public void DrawWallShadows(List <Vector2[]> walls, LightData pointLight)
{
GD.SetRenderTarget(ShadowTarg);
var geom = ShadowGeometry.GenerateWallShadows(walls, pointLight);
DrawShadows(geom, (pointLight.LightType == LightType.OUTDOORS)?2:0, pointLight);
}
public void DrawWallShadows(List <Vector2[]> walls, LightData pointLight)
{
if (pointLight.LightType == LightType.OUTDOORS && WallComp != null)
{
CreateOutsideIfMissing();
LightEffect.Parameters["shadowMap"].SetValue(OutsideShadowTarg);
if (OutShadowFloor == pointLight.Level)
{
return;
}
OutShadowFloor = pointLight.Level;
GD.SetRenderTarget(OutsideShadowTarg);
var rect = new Rectangle(DrawRect.X * 2, DrawRect.Y * 2, DrawRect.Width * 2, DrawRect.Height * 2);
GD.ScissorRectangle = rect;
GD.Clear(Color.Black);
var effect = this.GradEffect;
effect.Parameters["Projection"].SetValue(Projection);
var mat = GetSunlightMat(pointLight);
GD.BlendState = MaxBlendRed;
WallComp.DrawLMap(GD, pointLight, Projection, mat);
Blueprint.Terrain.DrawLMap(GD, pointLight, Projection, mat);
Blueprint.RoofComp.DrawLMap(GD, pointLight, Projection, mat);
effect.CurrentTechnique = effect.Techniques[0];
EffectPassCollection passes = effect.Techniques[0].Passes;
passes[2].Apply();
if (WorldConfig.Current.UltraLighting)
{
Draw3DObjShadows(pointLight, false);
}
}
else
{
GD.SetRenderTarget(ShadowTarg);
var geom = ShadowGeometry.GenerateWallShadows(walls, pointLight);
GD.BlendState = AddBlendRed;
DrawShadows(geom, (pointLight.LightType == LightType.OUTDOORS) ? 2 : 0, pointLight);
}
}
public void DrawWallShadows(List <Vector2[]> walls, LightData pointLight)
{
if (pointLight.LightType == LightType.OUTDOORS && WallComp != null)
{
CreateOutsideIfMissing();
LightEffect.shadowMap = OutsideShadowTarg;
if (OutShadowFloor == pointLight.Level)
{
return;
}
OutShadowFloor = pointLight.Level;
GD.SetRenderTarget(OutsideShadowTarg);
var rect = new Rectangle(DrawRect.X * 2, DrawRect.Y * 2, DrawRect.Width * 2, DrawRect.Height * 2);
GD.ScissorRectangle = rect;
GD.Clear(Color.Black);
var effect = this.GradEffect;
effect.Projection = Projection;
var mat = GetSunlightMat(pointLight);
GD.BlendState = MaxBlendRed;
WallComp.DrawLMap(GD, pointLight, Projection, mat);
GD.BlendState = MaxBlendRed;
Blueprint.Terrain.DrawLMap(GD, pointLight, Projection, mat);
Blueprint.RoofComp.DrawLMap(GD, pointLight, Projection, mat);
effect.CurrentTechnique = effect.Techniques[0];
EffectPassCollection passes = effect.Techniques[0].Passes;
passes[2].Apply();
if (WorldConfig.Current.UltraLighting)
{
Draw3DObjShadows(pointLight, false);
}
//blit outside shadows onto post target (for blur)
if (OutsideShadowTargPost != null)
{
var blend = GD.BlendState;
var rast = GD.RasterizerState;
var seffect = WorldContent.SpriteEffect;
//seffect.blurAmount = 0.7f / Blueprint.Width);
//seffect.blurAmount = 0.4f / Blueprint.Width);
//seffect.heightMultiplier = pointLight.FalloffMultiplier);
var blur = (0.2f / Blueprint.Width) * (float)Math.Pow(pointLight.FalloffMultiplier, 0.8f);
var height = Math.Max(pointLight.FalloffMultiplier / 1.5f, 1);
var harden = 0.03f * (float)Math.Sqrt(pointLight.FalloffMultiplier);
//lower shadow target quality as blur size increases (to save on memory bandwidth)
if (pointLight.FalloffMultiplier > 6)
{
ShadowTargQualityDivider = 4;
}
if (pointLight.FalloffMultiplier > 3)
{
ShadowTargQualityDivider = 2;
}
else
{
ShadowTargQualityDivider = 1;
}
seffect.blurAmount = new Vector2(blur, blur * 2 / 5f);
seffect.heightMultiplier = new Vector2(height, height * 5 / 2f);
seffect.hardenBias = new Vector2(harden, harden * 0.5f);
seffect.noiseTexture = TextureGenerator.GetUniformNoise(GD);
for (int i = 0; i < 4; i++)
{
seffect.SetTechnique((int)SpriteEffectTechniques.ShadowSeparableBlit1 + i);
RenderTarget2D tex;
if (i % 2 == 0)
{
GD.SetRenderTarget(OutsideShadowTargPost);
tex = OutsideShadowTarg;
}
else
{
GD.SetRenderTarget(OutsideShadowTarg);
tex = OutsideShadowTargPost;
}
ShadowTargBlit.Begin(blendState: (i == 1)? OpaqueBA : BlendState.Opaque, effect: seffect, samplerState: SamplerState.PointClamp);
ShadowTargBlit.Draw(tex, new Rectangle(0, 0, tex.Width, tex.Height), Color.White);
ShadowTargBlit.End();
}
/*
* ShadowTargBlit.Begin(blendState: BlendState.Opaque, effect: seffect);
* seffect.CurrentTechnique = seffect.Techniques["ShadowBlurBlit"];
* seffect.blurAmount = 0.7f / Blueprint.Width);
* seffect.heightMultiplier = pointLight.FalloffMultiplier);
* seffect.noiseTexture"]?.SetValue(TextureGenerator.GetUniformNoise(GD));
* ShadowTargBlit.Draw(OutsideShadowTarg, new Rectangle(0, 0, OutsideShadowTarg.Width, OutsideShadowTarg.Height), Color.White);
* ShadowTargBlit.End();
*/
GD.SetRenderTarget(OutsideShadowTarg);
GD.RasterizerState = rast;
GD.BlendState = blend;
}
}
else
{
GD.SetRenderTarget(ShadowTarg);
var geom = ShadowGeometry.GenerateWallShadows(walls, pointLight);
GD.BlendState = AddBlendRed;
DrawShadows(geom, (pointLight.LightType == LightType.OUTDOORS) ? 2 : 0, pointLight);
}
}