| public SetFog ( bool overrideScene, FogMode mode, ColorEx color, float density, float start, float end ) : void | ||
| overrideScene | bool | /// If true, you authorise this pass to override the scene's fog params with it's own settings. /// If you specify false, so other parameters are necessary, and this is the default behaviour for passs. /// |
| mode | FogMode |
/// Only applicable if |
| color | ColorEx | /// The color of the fog. Either set this to the same as your viewport background color, /// or to blend in with a skydome or skybox. /// |
| density | float | /// The density of the fog in FogMode.Exp or FogMode.Exp2 mode, as a value between 0 and 1. /// The default is 0.001. /// |
| start | float | /// Distance in world units at which linear fog starts to encroach. /// Only applicable if mode is FogMode.Linear. /// |
| end | float | /// Distance in world units at which linear fog becomes completely opaque. /// Only applicable if mode is FogMode.Linear. /// |
| return | void | |
public void SetFog( bool overrideScene, FogMode mode, ColorEx color, float density, float start, float end )
{
_fogOverride = overrideScene;
// set individual params if overriding scene level fog
if ( overrideScene )
{
_fogMode = mode;
_fogColor = color;
_fogDensity = density;
_fogStart = start;
_fogEnd = end;
}
}
public override bool PreAddToRenderState( TargetRenderState targetRenderState, Pass srcPass, Pass dstPass )
{
FogMode fMode;
ColorEx newFogColor;
Real newFogStart, newFogEnd, newFogDensity;
if ( srcPass.FogOverride )
{
fMode = srcPass.FogMode;
newFogColor = srcPass.FogColor;
newFogStart = srcPass.FogStart;
newFogEnd = srcPass.FogEnd;
newFogDensity = srcPass.FogDensity;
}
else
{
var sceneMgr = ShaderGenerator.Instance.ActiveSceneManager;
if ( sceneMgr == null )
{
fMode = FogMode.None;
newFogColor = ColorEx.White;
newFogStart = 0.0f;
newFogEnd = 0.0f;
newFogDensity = 0.0f;
}
else
{
fMode = sceneMgr.FogMode;
newFogColor = sceneMgr.FogColor;
newFogStart = sceneMgr.FogStart;
newFogEnd = sceneMgr.FogEnd;
newFogDensity = sceneMgr.FogDensity;
}
this.passOverrideParams = false;
}
//Set fog properties
SetFogProperties( fMode, newFogColor, newFogStart, newFogEnd, newFogDensity );
//Override scene fog since it will happen in shader
dstPass.SetFog( true, FogMode.None, newFogColor, newFogDensity, newFogStart, newFogEnd );
return true;
}