/// <summary>
/// Selects colorspace in ubershader.
/// </summary>
/// <param name="flags"></param>
/// <param name="settings"></param>
void ApplyColorSpace(ref SkyFlags flags, SkySettings settings)
{
switch (settings.RgbSpace)
{
case RgbSpace.CIE_RGB: flags |= SkyFlags.CIERGB; break;
case RgbSpace.sRGB: flags |= SkyFlags.SRGB; break;
}
}
/// <summary>
/// Renders sky with specified technique
/// </summary>
/// <param name="rendCtxt"></param>
/// <param name="techName"></param>
internal void Render(Camera camera, StereoEye stereoEye, HdrFrame frame, SkySettings settings)
{
using (new PixEvent("Sky Rendering")) {
var scale = Matrix.Scaling(settings.SkySphereSize);
var rotation = Matrix.Identity;
var sunPos = settings.SunPosition;
var sunColor = settings.SunGlowColor;
device.ResetStates();
//rs.DepthStencilState = depthBuffer==null? DepthStencilState.None : DepthStencilState.Default ;
device.SetTargets(frame.DepthBuffer.Surface, frame.HdrBuffer.Surface);
var viewMatrix = camera.GetViewMatrix(stereoEye);
var projMatrix = camera.GetProjectionMatrix(stereoEye);
skyConstsData.MatrixWVP = scale * rotation * MathUtil.Transformation(viewMatrix.Right, viewMatrix.Up, viewMatrix.Backward) * projMatrix;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get(settings.SunTemperature);
skyConstsData.SkyIntensity = settings.SkyIntensity;
skyConstsCB.SetData(skyConstsData);
device.VertexShaderConstants[0] = skyConstsCB;
device.PixelShaderConstants[0] = skyConstsCB;
//
// Sky :
//
SkyFlags flags = SkyFlags.SKY;
ApplyColorSpace(ref flags, settings);
device.PipelineState = factory[(int)flags];
device.SetupVertexInput(skyVB, null);
device.Draw(skyVB.Capacity, 0);
device.ResetStates();
}
}
/// <summary>
/// Renders fog look-up table
/// </summary>
internal void RenderFogTable(SkySettings settings)
{
using (new PixEvent("Fog Table")) {
var sunPos = settings.SunPosition;
var sunColor = settings.SunLightColor;
var rotation = Matrix.Identity;
var projection = MathUtil.ComputeCubemapProjectionMatrixLH(0.125f, 10.0f);
var cubeWVPS = MathUtil.ComputeCubemapViewMatriciesLH(Vector3.Zero, rotation, projection);
var flags = SkyFlags.FOG;
ApplyColorSpace(ref flags, settings);
device.PipelineState = factory[(int)flags];
// rs.DepthStencilState = DepthStencilState.None ;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get(settings.SunTemperature);
skyConstsData.SkyIntensity = settings.SkyIntensity;
for (int i = 0; i < 6; ++i)
{
device.SetTargets(null, SkyCube.GetSurface(0, (CubeFace)i));
SkyCube.SetViewport();
skyConstsData.MatrixWVP = cubeWVPS[i];
skyConstsCB.SetData(skyConstsData);
device.VertexShaderConstants[0] = skyConstsCB;
device.PixelShaderConstants[0] = skyConstsCB;
device.SetupVertexInput(skyVB, null);
device.Draw(skyVB.Capacity, 0);
}
device.ResetStates();
SkyCube.BuildMipmaps();
}
}
/// <summary>
/// Creates ViewLayerHDR instance
/// </summary>
/// <param name="Game">Game engine</param>
/// <param name="width">Target width.</param>
/// <param name="height">Target height.</param>
public RenderWorld(Game game, int width, int height)
{
Game = game;
this.rs = Game.RenderSystem;
Camera = new Camera();
var vp = Game.GraphicsDevice.DisplayBounds;
if (width <= 0)
{
width = vp.Width;
}
if (height <= 0)
{
height = vp.Height;
}
HdrSettings = new HdrSettings();
SkySettings = new SkySettings();
DofSettings = new DofSettings();
FogSettings = new FogSettings();
Instances = new List <MeshInstance>();
LightSet = new LightSet(Game.RenderSystem);
debug = new DebugRender(Game);
particleSystem = new ParticleSystem(Game.RenderSystem, this);
MeasuredOld = new RenderTarget2D(Game.GraphicsDevice, ColorFormat.Rgba32F, 1, 1);
MeasuredNew = new RenderTarget2D(Game.GraphicsDevice, ColorFormat.Rgba32F, 1, 1);
radianceFrame = new HdrFrame(Game, 512, 512);
Radiance = new RenderTargetCube(Game.GraphicsDevice, ColorFormat.Rgba16F, RenderSystem.EnvMapSize, true);
RadianceCache = new TextureCubeArray(Game.GraphicsDevice, 128, RenderSystem.MaxEnvLights, ColorFormat.Rgba16F, true);
Resize(width, height);
}
/// <summary>
/// Renders sky with specified technique
/// </summary>
/// <param name="rendCtxt"></param>
/// <param name="techName"></param>
internal void Render( Camera camera, StereoEye stereoEye, HdrFrame frame, SkySettings settings )
{
var scale = Matrix.Scaling( settings.SkySphereSize );
var rotation = Matrix.Identity;
var sunPos = settings.SunPosition;
var sunColor = settings.SunGlowColor;
rs.ResetStates();
//rs.DepthStencilState = depthBuffer==null? DepthStencilState.None : DepthStencilState.Default ;
rs.SetTargets( frame.DepthBuffer.Surface, frame.HdrBuffer.Surface );
var viewMatrix = camera.GetViewMatrix( stereoEye );
var projMatrix = camera.GetProjectionMatrix( stereoEye );
skyConstsData.MatrixWVP = scale * rotation * MathUtil.Transformation( viewMatrix.Right, viewMatrix.Up, viewMatrix.Backward ) * projMatrix;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get( settings.SunTemperature );
skyConstsData.SkyIntensity = settings.SkyIntensity;
skyConstsCB.SetData( skyConstsData );
rs.VertexShaderConstants[0] = skyConstsCB;
rs.PixelShaderConstants[0] = skyConstsCB;
//
// Sky :
//
SkyFlags flags = SkyFlags.SKY;
ApplyColorSpace( ref flags, settings );
rs.PipelineState = factory[(int)flags];
rs.SetupVertexInput( skyVB, null );
rs.Draw( skyVB.Capacity, 0 );
rs.ResetStates();
}
/// <summary>
/// Renders fog look-up table
/// </summary>
internal void RenderFogTable( SkySettings settings )
{
var sunPos = settings.SunPosition;
var sunColor = settings.SunLightColor;
var rotation = Matrix.Identity;
var projection = MathUtil.ComputeCubemapProjectionMatrixLH( 0.125f, 10.0f );
var cubeWVPS = MathUtil.ComputeCubemapViewMatriciesLH( Vector3.Zero, rotation, projection );
var flags = SkyFlags.FOG;
ApplyColorSpace( ref flags, settings );
rs.PipelineState = factory[(int)flags];
// rs.DepthStencilState = DepthStencilState.None ;
skyConstsData.SunPosition = sunPos;
skyConstsData.SunColor = sunColor;
skyConstsData.Turbidity = settings.SkyTurbidity;
skyConstsData.Temperature = Temperature.Get( settings.SunTemperature );
skyConstsData.SkyIntensity = settings.SkyIntensity;
for( int i = 0; i < 6; ++i ) {
rs.SetTargets( null, SkyCube.GetSurface(0, (CubeFace)i ) );
SkyCube.SetViewport();
skyConstsData.MatrixWVP = cubeWVPS[i];
skyConstsCB.SetData( skyConstsData );
rs.VertexShaderConstants[0] = skyConstsCB;
rs.PixelShaderConstants[0] = skyConstsCB;
rs.SetupVertexInput( skyVB, null );
rs.Draw( skyVB.Capacity, 0 );
}
rs.ResetStates();
SkyCube.BuildMipmaps();
}
/// <summary>
/// Selects colorspace in ubershader.
/// </summary>
/// <param name="flags"></param>
/// <param name="settings"></param>
void ApplyColorSpace ( ref SkyFlags flags, SkySettings settings )
{
switch (settings.RgbSpace) {
case RgbSpace.CIE_RGB : flags |= SkyFlags.CIERGB; break;
case RgbSpace.sRGB : flags |= SkyFlags.SRGB; break;
}
}
/// <summary>
/// Creates ViewLayerHDR instance
/// </summary>
/// <param name="Game">Game engine</param>
/// <param name="width">Target width.</param>
/// <param name="height">Target height.</param>
public RenderWorld ( Game game, int width, int height ) : base( game )
{
var vp = Game.GraphicsDevice.DisplayBounds;
if (width<=0) {
width = vp.Width;
}
if (height<=0) {
height = vp.Height;
}
HdrSettings = new HdrSettings();
SkySettings = new SkySettings();
DofSettings = new DofSettings();
Instances = new List<MeshInstance>();
LightSet = new LightSet( Game.RenderSystem );
debug = new DebugRender( Game );
particleSystem = new ParticleSystem( Game.RenderSystem, this );
MeasuredOld = new RenderTarget2D( Game.GraphicsDevice, ColorFormat.Rgba32F, 1, 1 );
MeasuredNew = new RenderTarget2D( Game.GraphicsDevice, ColorFormat.Rgba32F, 1, 1 );
radianceFrame = new HdrFrame( Game, 512,512 );
Radiance = new RenderTargetCube( Game.GraphicsDevice, ColorFormat.Rgba16F, RenderSystem.EnvMapSize, true );
RadianceCache = new TextureCubeArray( Game.GraphicsDevice, 128, RenderSystem.MaxEnvLights, ColorFormat.Rgba16F, true );
Resize( width, height );
}
