public void Draw(RenderContext renderContext)
{
if (!imageReady)
{
return;
}
renderContext.Device.Save();
renderContext.WVP.ProjectArrayToScreen(worldList, transformedList);
CanvasContext2D ctx = renderContext.Device;
ctx.Alpha = .4;
double width = renderContext.Width;
double height = renderContext.Height;
Vector3d viewPoint = Vector3d.MakeCopy(renderContext.ViewPoint);
double scaleFactor = renderContext.FovScale/100;
foreach (DataItem item in items)
{
// if (Vector3d.Dot(viewPoint, item.Location) < 0)
if (item.Tranformed.Z < 1)
{
double x = item.Tranformed.X;
double y = item.Tranformed.Y;
double size = 4*item.Size / scaleFactor;
double half = size / 2;
if (x > -half && x < width + half && y > -half && y < height + half)
{
ctx.DrawImage(starProfile, x - size / 2, y - size / 2, size, size);
//ctx.BeginPath();
//ctx.FillStyle = "rgb(200,0,0)";
//ctx.Arc(x, y, size, 0, Math.PI * 2, true);
//ctx.Fill();
}
}
}
renderContext.Device.Restore();
}
public static void DrawPointPlanet(RenderContext renderContext, Vector3d location, double size, Color color, bool zOrder)
{
size = Math.Max(2, size);
Vector3d center = (Vector3d)location;
double rad = size/2;
Vector3d screenSpacePnt = renderContext.WVP.Transform(center);
if (screenSpacePnt.Z < 0)
{
return;
}
if (!zOrder)
{
if (Vector3d.Dot((Vector3d)renderContext.ViewPoint, (Vector3d)center) < .55)
{
return;
}
}
if (renderContext.gl != null)
{
//todo draw in WebGL
}
else
{
CanvasContext2D ctx = renderContext.Device;
ctx.Save();
//ctx.Alpha = opacity;
ctx.BeginPath();
ctx.Arc(screenSpacePnt.X, screenSpacePnt.Y, rad, 0, Math.PI * 2, true);
ctx.LineWidth = 1;
ctx.FillStyle = color.ToString();
if (true)
{
ctx.Fill();
}
ctx.Alpha = 1.0;
ctx.StrokeStyle = color.ToString();
ctx.Stroke();
ctx.Restore();
}
//device.RenderState.Lighting = false;
//StarVertex[] vert = new StarVertex[1];
//vert[0] = new StarVertex(location.Vector3, size, color.ToArgb());
//device.RenderState.PointSpriteEnable = true;
//device.RenderState.PointScaleEnable = true;
//device.RenderState.PointScaleA = 100;
//device.RenderState.PointScaleB = 0;
//device.RenderState.PointScaleC = 0;
//device.RenderState.ZBufferEnable = zOrder;
//device.SetTexture(0, Grids.StarProfile);
////device.SetTexture(0, null);
//device.VertexFormat = VertexFormats.Position | VertexFormats.PointSize | VertexFormats.Diffuse;
//// device.RenderState.CullMode = Cull.None;
//device.RenderState.AlphaBlendEnable = true;
//device.RenderState.SourceBlend = Microsoft.DirectX.Direct3D.Blend.SourceAlpha;
//device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.InvSourceAlpha;
//device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlueAlpha;
//device.TextureState[0].ColorOperation = TextureOperation.Modulate;
//device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
//device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
//device.TextureState[0].AlphaOperation = TextureOperation.Modulate;
//device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
//device.TextureState[0].AlphaArgument2 = TextureArgument.Diffuse;
//device.TextureState[1].ColorOperation = TextureOperation.Modulate;
//device.TextureState[1].ColorArgument1 = TextureArgument.Current;
//device.TextureState[1].ColorArgument2 = TextureArgument.Constant;
//device.TextureState[1].AlphaOperation = TextureOperation.Modulate;
//device.TextureState[1].AlphaArgument1 = TextureArgument.Current;
//device.TextureState[1].AlphaArgument2 = TextureArgument.Constant;
//device.TextureState[1].ConstantColor = Color.FromArgb(255, 255, 255, 255);
//device.DrawUserPrimitives(PrimitiveType.PointList, 1, vert);
//device.RenderState.PointSpriteEnable = false;
//device.RenderState.PointScaleEnable = false;
}
public static bool DrawPlanets(RenderContext renderContext, float opacity)
{
if (planetTextures == null)
{
LoadPlanetTextures();
}
// Get Moon Phase
double elong = GeocentricElongation(planetLocations[9].RA, planetLocations[9].Dec, planetLocations[0].RA, planetLocations[0].Dec);
double raDif = planetLocations[9].RA - planetLocations[0].RA;
if (planetLocations[9].RA < planetLocations[0].RA)
{
raDif += 24;
}
double phaseAngle = PhaseAngle(elong, planetLocations[9].Distance, planetLocations[0].Distance);
double limbAngle = PositionAngle(planetLocations[9].RA, planetLocations[9].Dec, planetLocations[0].RA, planetLocations[0].Dec);
if (raDif < 12)
{
phaseAngle += 180;
}
// Check for solar eclipse
double dista = (Math.Abs(planetLocations[9].RA - planetLocations[0].RA) * 15) * Math.Cos(Coordinates.DegreesToRadians(planetLocations[0].Dec));
double distb = Math.Abs(planetLocations[9].Dec - planetLocations[0].Dec);
double sunMoonDist = Math.Sqrt(dista * dista + distb * distb);
bool eclipse = false;
double coronaOpacity = 0;
//if (sunMoonDist < .014 && planetScales[9] > planetScales[0])
double moonEffect = (planetScales[9] / 2 - sunMoonDist);
int darkLimb = Math.Min(32, (int)(sunMoonDist * 32));
if (moonEffect > (planetScales[0] / 4))
{
eclipse = true;
//coronaOpacity = Math.Min(1.0, Math.Abs((sunMoonDist-.014)/.007));
coronaOpacity = Math.Min(1.0, (moonEffect - (planetScales[0] / 2)) / .001);
DrawPlanet(renderContext, 18, coronaOpacity);
}
// Earth3d.MainWindow.Text = phaseAngle.ToString() + ", " + raDif.ToString();
// for (int i = 0; i < planetDrawOrder.Count; i++)
foreach( double key in planetDrawOrder.Keys)
{
int planetId = planetDrawOrder[key];
//if (planetId == 9)
//{
// DrawPlanetPhase(canvas, planetId, phaseAngle, limbAngle, darkLimb);
//}
//else
{
DrawPlanet(renderContext, planetId, 1);
}
}
return true;
}
private static void DrawSingleOrbit(RenderContext renderContext, Color eclipticColor, int id, Vector3d centerPoint, double startAngle, Vector3d planetNow, float opacity)
{
if (opacity < .01)
{
return;
}
if (renderContext.gl == null)
{
int count = orbitalSampleRate;
bool planetDropped = false;
Vector3d viewPoint = renderContext.ViewPoint;
CanvasContext2D ctx = renderContext.Device;
ctx.Save();
ctx.StrokeStyle = eclipticColor.ToString();
ctx.LineWidth = 2;
ctx.Alpha = 1;
Vector3d point = new Vector3d();
Vector3d pointTest = new Vector3d();
Vector3d lastPoint = new Vector3d();
bool firstPoint = true;
Matrix3d translate = Matrix3d.Translation(Vector3d.Negate(centerPoint));
Matrix3d mat = Matrix3d.MultiplyMatrix(translate, renderContext.WVP);
Matrix3d matWV = Matrix3d.MultiplyMatrix(translate, renderContext.WV);
for (int i = 0; i < count; i ++)
{
Vector3d pnt = orbits[id][i];
double angle = (Math.Atan2(orbits[id][i].Z, orbits[id][i].X) + Math.PI * 2 - startAngle) % (Math.PI * 2);
int alpha = (int)((angle) / (Math.PI * 2) * 255);
double alphaD = (double)alpha / 255.0;
if (alpha < 2 && !planetDropped)
{
pnt = planetNow;
alphaD = 1.0;
}
pointTest = matWV.Transform(pnt);
point = mat.Transform(pnt);
if (pointTest.Z > 0)
{
if (firstPoint)
{
firstPoint = false;
}
else
{
// if (Vector3d.Dot(pnt, viewPoint) > .60)
{
ctx.BeginPath();
ctx.Alpha = alphaD * opacity;
ctx.MoveTo(lastPoint.X, lastPoint.Y);
ctx.LineTo(point.X, point.Y);
ctx.Stroke();
}
}
}
lastPoint = point;
}
ctx.Restore();
}
else
{
//todo add webgl method of drawing
}
}
public void DrawLines(RenderContext renderContext, float opacity)
{
if (linePoints.Count < 2 || opacity <= 0)
{
return;
}
if (renderContext.gl == null)
{
//todo draw with HTML5
}
else
{
InitLineBuffer();
//Matrix3d savedWorld = renderContext.World;
//Matrix3d savedView = renderContext.View;
//if (localCenter != Vector3d.Empty)
//{
// usingLocalCenter = true;
// Vector3d temp = localCenter;
// if (UseNonRotatingFrame)
// {
// renderContext.World = Matrix3d.Translation(temp) * renderContext.WorldBaseNonRotating * Matrix3d.Translation(-renderContext.CameraPosition);
// }
// else
// {
// renderContext.World = Matrix3d.Translation(temp) * renderContext.WorldBase * Matrix3d.Translation(-renderContext.CameraPosition);
// }
// renderContext.View = Matrix3d.Translation(renderContext.CameraPosition) * renderContext.ViewBase;
//}
//DateTime baseDate = new DateTime(2010, 1, 1, 12, 00, 00);
//renderContext.devContext.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.LineList;
//LineShaderNormalDates11.Constants.JNow = (float)(SpaceTimeController.JNow - SpaceTimeController.UtcToJulian(baseDate));
//LineShaderNormalDates11.Constants.Sky = Sky ? 1 : 0;
//LineShaderNormalDates11.Constants.ShowFarSide = ShowFarSide ? 1 : 0;
//if (TimeSeries)
//{
// LineShaderNormalDates11.Constants.Decay = (float)Decay;
//}
//else
//{
// LineShaderNormalDates11.Constants.Decay = 0;
//}
//LineShaderNormalDates11.Constants.Opacity = opacity;
//LineShaderNormalDates11.Constants.CameraPosition = new SharpDX.Vector4(Vector3d.TransformCoordinate(renderContext.CameraPosition, Matrix3d.Invert(renderContext.World)).Vector311, 1);
//SharpDX.Matrix mat = (renderContext.World * renderContext.View * renderContext.Projection).Matrix11;
//mat.Transpose();
//LineShaderNormalDates11.Constants.WorldViewProjection = mat;
//LineShaderNormalDates11.Use(renderContext.devContext);
//renderContext.DepthStencilMode = DepthBuffered ? DepthStencilMode.ZReadWrite : DepthStencilMode.Off;
foreach (TimeSeriesLineVertexBuffer lineBuffer in lineBuffers)
{
LineShaderNormalDates.Use(renderContext, lineBuffer.VertexBuffer, Color.FromArgb(255, 255, 255, 255), zBuffer, (float)JNow, TimeSeries ? (float)Decay : 0);
renderContext.gl.drawArrays(GL.LINES, 0, lineBuffer.Count);
}
//renderContext.DepthStencilMode = DepthStencilMode.ZReadWrite;
//if (usingLocalCenter)
//{
// renderContext.World = savedWorld;
// renderContext.View = savedView;
//}
}
}
internal static void Draw(RenderContext renderContext, float opacity, bool astronomical, string referenceFrame, bool nested, bool cosmos)
{
if (!AllMaps.ContainsKey(referenceFrame))
{
return;
}
LayerMap thisMap = AllMaps[referenceFrame];
if (!thisMap.Enabled || (thisMap.ChildMaps.Count == 0 && thisMap.Layers.Count == 0 && !(thisMap.Frame.ShowAsPoint || thisMap.Frame.ShowOrbitPath)))
{
return;
}
if (TourPlayer.Playing)
{
TourPlayer player = (TourPlayer)WWTControl.Singleton.uiController;
if (player != null)
{
TourDocument tour = player.Tour;
if (tour.CurrentTourStop != null)
{
player.UpdateTweenPosition(-1);
tour.CurrentTourStop.UpdateLayerOpacity();
foreach (Guid key in tour.CurrentTourStop.Layers.Keys)
{
LayerInfo info = tour.CurrentTourStop.Layers[key];
if (LayerList.ContainsKey(info.ID))
{
LayerList[info.ID].Opacity = info.FrameOpacity;
LayerList[info.ID].SetParams(info.FrameParams);
}
}
}
}
}
Matrix3d matOld = renderContext.World;
Matrix3d matOldNonRotating = renderContext.WorldBaseNonRotating;
double oldNominalRadius = renderContext.NominalRadius;
if (thisMap.Frame.Reference == ReferenceFrames.Custom)
{
thisMap.ComputeFrame(renderContext);
if (thisMap.Frame.ReferenceFrameType != ReferenceFrameTypes.Orbital && thisMap.Frame.ReferenceFrameType != ReferenceFrameTypes.Trajectory)
//if (true)
{
renderContext.World = Matrix3d.MultiplyMatrix(thisMap.Frame.WorldMatrix, renderContext.World);
}
else
{
renderContext.World = Matrix3d.MultiplyMatrix(thisMap.Frame.WorldMatrix, renderContext.WorldBaseNonRotating);
}
renderContext.NominalRadius = thisMap.Frame.MeanRadius;
}
if (thisMap.Frame.ShowAsPoint)
{
// todo Draw point planet...
// Planets.DrawPointPlanet(renderContext.Device, new Vector3d(0, 0, 0), (float).2, thisMap.Frame.RepresentativeColor, true);
}
for (int pass = 0; pass < 2; pass++)
{
foreach (Layer layer in AllMaps[referenceFrame].Layers)
{
if ((pass == 0 && layer is ImageSetLayer) || (pass == 1 && !(layer is ImageSetLayer)))
{
if (layer.Enabled) // && astronomical == layer.Astronomical)
{
double layerStart = SpaceTimeController.UtcToJulian(layer.StartTime);
double layerEnd = SpaceTimeController.UtcToJulian(layer.EndTime);
double fadeIn = SpaceTimeController.UtcToJulian(layer.StartTime) - ((layer.FadeType == FadeType.FadeIn || layer.FadeType == FadeType.Both) ? (layer.FadeSpan / 864000000) : 0);
double fadeOut = SpaceTimeController.UtcToJulian(layer.EndTime) + ((layer.FadeType == FadeType.FadeOut || layer.FadeType == FadeType.Both) ? (layer.FadeSpan / 864000000) : 0);
if (SpaceTimeController.JNow > fadeIn && SpaceTimeController.JNow < fadeOut)
{
float fadeOpacity = 1;
if (SpaceTimeController.JNow < layerStart)
{
fadeOpacity = (float)((SpaceTimeController.JNow - fadeIn) / (layer.FadeSpan / 864000000));
}
if (SpaceTimeController.JNow > layerEnd)
{
fadeOpacity = (float)((fadeOut - SpaceTimeController.JNow) / (layer.FadeSpan / 864000000));
}
layer.Astronomical = astronomical;
//if (thisMap.Frame.Reference == ReferenceFrames.Sky)
//{
// layer.Astronomical = true;
//}
layer.Draw(renderContext, opacity * fadeOpacity, cosmos);
}
}
}
}
}
if (nested)
{
foreach (string key in AllMaps[referenceFrame].ChildMaps.Keys)
{
LayerMap map = AllMaps[referenceFrame].ChildMaps[key];
if (map.Frame.ShowOrbitPath && Settings.Active.SolarSystemOrbits)
{
if (map.Frame.ReferenceFrameType == ReferenceFrameTypes.Orbital)
{
if (map.Frame.Orbit == null)
{
map.Frame.Orbit = new Orbit(map.Frame.Elements, 360, map.Frame.RepresentativeColor, 1, (float)renderContext.NominalRadius);
}
Matrix3d matSaved = renderContext.World;
renderContext.World = Matrix3d.MultiplyMatrix(thisMap.Frame.WorldMatrix, renderContext.WorldBaseNonRotating);
map.Frame.Orbit.Draw3D(renderContext, 1f * .25f, Vector3d.Create(0, 0, 0));
renderContext.World = matSaved;
}
else if (map.Frame.ReferenceFrameType == ReferenceFrameTypes.Trajectory)
{
//todo add trajectories back
//if (map.Frame.trajectoryLines == null)
//{
// map.Frame.trajectoryLines = new LineList(renderContext.Device);
// map.Frame.trajectoryLines.ShowFarSide = true;
// map.Frame.trajectoryLines.UseNonRotatingFrame = true;
// int count = map.Frame.Trajectory.Count - 1;
// for (int i = 0; i < count; i++)
// {
// Vector3d pos1 = map.Frame.Trajectory[i].Position;
// Vector3d pos2 = map.Frame.Trajectory[i + 1].Position;
// pos1.Multiply(1 / renderContext.NominalRadius);
// pos2.Multiply(1 / renderContext.NominalRadius);
// map.Frame.trajectoryLines.AddLine(pos1, pos2, map.Frame.RepresentativeColor, new Dates());
// }
//}
//Matrix3D matSaved = renderContext.World;
//renderContext.World = thisMap.Frame.WorldMatrix * renderContext.WorldBaseNonRotating;
//map.Frame.trajectoryLines.DrawLines(renderContext, Earth3d.MainWindow.showMinorOrbits.Opacity * .25f);
//renderContext.World = matSaved;
}
}
if ((map.Frame.Reference == ReferenceFrames.Custom || map.Frame.Reference == ReferenceFrames.Identity))
{
Draw(renderContext, opacity, astronomical, map.Name, nested, cosmos);
}
}
}
renderContext.NominalRadius = oldNominalRadius;
renderContext.World = matOld;
renderContext.WorldBaseNonRotating = matOldNonRotating;
}
public override bool Draw(RenderContext renderContext, float opacity, bool flat)
{
return base.Draw(renderContext, opacity, false);
}
protected virtual bool PrepVertexBuffer(RenderContext renderContext, float opacity)
{
return true;
}
public virtual bool PreDraw(RenderContext renderContext, float opacity)
{
return(true);
}
public virtual bool Draw(RenderContext renderContext, float opacity, bool flat)
{
return(true);
}
public void Draw(RenderContext renderContext, float opacity, bool cull)
{
InitBuffer(renderContext);
if (renderContext.gl == null)
{
if (!imageReady)
{
return;
}
renderContext.Device.Save();
renderContext.WVP.ProjectArrayToScreen(worldList, transformedList);
CanvasContext2D ctx = renderContext.Device;
ctx.Alpha = .4;
double width = renderContext.Width;
double height = renderContext.Height;
Vector3d viewPoint = Vector3d.MakeCopy(renderContext.ViewPoint);
double scaleFactor = renderContext.FovScale / 100;
foreach (DataItem item in items)
{
// todo filter by date
// if (Vector3d.Dot(viewPoint, item.Location) < 0)
if (item.Tranformed.Z < 1)
{
double x = item.Tranformed.X;
double y = item.Tranformed.Y;
double size = .1 * item.Size / scaleFactor;
double half = size / 2;
if (x > -half && x < width + half && y > -half && y < height + half)
{
//ctx.DrawImage(starProfile, x - size / 2, y - size / 2, size, size);
ctx.BeginPath();
// ctx.FillStyle = "rgb(200,0,0)";
ctx.FillStyle = item.Color.ToFormat();
ctx.Arc(x, y, size, 0, Math.PI * 2, true);
ctx.Fill();
}
}
}
renderContext.Device.Restore();
}
else
{
Vector3d zero = new Vector3d();
Matrix3d matInv = Matrix3d.MultiplyMatrix(renderContext.World, renderContext.View);
matInv.Invert();
Vector3d cam = Vector3d.TransformCoordinate(zero, matInv);
foreach (TimeSeriesPointVertexBuffer pointBuffer in pointBuffers)
{
TimeSeriesPointSpriteShader.Use(
renderContext, pointBuffer.VertexBuffer, starTexture.Texture2d,
Color.FromArgb(255 * opacity, 255, 255, 255), DepthBuffered, (float)(this.JNow),
this.TimeSeries ? (float)Decay : 0, cam, (float)(scale * (renderContext.Height / 960)), MinSize, ShowFarSide, Sky
);
renderContext.gl.drawArrays(GL.POINTS, 0, pointBuffer.Count);
}
// renderContext.gl.disable(0x8642);
}
}
//const double jBase = 2455198.0;
void InitBuffer(RenderContext renderContext)
{
if (!init)
{
if (renderContext.gl == null)
{
starProfile = (ImageElement)Document.CreateElement("img");
starProfile.AddEventListener("load", delegate(ElementEvent e)
{
imageReady = true;
}, false);
starProfile.Src = URLHelpers.singleton.engineAssetUrl("StarProfileAlpha.png");
worldList = new Vector3d[points.Count];
transformedList = new Vector3d[points.Count];
int index = 0;
foreach (Vector3d pnt in points)
{
// todo filter by date
DataItem item = new DataItem();
item.Location = pnt;
item.Tranformed = new Vector3d();
item.Size = sizes[index];
item.Color = colors[index];
worldList[index] = item.Location;
transformedList[index] = item.Tranformed;
items.Add(item);
index++;
}
}
else
{
if (pointBuffers.Count == 0)
{
if (starTexture == null)
{
starTexture = Planets.LoadPlanetTexture(URLHelpers.singleton.engineAssetUrl("StarProfileAlpha.png"));
}
int count = this.points.Count;
TimeSeriesPointVertexBuffer pointBuffer = null;
TimeSeriesPointVertex[] pointList = null;
int countLeft = count;
int index = 0;
int counter = 0;
foreach (Vector3d point in points)
{
if (counter >= 100000 || pointList == null)
{
if (pointBuffer != null)
{
pointBuffer.Unlock();
}
int thisCount = Math.Min(100000, countLeft);
countLeft -= thisCount;
pointBuffer = new TimeSeriesPointVertexBuffer(thisCount);
pointList = (TimeSeriesPointVertex[])pointBuffer.Lock(); // Lock the buffer (which will return our structs)
pointBuffers.Add(pointBuffer);
pointBufferCounts.Add(thisCount);
counter = 0;
}
pointList[counter] = new TimeSeriesPointVertex();
pointList[counter].Position = point;
pointList[counter].PointSize = sizes[index];
pointList[counter].Tu = (float)(dates[index].StartDate);
pointList[counter].Tv = (float)(dates[index].EndDate);
pointList[counter].Color = colors[index];
index++;
counter++;
}
if (pointBuffer != null)
{
pointBuffer.Unlock();
}
}
}
init = true;
}
}
public PointList(RenderContext device)
{
this.device = device;
}
public void Draw(RenderContext renderContext, float opacity, CullMode cull)
{
if (trianglePoints.Count < 1 && !dataToDraw)
{
return;
}
//renderContext.DepthStencilMode = DepthBuffered ? (WriteZbuffer ? DepthStencilMode.ZReadWrite : DepthStencilMode.ZReadOnly) : DepthStencilMode.Off;
//renderContext.devContext.InputAssembler.PrimitiveTopology = SharpDX.Direct3D.PrimitiveTopology.TriangleList;
//switch (cull)
//{
// case CullMode.Clockwise:
// renderContext.setRasterizerState(TriangleCullMode.CullClockwise);
// break;
// case CullMode.CounterClockwise:
// renderContext.setRasterizerState(TriangleCullMode.CullCounterClockwise);
// break;
// case CullMode.None:
// renderContext.setRasterizerState(TriangleCullMode.Off);
// break;
// default:
// break;
//}
//if (AutoTime)
//{
// DateTime baseDate = new DateTime(2010, 1, 1, 12, 00, 00);
// LineShaderNormalDates.Constants.JNow = (float)(SpaceTimeController.JNow - SpaceTimeController.UtcToJulian(baseDate));
//}
//else
//{
// LineShaderNormalDates.Constants.JNow = (float)JNow;
//}
//LineShaderNormalDates.Constants.Sky = 0;
//LineShaderNormalDates.Constants.ShowFarSide = ShowFarSide ? 1 : 0;
//if (TimeSeries)
//{
// LineShaderNormalDates.Constants.Decay = (float)Decay;
//}
//else
//{
// LineShaderNormalDates.Constants.Decay = 0;
//}
//LineShaderNormalDates.Constants.Opacity = opacity;
//LineShaderNormalDates.Constants.CameraPosition = new SharpDX.Vector4(Vector3d.TransformCoordinate(renderContext.CameraPosition, Matrix3d.Invert(renderContext.World)).Vector311, 1);
//SharpDX.Matrix mat = (renderContext.World * renderContext.View * renderContext.Projection).Matrix11;
//mat.Transpose();
//LineShaderNormalDates.Constants.WorldViewProjection = mat;
//LineShaderNormalDates.Use(renderContext.devContext);
//foreach (TimeSeriesLineVertexBuffer vertBuffer in triangleBuffers)
//{
// renderContext.SetVertexBuffer(vertBuffer);
// renderContext.devContext.Draw(vertBuffer.Count, 0);
//}
if (renderContext.gl == null)
{
//todo implement HTML5 version
}
else
{
InitTriangleBuffer();
foreach (TimeSeriesLineVertexBuffer triBuffer in triangleBuffers)
{
LineShaderNormalDates.Use(renderContext, triBuffer.VertexBuffer, Color.FromArgb(255, 255, 255, 255), DepthBuffered, (float)JNow, TimeSeries ? (float)Decay : 0);
renderContext.gl.drawArrays(GL.TRIANGLES, 0, triBuffer.Count);
}
}
}
public static void InitPlanetResources(RenderContext renderContext)
{
// OrbitsMutex.WaitOne();
// try
// {
// if (planetTexturesMaps == null)
// {
// LoadPlanetTextureMaps(device);
// }
// if (sphereIndexBuffers == null)
// {
// InitSphere(device);
// }
// if (ringsVertexBuffer == null)
// {
// InitRings(device);
// }
// }
// finally
// {
// OrbitsMutex.ReleaseMutex();
// }
}
private void DrawCrosshairs(RenderContext context)
{
if (context.gl == null)
{
CanvasContext2D ctx = context.Device;
ctx.Save();
ctx.BeginPath();
ctx.StrokeStyle = Settings.Current.CrosshairsColor;
ctx.LineWidth = 2;
double x = context.Width / 2, y = context.Height / 2;
double halfLength = 5;
ctx.MoveTo(x, y + halfLength);
ctx.LineTo(x, y - halfLength);
ctx.MoveTo(x + halfLength, y);
ctx.LineTo(x - halfLength, y);
ctx.Stroke();
ctx.Restore();
}
}
public override bool Draw(RenderContext renderContext, float opacity, bool flat)
{
return(base.Draw(renderContext, opacity, false));
}
public virtual bool Draw(RenderContext renderContext, float opacity, bool flat)
{
return true;
}
public static void Init(RenderContext renderContext)
{
GL gl = renderContext.gl;
String fragShaderText =
" precision highp float; \n" +
" uniform vec4 lineColor; \n" +
" varying lowp vec4 vColor; \n" +
" void main(void) \n" +
" { \n" +
" gl_FragColor = lineColor * vColor; \n" +
" } \n";
String vertexShaderText =
" attribute vec3 aVertexPosition; \n" +
" attribute vec4 aVertexColor; \n" +
" attribute vec2 aTime; \n" +
" uniform mat4 uMVMatrix; \n" +
" uniform mat4 uPMatrix; \n" +
" uniform float jNow; \n" +
" uniform float decay; \n" +
" \n" +
" varying lowp vec4 vColor; \n" +
" \n" +
" void main(void) \n" +
" { \n" +
" gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0); \n" +
" float dAlpha = 1.0; \n" +
" if ( decay > 0.0) \n" +
" { \n" +
" dAlpha = 1.0 - ((jNow - aTime.y) / decay); \n " +
" if (dAlpha > 1.0 ) \n" +
" { \n" +
" dAlpha = 1.0; \n" +
" } \n" +
" } \n" +
" if (jNow < aTime.x && decay > 0.0) \n" +
" { \n" +
//" vColor = vec4(0.0, 0.0, 0.0, 0.0); \n" +
" vColor = vec4(1, 1, 1, 1); \n" +
" } \n" +
" else \n" +
" { \n" +
" vColor = vec4(aVertexColor.r, aVertexColor.g, aVertexColor.b, dAlpha * aVertexColor.a); \n" +
//" vColor = vec4(1, 1, 1, 1); \n" +
" } \n" +
" } \n" +
" \n";
frag = gl.createShader(GL.FRAGMENT_SHADER);
gl.shaderSource(frag, fragShaderText);
gl.compileShader(frag);
object stat = gl.getShaderParameter(frag, GL.COMPILE_STATUS);
vert = gl.createShader(GL.VERTEX_SHADER);
gl.shaderSource(vert, vertexShaderText);
gl.compileShader(vert);
object stat1 = gl.getShaderParameter(vert, GL.COMPILE_STATUS);
prog = gl.createProgram();
gl.attachShader(prog, vert);
gl.attachShader(prog, frag);
gl.linkProgram(prog);
object errcode = gl.getProgramParameter(prog, GL.LINK_STATUS);
gl.useProgram(prog);
vertLoc = gl.getAttribLocation(prog, "aVertexPosition");
colorLoc = gl.getAttribLocation(prog, "aVertexColor");
timeLoc = gl.getAttribLocation(prog, "aTime");
lineColorLoc = gl.getUniformLocation(prog, "lineColor");
projMatLoc = gl.getUniformLocation(prog, "uPMatrix");
mvMatLoc = gl.getUniformLocation(prog, "uMVMatrix");
jNowLoc = gl.getUniformLocation(prog, "jNow");
decayLoc = gl.getUniformLocation(prog, "decay");
gl.enable(GL.BLEND);
gl.blendFunc(GL.SRC_ALPHA, GL.ONE_MINUS_SRC_ALPHA);
initialized = true;
}
// ** Begin
public void Draw3D(RenderContext renderContext, float opacity, Vector3d centerPoint)
{
// Device device = renderContext.Device;
// double zoom = Earth3d.MainWindow.ZoomFactor;
// double distAlpha = ((Math.Log(Math.Max(1, zoom), 4)) - 15.5) * 90;
// //double distAlpha = ((Math.Log(Math.Max(1, zoom), 4)) - 14) * 30 + 24;
// int alpha = Math.Min(255, Math.Max(0, (int)distAlpha));
// if (alpha > 254)
// {
// return;
// }
// if (orbitVertexBuffer == null)
// {
// KeplerShader.MakeVertexShader(device);
// InitVertexBuffer(renderContext.Device);
// return;
// }
// //device.DrawUserPrimitives(PrimitiveType.LineList, segments, points);
// // Matrix savedWorld = device.Transform.World;
// // Matrix offset = Matrix.Translation(-centerPoint.Vector3);
// // device.Transform.World = device.Transform.World * offset;
// Vector3 cam = Vector3d.TransformCoordinate(renderContext.CameraPosition, Matrix3d.Invert(renderContext.World)).Vector3;
// double M = elements.n * (SpaceTimeController.JNow - elements.T) * 0.01745329251994;
// double F = 1;
// if (M < 0)
// {
// F = -1;
// }
// M = Math.Abs(M) / (2 * Math.PI);
// M = (M - (int)(M)) * 2 * Math.PI * F;
// KeplerShader.UseShader(device, SpaceTimeController.JNow, cam, opacity, (float)M);
// device.RenderState.PointSpriteEnable = true;
// device.RenderState.PointScaleEnable = true;
// device.RenderState.PointScaleA = 0;
// device.RenderState.PointScaleB = 0;
// device.RenderState.PointScaleC = 100f;
// device.RenderState.ZBufferEnable = true;
// device.RenderState.ZBufferWriteEnable = false;
// device.SetTexture(0, null);
// device.SetStreamSource(0, orbitVertexBuffer, 0);
// device.VertexFormat = KeplerVertex.Format;
// device.RenderState.CullMode = Cull.None;
// device.RenderState.AlphaBlendEnable = true;
// device.RenderState.SourceBlend = Microsoft.DirectX.Direct3D.Blend.SourceAlpha;
// device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.InvSourceAlpha;
// //device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.One;
// device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlueAlpha;
// device.TextureState[0].ColorOperation = TextureOperation.Modulate;
// device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
// device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
// device.TextureState[0].AlphaOperation = TextureOperation.Modulate;
// device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
// device.TextureState[0].AlphaArgument2 = TextureArgument.Diffuse;
// device.TextureState[1].ColorOperation = TextureOperation.SelectArg1;
// device.TextureState[1].ColorArgument1 = TextureArgument.Current;
// device.TextureState[1].ColorArgument2 = TextureArgument.Constant;
// device.TextureState[1].AlphaOperation = TextureOperation.Modulate;
// device.TextureState[1].AlphaArgument1 = TextureArgument.Current;
// device.TextureState[1].AlphaArgument2 = TextureArgument.Constant;
// device.TextureState[2].ColorOperation = TextureOperation.Disable;
// device.TextureState[2].AlphaOperation = TextureOperation.Disable;
// device.TextureState[1].ConstantColor = Color.FromArgb(255 - alpha, 255 - alpha, 255 - alpha, 255 - alpha);
// device.DrawPrimitives(PrimitiveType.LineStrip, 0, segmentCount - 1);
// device.VertexShader = null;
// device.RenderState.ZBufferWriteEnable = true;
// device.RenderState.PointSpriteEnable = false;
// device.RenderState.PointScaleEnable = false;
// // device.Transform.World = savedWorld;
}
public static void Init(RenderContext renderContext)
{
GL gl = renderContext.gl;
String fragShaderText =
" precision mediump float; \n" +
" uniform vec4 lineColor; \n" +
" varying lowp vec4 vColor; \n" +
" uniform sampler2D uSampler; \n" +
" void main(void) \n" +
" { \n" +
" vec4 texColor; \n" +
" texColor = texture2D(uSampler, gl_PointCoord); \n" +
" \n" +
" \n" +
" gl_FragColor = lineColor * vColor * texColor; \n" +
" } \n";
String vertexShaderText =
" attribute vec3 aVertexPosition; \n" +
" attribute vec4 aVertexColor; \n" +
" attribute vec2 aTime; \n" +
" attribute float aPointSize; \n" +
" uniform mat4 uMVMatrix; \n" +
" uniform mat4 uPMatrix; \n" +
" uniform float jNow; \n" +
" uniform vec3 cameraPosition; \n" +
" uniform float decay; \n" +
" uniform float scale; \n" +
" \n" +
" varying lowp vec4 vColor; \n" +
" \n" +
" void main(void) \n" +
" { \n" +
" float dist = distance(aVertexPosition, cameraPosition); \n" +
" gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0); \n" +
" float dAlpha = 1.0; \n" +
" if ( decay > 0.0) \n" +
" { \n" +
" dAlpha = 1.0 - ((jNow - aTime.y) / decay); \n " +
" if (dAlpha > 1.0 ) \n" +
" { \n" +
" dAlpha = 1.0; \n" +
" } \n" +
" } \n" +
" if (jNow < aTime.x && decay > 0.0) \n" +
" { \n" +
" vColor = vec4(0.0, 0.0, 0.0, 0.0); \n" +
" } \n" +
" else \n" +
" { \n" +
" vColor = vec4(aVertexColor.r, aVertexColor.g, aVertexColor.b, dAlpha); \n" +
// " vColor = vec4(1,1,1,1); \n" +
" } \n" +
" gl_PointSize = max(2.0, (scale * ( aPointSize ) / dist)); \n" +
" } \n" +
" \n";
frag = gl.createShader(GL.FRAGMENT_SHADER);
gl.shaderSource(frag, fragShaderText);
gl.compileShader(frag);
object stat = gl.getShaderParameter(frag, GL.COMPILE_STATUS);
vert = gl.createShader(GL.VERTEX_SHADER);
gl.shaderSource(vert, vertexShaderText);
gl.compileShader(vert);
object stat1 = gl.getShaderParameter(vert, GL.COMPILE_STATUS);
object compilationLog = gl.getShaderInfoLog(vert);
prog = gl.createProgram();
gl.attachShader(prog, vert);
gl.attachShader(prog, frag);
gl.linkProgram(prog);
object errcode = gl.getProgramParameter(prog, GL.LINK_STATUS);
gl.useProgram(prog);
vertLoc = gl.getAttribLocation(prog, "aVertexPosition");
colorLoc = gl.getAttribLocation(prog, "aVertexColor");
pointSizeLoc = gl.getAttribLocation(prog, "aPointSize");
timeLoc = gl.getAttribLocation(prog, "aTime");
projMatLoc = gl.getUniformLocation(prog, "uPMatrix");
mvMatLoc = gl.getUniformLocation(prog, "uMVMatrix");
sampLoc = gl.getUniformLocation(prog, "uSampler");
jNowLoc = gl.getUniformLocation(prog, "jNow");
decayLoc = gl.getUniformLocation(prog, "decay");
lineColorLoc = gl.getUniformLocation(prog, "lineColor");
cameraPosLoc = gl.getUniformLocation(prog, "cameraPosition");
scaleLoc = gl.getUniformLocation(prog, "scale");
gl.enable(GL.BLEND);
initialized = true;
}
public void ComputeFrame(RenderContext renderContext)
{
if (Frame.Reference == ReferenceFrames.Custom)
{
Frame.ComputeFrame(renderContext);
}
}
public static void Init(RenderContext renderContext)
{
GL gl = renderContext.gl;
String fragShaderText =
" precision mediump float; \n" +
" \n" +
" varying lowp vec4 vColor; \n" +
" \n" +
" void main(void) { \n" +
" gl_FragColor = vColor; \n" +
// " gl_FragColor = vec4(1,1,1,1); \n" +
" } \n";
String vertexShaderText =
" attribute vec3 aVertexPosition; \n" +
// " attribute vec2 aTextureCoord; \n" +
" attribute lowp vec4 aColor; \n" +
" \n" +
" uniform mat4 uMVMatrix; \n" +
" uniform mat4 uPMatrix; \n" +
" \n" +
" varying vec2 vTextureCoord; \n" +
" varying vec4 vColor; \n" +
" \n" +
" \n" +
" void main(void) { \n" +
" gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0); \n" +
// " vTextureCoord = aTextureCoord; \n" +
" vColor = aColor; \n" +
" } \n" +
" \n";
frag = gl.createShader(GL.FRAGMENT_SHADER);
gl.shaderSource(frag, fragShaderText);
gl.compileShader(frag);
object stat = gl.getShaderParameter(frag, GL.COMPILE_STATUS);
vert = gl.createShader(GL.VERTEX_SHADER);
gl.shaderSource(vert, vertexShaderText);
gl.compileShader(vert);
object stat1 = gl.getShaderParameter(vert, GL.COMPILE_STATUS);
prog = gl.createProgram();
gl.attachShader(prog, vert);
gl.attachShader(prog, frag);
gl.linkProgram(prog);
object errcode = gl.getProgramParameter(prog, GL.LINK_STATUS);
gl.useProgram(prog);
vertLoc = gl.getAttribLocation(prog, "aVertexPosition");
colorLoc = gl.getAttribLocation(prog, "aColor");
projMatLoc = gl.getUniformLocation(prog, "uPMatrix");
mvMatLoc = gl.getUniformLocation(prog, "uMVMatrix");
gl.disable(GL.DEPTH_TEST);
gl.blendFunc(GL.SRC_ALPHA, GL.ONE_MINUS_SRC_ALPHA);
initialized = true;
}
private static void DrawPlanetPhase(RenderContext renderContext, int planetID, double phase, double angle, int dark)
{
}
public static void Init(RenderContext renderContext)
{
GL gl = renderContext.gl;
String fragShaderText =
" precision mediump float; \n" +
" \n" +
" varying vec2 vTextureCoord; \n" +
" \n" +
" uniform sampler2D uSampler; \n" +
" \n" +
" void main(void) { \n" +
" gl_FragColor = texture2D(uSampler, vec2(vTextureCoord.s, vTextureCoord.t)); \n" +
" } \n";
String vertexShaderText =
" attribute vec3 aVertexPosition; \n" +
" attribute vec2 aTextureCoord; \n" +
" \n" +
" uniform mat4 uMVMatrix; \n" +
" uniform mat4 uPMatrix; \n" +
" \n" +
" varying vec2 vTextureCoord; \n" +
" \n" +
" \n" +
" void main(void) { \n" +
" gl_Position = uPMatrix * uMVMatrix * vec4(aVertexPosition, 1.0); \n" +
" vTextureCoord = aTextureCoord; \n" +
" } \n" +
" \n";
frag = gl.createShader(GL.FRAGMENT_SHADER);
gl.shaderSource(frag, fragShaderText);
gl.compileShader(frag);
object stat = gl.getShaderParameter(frag, GL.COMPILE_STATUS);
vert = gl.createShader(GL.VERTEX_SHADER);
gl.shaderSource(vert, vertexShaderText);
gl.compileShader(vert);
object stat1 = gl.getShaderParameter(vert, GL.COMPILE_STATUS);
prog = gl.createProgram();
gl.attachShader(prog, vert);
gl.attachShader(prog, frag);
gl.linkProgram(prog);
object errcode = gl.getProgramParameter(prog, GL.LINK_STATUS);
gl.useProgram(prog);
vertLoc = gl.getAttribLocation(prog, "aVertexPosition");
textureLoc = gl.getAttribLocation(prog, "aTextureCoord");
projMatLoc = gl.getUniformLocation(prog, "uPMatrix");
mvMatLoc = gl.getUniformLocation(prog, "uMVMatrix");
sampLoc = gl.getUniformLocation(prog, "uSampler");
Tile.uvMultiple = 1;
Tile.DemEnabled = true;
gl.enable(GL.BLEND);
gl.blendFunc(GL.SRC_ALPHA, GL.ONE_MINUS_SRC_ALPHA);
initialized = true;
}
// static BitmapImage PlanetShadow;
static void DrawSphere(RenderContext renderContext, int planetID)
{
string planetName = GetNameFrom3dId(planetID);
Imageset planet = WWTControl.Singleton.GetImagesetByName(planetName);
if (planet == null)
{
planet = WWTControl.Singleton.GetImagesetByName("Bing Maps Aerial");
}
if (planet != null)
{
renderContext.DrawImageSet(planet, 100);
if (planetID == (int)SolarSystemObjects.Earth)
{
// todo clouds Earth3d.MainWindow.DrawCloudsNoCheck();
}
return;
}
}
//private Vector3d GetTragectoryPoint(double jNow, out Vector3d vector)
//{
//int min = 0;
//int max = Trajectory.Count - 1;
//Vector3d point = new Vector3d();
//vector = new Vector3d();
//int current = max / 2;
//bool found = false;
//while (!found)
//{
// if (current < 1)
// {
// vector = Trajectory[0].Position - Trajectory[1].Position;
// return Trajectory[0].Position;
// }
// if (current == Trajectory.Count - 1)
// {
// vector = Trajectory[current - 1].Position - Trajectory[current].Position;
// return Trajectory[current].Position;
// }
// if ((Trajectory[current-1].Time <= jNow) && (Trajectory[current].Time > jNow))
// {
// double denominator = Trajectory[current].Time -Trajectory[current-1].Time;
// double numerator = jNow - Trajectory[current - 1].Time;
// double tween = numerator / denominator;
// vector = Trajectory[current - 1].Position - Trajectory[current].Position;
// point = Vector3d.Lerp(Trajectory[current - 1].Position, Trajectory[current].Position, tween);
// return point;
// }
// if (Trajectory[current].Time < jNow)
// {
// int next = current + ( max - current + 1) / 2;
// min = current;
// current = next;
// }
// else
// if (Trajectory[current - 1].Time > jNow)
// {
// int next = current - ( current - min + 1) / 2;
// max = current;
// current = next;
// }
//}
//return point;
//}
private void ComputeOrbital(RenderContext renderContext)
{
EOE ee = Elements;
Vector3d point = ELL.CalculateRectangularJD(SpaceTimeController.JNow, ee);
MeanAnomoly = ee.meanAnnomolyOut;
Vector3d pointInstantLater = ELL.CalculateRectangular(ee, MeanAnomoly + .001);
Vector3d direction = Vector3d.SubtractVectors(point, pointInstantLater);
Vector3d up = point.Copy();
up.Normalize();
direction.Normalize();
double dist = point.Length();
double scaleFactor = 1.0;
switch (SemiMajorAxisUnits)
{
case AltUnits.Meters:
scaleFactor = 1.0;
break;
case AltUnits.Feet:
scaleFactor = 1.0 / 3.2808399;
break;
case AltUnits.Inches:
scaleFactor = (1.0 / 3.2808399) / 12;
break;
case AltUnits.Miles:
scaleFactor = 1609.344;
break;
case AltUnits.Kilometers:
scaleFactor = 1000;
break;
case AltUnits.AstronomicalUnits:
scaleFactor = UiTools.KilometersPerAu * 1000;
break;
case AltUnits.LightYears:
scaleFactor = UiTools.AuPerLightYear * UiTools.KilometersPerAu * 1000;
break;
case AltUnits.Parsecs:
scaleFactor = UiTools.AuPerParsec * UiTools.KilometersPerAu * 1000;
break;
case AltUnits.MegaParsecs:
scaleFactor = UiTools.AuPerParsec * UiTools.KilometersPerAu * 1000 * 1000000;
break;
case AltUnits.Custom:
scaleFactor = 1;
break;
default:
break;
}
scaleFactor *= 1 / renderContext.NominalRadius;
Matrix3d look = Matrix3d.LookAtLH(Vector3d.Create(0, 0, 0), direction, up);
look.Invert();
WorldMatrix = Matrix3d.Identity;
WorldMatrix.Translate(Translation);
double localScale = (1 / renderContext.NominalRadius) * Scale * MeanRadius;
WorldMatrix.Scale(Vector3d.Create(localScale, localScale, localScale));
//Matrix3d mat = Matrix3d.MultiplyMatrix(Matrix3d.MultiplyMatrix(Matrix3d.RotationY(Heading / 180.0 * Math.PI), Matrix3d.RotationX(Pitch / 180.0 * Math.PI)),Matrix3d.RotationZ(Roll / 180.0 * Math.PI));
WorldMatrix.Multiply(Matrix3d.RotationYawPitchRoll((float)((Heading) / 180.0 * Math.PI), (float)(Pitch / 180.0 * Math.PI), (float)(Roll / 180.0 * Math.PI)));
if (RotationalPeriod != 0)
{
double rotationCurrent = (((SpaceTimeController.JNow - this.ZeroRotationDate) / RotationalPeriod) * Math.PI * 2) % (Math.PI * 2);
WorldMatrix.Multiply(Matrix3d.RotationX(-rotationCurrent));
}
point = Vector3d.Scale(point, scaleFactor);
WorldMatrix.Translate(point);
if (StationKeeping)
{
WorldMatrix = Matrix3d.MultiplyMatrix(look, WorldMatrix);
}
}
public static bool DrawPlanets3D(RenderContext renderContext, float opacity, Vector3d centerPoint)
{
InitPlanetResources(renderContext);
double distss = UiTools.SolarSystemToMeters(renderContext.SolarSystemCameraDistance);
float moonFade = (float)Math.Min(1, Math.Max(Util.Log10(distss) - 7.3, 0));
float fade = (float)Math.Min(1, Math.Max(Util.Log10(distss) - 8.6, 0));
if (Settings.Active.SolarSystemOrbits && fade > 0)
{
for (int ii = 1; ii < 10; ii++)
{
int id = ii;
if (ii == 9)
{
id = 19;
}
double angle = Math.Atan2(planet3dLocations[id].Z, planet3dLocations[id].X);
DrawSingleOrbit(renderContext, planetColors[id], id, centerPoint, angle, planet3dLocations[id], fade);
}
}
drawOrder.Clear();
Vector3d camera = renderContext.CameraPosition.Copy();
for (int planetId = 0; planetId < 14; planetId++)
{
if (!planetLocations[planetId].Eclipsed)
{
Vector3d distVector = Vector3d.SubtractVectors(camera,Vector3d.SubtractVectors(planet3dLocations[planetId],centerPoint));
if (!drawOrder.ContainsKey(distVector.Length()))
{
drawOrder[distVector.Length()] = planetId;
}
}
}
Vector3d distVectorEarth = Vector3d.SubtractVectors(camera, Vector3d.SubtractVectors(planet3dLocations[(int)SolarSystemObjects.Earth], centerPoint));
if (!drawOrder.ContainsKey(distVectorEarth.Length()))
{
drawOrder[distVectorEarth.Length()] = (int)SolarSystemObjects.Earth;
}
//for (int planetId = 0; planetId < 14; planetId++)
//{
// if (!planetLocations[planetId].Eclipsed)
// {
// DrawPlanet3d( renderContext, planetId, centerPoint);
// }
//}
// DrawPlanet3d(renderContext, (int)SolarSystemObjects.Earth, centerPoint);
foreach (double key in drawOrder.Keys)
{
int planetId = drawOrder[key];
DrawPlanet3d(renderContext, planetId, centerPoint);
}
return true;
}
public override bool CreateGeometry(RenderContext renderContext)
{
base.CreateGeometry(renderContext);
if (GeometryCreated)
{
return(true);
}
Bitmap bmp = null;
if (dataset.WcsImage != null)
{
WcsImage wcsImage = dataset.WcsImage as WcsImage;
bmp = wcsImage.GetBitmap();
texture2d = bmp.GetTexture();
if (bmp.Height != wcsImage.SizeY)
{
PixelCenterY += bmp.Height - wcsImage.SizeY;
}
}
GeometryCreated = true;
for (int i = 0; i < 4; i++)
{
RenderTriangleLists[i] = new List <RenderTriangle>();
}
ComputeMatrix();
if (bmp != null && renderContext.gl != null)
{
Height = bmp.Height;
Width = bmp.Width;
}
else
{
Height = texture.NaturalHeight;
Width = texture.NaturalWidth;
}
double latMin = 0 + (ScaleY * (Height - PixelCenterY));
double latMax = 0 - (ScaleY * PixelCenterY);
double lngMin = 0 + (ScaleX * PixelCenterX);
double lngMax = 0 - (ScaleX * (Width - PixelCenterX));
TopLeft = GeoTo3dTan(latMin, lngMin);
BottomRight = GeoTo3dTan(latMax, lngMax);
TopRight = GeoTo3dTan(latMin, lngMax);
BottomLeft = GeoTo3dTan(latMax, lngMin);
Vector3d topCenter = Vector3d.Lerp(TopLeft, TopRight, .5f);
Vector3d bottomCenter = Vector3d.Lerp(BottomLeft, BottomRight, .5f);
Vector3d center = Vector3d.Lerp(topCenter, bottomCenter, .5f);
Vector3d rightCenter = Vector3d.Lerp(TopRight, BottomRight, .5f);
Vector3d leftCenter = Vector3d.Lerp(TopLeft, BottomLeft, .5f);
if (renderContext.gl == null)
{
vertexList = new List <PositionTexture>();
vertexList.Add(PositionTexture.CreatePosSize(TopLeft, 0, 0, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(TopRight, 1, 0, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(BottomLeft, 0, 1, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(BottomRight, 1, 1, Width, Height));
childTriangleList = new List <Triangle>();
if (dataset.BottomsUp)
{
childTriangleList.Add(Triangle.Create(0, 1, 2));
childTriangleList.Add(Triangle.Create(2, 1, 3));
}
else
{
childTriangleList.Add(Triangle.Create(0, 2, 1));
childTriangleList.Add(Triangle.Create(2, 3, 1));
}
int count = 3;
while (count-- > 1)
{
List <Triangle> newList = new List <Triangle>();
foreach (Triangle tri in childTriangleList)
{
tri.SubDivide(newList, vertexList);
}
childTriangleList = newList;
}
double miter = .6 / (Width / 256);
foreach (Triangle tri in childTriangleList)
{
PositionTexture p1 = vertexList[tri.A];
PositionTexture p2 = vertexList[tri.B];
PositionTexture p3 = vertexList[tri.C];
RenderTriangleLists[0].Add(RenderTriangle.CreateWithMiter(p1, p2, p3, texture, Level, miter));
}
}
else
{
//process vertex list
VertexBuffer = PrepDevice.createBuffer();
PrepDevice.bindBuffer(GL.ARRAY_BUFFER, VertexBuffer);
Float32Array f32array = new Float32Array(9 * 5);
float[] buffer = (float[])(object)f32array;
int index = 0;
index = AddVertex(buffer, index, PositionTexture.CreatePos(bottomCenter, .5, 1)); //0
index = AddVertex(buffer, index, PositionTexture.CreatePos(BottomLeft, 0, 1)); //1
index = AddVertex(buffer, index, PositionTexture.CreatePos(BottomRight, 1, 1)); //2
index = AddVertex(buffer, index, PositionTexture.CreatePos(center, .5, .5)); //3
index = AddVertex(buffer, index, PositionTexture.CreatePos(leftCenter, 0, .5)); //4
index = AddVertex(buffer, index, PositionTexture.CreatePos(rightCenter, 1, .5)); //5
index = AddVertex(buffer, index, PositionTexture.CreatePos(topCenter, .5, 0)); //6
index = AddVertex(buffer, index, PositionTexture.CreatePos(TopLeft, 0, 0)); //7
index = AddVertex(buffer, index, PositionTexture.CreatePos(TopRight, 1, 0)); //8
PrepDevice.bufferData(GL.ARRAY_BUFFER, f32array, GL.STATIC_DRAW);
// process index buffers
for (int i = 0; i < 4; i++)
{
index = 0;
TriangleCount = 2;
Uint16Array ui16array = new Uint16Array(TriangleCount * 3);
UInt16[] indexArray = (UInt16[])(object)ui16array;
switch (i)
{
case 0:
indexArray[index++] = 7;
indexArray[index++] = 4;
indexArray[index++] = 6;
indexArray[index++] = 4;
indexArray[index++] = 3;
indexArray[index++] = 6;
break;
case 1:
indexArray[index++] = 6;
indexArray[index++] = 5;
indexArray[index++] = 8;
indexArray[index++] = 6;
indexArray[index++] = 3;
indexArray[index++] = 5;
break;
case 2:
indexArray[index++] = 4;
indexArray[index++] = 0;
indexArray[index++] = 3;
indexArray[index++] = 4;
indexArray[index++] = 1;
indexArray[index++] = 0;
break;
case 3:
indexArray[index++] = 3;
indexArray[index++] = 2;
indexArray[index++] = 5;
indexArray[index++] = 3;
indexArray[index++] = 0;
indexArray[index++] = 2;
break;
}
IndexBuffers[i] = PrepDevice.createBuffer();
PrepDevice.bindBuffer(GL.ELEMENT_ARRAY_BUFFER, IndexBuffers[i]);
PrepDevice.bufferData(GL.ELEMENT_ARRAY_BUFFER, ui16array, GL.STATIC_DRAW);
}
}
return(true);
}
public static void DrawSaturnsRings(RenderContext renderContext, bool front, double distance)
{
if (RingsTriangleLists[0] == null)
{
ringImage = (ImageElement)Document.CreateElement("img");
CrossDomainImage xdomimg = (CrossDomainImage)(object)ringImage;
//texture.AddEventListener("load", delegate(ElementEvent e)
//{
// texReady = true;
// Downloading = false;
// errored = false;
// ReadyToRender = texReady && (DemReady || !demTile);
// RequestPending = false;
// TileCache.RemoveFromQueue(this.Key, true);
// MakeTexture();
//}, false);
//texture.AddEventListener("error", delegate(ElementEvent e)
//{
// Downloading = false;
// ReadyToRender = false;
// errored = true;
// RequestPending = false;
// TileCache.RemoveFromQueue(this.Key, true);
//}, false);
xdomimg.crossOrigin = "anonymous";
ringImage.Src = "/webclient/images/saturnringsshadow.png";
RingsTriangleLists[0] = new List<RenderTriangle>();
RingsTriangleLists[1] = new List<RenderTriangle>();
double ringSize = 2.25;
Vector3d TopLeft = Vector3d.Create(-ringSize, 0, -ringSize);
Vector3d TopRight = Vector3d.Create(ringSize, 0, -ringSize);
Vector3d BottomLeft = Vector3d.Create(-ringSize, 0, ringSize);
Vector3d BottomRight = Vector3d.Create(ringSize, 0, ringSize);
Vector3d center = Vector3d.Create(0, 0, 0);
Vector3d leftCenter = Vector3d.Create(-ringSize, 0, 0);
Vector3d topCenter = Vector3d.Create(0, 0, -ringSize);
Vector3d bottomCenter = Vector3d.Create(0, 0, ringSize);
Vector3d rightCenter = Vector3d.Create(ringSize, 0, 0);
int level = 6;
//RingsTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(TopLeft, 0, 0, 1024, 1024), PositionTexture.CreatePosSize(leftCenter, 0, .5, 1024, 1024), PositionTexture.CreatePosSize(topCenter, .5, 0, 1024, 1024), ringImage, level));
//RingsTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(leftCenter, 0, 0.5, 1024, 1024), PositionTexture.CreatePosSize(center, .5, .5, 1024, 1024), PositionTexture.CreatePosSize(topCenter, .5, 0, 1024, 1024), ringImage, level));
//RingsTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(topCenter, .5, 0, 1024, 1024), PositionTexture.CreatePosSize(rightCenter, 1, .5, 1024, 1024), PositionTexture.CreatePosSize(TopRight, 1, 0, 1024, 1024), ringImage, level));
//RingsTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(topCenter, .5, 0, 1024, 1024), PositionTexture.CreatePosSize(center, .5, .5, 1024, 1024), PositionTexture.CreatePosSize(rightCenter, 1, .5, 1024, 1024), ringImage, level));
//RingsTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(leftCenter, 0, .5, 1024, 1024), PositionTexture.CreatePosSize(bottomCenter, .5, 1, 1024, 1024), PositionTexture.CreatePosSize(center, .5, .5, 1024, 1024), ringImage, level));
//RingsTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(leftCenter, 0, .5, 1024, 1024), PositionTexture.CreatePosSize(BottomLeft, 0, 1, 1024, 1024), PositionTexture.CreatePosSize(bottomCenter, .5, 1, 1024, 1024), ringImage, level));
//RingsTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(center, .5, .5, 1024, 1024), PositionTexture.CreatePosSize(BottomRight, 1, 1, 1024, 1024), PositionTexture.CreatePosSize(rightCenter, 1, .5, 1024, 1024), ringImage, level));
//RingsTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePosSize(center, .5, .5, 1024, 1024), PositionTexture.CreatePosSize(bottomCenter, .5, 1, 1024, 1024), PositionTexture.CreatePosSize(BottomRight, 1, 1, 1024, 1024), ringImage, level));
List<PositionTexture> vertexList;
vertexList = new List<PositionTexture>();
int Width = 1024;
int Height = 1024;
vertexList.Add(PositionTexture.CreatePosSize(TopLeft, 0, 0, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(TopRight, 1, 0, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(BottomLeft, 0, 1, Width, Height));
vertexList.Add(PositionTexture.CreatePosSize(BottomRight, 1, 1, Width, Height));
List<Triangle> childTriangleList = new List<Triangle>();
//if (dataset.BottomsUp)
//{
// childTriangleList.Add(Triangle.Create(0, 1, 2));
// childTriangleList.Add(Triangle.Create(2, 1, 3));
//}
//else
{
childTriangleList.Add(Triangle.Create(0, 2, 1));
childTriangleList.Add(Triangle.Create(2, 3, 1));
}
int count = 5;
while (count-- > 1)
{
List<Triangle> newList = new List<Triangle>();
foreach (Triangle tri in childTriangleList)
{
tri.SubDivideNoNormalize(newList, vertexList);
}
childTriangleList = newList;
}
double miter = .6 / (Width / 256);
foreach (Triangle tri in childTriangleList)
{
PositionTexture p1 = vertexList[tri.A];
PositionTexture p2 = vertexList[tri.B];
PositionTexture p3 = vertexList[tri.C];
RingsTriangleLists[0].Add(RenderTriangle.CreateWithMiter(p1, p2, p3, ringImage, level, miter));
}
}
if (renderContext.gl == null)
{
Vector3d cam = renderContext.CameraPosition;
Vector3d test = new Vector3d();
//Matrix3d wv = renderContext.WV;
Matrix3d worldLocal = Matrix3d.MultiplyMatrix(Matrix3d.RotationY(Math.Atan2(renderContext.SunPosition.X, renderContext.SunPosition.Z)), renderContext.WorldBaseNonRotating);
Matrix3d wv = Matrix3d.MultiplyMatrix(worldLocal, renderContext.View);
Matrix3d wvp = Matrix3d.MultiplyMatrix(wv, renderContext.Projection);
double Width = renderContext.Width;
double Height = renderContext.Height;
wvp.Scale(Vector3d.Create(Width / 2, -Height / 2, 1));
wvp.Translate(Vector3d.Create(Width / 2, Height / 2, 0));
double td = 0;
// RenderTriangle.CullInside = !RenderTriangle.CullInside;
for (int i = 0; i < 2; i++)
{
foreach (RenderTriangle tri in RingsTriangleLists[0])
{
//test = Vector3d.SubtractVectors(wv.Transform(tri.A.Position), cam);
test = wv.Transform(tri.A.Position);
td = test.Length();
bool draw = td > distance;
if (front)
{
draw = !draw;
}
if (draw)
{
tri.Opacity = 1;
tri.Draw(renderContext.Device, wvp);
}
}
RenderTriangle.CullInside = !RenderTriangle.CullInside;
}
}
else
{
//todo port rings to web gl
//renderContext.gl.enableVertexAttribArray(renderContext.vertLoc);
//renderContext.gl.enableVertexAttribArray(renderContext.textureLoc);
//renderContext.gl.bindBuffer(GL.ARRAY_BUFFER, VertexBuffer);
//renderContext.gl.vertexAttribPointer(renderContext.vertLoc, 3, GL.FLOAT, false, 20, 0);
////renderContext.gl.bindBuffer(GL.ARRAY_BUFFER, VertexBuffer);
//renderContext.gl.vertexAttribPointer(renderContext.textureLoc, 2, GL.FLOAT, false, 20, 12);
//renderContext.gl.activeTexture(GL.TEXTURE0);
//renderContext.gl.bindTexture(GL.TEXTURE_2D, texture2d);
////if (tileX == TileTargetX && tileY == TileTargetY && Level == TileTargetLevel)
////{
//// renderContext.gl.bindTexture(GL.TEXTURE_2D, null);
////}
//renderContext.gl.bindBuffer(GL.ELEMENT_ARRAY_BUFFER, GetIndexBuffer(part, accomidation));
//renderContext.gl.drawElements(GL.TRIANGLES, TriangleCount * 3, GL.UNSIGNED_SHORT, 0);
}
}
// ** Begin
public void Draw3D(RenderContext renderContext, float opacity, Vector3d centerPoint)
{
// Device device = renderContext.Device;
// double zoom = Earth3d.MainWindow.ZoomFactor;
// double distAlpha = ((Math.Log(Math.Max(1, zoom), 4)) - 15.5) * 90;
// //double distAlpha = ((Math.Log(Math.Max(1, zoom), 4)) - 14) * 30 + 24;
// int alpha = Math.Min(255, Math.Max(0, (int)distAlpha));
// if (alpha > 254)
// {
// return;
// }
// if (orbitVertexBuffer == null)
// {
// KeplerShader.MakeVertexShader(device);
// InitVertexBuffer(renderContext.Device);
// return;
// }
// //device.DrawUserPrimitives(PrimitiveType.LineList, segments, points);
// // Matrix savedWorld = device.Transform.World;
// // Matrix offset = Matrix.Translation(-centerPoint.Vector3);
// // device.Transform.World = device.Transform.World * offset;
// Vector3 cam = Vector3d.TransformCoordinate(renderContext.CameraPosition, Matrix3d.Invert(renderContext.World)).Vector3;
// double M = elements.n * (SpaceTimeController.JNow - elements.T) * 0.01745329251994;
// double F = 1;
// if (M < 0)
// {
// F = -1;
// }
// M = Math.Abs(M) / (2 * Math.PI);
// M = (M - (int)(M)) * 2 * Math.PI * F;
// KeplerShader.UseShader(device, SpaceTimeController.JNow, cam, opacity, (float)M);
// device.RenderState.PointSpriteEnable = true;
// device.RenderState.PointScaleEnable = true;
// device.RenderState.PointScaleA = 0;
// device.RenderState.PointScaleB = 0;
// device.RenderState.PointScaleC = 100f;
// device.RenderState.ZBufferEnable = true;
// device.RenderState.ZBufferWriteEnable = false;
// device.SetTexture(0, null);
// device.SetStreamSource(0, orbitVertexBuffer, 0);
// device.VertexFormat = KeplerVertex.Format;
// device.RenderState.CullMode = Cull.None;
// device.RenderState.AlphaBlendEnable = true;
// device.RenderState.SourceBlend = Microsoft.DirectX.Direct3D.Blend.SourceAlpha;
// device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.InvSourceAlpha;
// //device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.One;
// device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlueAlpha;
// device.TextureState[0].ColorOperation = TextureOperation.Modulate;
// device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
// device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
// device.TextureState[0].AlphaOperation = TextureOperation.Modulate;
// device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
// device.TextureState[0].AlphaArgument2 = TextureArgument.Diffuse;
// device.TextureState[1].ColorOperation = TextureOperation.SelectArg1;
// device.TextureState[1].ColorArgument1 = TextureArgument.Current;
// device.TextureState[1].ColorArgument2 = TextureArgument.Constant;
// device.TextureState[1].AlphaOperation = TextureOperation.Modulate;
// device.TextureState[1].AlphaArgument1 = TextureArgument.Current;
// device.TextureState[1].AlphaArgument2 = TextureArgument.Constant;
// device.TextureState[2].ColorOperation = TextureOperation.Disable;
// device.TextureState[2].AlphaOperation = TextureOperation.Disable;
// device.TextureState[1].ConstantColor = Color.FromArgb(255 - alpha, 255 - alpha, 255 - alpha, 255 - alpha);
// device.DrawPrimitives(PrimitiveType.LineStrip, 0, segmentCount - 1);
// device.VertexShader = null;
// device.RenderState.ZBufferWriteEnable = true;
// device.RenderState.PointSpriteEnable = false;
// device.RenderState.PointScaleEnable = false;
// // device.Transform.World = savedWorld;
}
public override bool CreateGeometry(RenderContext renderContext)
{
if (GeometryCreated)
{
return(true);
}
GeometryCreated = true;
for (int i = 0; i < 4; i++)
{
RenderTriangleLists[i] = new List <RenderTriangle>();
}
LatLngEdges edges = GetLatLngEdges();
TopLeft = GeoTo3dTan(edges.latMin, edges.lngMin);
BottomRight = GeoTo3dTan(edges.latMax, edges.lngMax);
TopRight = GeoTo3dTan(edges.latMin, edges.lngMax);
BottomLeft = GeoTo3dTan(edges.latMax, edges.lngMin);
Vector3d center = Vector3d.MidPoint(TopLeft, BottomRight);
Vector3d leftCenter = Vector3d.MidPoint(TopLeft, BottomLeft);
Vector3d rightCenter = Vector3d.MidPoint(TopRight, BottomRight);
Vector3d topCenter = Vector3d.MidPoint(TopLeft, TopRight);
Vector3d bottomCenter = Vector3d.MidPoint(BottomLeft, BottomRight);
if (renderContext.gl == null)
{
RenderTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePos(TopLeft, 0, 0), PositionTexture.CreatePos(leftCenter, 0, .5), PositionTexture.CreatePos(topCenter, .5, 0), texture, Level));
RenderTriangleLists[0].Add(RenderTriangle.Create(PositionTexture.CreatePos(leftCenter, 0, 0.5), PositionTexture.CreatePos(center, .5, .5), PositionTexture.CreatePos(topCenter, .5, 0), texture, Level));
RenderTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePos(topCenter, .5, 0), PositionTexture.CreatePos(rightCenter, 1, .5), PositionTexture.CreatePos(TopRight, 1, 0), texture, Level));
RenderTriangleLists[1].Add(RenderTriangle.Create(PositionTexture.CreatePos(topCenter, .5, 0), PositionTexture.CreatePos(center, .5, .5), PositionTexture.CreatePos(rightCenter, 1, .5), texture, Level));
RenderTriangleLists[2].Add(RenderTriangle.Create(PositionTexture.CreatePos(leftCenter, 0, .5), PositionTexture.CreatePos(bottomCenter, .5, 1), PositionTexture.CreatePos(center, .5, .5), texture, Level));
RenderTriangleLists[2].Add(RenderTriangle.Create(PositionTexture.CreatePos(leftCenter, 0, .5), PositionTexture.CreatePos(BottomLeft, 0, 1), PositionTexture.CreatePos(bottomCenter, .5, 1), texture, Level));
RenderTriangleLists[3].Add(RenderTriangle.Create(PositionTexture.CreatePos(center, .5, .5), PositionTexture.CreatePos(BottomRight, 1, 1), PositionTexture.CreatePos(rightCenter, 1, .5), texture, Level));
RenderTriangleLists[3].Add(RenderTriangle.Create(PositionTexture.CreatePos(center, .5, .5), PositionTexture.CreatePos(bottomCenter, .5, 1), PositionTexture.CreatePos(BottomRight, 1, 1), texture, Level));
ReadyToRender = true;
}
else
{
//process vertex list
VertexBuffer = PrepDevice.createBuffer();
PrepDevice.bindBuffer(GL.ARRAY_BUFFER, VertexBuffer);
Float32Array f32array = new Float32Array(9 * 5);
float[] buffer = (float[])(object)f32array;
int index = 0;
index = AddVertex(buffer, index, PositionTexture.CreatePos(bottomCenter, .5, 1)); //0
index = AddVertex(buffer, index, PositionTexture.CreatePos(BottomLeft, 0, 1)); //1
index = AddVertex(buffer, index, PositionTexture.CreatePos(BottomRight, 1, 1)); //2
index = AddVertex(buffer, index, PositionTexture.CreatePos(center, .5, .5)); //3
index = AddVertex(buffer, index, PositionTexture.CreatePos(leftCenter, 0, .5)); //4
index = AddVertex(buffer, index, PositionTexture.CreatePos(rightCenter, 1, .5)); //5
index = AddVertex(buffer, index, PositionTexture.CreatePos(topCenter, .5, 0)); //6
index = AddVertex(buffer, index, PositionTexture.CreatePos(TopLeft, 0, 0)); //7
index = AddVertex(buffer, index, PositionTexture.CreatePos(TopRight, 1, 0)); //8
PrepDevice.bufferData(GL.ARRAY_BUFFER, f32array, GL.STATIC_DRAW);
// process index buffers
for (int i = 0; i < 4; i++)
{
index = 0;
TriangleCount = 2;
Uint16Array ui16array = new Uint16Array(TriangleCount * 3);
UInt16[] indexArray = (UInt16[])(object)ui16array;
switch (i)
{
case 0:
indexArray[index++] = 7;
indexArray[index++] = 4;
indexArray[index++] = 6;
indexArray[index++] = 4;
indexArray[index++] = 3;
indexArray[index++] = 6;
break;
case 1:
indexArray[index++] = 6;
indexArray[index++] = 5;
indexArray[index++] = 8;
indexArray[index++] = 6;
indexArray[index++] = 3;
indexArray[index++] = 5;
break;
case 2:
indexArray[index++] = 4;
indexArray[index++] = 0;
indexArray[index++] = 3;
indexArray[index++] = 4;
indexArray[index++] = 1;
indexArray[index++] = 0;
break;
case 3:
indexArray[index++] = 3;
indexArray[index++] = 2;
indexArray[index++] = 5;
indexArray[index++] = 3;
indexArray[index++] = 0;
indexArray[index++] = 2;
break;
}
IndexBuffers[i] = PrepDevice.createBuffer();
PrepDevice.bindBuffer(GL.ELEMENT_ARRAY_BUFFER, IndexBuffers[i]);
PrepDevice.bufferData(GL.ELEMENT_ARRAY_BUFFER, ui16array, GL.STATIC_DRAW);
}
}
return(true);
}
public static bool DrawEquitorialGridText(RenderContext renderContext, float opacity, Color drawColor)
{
MakeEquitorialGridText();
EquTextBatch.Draw(renderContext, opacity, drawColor);
return true;
}
private void DrawHoverText(RenderContext RenderContext)
{
if (RenderContext.gl == null)
{
CanvasContext2D ctx = RenderContext.Device;
ctx.Save();
ctx.FillStyle = "White";
ctx.Font = "15px Arial";
ctx.FillText(hoverText, hoverTextPoint.X, hoverTextPoint.Y);
ctx.Restore();
}
}
public static bool DrawGalacticGrid(RenderContext renderContext, float opacity, Color drawColor)
{
if (galLineList == null)
{
galLineList = new SimpleLineList();
galLineList.DepthBuffered = false;
for (double l = 0; l < 360; l += 10)
{
for (double b = -80; b < 80; b += 2)
{
galLineList.AddLine(Coordinates.GalacticTo3dDouble(l, b), Coordinates.GalacticTo3dDouble(l, b + 2));
}
}
for (double b = -80; b <= 80; b += 10)
{
for (double l = 0; l < 360; l += 5)
{
galLineList.AddLine(Coordinates.GalacticTo3dDouble(l, b), Coordinates.GalacticTo3dDouble(l + 5, b));
}
}
int counter = 0;
for (double l = 0; l < 360; l += 1)
{
double b = 0.25;
switch (counter % 10)
{
case 0:
counter++;
continue;
case 5:
b = .5;
break;
}
counter++;
galLineList.AddLine(Coordinates.GalacticTo3dDouble(l, b), Coordinates.GalacticTo3dDouble(l, -b));
}
counter = 0;
for (double l = 0; l < 360; l += 90)
{
counter = 0;
for (double b = -80; b <= 80; b += 1)
{
double width = 0.5 / 2;
switch (counter % 10)
{
case 0:
counter++;
continue;
case 5:
width = .5;
break;
}
counter++;
galLineList.AddLine(Coordinates.GalacticTo3dDouble(l + width, b), Coordinates.GalacticTo3dDouble(l - width, b));
}
}
}
galLineList.DrawLines(renderContext, opacity, drawColor);
return true;
}
public override bool Draw(RenderContext renderContext, float opacity, bool flat)
{
RenderContext device = renderContext;
//if (shaderA == null)
//{
// MakeVertexShaderA(device);
//}
if (bufferIsFlat != flat)
{
CleanUp();
bufferIsFlat = flat;
}
if (dirty)
{
PrepVertexBuffer(device, opacity);
}
double jNow = SpaceTimeController.JNow - SpaceTimeController.UtcToJulian(baseDate);
if (triangleList2d != null)
{
triangleList2d.Decay = decay;
triangleList2d.Sky = this.Astronomical;
triangleList2d.TimeSeries = timeSeries;
triangleList2d.JNow = jNow;
triangleList2d.Draw(renderContext, opacity * Opacity, CullMode.Clockwise);
}
if (triangleList != null)
{
triangleList.Decay = decay;
triangleList.Sky = this.Astronomical;
triangleList.TimeSeries = timeSeries;
triangleList.JNow = jNow;
triangleList.Draw(renderContext, opacity * Opacity, CullMode.Clockwise);
}
if (pointList != null)
{
pointList.DepthBuffered = false;
pointList.Decay = decay;
pointList.Sky = this.Astronomical;
pointList.TimeSeries = timeSeries;
pointList.JNow = jNow;
pointList.Draw(renderContext, opacity * Opacity, false);
}
if (lineList != null)
{
lineList.Sky = this.Astronomical;
lineList.Decay = decay;
lineList.TimeSeries = timeSeries;
lineList.JNow = jNow;
lineList.DrawLines(renderContext, opacity * Opacity);
}
if (lineList2d != null)
{
lineList2d.Sky = this.Astronomical;
lineList2d.Decay = decay;
lineList2d.TimeSeries = timeSeries;
lineList2d.ShowFarSide = ShowFarSide;
lineList2d.JNow = jNow;
lineList2d.DrawLines(renderContext, opacity * Opacity);
}
//device.RenderState.AlphaBlendEnable = true;
//device.RenderState.SourceBlend = Microsoft.DirectX.Direct3D.Blend.SourceAlpha;
//device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.InvSourceAlpha;
//device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlueAlpha;
//TextureOperation oldTexOp = device.TextureState[0].ColorOperation;
//bool zBufferEnabled = device.RenderState.ZBufferEnable;
//if (astronomical && !bufferIsFlat)
//{
// device.RenderState.ZBufferEnable = true;
//}
//else
//{
// device.RenderState.ZBufferEnable = false;
//}
//device.TextureState[0].ColorOperation = TextureOperation.Disable;
//FillMode oldMode = device.RenderState.FillMode;
//DateTime baseDate = new DateTime(2010, 1, 1, 12, 00, 00);
//device.RenderState.FillMode = FillMode.Solid;
//device.SetTexture(0, null);
//device.Indices = shapeFileIndex;
//device.VertexShader = shaderA;
//// Vector3 cam = Vector3d.TransformCoordinate(Earth3d.cameraPosition, Matrix3d.Invert(renderContext.World)).Vector3;
//Vector3 cam = Vector3.TransformCoordinate(renderContext.CameraPosition.Vector3, Matrix.Invert(renderContext.Device.Transform.World));
//constantTableA.SetValue(device, cameraHandleA, new Vector4(cam.X, cam.Y, cam.Z, 1));
//constantTableA.SetValue(device, jNowHandleA, (float)(SpaceTimeController.JNow - SpaceTimeController.UtcToJulian(baseDate)));
//constantTableA.SetValue(device, decayHandleA, timeSeries ? decay : 0f);
//float adjustedScale = scaleFactor;
//if (flat && astronomical && (markerScale == MarkerScales.World))
//{
// adjustedScale = (float)(scaleFactor / (Earth3d.MainWindow.ZoomFactor / 360));
//}
//constantTableA.SetValue(device, scaleHandleA, (markerScale == MarkerScales.World) ? (float)adjustedScale : -(float)adjustedScale);
//constantTableA.SetValue(device, skyHandleA, astronomical ? -1 : 1);
//constantTableA.SetValue(device, opacityHandleA, opacity * this.Opacity);
//constantTableA.SetValue(device, showFarSideHandleA, ShowFarSide ? 1f : 0f);
//// Matrix matrixWVP = Earth3d.WorldMatrix * Earth3d.ViewMatrix * Earth3d.ProjMatrix;
////Matrix matrixWVP = device.Transform.World * device.Transform.View * device.Transform.Projection;
//Matrix3d matrixWVP = renderContext.World * renderContext.View * renderContext.Projection;
//constantTableA.SetValue(device, worldViewHandleA, matrixWVP.Matrix);
//device.SetStreamSource(0, shapeFileVertex, 0);
////device.VertexFormat = VertexFormats.None;
////device.VertexDeclaration = vertexDeclA;
//device.VertexFormat = PointVertex.Format;
//device.RenderState.PointSpriteEnable = plotType != PlotTypes.Point;
//device.RenderState.PointScaleEnable = (markerScale == MarkerScales.World && plotType != PlotTypes.Point) ? true : false;
//device.RenderState.PointSize = 0;
//device.RenderState.PointScaleA = 0;
//device.RenderState.PointScaleB = 0;
//device.RenderState.PointScaleC = 10000000f;
//switch (plotType)
//{
// case PlotTypes.Gaussian:
// device.SetTexture(0, Grids.StarProfile);
// break;
// case PlotTypes.Circle:
// device.SetTexture(0, CircleTexture);
// break;
// case PlotTypes.Point:
// device.SetTexture(0, null);
// break;
// //case PlotTypes.Square:
// // device.SetTexture(0, null);
// // break;
// //case PlotTypes.Custom:
// // break;
// case PlotTypes.PushPin:
// device.SetTexture(0, PushPin.GetPushPinTexture(markerIndex));
// break;
// default:
// break;
//}
//device.RenderState.CullMode = Cull.None;
//device.RenderState.AlphaBlendEnable = true;
//device.RenderState.SourceBlend = Microsoft.DirectX.Direct3D.Blend.SourceAlpha;
//if (plotType == PlotTypes.Gaussian)
//{
// device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.One;
//}
//else
//{
// device.RenderState.DestinationBlend = Microsoft.DirectX.Direct3D.Blend.InvSourceAlpha;
//}
//device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlueAlpha;
//device.TextureState[0].ColorOperation = TextureOperation.Modulate;
//device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
//device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
//device.TextureState[0].AlphaOperation = TextureOperation.Modulate;
//device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
//device.TextureState[0].AlphaArgument2 = TextureArgument.Diffuse;
//device.TextureState[1].ColorOperation = TextureOperation.Disable;
//device.TextureState[1].ColorArgument1 = TextureArgument.Current;
//device.TextureState[1].ColorArgument2 = TextureArgument.Constant;
//device.TextureState[1].AlphaOperation = TextureOperation.Disable;
//device.TextureState[1].AlphaArgument1 = TextureArgument.Current;
//device.TextureState[1].AlphaArgument2 = TextureArgument.Constant;
//device.TextureState[1].ConstantColor = Color.FromArgb(255, 255, 255, 255);
//// device.TextureState[1].ConstantColor = Color.FromArgb(0, 0, 0, 0);
//device.DrawPrimitives(PrimitiveType.PointList, 0, shapeVertexCount);
//device.RenderState.PointSpriteEnable = false;
////device.DrawUserPrimitives(PrimitiveType.LineList, segments, points);
//device.RenderState.FillMode = oldMode;
//device.TextureState[0].ColorOperation = oldTexOp;
//device.VertexShader = null;
//device.RenderState.ZBufferEnable = zBufferEnabled;
//device.RenderState.AlphaBlendEnable = false;
//device.RenderState.ColorWriteEnable = ColorWriteEnable.RedGreenBlue;
return true;
}
public static bool DrawGalacticGridText(RenderContext renderContext, float opacity, Color drawColor)
{
MakeGalacticGridText();
GalTextBatch.Draw(renderContext, opacity, drawColor);
return true;
}
public virtual bool PreDraw(RenderContext renderContext, float opacity)
{
return true;
}
public static bool DrawPrecessionChart(RenderContext renderContext, float opacity, Color drawColor)
{
MakePrecessionChart();
PrecTextBatch.Draw(renderContext, opacity, drawColor);
precLineList.DrawLines(renderContext, opacity, drawColor);
return true;
}
public void InitVertexBuffer(RenderContext renderContext)
{
//try
//{
// if (orbitVertexBuffer == null)
// {
// VertexBuffer temp = new VertexBuffer(typeof(KeplerVertex), segmentCount, device, Usage.WriteOnly, KeplerVertex.Format, Tile.PoolToUse);
// KeplerVertex[] points = (KeplerVertex[])temp.Lock(0, 0); // Lock the buffer (which will return our structs)
// for (int i = 0; i < segmentCount; i++)
// {
// points[i].Fill(elements);
// points[i].orbitPos = (float)i / (float)(segmentCount - 1);
// points[i].a /= scale;
// points[i].Col = orbitColor.ToArgb();
// }
// temp.Unlock();
// orbitVertexBuffer = temp;
// }
//}
//finally
//{
//}
}
// //private static void DrawPlanet2pnt5d(Device device, int planetID)
// //{
// // Vector3 planetPosition = planet3dLocations[planetID];
// // if (planetID < 9 )
// // {
// // device.SetTexture(0, planetTextures[planetID]);
// // }
// // else if (planetID == 9 )
// // {
// // device.SetTexture(0, planetTextures[19]);
// // }
// // else
// // {
// // return;
// // }
// // double diameter = planetDiameters[planetID];
// // float radius = (double)(diameter / 2.0 );
// // if (!Settings.Active.ActualPlanetScale)
// // {
// // if (planetID != 0)
// // {
// // radius *= 1000;
// // }
// // else
// // {
// // radius *= 100;
// // }
// // }
// // CustomVertex.PositionTextured[] points = new CustomVertex.PositionTextured[4];
// // Vector3 pos = planet3dLocations[planetID];
// // points[0].Position = new Vector3(pos.X + radius, pos.Y, pos.Z + radius);
// // points[0].Tu = 0;
// // points[0].Tv = 0;
// // points[1].Position = new Vector3(pos.X - radius, pos.Y, pos.Z + radius);
// // points[1].Tu = 1;
// // points[1].Tv = 0;
// // points[2].Position = new Vector3(pos.X + radius, pos.Y, pos.Z - radius);
// // points[2].Tu = 0;
// // points[2].Tv = 1;
// // points[3].Position = new Vector3(pos.X - radius, pos.Y, pos.Z - radius);
// // points[3].Tu = 1;
// // points[3].Tv = 1;
// // //Matrix mat = Microsoft.DirectX.Matrix.RotationZ(rotationAngle);
// // device.DrawUserPrimitives(PrimitiveType.TriangleStrip, points.Length - 2, points);
// // // Render Stuff Here
// //} public static bool Lighting = true;
// //private static void DrawPlanet3d(Device device, int planetID, Vector3d centerPoint)
// //{
// // if (planetID == (int)SolarSystemObjects.Sun)
// // {
// // device.RenderState.Lighting = false;
// // }
// // else
// // {
// // device.RenderState.Lighting = Lighting;
// // }
// // double radius = GetAdjustedPlanetRadius(planetID);
// // double rotationCurrent = 0;
// // if (planetID == (int)SolarSystemObjects.Earth)
// // {
// // rotationCurrent = Coordinates.MstFromUTC2(SpaceTimeController.Now, 0)/180.0 * Math.PI;
// // }
// // else
// // {
// // rotationCurrent = (((jNow - 2451545.0) / planetRotationPeriod[planetID]) * Math.PI * 2) % (Math.PI * 2);
// // }
// // Matrix matOld = device.Transform.World;
// // matOld = device.Transform.World;
// // Matrix matLocal = device.Transform.World;
// // Vector3d translation = planet3dLocations[planetID]-centerPoint;
// // matLocal.Scale((double)radius, (double)radius, (double)radius);
// // matLocal.Multiply(Matrix.RotationY((double)-rotationCurrent));
// // matLocal.Multiply(Matrix.RotationX((double)(planetTilts[planetID]*RC)));
// // matLocal.Multiply(Matrix.Translation(translation.Vector3));
// // device.Transform.World = matLocal;
// // Earth3d.MainWindow.MakeFrustum();
// // DrawSphere(device, planetTexturesMaps[planetID], GetNameFrom3dId(planetID));
// // if (planetID == 5)
// // {
// // device.RenderState.CullMode = Cull.None;
// // Color oldAmbient = device.RenderState.Ambient;
// // device.RenderState.Ambient = Color.FromArgb(40, 40, 40);
// // DrawRings(device);
// // device.RenderState.Ambient = oldAmbient;
// // device.RenderState.CullMode = Cull.Clockwise;
// // }
// // device.Transform.World = matOld;
// // Earth3d.MainWindow.MakeFrustum();
// // device.RenderState.Lighting = false;
// //}
// public static bool Lighting = true;
public static bool IsPlanetInFrustum(RenderContext renderContext, float rad)
{
PlaneD[] frustum = renderContext.Frustum;
Vector3d center = Vector3d.Create(0, 0, 0);
Vector4d centerV4 = new Vector4d(0, 0, 0, 1f);
for (int i = 0; i < 6; i++)
{
if (frustum[i].Dot(centerV4) + rad < 0)
{
return false;
}
}
return true;
}
public static void ProcessQueue(RenderContext renderContext)
{
while(queue.Count > 0 && openThreads > 0)
{
double minDistance = 100000.0f;
bool overlayTile = false;
string maxKey = null;
int level = 1000;
foreach (String key in queue.Keys)
{
Tile t = queue[key];
if (!t.RequestPending && t.InViewFrustum)
{
Vector3d vectTemp = Vector3d.MakeCopy(t.SphereCenter);
vectTemp.TransformByMatrics(renderContext.World);
if (renderContext.Space)
{
vectTemp.Subtract(Vector3d.Create(0.0f, 0.0f, -1.0f));
}
else
{
vectTemp.Subtract(renderContext.CameraPosition);
}
double distTemp = Math.Max(0, vectTemp.Length() - t.SphereRadius);
//if (t.Level < (level-1) || (distTemp < minDistance && t.Level == level))
bool thisIsOverlay = (t.Dataset.Projection == ProjectionType.Tangent) || (t.Dataset.Projection == ProjectionType.SkyImage);
if (distTemp < minDistance && (!overlayTile || thisIsOverlay))
{
minDistance = distTemp;
maxKey = t.Key;
level = t.Level;
overlayTile = thisIsOverlay;
}
}
}
if (maxKey != null)
{
Tile workTile = (Tile)queue[maxKey];
workTile.RequestPending = true;
openThreads--;
if (openThreads < 0)
{
openThreads = 0;
}
workTile.RequestImage();
if (workTile.Dataset.ElevationModel )// && workTile.Dataset.Projection == ProjectionType.Toast)
{
workTile.RequestDem();
}
}
else
{
return;
}
}
}
private static void DrawPlanet(RenderContext renderContext, int planetID, double opacity)
{
AstroRaDec planetPosition = planetLocations[planetID];
if (((planetID < 14) && planetScales[planetID] < ( renderContext.ViewCamera.Zoom / 6.0) / 400) )
{
if (planetID < 10 || ((planetID < 14) && planetScales[planetID] > (renderContext.ViewCamera.Zoom / 6.0) / 6400))
{
Vector3d point = (Vector3d)Coordinates.RADecTo3d(planetPosition.RA, planetPosition.Dec);
DrawPointPlanet(renderContext, point, 3, planetColors[planetID], false);
}
return;
}
//else
//{
// if ((planetID < 10 ) || (planetID < 14 && !planetPosition.Eclipsed) || (planetID > 13 && planetPosition.Shadow) )
// {
// Vector3d point = (Vector3d)Coordinates.RADecTo3d(planetPosition.RA, planetPosition.Dec);
// DrawPointPlanet(canvas, point, planetScales[planetID] / (Viewer.MasterView.FovScale / 3600), planetColors[planetID], false, perspectiveViewMatrix, perspectiveProjectionMatrix);
// }
//}
ImageElement brush = null;
if (planetID < 10 || planetID == 18)
{
brush = planetTextures[planetID].ImageElement;
}
else if (planetID < 14)
{
if (planetLocations[planetID].Eclipsed)
{
brush = planetTextures[15].ImageElement;
}
else
{
if (Settings.Active.ShowMoonsAsPointSource)
{
brush = planetTextures[14].ImageElement;
}
else
{
brush = planetTextures[planetID].ImageElement;
}
}
}
else
{
if (!planetLocations[planetID].Shadow)
{
return;
}
//Shadows of moons
brush = planetTextures[15].ImageElement;
}
Vector3d center = Coordinates.RADecTo3d(planetPosition.RA, planetPosition.Dec);
double rad = planetScales[planetID] / ( renderContext.FovScale / 3600) / 2;
Vector3d screenSpacePnt = renderContext.WVP.Transform(center);
if (screenSpacePnt.Z < 0)
{
return;
}
if (Vector3d.Dot((Vector3d)renderContext.ViewPoint, (Vector3d)center) < .55)
{
return;
}
// Specil Case for Saturn and Eclipse
//if (planetID == 18 || planetID == 5)
//{
// double Width = rad*2;
// double Height = rad*2;
// var points = new PointCollection { new Point(screenSpacePnt.X - Width / 2, screenSpacePnt.Y - Height / 2), new Point(screenSpacePnt.X + Width / 2, screenSpacePnt.Y - Height / 2), new Point(screenSpacePnt.X + Width / 2, screenSpacePnt.Y + Height / 2), new Point(screenSpacePnt.X - Width / 2, screenSpacePnt.Y + Height / 2) };
// //var bitmapImage = new BitmapImage(this.sourceUri);
// //var imageBrush = new ImageBrush { ImageSource = bitmapImage, RelativeTransform = this.imageTransform };
// Polygon polygon = new Polygon { Points = points };
// polygon.Opacity = opacity;
// if (rad < 8)
// {
// SolidColorBrush fillBrush = new SolidColorBrush(planetColors[planetID]);
// polygon.Fill = fillBrush;
// }
// else
// {
// polygon.Fill = brush;
// }
// //RotateTransform rt = new RotateTransform();
// //rt.CenterX = screenSpacePnt.X;
// //rt.CenterY = screenSpacePnt.Y;
// //rt.Angle = this.RotationAngle;
// //polygon.RenderTransform = rt;
// canvas.Children.Add(polygon);
//}
//else
{
if (renderContext.gl != null)
{
//todo draw in WebGL
}
else
{
CanvasContext2D ctx = renderContext.Device;
ctx.Save();
ctx.Alpha = opacity;
ctx.BeginPath();
ctx.Arc(screenSpacePnt.X, screenSpacePnt.Y, rad, 0, Math.PI * 2, true);
ctx.LineWidth = 0;
ctx.ClosePath();
ctx.Clip();
// ctx.FillStyle = Colors.White.ToString();
// Draw image here
// ctx.Fill();
ctx.DrawImage(brush, screenSpacePnt.X - rad, screenSpacePnt.Y - rad, rad * 2, rad * 2);
ctx.Alpha = 1.0;
// ctx.StrokeStyle = Colors.White.ToString();
//ctx.Stroke();
ctx.Restore();
//Ellipse ellipse = new Ellipse();
//ellipse.Width = rad * 2;
//ellipse.Height = ellipse.Width;
//ellipse.StrokeThickness = 0;
//ellipse.Stroke = null;
//ellipse.Opacity = opacity;
//if (rad < 8)
//{
// SolidColorBrush fillBrush = new SolidColorBrush(planetColors[planetID]);
// ellipse.Fill = fillBrush;
//}
//else
//{
// ellipse.Fill = brush;
//}
//TranslateTransform tt = new TranslateTransform();
//tt.X = screenSpacePnt.X - rad;
//tt.Y = screenSpacePnt.Y - rad;
//ellipse.RenderTransform = tt;
//canvas.Children.Add(ellipse);
}
}
}
//todo remove the stuff from draw that is redundant once predraw has run
internal static void PreDraw(RenderContext renderContext, float opacity, bool astronomical, string referenceFrame, bool nested)
{
if (!AllMaps.ContainsKey(referenceFrame))
{
return;
}
LayerMap thisMap = AllMaps[referenceFrame];
if (thisMap.ChildMaps.Count == 0 && thisMap.Layers.Count == 0)
{
return;
}
if (TourPlayer.Playing)
{
TourPlayer player = (TourPlayer)WWTControl.Singleton.uiController as TourPlayer;
if (player != null)
{
TourDocument tour = player.Tour;
if (tour.CurrentTourStop != null)
{
player.UpdateTweenPosition(-1);
tour.CurrentTourStop.UpdateLayerOpacity();
foreach (Guid key in tour.CurrentTourStop.Layers.Keys)
{
LayerInfo info = tour.CurrentTourStop.Layers[key];
if (LayerList.ContainsKey(info.ID))
{
LayerList[info.ID].Opacity = info.FrameOpacity;
LayerList[info.ID].SetParams(info.FrameParams);
}
}
}
}
}
Matrix3d matOld = renderContext.World;
Matrix3d matOldNonRotating = renderContext.WorldBaseNonRotating;
double oldNominalRadius = renderContext.NominalRadius;
if (thisMap.Frame.Reference == ReferenceFrames.Custom)
{
thisMap.ComputeFrame(renderContext);
if (thisMap.Frame.ReferenceFrameType != ReferenceFrameTypes.Orbital)
//if (true)
{
renderContext.World = Matrix3d.MultiplyMatrix(thisMap.Frame.WorldMatrix, renderContext.World);
}
else
{
renderContext.World = Matrix3d.MultiplyMatrix(thisMap.Frame.WorldMatrix, renderContext.WorldBaseNonRotating);
}
renderContext.NominalRadius = thisMap.Frame.MeanRadius;
}
for (int pass = 0; pass < 2; pass++)
{
foreach (Layer layer in AllMaps[referenceFrame].Layers)
{
if ((pass == 0 && layer is ImageSetLayer) || (pass == 1 && !(layer is ImageSetLayer)))
{
if (layer.Enabled) // && astronomical == layer.Astronomical)
{
double layerStart = SpaceTimeController.UtcToJulian(layer.StartTime);
double layerEnd = SpaceTimeController.UtcToJulian(layer.EndTime);
double fadeIn = SpaceTimeController.UtcToJulian(layer.StartTime) - ((layer.FadeType == FadeType.FadeIn || layer.FadeType == FadeType.Both) ? (layer.FadeSpan / 864000000) : 0);
double fadeOut = SpaceTimeController.UtcToJulian(layer.EndTime) + ((layer.FadeType == FadeType.FadeOut || layer.FadeType == FadeType.Both) ? (layer.FadeSpan / 864000000) : 0);
if (SpaceTimeController.JNow > fadeIn && SpaceTimeController.JNow < fadeOut)
{
float fadeOpacity = 1;
if (SpaceTimeController.JNow < layerStart)
{
fadeOpacity = (float)((SpaceTimeController.JNow - fadeIn) / (layer.FadeSpan / 864000000));
}
if (SpaceTimeController.JNow > layerEnd)
{
fadeOpacity = (float)((fadeOut - SpaceTimeController.JNow) / (layer.FadeSpan / 864000000));
}
if (thisMap.Frame.Reference == ReferenceFrames.Sky)
{
layer.Astronomical = true;
}
layer.PreDraw(renderContext, opacity * fadeOpacity);
}
}
}
}
}
if (nested)
{
foreach (string key in AllMaps[referenceFrame].ChildMaps.Keys)
{
LayerMap map = AllMaps[referenceFrame].ChildMaps[key];
if ((map.Frame.Reference == ReferenceFrames.Custom || map.Frame.Reference == ReferenceFrames.Identity))
{
PreDraw(renderContext, opacity, astronomical, map.Name, nested);
}
}
}
renderContext.NominalRadius = oldNominalRadius;
renderContext.World = matOld;
renderContext.WorldBaseNonRotating = matOldNonRotating;
}
// private static Matrix bias = Matrix.Scaling(new Vector3(.5f, .5f, .5f)) * Matrix.Translation(new Vector3(.5f, .5f, .5f));
private static void DrawPlanet3d(RenderContext renderContext, int planetID, Vector3d centerPoint)
{
if (planetID == (int)SolarSystemObjects.Sun)
{
// device.RenderState.Lighting = false;
}
else
{
// device.RenderState.Lighting = Settings.Active.SolarSystemLighting;
}
double radius = GetAdjustedPlanetRadius(planetID);
double rotationCurrent = 0;
if (planetID == (int)SolarSystemObjects.Earth)
{
rotationCurrent = Coordinates.MstFromUTC2(SpaceTimeController.Now, 0) / 180.0 * Math.PI;
}
else
{
rotationCurrent = (((jNow - 2451545.0) / planetRotationPeriod[planetID]) * Math.PI * 2) % (Math.PI * 2);
}
//Matrix3d matOldWV = renderContext.WV.Clone();
Matrix3d matOld = renderContext.World;
Matrix3d matOldBase = renderContext.WorldBase;
Matrix3d matOldNonRotating = renderContext.WorldBaseNonRotating;
Matrix3d matLocal = renderContext.World.Clone();
Matrix3d matLocalNR = renderContext.World.Clone();
Vector3d translation = Vector3d.SubtractVectors(planet3dLocations[planetID], centerPoint);
matLocal.Scale(Vector3d.Create(radius, radius, radius));
matLocal.Multiply(Matrix3d.RotationY((double)-rotationCurrent));
matLocal.Multiply(Matrix3d.RotationX((double)(planetTilts[planetID] * RC)));
matLocal.Multiply(Matrix3d.Translation(translation));
matLocalNR.Scale(Vector3d.Create(radius, radius, radius));
matLocalNR.Multiply(Matrix3d.RotationX((double)(planetTilts[planetID] * RC)));
matLocalNR.Multiply(Matrix3d.Translation(translation));
renderContext.World = matLocal;
renderContext.WorldBase = matLocal.Clone();
renderContext.WorldBaseNonRotating = matLocalNR;
renderContext.MakeFrustum();
float planetWidth = 1;
if (planetID == (int)SolarSystemObjects.Saturn)
{
planetWidth = 3;
}
if (IsPlanetInFrustum(renderContext,planetWidth))
{
//Matrix3d matOld2 = renderContext.World.Clone();
//Matrix3d matOldBase2 = renderContext.WorldBase.Clone();
//Matrix3d matOldNonRotating2 = renderContext.WorldBaseNonRotating;
Vector3d sun = planet3dLocations[0].Copy();
Vector3d planet = planet3dLocations[planetID].Copy();
sun = matOld.Transform(sun);
planet = matOld.Transform(planet);
Vector3d sunPosition = Vector3d.SubtractVectors(sun, planet);
sunPosition.Normalize();
renderContext.SunPosition = sunPosition;
Vector3d loc = Vector3d.SubtractVectors(planet3dLocations[planetID], centerPoint);
loc.Subtract(renderContext.CameraPosition);
double dist = loc.Length();
double sizeIndexParam = (2 * Math.Atan(.5 * (radius / dist))) / Math.PI * 180;
int sizeIndex = 0;
if (sizeIndexParam > 10.5)
{
sizeIndex = 0;
}
else if (sizeIndexParam > 3.9)
{
sizeIndex = 1;
}
else if (sizeIndexParam > .72)
{
sizeIndex = 2;
}
else if (sizeIndexParam > 0.05)
{
sizeIndex = 3;
}
else
{
sizeIndex = 4;
}
//ShadowStuff
if (planetID == (int)SolarSystemObjects.Earth && sizeIndex < 2)
{
float width = Settings.Active.SolarSystemScale * .00001f;
//todo add shadows centerPoint = SetupShadow(device, centerPoint, width, SolarSystemObjects.Moon);
}
//ShadowStuff end
if (sizeIndex < 3)
{
bool oldLighting = renderContext.Lighting;
//double planetDistance = Vector3d.SubtractVectors(planet3dLocations[planetID], renderContext.CameraPosition).Length();
if (planetID == 5)
{
renderContext.Lighting = false;
// DRAW BACK HALF OF RINGS
DrawSaturnsRings(renderContext, false, dist);
renderContext.Lighting = oldLighting;
//if (Settings.Active.SolarSystemLighting)
//{
// SetupRingShadow(device, centerPoint, SolarSystemObjects.Saturn, rotationCurrent);
//}
// todo saturns rings DrawRings(device);
}
if (planetID == 0)
{
renderContext.Lighting = false;
}
DrawSphere(renderContext, planetID);
if (planetID == 5)
{
renderContext.Lighting = false;
DrawSaturnsRings(renderContext, true, dist);
// DRAW FRONT HALF OF RINGS
//if (Settings.Active.SolarSystemLighting)
//{
// SetupRingShadow(device, centerPoint, SolarSystemObjects.Saturn, rotationCurrent);
//}
// todo saturns rings DrawRings(device);
}
renderContext.Lighting = oldLighting;
}
else
{
if (planetID == 0)
{
DrawPointPlanet(renderContext, new Vector3d(), (double)(10 * planetDiameters[planetID]), planetColors[planetID], true);
}
else if (planetID < (int)SolarSystemObjects.Moon || planetID == (int)SolarSystemObjects.Earth)
{
double size = (800 * planetDiameters[planetID]);
DrawPointPlanet(renderContext, new Vector3d(), (double)Math.Max(.05, Math.Min(.1f, size)), planetColors[planetID], true);
}
else if (sizeIndexParam > .002)
{
double size = (800 * planetDiameters[planetID]);
DrawPointPlanet(renderContext, new Vector3d(), (double)Math.Max(.05, Math.Min(.1f, size)), planetColors[planetID], true);
}
}
//renderContext.World = matOld2;
//renderContext.WorldBase = matOldBase2;
//renderContext.WorldBaseNonRotating = matOldNonRotating2;
}
renderContext.World = matOld;
renderContext.WorldBase = matOldBase;
renderContext.WorldBaseNonRotating = matOldNonRotating;
}
public void Draw(RenderContext renderContext, float opacity, Color color)
{
if (renderContext.gl == null)
{
Vector3d viewPoint = Vector3d.TransformCoordinate(renderContext.ViewPoint, ViewTransform);
double drawHeight = (Height / renderContext.FovAngle) * renderContext.Height / 180;
foreach (Text3d t3d in Items)
{
Vector3d screenSpacePnt = renderContext.WVP.Transform(t3d.center);
if (screenSpacePnt.Z < 0)
{
continue;
}
if (Vector3d.Dot((Vector3d)viewPoint, (Vector3d)t3d.center) < .55)
{
continue;
}
Vector3d screenSpaceTop = renderContext.WVP.Transform(t3d.top);
double rotation = Math.Atan2(screenSpacePnt.X - screenSpaceTop.X, screenSpacePnt.Y - screenSpaceTop.Y);
CanvasContext2D ctx = renderContext.Device;
ctx.Save();
ctx.Translate(screenSpacePnt.X, screenSpacePnt.Y);
ctx.Rotate(-rotation); // todo update with up vector
ctx.Alpha = opacity;
ctx.FillStyle = color.ToString();
ctx.Font = "normal" + " " + (false ? "bold" : "normal") + " " + Math.Round(drawHeight * 1.2).ToString() + "px " + "Arial";
ctx.TextBaseline = TextBaseline.Top;
TextMetrics tm = ctx.MeasureText(t3d.Text);
ctx.FillText(t3d.Text, -tm.Width / 2, -drawHeight / 2);
ctx.Restore();
}
}
else
{
// gl version
if (glyphCache == null || glyphCache.Version > glyphVersion)
{
PrepareBatch();
}
if (glyphCache.Ready == false)
{
return;
}
TextShader.Use(renderContext, vertexBuffer.VertexBuffer, glyphCache.Texture.Texture2d);
renderContext.gl.drawArrays(GL.TRIANGLES, 0, vertexBuffer.Count);
}
}
void InitLineBuffer(RenderContext renderContext)
{
if (renderContext.gl != null)
{
if (lineBuffers.Count == 0)
{
int count = linePoints.Count;
PositionColoredVertexBuffer lineBuffer = null;
PositionColored[] linePointList = null;
localCenter = new Vector3d();
if (DepthBuffered)
{
// compute the local center..
foreach (Vector3d point in linePoints)
{
localCenter.Add(point);
}
localCenter.X /= count;
localCenter.Y /= count;
localCenter.Z /= count;
}
int countLeft = count;
int index = 0;
int counter = 0;
Vector3d temp;
foreach (Vector3d point in linePoints)
{
if (counter >= 100000 || linePointList == null)
{
if (lineBuffer != null)
{
lineBuffer.Unlock();
}
int thisCount = Math.Min(100000, countLeft);
countLeft -= thisCount;
lineBuffer = new PositionColoredVertexBuffer(thisCount);
linePointList = lineBuffer.Lock(); // Lock the buffer (which will return our structs)
lineBuffers.Add(lineBuffer);
lineBufferCounts.Add(thisCount);
counter = 0;
}
if (UseLocalCenters)
{
temp = Vector3d.SubtractVectors(point, localCenter);
linePointList[counter] = new PositionColored(temp, lineColors[index]);
}
else
{
linePointList[counter] = new PositionColored(point, lineColors[index]);
}
index++;
counter++;
}
if (lineBuffer != null)
{
lineBuffer.Unlock();
}
}
}
}
