/// <summary>
/// This is where we do our rendering
/// Called from UI thread = UI code safe in this function
/// </summary>
public override void Render(DrawArgs drawArgs)
{
if (!isInitialized)
{
return;
}
if (world.Name != "Earth")
{
return; // Earth only
}
// Check for update
if (!isDownloading && DateTime.Now > latestTime.AddHours(refreshHours))
{
if (retryCount < maxRetry && DateTime.Now > lastDownloadTime.AddSeconds(retryDelaySeconds))
{
StartDownload(cachePath, "clouds_" + DateTimeStamp(DateTime.Now) + ".jpg");
}
}
// Camera & Device shortcuts ;)
CameraBase camera = drawArgs.WorldCamera;
//Device device = drawArgs.device;
// Render cloud layer
if (texture != null)
{
double cloudAlt = 20e3; // clouds altitude in meters (20 x 10e3)
if (camera.Altitude < 4000e3)
{
return;
}
double sphereRadius = camera.WorldRadius + cloudAlt;
// Create sphere
if (layerMesh == null)
{
layerMesh = TexturedSphere(drawArgs.device, (float)sphereRadius, 64, 64);
}
// set texture
drawArgs.device.SetTexture(0, texture);
drawArgs.device.TextureState[0].ColorOperation = TextureOperation.Modulate;
drawArgs.device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
drawArgs.device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
drawArgs.device.TextureState[0].AlphaOperation = TextureOperation.SelectArg1;
drawArgs.device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
drawArgs.device.VertexFormat = CustomVertex.PositionNormalTextured.Format;
// save world and projection transform
Matrix origWorld = drawArgs.device.Transform.World;
Matrix origProjection = drawArgs.device.Transform.Projection;
// Save fog status and disable fog
bool origFog = drawArgs.device.RenderState.FogEnable;
drawArgs.device.RenderState.FogEnable = false;
// Set new projection (to avoid being clipped) - probably better ways of doing this?
double aspectRatio = (double)drawArgs.device.Viewport.Width / drawArgs.device.Viewport.Height;
drawArgs.device.Transform.Projection = ConvertDX.FromMatrix4d(Matrix4d.PerspectiveFovRH(camera.Fov.Radians, aspectRatio, 1, double.MaxValue));
//translate to the camera reference center
drawArgs.device.Transform.World = Matrix.Translation(
(float)-drawArgs.WorldCamera.ReferenceCenter.X,
(float)-drawArgs.WorldCamera.ReferenceCenter.Y,
(float)-drawArgs.WorldCamera.ReferenceCenter.Z
);
// draw
drawArgs.device.RenderState.ZBufferEnable = false;
layerMesh.DrawSubset(0);
// Restore device states
drawArgs.device.Transform.World = origWorld;
drawArgs.device.Transform.Projection = origProjection;
drawArgs.device.RenderState.FogEnable = origFog;
drawArgs.device.RenderState.ZBufferEnable = true;
}
// Render progress bar if downloading
if (isDownloading)
{
if (progressBar == null)
{
progressBar = new WorldWind.VisualControl.ProgressBar(40, 4);
}
progressBar.Draw(drawArgs, drawArgs.screenWidth - 34, drawArgs.screenHeight - 10, ProgressPercent, downloadProgressColor);
drawArgs.device.RenderState.ZBufferEnable = true;
}
}
/// <summary>
/// This is where we do our rendering
/// Called from UI thread = UI code safe in this function
/// </summary>
public override void Render(DrawArgs drawArgs)
{
if (!isInitialized) return;
if (world.Name != "Earth") return; // Earth only
// Check for update
if (!isDownloading && DateTime.Now > latestTime.AddHours(refreshHours))
{
if (retryCount < maxRetry && DateTime.Now > lastDownloadTime.AddSeconds(retryDelaySeconds))
{
StartDownload(cachePath, "clouds_" + DateTimeStamp(DateTime.Now) + ".jpg");
}
}
// Camera & Device shortcuts ;)
CameraBase camera = drawArgs.WorldCamera;
//Device device = drawArgs.device;
// Render cloud layer
if (texture != null)
{
double cloudAlt = 20e3; // clouds altitude in meters (20 x 10e3)
if (camera.Altitude < 4000e3) return;
double sphereRadius = camera.WorldRadius + cloudAlt;
// Create sphere
if (layerMesh == null)
layerMesh = TexturedSphere(drawArgs.device, (float)sphereRadius, 64, 64);
// set texture
drawArgs.device.SetTexture(0, texture);
drawArgs.device.TextureState[0].ColorOperation = TextureOperation.Modulate;
drawArgs.device.TextureState[0].ColorArgument1 = TextureArgument.TextureColor;
drawArgs.device.TextureState[0].ColorArgument2 = TextureArgument.Diffuse;
drawArgs.device.TextureState[0].AlphaOperation = TextureOperation.SelectArg1;
drawArgs.device.TextureState[0].AlphaArgument1 = TextureArgument.TextureColor;
drawArgs.device.VertexFormat = CustomVertex.PositionNormalTextured.Format;
// save world and projection transform
Matrix origWorld = drawArgs.device.Transform.World;
Matrix origProjection = drawArgs.device.Transform.Projection;
// Save fog status and disable fog
bool origFog = drawArgs.device.RenderState.FogEnable;
drawArgs.device.RenderState.FogEnable = false;
// Set new projection (to avoid being clipped) - probably better ways of doing this?
double aspectRatio = (double)drawArgs.device.Viewport.Width / drawArgs.device.Viewport.Height;
drawArgs.device.Transform.Projection = ConvertDX.FromMatrix4d(Matrix4d.PerspectiveFovRH(camera.Fov.Radians, aspectRatio, 1, double.MaxValue));
//translate to the camera reference center
drawArgs.device.Transform.World = Matrix.Translation(
(float)-drawArgs.WorldCamera.ReferenceCenter.X,
(float)-drawArgs.WorldCamera.ReferenceCenter.Y,
(float)-drawArgs.WorldCamera.ReferenceCenter.Z
);
// draw
drawArgs.device.RenderState.ZBufferEnable = false;
layerMesh.DrawSubset(0);
// Restore device states
drawArgs.device.Transform.World = origWorld;
drawArgs.device.Transform.Projection = origProjection;
drawArgs.device.RenderState.FogEnable = origFog;
drawArgs.device.RenderState.ZBufferEnable = true;
}
// Render progress bar if downloading
if (isDownloading)
{
if (progressBar == null) progressBar = new WorldWind.VisualControl.ProgressBar(40, 4);
progressBar.Draw(drawArgs, drawArgs.screenWidth - 34, drawArgs.screenHeight - 10, ProgressPercent, downloadProgressColor);
drawArgs.device.RenderState.ZBufferEnable = true;
}
}
public void RenderDownloadProgress(DrawArgs drawArgs, GeoSpatialDownloadRequest request, int offset)
{
int halfIconHeight = 24;
int halfIconWidth = 24;
Vector3 projectedPoint = new Vector3(DrawArgs.ParentControl.Width - halfIconWidth - 10, DrawArgs.ParentControl.Height - 34 - 4 * offset, 0.5f);
// Render progress bar
if (progressBar == null)
progressBar = new ProgressBar(40, 4);
progressBar.Draw(drawArgs, projectedPoint.X, projectedPoint.Y + 24, request.ProgressPercent, World.Settings.DownloadProgressColor.ToArgb());
DrawArgs.Device.RenderState.ZBufferEnable = true;
// Render server logo
if (ServerLogoFilePath == null)
return;
if (m_iconTexture == null)
m_iconTexture = ImageHelper.LoadIconTexture(ServerLogoFilePath);
if (sprite == null)
{
using (Surface s = m_iconTexture.GetSurfaceLevel(0))
{
SurfaceDescription desc = s.Description;
m_spriteSize = new Rectangle(0, 0, desc.Width, desc.Height);
}
this.sprite = new Sprite(DrawArgs.Device);
}
float scaleWidth = (float)2.0f * halfIconWidth / m_spriteSize.Width;
float scaleHeight = (float)2.0f * halfIconHeight / m_spriteSize.Height;
this.sprite.Begin(SpriteFlags.AlphaBlend);
this.sprite.Transform = Matrix.Transformation2D(new Vector2(0.0f, 0.0f), 0.0f, new Vector2(scaleWidth, scaleHeight),
new Vector2(0, 0),
0.0f, new Vector2(projectedPoint.X, projectedPoint.Y));
this.sprite.Draw(m_iconTexture, m_spriteSize,
new Vector3(1.32f * 48, 1.32f * 48, 0), new Vector3(0, 0, 0),
World.Settings.DownloadLogoColor);
this.sprite.End();
}
/// <summary>
/// Render download indicator rectangles
/// </summary>
protected virtual void RenderProgress(DrawArgs drawArgs, GeoSpatialDownloadRequest request)
{
const int height = 4;
const int spacing = 2;
// Render progress bar
if(m_progressBar==null)
m_progressBar = new ProgressBar(HalfWidth*2 * 4/5, height); // 4/5 of icon width
m_progressBar.Draw(drawArgs, m_renderPosition.X, m_renderPosition.Y-height, request.Progress, request.Color);
m_renderPosition.Y -= height+spacing;
}
