public void Render(Moment now, GraphicsDevice graphicsDevice, ISpriteBatch spriteBatch, TextureContent content, HolofunkView view)
{
if (RootNode != null) {
RootNode.Render(now, graphicsDevice, spriteBatch, content, view, Transform.Identity, 0);
}
Spam.Graphics.WriteLine("End Render");
}
protected override void DoRender(
Moment now,
GraphicsDevice graphicsDevice,
ISpriteBatch spriteBatch,
TextureContent content,
HolofunkView view,
Transform parentTransform,
int depth)
{
bool positionMirrored =
SecondaryViewOption == SecondaryViewOption.PositionMirrored
&& view == HolofunkView.Secondary;
Vector2 p0 = m_p0 + parentTransform.Translation;
Vector2 p1 = m_p1 + parentTransform.Translation;
if (positionMirrored) {
p0 = new Vector2(spriteBatch.Viewport.X - p0.X, p0.Y);
p1 = new Vector2(spriteBatch.Viewport.X - p1.X, p1.Y);
}
Vector2 diff = Vector2.Subtract(p1, p0);
float angleRadians = (float)Math.Atan2(diff.Y, diff.X);
float length = (float)Math.Sqrt(diff.X * diff.X + diff.Y * diff.Y) / 2;
// Use NonPremultiplied, as our sprite textures are not premultiplied
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.NonPremultiplied);
spriteBatch.Draw(
content.TinyDot,
p0,
null,
Color,
angleRadians,
new Vector2(0f, 1f), // we pivot around the center of the left edge of the 2x2 square
new Vector2(length, LocalTransform.Scale.Y),
SpriteEffects.None,
0);
spriteBatch.End();
}
internal TrackNode(
AParentSceneNode parent,
Transform transform,
string label,
TextureContent content,
int id,
SparseSampleByteStream videoStream,
bool fillInEveryBeat,
Func<float> levelRatioFunc,
Func<Color> circleColorFunc,
Func<Color> videoColorFunc,
Func<Duration<Sample>> trackDurationFunc,
Func<int> initialBeatFunc,
Func<Color> beatColorFunc,
Func<float> videoRateFunc)
: base(parent, transform, label)
{
m_id = id;
m_levelRatioFunc = levelRatioFunc;
m_circleColorFunc = circleColorFunc;
m_videoColorFunc = videoColorFunc;
m_beatColorFunc = beatColorFunc;
m_videoRateFunc = videoRateFunc;
// create this first so it is Z-ordered behind m_soundNode
m_selectNode = new SpriteNode(this, "TrackHighlight", content.FilledCircle);
m_selectNode.Color = new Color((byte)0x80, (byte)0x80, (byte)0x80, (byte)0x80);
m_selectNode.Origin = new Vector2(0.5f);
m_soundNode = new SpriteNode(this, "TrackSound", content.FilledCircle);
m_soundNode.Color = Color.Blue;
m_soundNode.Origin = new Vector2(0.5f);
m_videoNode = new SpriteNode(this, "Headshot", content.NewDynamicTexture(MagicNumbers.HeadCaptureSize, MagicNumbers.HeadCaptureSize));
m_videoNode.Origin = new Vector2(0.5f);
m_videoNode.LocalTransform = new Transform(new Vector2(0), new Vector2(MagicNumbers.HeadRatio));
m_videoNode.SetSecondaryViewOption(SecondaryViewOption.TextureMirrored);
m_videoStream = videoStream;
m_beatNode = new BeatNode(
this,
// move it down a bit from the sprite node
new Transform(new Vector2(0, 75)),
"TrackBeats",
fillInEveryBeat,
MagicNumbers.MeasureCircleScale,
trackDurationFunc,
initialBeatFunc,
beatColorFunc);
m_beatNode.SetSecondaryViewOption(SecondaryViewOption.PositionMirrored);
// we always mirror track node position
SetSecondaryViewOption(SecondaryViewOption.PositionMirrored);
m_lastVideoFrame = default(Slice<Frame, byte>);
}
protected override void DoRender(Moment now, GraphicsDevice graphicsDevice, ISpriteBatch spriteBatch, TextureContent content, HolofunkView view, Transform parentTransform, int depth)
{
m_videoRateCounter += m_videoRateFunc();
if (m_videoRateCounter >= 1f) {
m_videoRateCounter -= 1f;
lock (this) {
if (VideoStream != null) {
s_totalRenders++;
Slice<Frame, byte> videoImage = VideoStream.GetClosestSliver(now.Time + MagicNumbers.LatencyCompensationDuration);
if (!videoImage.IsEmpty()) {
if (videoImage.Equals(m_lastVideoFrame)) {
// skip the setData
s_redundantSetDatas++;
}
else {
// blast the data in there with a single pointer-based memory copy
videoImage.RawAccess((array, offset, count) => m_videoNode.Texture.SetData(array, (int)offset, (int)count));
m_lastVideoFrame = videoImage;
}
}
}
else {
// ain't nothing to show
m_videoNode.Texture.SetData(BlankTextureData);
}
}
}
base.DoRender(now, graphicsDevice, spriteBatch, content, view, parentTransform, depth);
}
/// <summary>Render this AParentSceneNode by rendering all its children.</summary>
protected override void DoRender(
Moment now,
GraphicsDevice graphicsDevice,
ISpriteBatch spriteBatch,
TextureContent content,
HolofunkView view,
Transform parentTransform,
int depth)
{
Transform combinedTransform = parentTransform.CombineWith(LocalTransform);
if (view == HolofunkView.Secondary && SecondaryViewOption == SecondaryViewOption.PositionMirrored) {
combinedTransform = new Transform(
new Vector2(
spriteBatch.Viewport.X - combinedTransform.Translation.X,
combinedTransform.Translation.Y),
combinedTransform.Scale);
}
Spam.Graphics.WriteLine(new string(' ', depth * 4) + Label + ": parentTransform " + parentTransform + ", localTransform " + LocalTransform + ", combinedTransform " + combinedTransform);
// m_children must only be enumerated / mutated under lock (this)
lock (this) {
m_childSnapshot.AddRange(m_children);
}
for (int i = 0; i < m_childSnapshot.Count; i++) {
m_childSnapshot[i].Render(now, graphicsDevice, spriteBatch, content, view, combinedTransform, depth + 1);
}
// note that clearing preserves the capacity in the list, so no reallocation on next render
m_childSnapshot.Clear();
}
protected override void DoRender(
Moment now,
GraphicsDevice graphicsDevice,
ISpriteBatch spriteBatch,
TextureContent content,
HolofunkView view,
Transform parentTransform,
int depth)
{
Transform combinedTransform = parentTransform.CombineWith(LocalTransform);
spriteBatch.Begin();
Vector2 textSize = content.SpriteFont.MeasureString(m_text);
Vector2 origin = Vector2.Zero;
if (Alignment == Alignment.Centered) {
origin = textSize / 2;
}
else if (Alignment == Alignment.TopRight) {
origin = new Vector2(textSize.X, 0);
}
spriteBatch.DrawString(
content.SpriteFont,
m_text,
combinedTransform.Translation,
Color,
Rotation,
origin,
combinedTransform.Scale.X,
SpriteEffects.None,
0);
spriteBatch.End();
}
// Draw one of the squares at a grid coordinate.
void DrawQuarterCircle(ISpriteBatch spriteBatch, TextureContent content, Rectangle rect, Vector2 gridOrigin, int beat, Color color, float filledness, int depth)
{
// we prefer beats to start at upper left, but left to this logic, they start at lower left
// position of this measure
Vector2 position = gridOrigin + new Vector2(((beat / 4) % 4) * rect.Width, (beat / 16) * rect.Height);
Vector2 offset;
switch (beat % 4)
{
case 0: offset = new Vector2(1, 1); break;
case 1: offset = new Vector2(0, 1); break;
case 2: offset = new Vector2(0, 0); break;
case 3: offset = new Vector2(1, 0); break;
default: offset = Vector2.Zero; break; // NOTREACHED
}
position += offset * new Vector2(rect.Width, rect.Height);
Rectangle destRect = new Rectangle(
rect.Left + (int)position.X,
rect.Top + (int)position.Y,
rect.Width,
rect.Height);
Spam.Graphics.WriteLine(new string(' ', depth * 4 + 4) + Label + ": beat " + beat + ", filledness " + filledness + ", destRect " + destRect.ToString());
// Use NonPremultiplied, as our sprite textures are not premultiplied
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.NonPremultiplied);
Vector2 origin = new Vector2(0);
// always draw a hollow quarter circle
spriteBatch.Draw(
content.QuarterHollowCircle,
destRect,
null,
color,
(float)((beat % 4 + 2) * Math.PI / 2),
origin,
SpriteEffects.FlipHorizontally | SpriteEffects.FlipVertically,
0);
// now maybe draw a filled circle
Vector4 v = color.ToVector4();
v *= filledness;
color = new Color(v);
spriteBatch.Draw(
content.QuarterFilledCircle,
destRect,
null,
color,
(float)((beat % 4 + 2) * Math.PI / 2),
origin,
SpriteEffects.FlipHorizontally | SpriteEffects.FlipVertically,
0);
spriteBatch.End();
}
protected override void DoRender(
Moment now,
GraphicsDevice graphicsDevice,
ISpriteBatch spriteBatch,
TextureContent content,
HolofunkView view,
Transform parentTransform,
int depth)
{
if (m_totalBeats == 0) {
// there is no actual track here; we do not render
return;
}
Transform combinedTransform = parentTransform.CombineWith(LocalTransform);
// How many measures?
long measureCount = (m_totalBeats + 3) / 4;
// note that the quarter-circle only takes up one quarter of quarterCircleRect; this is deliberate
Rectangle quarterCircleRect = TextureRect(content.QuarterHollowCircle, combinedTransform.Scale * m_textureScale);
Vector2 measuresOrigin = combinedTransform.Translation;
measuresOrigin.X -= ((Math.Min(4, measureCount) * quarterCircleRect.Width) / 2);
Color color = m_colorFunc();
Spam.Graphics.WriteLine(new string(' ', depth * 4) + Label + ": parentTransform " + parentTransform + ", localTransform " + LocalTransform + ", combinedTransform " + combinedTransform + ", color " + color.ToString());
for (int b = 0; b < m_totalBeats; b++) {
float filledness;
if (m_fillInEveryBeat) {
if (b < m_currentBeat) {
filledness = 1;
}
else if (b == m_currentBeat) {
filledness = (float)m_fractionalBeat;
}
else {
filledness = 0;
}
}
else {
if (b == m_currentBeat) {
filledness = (float)(1 - m_fractionalBeat);
}
else {
filledness = 0;
}
}
DrawQuarterCircle(spriteBatch, content, quarterCircleRect, measuresOrigin, b, color, filledness, depth);
}
}
protected override void DoRender(
Moment now,
GraphicsDevice graphicsDevice,
ISpriteBatch spriteBatch,
TextureContent content,
HolofunkView view,
Transform parentTransform,
int depth)
{
// no texture = no-op
if (m_texture == null) {
return;
}
int left = -(int)((float)m_texture.Width * m_origin.X);
int top = -(int)((float)m_texture.Height * m_origin.Y);
Rectangle rect = new Rectangle(left, top, m_texture.Width, m_texture.Height);
Transform combinedTransform = parentTransform.CombineWith(LocalTransform);
Rectangle transformedRect = rect * combinedTransform;
Spam.Graphics.WriteLine(new string(' ', depth * 4) + Label + ": parentTransform " + parentTransform + ", localTransform " + LocalTransform + ", combinedTransform " + combinedTransform + "; start rect " + rect.FormatToString() + "; transformedRect " + transformedRect.FormatToString());
Texture2D texture = m_texture;
SpriteEffects effects = SpriteEffects.None;
if (view == HolofunkView.Secondary) {
if ((SecondaryViewOption & SecondaryViewOption.TextureMirrored) != 0) {
effects = SpriteEffects.FlipHorizontally;
}
if ((SecondaryViewOption & SecondaryViewOption.PositionMirrored) != 0) {
// need to flip transformedRect around center of viewport
int newLeft = (int)spriteBatch.Viewport.X - transformedRect.Right;
transformedRect = new Rectangle(newLeft, transformedRect.Y, transformedRect.Width, transformedRect.Height);
}
if ((SecondaryViewOption & SecondaryViewOption.SecondTexture) != 0) {
HoloDebug.Assert(m_secondaryTexture != null);
texture = m_secondaryTexture;
}
}
Color color = m_color;
if (view == HolofunkView.Secondary && m_secondaryColor.HasValue) {
color = m_secondaryColor.Value;
}
// Use NonPremultiplied, as our sprite textures are not premultiplied
spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.NonPremultiplied);
spriteBatch.Draw(
texture,
transformedRect,
null,
color,
0,
m_origin,
effects,
0);
spriteBatch.End();
}