/// <summary>
///
/// </summary>
/// <param name="?"></param>
public void RenderShadows( Matrix view, Matrix projection, IShadowCaster shadowCaster )
{
if (Config.SkipShadows) {
return;
}
Game.GraphicsDevice.ResetStates();
if ( csmDepth.Height!=Config.CSMSize || spotDepth.Height!=Config.SpotShadowSize * 4) {
CreateShadowMaps();
}
var device = Game.GraphicsDevice;
device.Clear( csmDepth.Surface, 1, 0 );
device.Clear( csmColor.Surface, Color4.White );
Matrix[] shadowViews, shadowProjections;
ComputeCSMMatricies( view, out shadowViews, out shadowProjections, out csmViewProjections );
for (int i=0; i<4; i++) {
var smSize = Config.CSMSize;
var context = new ShadowRenderContext();
context.ShadowView = shadowViews[i];
context.ShadowProjection = shadowProjections[i];
context.ShadowViewport = new Viewport( smSize * i, 0, smSize, smSize );
context.FarDistance = 1;
context.SlopeBias = Config.CSMSlopeBias;
context.DepthBias = Config.CSMDepthBias;
context.ColorBuffer = csmColor.Surface;
context.DepthBuffer = csmDepth.Surface;
shadowCaster.RenderShadowMapCascade( context );
}
//
// Spot-Lights :
//
device.Clear( spotDepth.Surface, 1, 0 );
device.Clear( spotColor.Surface, Color4.White );
for (int i=0; i<spotLights.Count; i++) {
var spot = spotLights[i];
var smSize = Config.SpotShadowSize;
var context = new ShadowRenderContext();
var dx = i % 4;
var dy = i / 4;
var far = spot.Projection.GetFarPlaneDistance();
context.ShadowView = spot.SpotView;
context.ShadowProjection = spot.Projection;
context.ShadowViewport = new Viewport( smSize * dx, smSize * dy, smSize, smSize );
context.FarDistance = far;
context.SlopeBias = Config.SpotSlopeBias;
context.DepthBias = Config.SpotDepthBias;
context.ColorBuffer = spotColor.Surface;
context.DepthBuffer = spotDepth.Surface;
shadowCaster.RenderShadowMapCascade( context );
}
}
/// <summary>
///
/// </summary>
/// <param name="?"></param>
public void RenderShadows(Matrix view, Matrix projection, IShadowCaster shadowCaster)
{
if (Config.SkipShadows)
{
return;
}
Game.GraphicsDevice.ResetStates();
if (csmDepth.Height != Config.CSMSize || spotDepth.Height != Config.SpotShadowSize * 4)
{
CreateShadowMaps();
}
var device = Game.GraphicsDevice;
device.Clear(csmDepth.Surface, 1, 0);
device.Clear(csmColor.Surface, Color4.White);
Matrix[] shadowViews, shadowProjections;
ComputeCSMMatricies(view, out shadowViews, out shadowProjections, out csmViewProjections);
for (int i = 0; i < 4; i++)
{
var smSize = Config.CSMSize;
var context = new ShadowRenderContext();
context.ShadowView = shadowViews[i];
context.ShadowProjection = shadowProjections[i];
context.ShadowViewport = new Viewport(smSize * i, 0, smSize, smSize);
context.FarDistance = 1;
context.SlopeBias = Config.CSMSlopeBias;
context.DepthBias = Config.CSMDepthBias;
context.ColorBuffer = csmColor.Surface;
context.DepthBuffer = csmDepth.Surface;
shadowCaster.RenderShadowMapCascade(context);
}
//
// Spot-Lights :
//
device.Clear(spotDepth.Surface, 1, 0);
device.Clear(spotColor.Surface, Color4.White);
for (int i = 0; i < spotLights.Count; i++)
{
var spot = spotLights[i];
var smSize = Config.SpotShadowSize;
var context = new ShadowRenderContext();
var dx = i % 4;
var dy = i / 4;
var far = spot.Projection.GetFarPlaneDistance();
context.ShadowView = spot.SpotView;
context.ShadowProjection = spot.Projection;
context.ShadowViewport = new Viewport(smSize * dx, smSize * dy, smSize, smSize);
context.FarDistance = far;
context.SlopeBias = Config.SpotSlopeBias;
context.DepthBias = Config.SpotDepthBias;
context.ColorBuffer = spotColor.Surface;
context.DepthBuffer = spotDepth.Surface;
shadowCaster.RenderShadowMapCascade(context);
}
}
