/// <summary>
/// Called when thumbnail rendering begins.
/// </summary>
/// <param name="task">The scene rendering task to customize.</param>
/// <param name="context">The GPU rendering context.</param>
/// <param name="req">The request data.</param>
public void OnThumbnailRenderingBegin(SceneRenderTask task, GPUContext context, ref CameraCutThumbnailRenderer.Request req)
{
var view = new RenderView();
var track = (CameraCutTrack)Track;
var cam = track.Camera;
var viewport = new FlaxEngine.Viewport(Vector2.Zero, task.Buffers.Size);
var orientation = Quaternion.Identity;
view.Near = 10.0f;
view.Far = 20000.0f;
var usePerspective = true;
var orthoScale = 1.0f;
var fov = 60.0f;
var customAspectRatio = 0.0f;
// Try to evaluate camera properties based on the initial camera state
if (cam)
{
view.Position = cam.Position;
orientation = cam.Orientation;
view.Near = cam.NearPlane;
view.Far = cam.FarPlane;
usePerspective = cam.UsePerspective;
orthoScale = cam.OrthographicScale;
fov = cam.FieldOfView;
customAspectRatio = cam.CustomAspectRatio;
}
// Try to evaluate camera properties based on the animated tracks
var time = req.ThumbnailIndex == 0 ? Start : Start + Duration;
foreach (var subTrack in track.SubTracks)
{
if (subTrack is MemberTrack memberTrack)
{
object value = memberTrack.Evaluate(time);
if (value != null)
{
// TODO: try to make it better
if (memberTrack.MemberName == "Position" && value is Vector3 asPosition)
{
view.Position = asPosition;
}
else if (memberTrack.MemberName == "Orientation" && value is Quaternion asRotation)
{
orientation = asRotation;
}
else if (memberTrack.MemberName == "NearPlane" && value is float asNearPlane)
{
view.Near = asNearPlane;
}
else if (memberTrack.MemberName == "FarPlane" && value is float asFarPlane)
{
view.Far = asFarPlane;
}
else if (memberTrack.MemberName == "UsePerspective" && value is bool asUsePerspective)
{
usePerspective = asUsePerspective;
}
else if (memberTrack.MemberName == "FieldOfView" && value is float asFieldOfView)
{
fov = asFieldOfView;
}
else if (memberTrack.MemberName == "CustomAspectRatio" && value is float asCustomAspectRatio)
{
customAspectRatio = asCustomAspectRatio;
}
else if (memberTrack.MemberName == "OrthographicScale" && value is float asOrthographicScale)
{
orthoScale = asOrthographicScale;
}
}
}
}
// Build view
view.Direction = Vector3.Forward * orientation;
if (usePerspective)
{
float aspect = customAspectRatio <= 0.0f ? viewport.AspectRatio : customAspectRatio;
view.Projection = Matrix.PerspectiveFov(fov * Mathf.DegreesToRadians, aspect, view.Near, view.Far);
}
else
{
view.Projection = Matrix.Ortho(viewport.Width * orthoScale, viewport.Height * orthoScale, view.Near, view.Far);
}
Vector3 target = view.Position + view.Direction;
var up = Vector3.Transform(Vector3.Up, orientation);
view.View = Matrix.LookAt(view.Position, target, up);
view.NonJitteredProjection = view.Projection;
view.TemporalAAJitter = Vector4.Zero;
view.ModelLODDistanceFactor = 100.0f;
view.Flags = ViewFlags.Reflections | ViewFlags.SSR | ViewFlags.AO | ViewFlags.GI |
ViewFlags.DirectionalLights | ViewFlags.PointLights | ViewFlags.SpotLights | ViewFlags.SkyLights |
ViewFlags.Shadows | ViewFlags.SpecularLight | ViewFlags.AntiAliasing | ViewFlags.CustomPostProcess |
ViewFlags.Bloom | ViewFlags.ToneMapping | ViewFlags.CameraArtifacts | ViewFlags.LensFlares | ViewFlags.Decals |
ViewFlags.DepthOfField | ViewFlags.Fog;
view.UpdateCachedData();
task.View = view;
}
/// <summary>
/// Called when thumbnail rendering begins.
/// </summary>
/// <param name="task">The scene rendering task to customize.</param>
/// <param name="context">The GPU rendering context.</param>
/// <param name="req">The request data.</param>
public void OnThumbnailRenderingBegin(SceneRenderTask task, GPUContext context, ref CameraCutThumbnailRenderer.Request req)
{
RenderView view = new RenderView();
var track = (CameraCutTrack)Track;
Camera cam = track.Camera;
var viewport = new FlaxEngine.Viewport(Vector2.Zero, task.Buffers.Size);
Quaternion orientation = Quaternion.Identity;
view.Near = 10.0f;
view.Far = 20000.0f;
bool usePerspective = true;
float orthoScale = 1.0f;
float fov = 60.0f;
float customAspectRatio = 0.0f;
view.RenderLayersMask = new LayersMask(uint.MaxValue);
// Try to evaluate camera properties based on the initial camera state
if (cam)
{
view.Position = cam.Position;
orientation = cam.Orientation;
view.Near = cam.NearPlane;
view.Far = cam.FarPlane;
usePerspective = cam.UsePerspective;
orthoScale = cam.OrthographicScale;
fov = cam.FieldOfView;
customAspectRatio = cam.CustomAspectRatio;
view.RenderLayersMask = cam.RenderLayersMask;
}
// Try to evaluate camera properties based on the animated tracks
float time = Start;
if (req.ThumbnailIndex == 1)
{
time += Duration;
}
else if (req.ThumbnailIndex == 2)
{
time += Duration * 0.5f;
}
foreach (var subTrack in track.SubTracks)
{
if (subTrack is MemberTrack memberTrack)
{
object value = memberTrack.Evaluate(time);
if (value != null)
{
// TODO: try to make it better
if (memberTrack.MemberName == "Position" && value is Vector3 asPosition)
{
view.Position = asPosition;
}
else if (memberTrack.MemberName == "Orientation" && value is Quaternion asRotation)
{
orientation = asRotation;
}
else if (memberTrack.MemberName == "NearPlane" && value is float asNearPlane)
{
view.Near = asNearPlane;
}
else if (memberTrack.MemberName == "FarPlane" && value is float asFarPlane)
{
view.Far = asFarPlane;
}
else if (memberTrack.MemberName == "UsePerspective" && value is bool asUsePerspective)
{
usePerspective = asUsePerspective;
}
else if (memberTrack.MemberName == "FieldOfView" && value is float asFieldOfView)
{
fov = asFieldOfView;
}
else if (memberTrack.MemberName == "CustomAspectRatio" && value is float asCustomAspectRatio)
{
customAspectRatio = asCustomAspectRatio;
}
else if (memberTrack.MemberName == "OrthographicScale" && value is float asOrthographicScale)
{
orthoScale = asOrthographicScale;
}
}
}
}
// Build view
view.Direction = Vector3.Forward * orientation;
if (usePerspective)
{
float aspect = customAspectRatio <= 0.0f ? viewport.AspectRatio : customAspectRatio;
view.Projection = Matrix.PerspectiveFov(fov * Mathf.DegreesToRadians, aspect, view.Near, view.Far);
}
else
{
view.Projection = Matrix.Ortho(viewport.Width * orthoScale, viewport.Height * orthoScale, view.Near, view.Far);
}
Vector3 target = view.Position + view.Direction;
var up = Vector3.Transform(Vector3.Up, orientation);
view.View = Matrix.LookAt(view.Position, target, up);
view.NonJitteredProjection = view.Projection;
view.TemporalAAJitter = Vector4.Zero;
view.ModelLODDistanceFactor = 100.0f;
view.Flags = ViewFlags.DefaultGame & ~(ViewFlags.MotionBlur);
view.UpdateCachedData();
task.View = view;
}
internal static extern bool Internal_GetMatrices(IntPtr obj, out Matrix view, out Matrix projection, ref Viewport customViewport);
/// <summary>
/// Calculates the view and the projection matrices for the camera. Support using custom viewport.
/// </summary>
/// <param name="view">The result camera view matrix.</param>
/// <param name="projection">The result camera projection matrix.</param>
/// <param name="customViewport">The custom output viewport.</param>
public void GetMatrices(out Matrix view, out Matrix projection, ref Viewport customViewport)
{
Internal_GetMatrices(unmanagedPtr, out view, out projection, ref customViewport);
}
/// <summary>
/// Calculates the view and the projection matrices for the camera. Support using custom viewport.
/// </summary>
/// <param name="view">The result camera view matrix.</param>
/// <param name="projection">The result camera projection matrix.</param>
public void GetMatrices(out Matrix view, out Matrix projection)
{
Viewport emptyViewport = new Viewport(0, 0, 0, 0);
Internal_GetMatrices(unmanagedPtr, out view, out projection, ref emptyViewport);
}
internal static extern void Internal_SetViewport1(IntPtr obj, ref Viewport viewport);
/// <summary>
/// Sets the rendering viewport.
/// </summary>
/// <param name="viewport">The viewport.</param>
public void SetViewport(ref Viewport viewport)
{
Internal_SetViewport1(unmanagedPtr, ref viewport);
}