/// <summary>
/// Gets time lag between client and server. Sum???
/// </summary>
/// <param name="clientSnapshotID"></param>
/// <param name="currentGameTime"></param>
/// <returns>Lag in seconds. Returned val</returns>
public float GetLag ( uint clientSnapshotID, GameTime currentGameTime)
{
foreach ( var snapshot in queue ) {
if (snapshot.Frame==clientSnapshotID) {
var lag = currentGameTime.Total - snapshot.Timestamp;
return Math.Min(1, (float)lag.TotalSeconds );
}
}
return 1;
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
Game.GraphicsDevice.VertexShaderConstants[0] = constBuffer;
Game.GraphicsDevice.PipelineState = factory[(int)(DebugFlags.DRAW_LINES)];
if (isDirty) {
isDirty = false;
buf.SetData(lines.ToArray(), 0, Math.Min(lines.Count, buf.Capacity));
}
if (lines.Any()) {
Game.GraphicsDevice.SetupVertexInput(buf, null);
Game.GraphicsDevice.Draw(lines.Count, 0);
}
}
public override void Update ( GameTime gameTime )
{
loader.Update(gameTime);
// sleep a while to get
// other threads more time.
Thread.Sleep(1);
if (loader.IsCompleted) {
if (disconnectReason!=null) {
gameClient.SetState( new Disconnected(gameClient, disconnectReason) );
} else {
gameClient.FinalizeLoad( loader );
gameClient.SetState( new Awaiting(gameClient) );
}
}
}
public override void Update(GameTime gameTime)
{
//Console.Clear();
//Console.WriteLine("Current Zoom Level: " + CurrentLevel);
//
//for(int i = 0; i < 15; i++)
// Console.WriteLine("Zoom: " + i + "\tError: " + GetLevelScreenSpaceError(i, camera.CameraDistance - camera.EarthRadius));
//
//Console.WriteLine(camera.FinalCamPosition);
CurrentMapSource.Update(gameTime);
DetermineTiles();
//Console.WriteLine();
//Console.WriteLine("Tiles to render: " + tilesToRender.Count);
//Console.WriteLine("Free tiles: " + tilesFree.Count);
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
var dev = Game.GraphicsDevice;
dev.VertexShaderConstants[0] = constBuffer;
dev.PixelShaderSamplers[0] = SamplerState.AnisotropicClamp;
dev.PixelShaderResources[1] = frame;
//dev.PipelineState = factory[(int)(TileFlags.SHOW_FRAMES)];
dev.PipelineState = factory[0];
foreach (var globeTile in tilesToRender) {
var tex = CurrentMapSource.GetTile(globeTile.Value.X, globeTile.Value.Y, globeTile.Value.Z).Tile;
dev.PixelShaderResources[0] = tex;
dev.SetupVertexInput(globeTile.Value.VertexBuf, globeTile.Value.IndexBuf);
dev.DrawIndexed(globeTile.Value.IndexBuf.Capacity, 0, 0);
}
}
public void Update(GameTime gameTime, GlobeCamera camera = null)
{
if (TextureAtlas == null) return;
var curCamera = camera ?? Game.RenderSystem.Gis.Camera;
dotsData.View = curCamera.ViewMatrixFloat;
dotsData.Proj = curCamera.ProjMatrixFloat;
dotsData.AtlasSizeImgSize = new Vector4(TextureAtlas.Width, TextureAtlas.Height, ImageSizeInAtlas.X, ImageSizeInAtlas.Y);
dotsData.SizeMult = new Vector4(SizeMultiplier);
DotsBuffer.SetData(dotsData);
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
if (TextureAtlas == null) return;
Update(gameTime);
var dev = Game.GraphicsDevice;
//dev.ResetStates();
dev.PipelineState = factory[Flags];
dev.VertexShaderConstants[0] = constBuffer;
dev.GeometryShaderConstants[0] = constBuffer;
dev.VertexShaderConstants[1] = DotsBuffer;
dev.GeometryShaderConstants[1] = DotsBuffer;
dev.GeometryShaderConstants[2] = ColorBuffer;
dev.PixelShaderResources[0] = TextureAtlas;
dev.PixelShaderSamplers[0] = SamplerState.LinearClamp;
dev.SetupVertexInput(currentBuffer, null);
dev.Draw(PointsCountToDraw, PointsDrawOffset);
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
Game.GraphicsDevice.VertexShaderConstants[0] = constBuffer;
Game.GraphicsDevice.PipelineState = factory[(int)(PointFlags.DRAW_TEXTURED_POLY)];
Game.GraphicsDevice.PixelShaderResources[0] = TextureAtlas;
Game.GraphicsDevice.PixelShaderSamplers[0] = SamplerState.LinearClamp;
if (PointsCpu.Any()) {
Game.GraphicsDevice.SetupVertexInput(currentBuffer, indBuf);
Game.GraphicsDevice.DrawIndexed(indeces.Length, 0, 0);
}
}
/// <summary>
/// Executes enqueued commands. Updates delayed commands.
/// </summary>
/// <param name="gameTime"></param>
public void ExecuteQueue ( GameTime gameTime, CommandAffinity affinity, bool forceDelayed = false )
{
var delta = (int)gameTime.Elapsed.TotalMilliseconds;
lock (lockObject) {
delayed.Clear();
while (queue.Any()) {
var cmd = queue.Dequeue();
if ( cmd.Affinity == affinity ) {
if ( cmd.Delay<=0 || forceDelayed ) {
// execute :
cmd.Execute();
if (cmd.Result!=null) {
Log.Message( "// Result: {0} //", cmd.GetStringResult() );
}
// push to history :
if (!cmd.NoRollback && cmd.Affinity==CommandAffinity.Default) {
history.Push( cmd );
}
} else {
cmd.Delay -= delta;
delayed.Enqueue( cmd );
}
} else {
delayed.Enqueue( cmd );
}
}
Misc.Swap( ref delayed, ref queue );
}
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void Render ( GameTime gameTime, Camera camera, StereoEye stereoEye, HdrFrame viewFrame )
{
var device = Game.GraphicsDevice;
device.ResetStates();
device.SetTargets( viewFrame.DepthBuffer, viewFrame.HdrBuffer );
device.SetViewport( 0,0,viewFrame.HdrBuffer.Width, viewFrame.HdrBuffer.Height );
int w = device.DisplayBounds.Width;
int h = device.DisplayBounds.Height;
//var map = "SV_POSITION.xyzw;COLOR0.xyzw;COLOR1.xyzw;TEXCOORD0.xyzw;TEXCOORD1.xyzw;TEXCOORD2.xyzw";
Params param = new Params();
//param.View = Matrix.Identity;
//param.Projection = Matrix.OrthoOffCenterRH(0, w, h, 0, -9999, 9999);
param.View = camera.GetViewMatrix( stereoEye );
param.Projection = camera.GetProjectionMatrix( stereoEye );
param.MaxParticles = 100;
param.DeltaTime = gameTime.ElapsedSec;
paramsCB.SetData( param );
device.VertexShaderConstants[0] = paramsCB ;
device.GeometryShaderConstants[0] = paramsCB ;
device.PixelShaderConstants[0] = paramsCB ;
device.PixelShaderSamplers[0] = SamplerState.LinearWrap ;
//
// Simulate :
//
device.PipelineState = factory[ (int)Flags.SIMULATION ];
device.SetupVertexInput( simulationSrcVB, null );
device.SetupVertexOutput( simulationDstVB, 0 );
device.DrawAuto();
//
// Inject :
//
injectionVB.SetData( injectionBufferCPU );
device.PipelineState = factory[ (int)Flags.INJECTION ];
device.SetupVertexInput( injectionVB, null );
device.SetupVertexOutput( simulationDstVB, -1 );
device.Draw(injectionCount, 0 );
SwapParticleBuffers();
//
// Render
//
paramsCB.SetData( param );
device.VertexShaderConstants[0] = paramsCB ;
device.GeometryShaderConstants[0] = paramsCB ;
device.PixelShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.RENDER ];
device.PixelShaderResources[0] = null;
device.SetupVertexOutput( null, 0 );
device.SetupVertexInput( simulationSrcVB, null );
//device.Draw( Primitive.PointList, injectionCount, 0 );
device.DrawAuto();
//device.Draw( Primitive.PointList, MaxSimulatedParticles, 0 );
ClearParticleBuffer();
}
/// <summary> /// Called on each frame until GameLoader returns IsCompleted.. /// </summary> /// <param name="gameTime"></param> abstract public void Update ( GameTime gameTime );
/// <summary>
///
/// </summary>
void RenderGeneric ( string passName, GameTime gameTime, Camera camera, Viewport viewport, Matrix view, Matrix projection, RenderTargetSurface colorTarget, DepthStencilSurface depthTarget, ShaderResource depthValues, Flags flags )
{
var device = Game.GraphicsDevice;
if (rs.SkipParticles) {
return;
}
using ( new PixEvent(passName) ) {
device.ResetStates();
//
// Setup images :
//
if (Images!=null && !Images.IsDisposed) {
imagesCB.SetData( Images.GetNormalizedRectangles( MaxImages ) );
}
SetupGPUParameters( 0, renderWorld, view, projection, flags );
device.ComputeShaderConstants[0] = paramsCB ;
//
// Render
//
using (new PixEvent("Drawing")) {
device.ResetStates();
// target and viewport :
device.SetTargets( depthTarget, colorTarget );
device.SetViewport( viewport );
// params CB :
device.ComputeShaderConstants[0] = paramsCB ;
device.VertexShaderConstants[0] = paramsCB ;
device.GeometryShaderConstants[0] = paramsCB ;
device.PixelShaderConstants[0] = paramsCB ;
// atlas CB :
device.VertexShaderConstants[1] = imagesCB ;
device.GeometryShaderConstants[1] = imagesCB ;
device.PixelShaderConstants[1] = imagesCB ;
// sampler & textures :
device.PixelShaderSamplers[0] = SamplerState.LinearClamp4Mips ;
device.PixelShaderResources[0] = Images==null? rs.WhiteTexture.Srv : Images.Texture.Srv;
device.PixelShaderResources[5] = depthValues;
device.GeometryShaderResources[1] = simulationBuffer ;
device.GeometryShaderResources[2] = simulationBuffer ;
device.GeometryShaderResources[3] = sortParticlesBuffer;
device.GeometryShaderResources[4] = particleLighting;
// setup PS :
device.PipelineState = factory[ (int)flags ];
// GPU time : 0.81 ms -> 0.91 ms
device.Draw( MaxSimulatedParticles, 0 );
}
}
}
/// <summary>
/// Updates sound world.
/// </summary>
/// <param name="gameTime"></param>
internal void Update ( GameTime gameTime, int operationSet )
{
foreach ( var e in emitters ) {
if (!e.LocalSound) {
e.Apply3D( Listener, operationSet );
}
}
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
var dev = Game.GraphicsDevice;
if (((LineFlags) Flags).HasFlag(LineFlags.THIN_LINE)) {
dev.PipelineState = thinFactory[Flags];
}
else {
dev.PipelineState = factory[Flags];
}
if (isDirty) {
linesConstantBuffer.SetData(linesConstData);
isDirty = false;
}
dev.GeometryShaderConstants[0] = constBuffer;
dev.VertexShaderConstants[0] = constBuffer;
dev.PixelShaderConstants[0] = constBuffer;
dev.PixelShaderConstants[1] = linesConstantBuffer;
dev.PixelShaderResources[0] = Texture;
dev.PixelShaderSamplers[0] = SamplerState.AnisotropicWrap;
dev.SetupVertexInput(currentBuffer, null);
dev.Draw(currentBuffer.Capacity, 0);
}
/// <summary>
/// Updates particle properties.
/// </summary>
/// <param name="gameTime"></param>
internal void Simulate ( GameTime gameTime, Camera camera )
{
var device = Game.GraphicsDevice;
var view = camera.GetViewMatrix( StereoEye.Mono );
var projection = camera.GetProjectionMatrix( StereoEye.Mono );
timeAccumulator += gameTime.ElapsedSec;
using ( new PixEvent("Particle Simulation") ) {
device.ResetStates();
//
// Inject :
//
using (new PixEvent("Injection")) {
injectionBuffer.SetData( injectionBufferCPU );
device.ComputeShaderResources[1] = injectionBuffer ;
device.SetCSRWBuffer( 0, simulationBuffer, 0 );
device.SetCSRWBuffer( 1, deadParticlesIndices, -1 );
SetupGPUParameters( 0, renderWorld, view, projection, Flags.INJECTION );
device.ComputeShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.INJECTION ];
// GPU time ???? -> 0.0046
device.Dispatch( MathUtil.IntDivUp( MaxInjectingParticles, BlockSize ) );
ClearParticleBuffer();
}
//
// Simulate :
//
using (new PixEvent("Simulation")) {
if (!renderWorld.IsPaused && !rs.SkipParticlesSimulation) {
device.SetCSRWBuffer( 0, simulationBuffer, 0 );
device.SetCSRWBuffer( 1, deadParticlesIndices, -1 );
device.SetCSRWBuffer( 2, sortParticlesBuffer, 0 );
float stepTime = SimulationStepTime;
while ( timeAccumulator > stepTime ) {
SetupGPUParameters( stepTime, renderWorld, view, projection, Flags.SIMULATION);
device.ComputeShaderConstants[0] = paramsCB ;
device.PipelineState = factory[ (int)Flags.SIMULATION ];
/// GPU time : 1.665 ms --> 0.38 ms
device.Dispatch( MathUtil.IntDivUp( MaxSimulatedParticles, BlockSize ) );//*/
timeAccumulator -= stepTime;
}
}
}
//
// Sort :
//
using (new PixEvent("Sort")) {
rs.BitonicSort.Sort( sortParticlesBuffer );
}
if (rs.ShowParticles) {
rs.Counters.DeadParticles = deadParticlesIndices.GetStructureCount();
}
}
}
public override void Update(GameTime gameTime)
{
//UpdateText();
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
/// <param name="stereoEye"></param>
/// <param name="viewport"></param>
/// <param name="targetSurface"></param>
protected void RenderGIS ( GameTime gameTime, StereoEye stereoEye, Viewport viewport, RenderTargetSurface targetSurface )
{
if (GisLayers.Any()) {
if (GlobeDepthStencil == null) {
GlobeDepthStencil = new DepthStencil2D(Game.GraphicsDevice, DepthFormat.D24S8, targetSurface.Width, targetSurface.Height, targetSurface.SampleCount);
}
else if (GlobeDepthStencil.Width != targetSurface.Width || GlobeDepthStencil.Height != targetSurface.Height) {
GlobeDepthStencil.Dispose();
GlobeDepthStencil = new DepthStencil2D(Game.GraphicsDevice, DepthFormat.D24S8, targetSurface.Width, targetSurface.Height, targetSurface.SampleCount);
}
rs.Device.Clear(GlobeDepthStencil.Surface);
Game.GraphicsDevice.SetTargets(GlobeDepthStencil.Surface, targetSurface);
GlobeCamera.Viewport = viewport;
GlobeCamera.Update(gameTime);
rs.Gis.Camera = GlobeCamera;
rs.Gis.Draw(gameTime, stereoEye, GisLayers);
}
}
/*-----------------------------------------------------------------------------------------
*
* Rendering :
*
-----------------------------------------------------------------------------------------*/
/// <summary>
/// Renders view
/// </summary>
internal virtual void Render ( GameTime gameTime, StereoEye stereoEye )
{
var targetSurface = (Target == null) ? rs.Device.BackbufferColor.Surface : Target.RenderTarget.Surface;
// clear target buffer if necassary :
if (Clear) {
rs.Device.Clear( targetSurface, ClearColor );
}
var viewport = new Viewport( 0,0, targetSurface.Width, targetSurface.Height );
// Render GIS stuff :
RenderGIS( gameTime, stereoEye, viewport, targetSurface );
// draw debug stuff :
// ...
// draw sprites :
rs.SpriteEngine.DrawSprites( gameTime, stereoEye, targetSurface, SpriteLayers );
rs.Filter.FillAlphaOne( targetSurface );
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
/// <param name="stereoEye"></param>
internal void Draw ( GameTime gameTime, StereoEye stereoEye )
{
Counters.Reset();
Gis.Update(gameTime);
//GIS.Draw(gameTime, StereoEye.Mono);
RenderLayer[] layersToDraw;
lock (viewLayers) {
layersToDraw = viewLayers
.OrderBy( c1 => c1.Order )
.Where( c2 => c2.Visible )
.ToArray();
}
foreach ( var viewLayer in layersToDraw ) {
viewLayer.Render( gameTime, stereoEye );
}
if (ShowCounters) {
Counters.PrintCounters();
}
}
/// <summary>
/// Updates sound.
/// </summary>
internal void Update ( GameTime gameTime )
{
SoundWorld.Update( gameTime, OperationSetCounter );
Device.CommitChanges( OperationSetCounter );
Interlocked.Increment( ref operationSetCounter );
}
/// <summary>
///
/// </summary>
///
public void Render ( GameTime gameTime, StereoEye stereoEye, bool suppress )
{
if (!vertexDataAccum.Any()) {
return;
}
if (suppress) {
vertexDataAccum.Clear();
}
var dev = Game.GraphicsDevice;
if (RenderTarget!=null) {
if (DepthStencil==null) {
throw new InvalidOperationException("Both RenderTarget and DepthStencil must be set.");
}
dev.SetTargets( DepthStencil, RenderTarget );
}
constData.Transform = View * Projection;
constBuffer.SetData(constData);
dev.SetupVertexInput( vertexBuffer, null );
dev.VertexShaderConstants[0] = constBuffer ;
dev.PipelineState = factory[0];
int numDPs = MathUtil.IntDivUp(vertexDataAccum.Count, vertexBufferSize);
for (int i = 0; i < numDPs; i++) {
int numVerts = i < numDPs - 1 ? vertexBufferSize : vertexDataAccum.Count % vertexBufferSize;
if (numVerts == 0) {
break;
}
vertexDataAccum.CopyTo(i * vertexBufferSize, vertexArray, 0, numVerts);
vertexBuffer.SetData(vertexArray, 0, numVerts);
dev.Draw( numVerts, 0);
}
vertexDataAccum.Clear();
}
public void PlayAnimation(GameTime gameTime)
{
if(cameraAnimTrackStates == null) return;
freezeFreeCamRotation = true;
var state = cameraAnimTrackStates[curStateInd];
curTime += 0.016f; //gameTime.ElapsedSec;
if (curTime < state.WaitTime || curStateInd >= cameraAnimTrackStates.Count - 1) {
SetState(state);
if (curStateInd >= cameraAnimTrackStates.Count - 1)
StopAnimation();
return;
}
float time = curTime - state.WaitTime;
float amount = time/state.TransitionTime;
float factor = MathUtil.SmoothStep(amount);
factor = MathUtil.Clamp(factor, 0.0f, 1.0f);
var nextState = cameraAnimTrackStates[curStateInd+1];
var curPos = DVector3.Lerp(state.FreeSurfacePosition, nextState.FreeSurfacePosition, factor);
var curFreeRot = DQuaternion.Slerp(state.FreeRotation, nextState.FreeRotation, factor);
freeSurfaceRotation = curFreeRot;
CameraPosition = FreeSurfacePosition = curPos;
var newLonLat = GetCameraLonLat();
Yaw = newLonLat.X;
Pitch = -newLonLat.Y;
if (curTime > state.WaitTime + state.TransitionTime) {
curStateInd++;
curTime = 0;
}
}
/// <summary>
/// Performs luminance measurement, tonemapping, applies bloom.
/// </summary>
/// <param name="target">LDR target.</param>
/// <param name="hdrImage">HDR source image.</param>
public void Render ( GameTime gameTime, RenderTargetSurface target, ShaderResource hdrImage, RenderWorld viewLayer )
{
var device = Game.GraphicsDevice;
var filter = Game.RenderSystem.Filter;
var settings = viewLayer.HdrSettings;
//
// Rough downsampling of source HDR-image :
//
filter.StretchRect( averageLum.Surface, hdrImage, SamplerState.PointClamp );
averageLum.BuildMipmaps();
//
// Make bloom :
//
filter.StretchRect( viewLayer.Bloom0.Surface, hdrImage, SamplerState.LinearClamp );
viewLayer.Bloom0.BuildMipmaps();
filter.GaussBlur( viewLayer.Bloom0, viewLayer.Bloom1, settings.GaussBlurSigma, 0 );
filter.GaussBlur( viewLayer.Bloom0, viewLayer.Bloom1, settings.GaussBlurSigma, 1 );
filter.GaussBlur( viewLayer.Bloom0, viewLayer.Bloom1, settings.GaussBlurSigma, 2 );
filter.GaussBlur( viewLayer.Bloom0, viewLayer.Bloom1, settings.GaussBlurSigma, 3 );
//
// Setup parameters :
//
var paramsData = new Params();
paramsData.AdaptationRate = 1 - (float)Math.Pow( 0.5f, gameTime.ElapsedSec / settings.AdaptationHalfLife );
paramsData.LuminanceLowBound = settings.LuminanceLowBound;
paramsData.LuminanceHighBound = settings.LuminanceHighBound;
paramsData.KeyValue = settings.KeyValue;
paramsData.BloomAmount = settings.BloomAmount;
paramsData.DirtMaskLerpFactor = settings.DirtMaskLerpFactor;
paramsData.DirtAmount = settings.DirtAmount;
paramsCB.SetData( paramsData );
device.PixelShaderConstants[0] = paramsCB;
//
// Measure and adapt :
//
device.SetTargets( null, viewLayer.MeasuredNew );
device.PixelShaderResources[0] = averageLum;
device.PixelShaderResources[1] = viewLayer.MeasuredOld;
device.PipelineState = factory[ (int)(Flags.MEASURE_ADAPT) ];
device.Draw( 3, 0 );
//
// Tonemap and compose :
//
device.SetTargets( null, target );
device.PixelShaderResources[0] = hdrImage;// averageLum;
device.PixelShaderResources[1] = viewLayer.MeasuredNew;// averageLum;
device.PixelShaderResources[2] = viewLayer.Bloom0;// averageLum;
device.PixelShaderResources[3] = settings.DirtMask1==null ? whiteTex.Srv : settings.DirtMask1.Srv;
device.PixelShaderResources[4] = settings.DirtMask2==null ? whiteTex.Srv : settings.DirtMask2.Srv;
device.PixelShaderSamplers[0] = SamplerState.LinearClamp;
Flags op = Flags.LINEAR;
if (settings.TonemappingOperator==TonemappingOperator.Filmic) { op = Flags.FILMIC; }
if (settings.TonemappingOperator==TonemappingOperator.Linear) { op = Flags.LINEAR; }
if (settings.TonemappingOperator==TonemappingOperator.Reinhard) { op = Flags.REINHARD; }
device.PipelineState = factory[ (int)(Flags.TONEMAPPING|op) ];
device.Draw( 3, 0 );
device.ResetStates();
// swap luminanice buffers :
Misc.Swap( ref viewLayer.MeasuredNew, ref viewLayer.MeasuredOld );
}
/// <summary>
/// Updates particle properties.
/// </summary>
/// <param name="gameTime"></param>
internal void Simulate ( GameTime gameTime )
{
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void Render ( GameTime gameTime, Camera camera, StereoEye stereoEye, HdrFrame viewFrame )
{
var view = camera.GetViewMatrix( stereoEye );
var projection = camera.GetProjectionMatrix( stereoEye );
var colorTarget = viewFrame.HdrBuffer.Surface;
var depthTarget = viewFrame.DepthBuffer.Surface;
var viewport = new Viewport( 0, 0, colorTarget.Width, colorTarget.Height );
RenderGeneric( "Particles", gameTime, camera, viewport, view, projection, colorTarget, null, viewFrame.DepthBuffer, Flags.DRAW );
}
public override void Draw(GameTime gameTime, ConstantBuffer constBuffer)
{
UpdateText();
}
public void Update(GameTime gameTime)
{
UpdateProjectionMatrix();
CameraPosition = DVector3.Transform(new DVector3(0, 0, CameraDistance), Rotation);
ViewMatrix = DMatrix.LookAtRH(CameraPosition, DVector3.Zero, DVector3.UnitY);
ViewMatrixWithTranslation = ViewMatrix;
ViewMatrix.TranslationVector = DVector3.Zero;
FinalCamPosition = CameraPosition;
if (CameraState == CameraStates.ViewToPoint) {
var mat = CalculateBasisOnSurface();
DVector3 lookAtPoint = mat.Up * EarthRadius;
double length = CameraDistance - EarthRadius;
var quat = DQuaternion.RotationAxis(DVector3.UnitY, ViewToPointYaw) * DQuaternion.RotationAxis(DVector3.UnitX, ViewToPointPitch);
var qRot = DMatrix.RotationQuaternion(quat);
var matrix = qRot * mat;
var pointOffset = DVector3.Transform(new DVector3(0, 0, length), matrix);
var camPoint = new DVector3(pointOffset.X, pointOffset.Y, pointOffset.Z) + lookAtPoint;
FinalCamPosition = camPoint;
ViewMatrix = DMatrix.LookAtRH(camPoint, lookAtPoint, mat.Up);
ViewMatrixWithTranslation = ViewMatrix;
ViewMatrix.TranslationVector = DVector3.Zero;
} else if (CameraState == CameraStates.FreeSurface) {
var mat = CalculateBasisOnSurface();
#region Input
// Update surface camera yaw and pitch
//if (input.IsKeyDown(Keys.RightButton)) {
// FreeSurfaceYaw += input.RelativeMouseOffset.X*0.0003;
// FreeSurfacePitch -= input.RelativeMouseOffset.Y*0.0003;
//
// input.IsMouseCentered = false;
// input.IsMouseHidden = true;
//}
//else {
// input.IsMouseCentered = false;
// input.IsMouseHidden = false;
//}
//if (Game.Keyboard.IsKeyDown(Input.Keys.Left)) FreeSurfaceYaw -= gameTime.ElapsedSec * 0.7;
//if (Game.Keyboard.IsKeyDown(Input.Keys.Right)) FreeSurfaceYaw += gameTime.ElapsedSec * 0.7;
//if (Game.Keyboard.IsKeyDown(Input.Keys.Up)) FreeSurfacePitch -= gameTime.ElapsedSec * 0.7;
//if (Game.Keyboard.IsKeyDown(Input.Keys.Down)) FreeSurfacePitch += gameTime.ElapsedSec * 0.7;
//FreeSurfaceYaw = DMathUtil.Clamp(FreeSurfaceYaw, -DMathUtil.PiOverTwo, DMathUtil.PiOverTwo);
if (FreeSurfaceYaw > DMathUtil.TwoPi) FreeSurfaceYaw -= DMathUtil.TwoPi;
if (FreeSurfaceYaw < -DMathUtil.TwoPi) FreeSurfaceYaw += DMathUtil.TwoPi;
// Calculate free cam rotation matrix
if (!freezeFreeCamRotation)
freeSurfaceRotation = DQuaternion.RotationAxis(DVector3.UnitY, FreeSurfaceYaw) * DQuaternion.RotationAxis(DVector3.UnitX, FreeSurfacePitch);
var quat = freeSurfaceRotation;
var qRot = DMatrix.RotationQuaternion(quat);
var matrix = qRot * mat;
var velDir = matrix.Forward * velocityDirection.X + mat.Up * velocityDirection.Y + matrix.Right * velocityDirection.Z;
if (velDir.Length() != 0) {
velDir.Normalize();
}
#endregion
double fac = ((CameraDistance - EarthRadius) - Parameters.MinDistVelocityThreshold) / (Parameters.MaxDistVelocityThreshold - Parameters.MinDistVelocityThreshold);
fac = DMathUtil.Clamp(fac, 0.0, 1.0);
FreeSurfaceVelocityMagnitude = DMathUtil.Lerp(Parameters.MinVelocityFreeSurfCam, Parameters.MaxVelocityFreeSurfCam, fac);
// Update camera position
FinalCamPosition = FreeSurfacePosition = FreeSurfacePosition + velDir * FreeSurfaceVelocityMagnitude * gameTime.ElapsedSec;
CameraPosition = FinalCamPosition;
velocityDirection = DVector3.Zero;
//Calculate view matrix
ViewMatrix = DMatrix.LookAtRH(FinalCamPosition, FinalCamPosition + matrix.Forward, matrix.Up);
ViewMatrixWithTranslation = ViewMatrix;
ViewMatrix.TranslationVector = DVector3.Zero;
// Calculate new yaw and pitch
CameraDistance = CameraPosition.Length();
var newLonLat = GetCameraLonLat();
Yaw = newLonLat.X;
Pitch = -newLonLat.Y;
}
ViewMatrixFloat = DMatrix.ToFloatMatrix(ViewMatrix);
ProjMatrixFloat = DMatrix.ToFloatMatrix(ProjMatrix);
//var viewDir = CameraPosition / CameraPosition.Length();
}
/// <summary>
///
/// </summary>
/// <param name="gameTime"></param>
internal void RenderShadow ( GameTime gameTime, Viewport viewport, Matrix view, Matrix projection, RenderTargetSurface particleShadow, DepthStencilSurface depthBuffer )
{
var colorTarget = particleShadow;
var depthTarget = depthBuffer;
RenderGeneric( "Particles Shadow", gameTime, null, viewport, view, projection, colorTarget, depthTarget, null, Flags.DRAW_SHADOW );
}
public override void Update ( GameTime gameTime )
{
// fall immediatly to stand-by mode:
gameClient.SetState( new StandBy( gameClient ) );
}
/// <summary> /// Runs one step of server-side world simulation. /// <remarks>Due to delta compression of snapshot keep data aligned. /// Even small layout change will cause significiant increase of sending data</remarks> /// </summary> /// <param name="gameTime"></param> /// <returns>Snapshot bytes</returns> public abstract byte[] Update ( GameTime gameTime );