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Lighting fixes:

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- Re-enabled lightsprites (glowing lamp sprites on lamps).
- Limb sprites use lightsprites instead of overriding the texture (positioned correctly now).
- Fixed lights that don't cast shadows not being rendered.
This commit is contained in:
Joonas Rikkonen
2018-01-11 11:23:55 +02:00
parent bd1cd15dd4
commit 47f9900fdc
6 changed files with 59 additions and 88 deletions
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Barotrauma/BarotraumaClient/Source/Map/Lights/LightSource.cs
+52 -74
View File
@@ -20,8 +20,16 @@ namespace Barotrauma.Lights
public Sprite overrideLightTexture;
public Texture2D texture;
//Additional sprite drawn on top of the lightsource. Ignores shadows.
//Can be used to make lamp sprites glow for example.
public Sprite LightSprite;
//Override the alpha value of the light sprite (if not set, the alpha of the light color is used)
//Can be used to make lamp sprites glow at full brightness even if the light itself is dim.
public float? OverrideLightSpriteAlpha;
public SpriteEffects LightSpriteEffect;
public Submarine ParentSub;
public bool CastShadows;
@@ -125,6 +133,7 @@ namespace Barotrauma.Lights
color = new Color(element.GetAttributeVector4("color", Vector4.One));
CastShadows = element.GetAttributeBool("castshadows", true);
foreach (XElement subElement in element.Elements())
{
@@ -132,6 +141,12 @@ namespace Barotrauma.Lights
{
case "sprite":
LightSprite = new Sprite(subElement);
float spriteAlpha = subElement.GetAttributeFloat("alpha", -1.0f);
if (spriteAlpha >= 0.0f)
{
OverrideLightSpriteAlpha = spriteAlpha;
}
break;
case "lighttexture":
overrideLightTexture = new Sprite(subElement);
@@ -158,34 +173,6 @@ namespace Barotrauma.Lights
if (addLight) GameMain.LightManager.AddLight(this);
}
/*public void DrawShadows(GraphicsDevice graphics, Camera cam, Matrix shadowTransform)
{
if (!CastShadows) return;
if (range < 1.0f || color.A < 0.01f) return;
foreach (Submarine sub in Submarine.Loaded)
{
var hulls = GetHullsInRange(sub);
if (hulls == null) continue;
foreach ( ConvexHull ch in hulls)
{
ch.DrawShadows(graphics, cam, this, shadowTransform, false);
}
}
var outsideHulls = GetHullsInRange(null);
NeedsHullUpdate = false;
if (outsideHulls == null) return;
foreach (ConvexHull ch in outsideHulls)
{
ch.DrawShadows(graphics, cam, this, shadowTransform, false);
}
}*/
/// <summary>
/// Update the contents of ConvexHullList and check if we need to recalculate vertices
@@ -310,7 +297,10 @@ namespace Barotrauma.Lights
private List<Vector2> FindRaycastHits()
{
if (!CastShadows) return null;
if (!CastShadows)
{
return null;
}
if (range < 1.0f || color.A < 0.01f) return null;
Vector2 drawPos = position;
@@ -359,7 +349,7 @@ namespace Barotrauma.Lights
points.AddRange(boundaryCorners);
//visibleSegments.Clear();
for (int i=0;i<4;i++)
for (int i = 0; i < 4; i++)
{
visibleSegments.Add(new Segment(boundaryCorners[i], boundaryCorners[(i + 1) % 4]));
}
@@ -396,8 +386,8 @@ namespace Barotrauma.Lights
foreach (SegmentPoint p in points)
{
Vector2 dir = Vector2.Normalize(p.WorldPos - drawPos);
Vector2 dirNormal = new Vector2(-dir.Y, dir.X)*3;
Vector2 dirNormal = new Vector2(-dir.Y, dir.X) * 3;
//do two slightly offset raycasts to hit the segment itself and whatever's behind it
Pair<int,Vector2> intersection1 = RayCast(drawPos, drawPos + dir * bounds * 2 - dirNormal, visibleSegments);
Pair<int,Vector2> intersection2 = RayCast(drawPos, drawPos + dir * bounds * 2 + dirNormal, visibleSegments);
@@ -580,7 +570,10 @@ namespace Barotrauma.Lights
public void Draw(SpriteBatch spriteBatch, BasicEffect lightEffect, Matrix transform)
{
CheckHullsInRange();
if (CastShadows)
{
CheckHullsInRange();
}
Vector3 offset = ParentSub == null ? Vector3.Zero :
new Vector3(ParentSub.DrawPosition.X, ParentSub.DrawPosition.Y, 0.0f);
@@ -592,28 +585,31 @@ namespace Barotrauma.Lights
drawPos.Y = -drawPos.Y;
/*if (range > 1.0f)
{
if (overrideLightTexture == null)
{
Vector2 center = new Vector2(LightTexture.Width / 2, LightTexture.Height / 2);
float scale = range / (lightTexture.Width / 2.0f);
spriteBatch.Draw(lightTexture, drawPos, null, color * (color.A / 255.0f), 0, center, scale, SpriteEffects.None, 1);
}
else
{
overrideLightTexture.Draw(spriteBatch,
drawPos, color * (color.A / 255.0f),
overrideLightTexture.Origin, -Rotation,
new Vector2(overrideLightTexture.size.X / overrideLightTexture.SourceRect.Width, overrideLightTexture.size.Y / overrideLightTexture.SourceRect.Height));
}
}
if (LightSprite != null)
{
LightSprite.Draw(spriteBatch, drawPos, Color, LightSprite.Origin, -Rotation, 1);
}*/
Vector2 origin = LightSprite.Origin;
if (LightSpriteEffect == SpriteEffects.FlipHorizontally) origin.X = LightSprite.SourceRect.Width - origin.X;
if (LightSpriteEffect == SpriteEffects.FlipVertically) origin.Y = LightSprite.SourceRect.Height - origin.Y;
LightSprite.Draw(
spriteBatch, drawPos,
new Color(Color, OverrideLightSpriteAlpha ?? Color.A / 255.0f),
origin, -Rotation, 1, LightSpriteEffect);
}
//if the light doesn't cast shadows, we can simply render the texture without having to calculate the light volume
if (!CastShadows)
{
Texture2D currentTexture = texture ?? LightTexture;
if (overrideLightTexture != null) currentTexture = overrideLightTexture.Texture;
Vector2 center = new Vector2(currentTexture.Width / 2, currentTexture.Height / 2);
float scale = range / (currentTexture.Width / 2.0f);
spriteBatch.Draw(currentTexture, drawPos, null, color * (color.A / 255.0f), 0, center, scale, SpriteEffects.None, 1);
return;
}
if (NeedsRecalculation)
{
@@ -626,14 +622,14 @@ namespace Barotrauma.Lights
if (vertexCount == 0) return;
lightEffect.DiffuseColor = (new Vector3(color.R, color.G, color.B) * (color.A / 255.0f)) / 255.0f;// color.ToVector3();
lightEffect.DiffuseColor = (new Vector3(color.R, color.G, color.B) * (color.A / 255.0f)) / 255.0f;
if (overrideLightTexture != null)
{
lightEffect.Texture = overrideLightTexture.Texture;
}
else
{
lightEffect.Texture = texture??LightTexture;
lightEffect.Texture = texture ?? LightTexture;
}
lightEffect.CurrentTechnique.Passes[0].Apply();
@@ -642,28 +638,10 @@ namespace Barotrauma.Lights
GameMain.Instance.GraphicsDevice.DrawIndexedPrimitives
(
//PrimitiveType.LineList, 0, 0, indexCount / 2
PrimitiveType.TriangleList, 0, 0, indexCount / 3
);
}
/*public void FlipX()
{
if (LightSprite != null)
{
Vector2 lightOrigin = LightSprite.Origin;
lightOrigin.X = LightSprite.SourceRect.Width - lightOrigin.X;
LightSprite.Origin = lightOrigin;
}
if (overrideLightTexture != null)
{
Vector2 lightOrigin = overrideLightTexture.Origin;
lightOrigin.X = overrideLightTexture.SourceRect.Width - lightOrigin.X;
overrideLightTexture.Origin = lightOrigin;
}
}*/
public void Remove()
{
if (LightSprite != null) LightSprite.Remove();