector4 projectedPosition;
Vector4.Transform(ref worldPosition, ref viewProjectionMatrix, out projectedPosition);
var projectedZ = projectedPosition.Z / projectedPosition.W;
// TODO: Should this be set somewhere else?
var rasterizerState = cameraRenderMode != null?cameraRenderMode.GetDefaultRasterizerState(renderMesh.IsGeometryInverted) : null;
renderMesh.RasterizerState = RasterizerState ?? rasterizerState;
renderMesh.UpdateMaterial();
var list = renderMesh.HasTransparency ? transparentList : opaqueList;
list.Add(new RenderItem(this, renderMesh, projectedZ));
}
}
}
