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Added the following GL Light flags:

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- `DontLightOthers`: Acts as the inverse of `DontLightSelf`, where it won't light actors that aren't the owner.
- `DontLightMap`: The light doesn't affect the map.
This commit is contained in:
Major Cooke 2020-12-17 11:44:59 -06:00 committed by Christoph Oelckers
parent d6516f5c3b
commit 31fa78d7c9
4 changed files with 52 additions and 4 deletions
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14
src/playsim/a_dynlight.h
View file

@ -40,7 +40,9 @@ enum LightFlag
LF_ATTENUATE = 8,
LF_NOSHADOWMAP = 16,
LF_DONTLIGHTACTORS = 32,
LF_SPOT = 64
LF_SPOT = 64,
LF_DONTLIGHTOTHERS = 128,
LF_DONTLIGHTMAP = 256
};
typedef TFlags<LightFlag> LightFlags;
@ -72,6 +74,8 @@ public:
void SetDontLightSelf(bool add) { if (add) m_lightFlags |= LF_DONTLIGHTSELF; else m_lightFlags &= ~LF_DONTLIGHTSELF; }
void SetAttenuate(bool on) { m_attenuate = on; if (on) m_lightFlags |= LF_ATTENUATE; else m_lightFlags &= ~LF_ATTENUATE; }
void SetDontLightActors(bool on) { if (on) m_lightFlags |= LF_DONTLIGHTACTORS; else m_lightFlags &= ~LF_DONTLIGHTACTORS; }
void SetDontLightOthers(bool on) { if (on) m_lightFlags |= LF_DONTLIGHTOTHERS; else m_lightFlags &= ~LF_DONTLIGHTOTHERS; }
void SetDontLightMap(bool on) { if (on) m_lightFlags |= LF_DONTLIGHTMAP; else m_lightFlags &= ~LF_DONTLIGHTMAP; }
void SetNoShadowmap(bool on) { if (on) m_lightFlags |= LF_NOSHADOWMAP; else m_lightFlags &= ~LF_NOSHADOWMAP; }
void SetSpot(bool spot) { if (spot) m_lightFlags |= LF_SPOT; else m_lightFlags &= ~LF_SPOT; }
void SetSpotInnerAngle(double angle) { m_spotInnerAngle = angle; }
@ -86,6 +90,7 @@ public:
m_pitch = 0.;
m_explicitPitch = false;
}
void SetType(ELightType type) { m_type = type; }
void CopyFrom(const FLightDefaults &other)
{
@ -201,7 +206,10 @@ struct FDynamicLight
bool ShouldLightActor(AActor *check)
{
return visibletoplayer && IsActive() && (!((*pLightFlags) & LF_DONTLIGHTSELF) || target != check) && !((*pLightFlags) & LF_DONTLIGHTACTORS);
return visibletoplayer && IsActive() &&
(!((*pLightFlags) & LF_DONTLIGHTSELF) || target != check) &&
(!((*pLightFlags) & LF_DONTLIGHTOTHERS) || target == check) &&
(!((*pLightFlags) & LF_DONTLIGHTACTORS));
}
void SetOffset(const DVector3 &pos)
@ -225,6 +233,8 @@ struct FDynamicLight
bool DontShadowmap() const { return !!((*pLightFlags) & LF_NOSHADOWMAP); }
bool DontLightSelf() const { return !!((*pLightFlags) & (LF_DONTLIGHTSELF|LF_DONTLIGHTACTORS)); } // dontlightactors implies dontlightself.
bool DontLightActors() const { return !!((*pLightFlags) & LF_DONTLIGHTACTORS); }
bool DontLightOthers() const { return !!((*pLightFlags) & (LF_DONTLIGHTOTHERS)); }
bool DontLightMap() const { return !!((*pLightFlags) & (LF_DONTLIGHTMAP)); }
void Deactivate() { m_active = false; }
void Activate();

34
src/r_data/gldefs.cpp
View file

@ -189,6 +189,8 @@ static const char *LightTags[]=
"dontlightactors",
"spot",
"noshadowmap",
"dontlightothers",
"dontlightmap",
nullptr
};
@ -213,6 +215,8 @@ enum {
LIGHTTAG_DONTLIGHTACTORS,
LIGHTTAG_SPOT,
LIGHTTAG_NOSHADOWMAP,
LIGHTTAG_DONTLIGHTOTHERS,
LIGHTTAG_DONTLIGHTMAP,
};
//==========================================================================
@ -513,6 +517,12 @@ class GLDefsParser
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTOTHERS:
defaults->SetDontLightOthers(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTMAP:
defaults->SetDontLightMap(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
@ -609,6 +619,12 @@ class GLDefsParser
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTOTHERS:
defaults->SetDontLightOthers(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTMAP:
defaults->SetDontLightMap(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
@ -708,6 +724,12 @@ class GLDefsParser
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTOTHERS:
defaults->SetDontLightOthers(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTMAP:
defaults->SetDontLightMap(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
@ -806,6 +828,12 @@ class GLDefsParser
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTOTHERS:
defaults->SetDontLightOthers(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTMAP:
defaults->SetDontLightMap(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);
@ -901,6 +929,12 @@ class GLDefsParser
case LIGHTTAG_DONTLIGHTACTORS:
defaults->SetDontLightActors(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTOTHERS:
defaults->SetDontLightOthers(ParseInt(sc) != 0);
break;
case LIGHTTAG_DONTLIGHTMAP:
defaults->SetDontLightMap(ParseInt(sc) != 0);
break;
case LIGHTTAG_SPOT:
{
float innerAngle = ParseFloat(sc);

2
src/rendering/hwrenderer/scene/hw_flats.cpp
View file

@ -161,7 +161,7 @@ void HWFlat::SetupLights(HWDrawInfo *di, FLightNode * node, FDynLightData &light
{
FDynamicLight * light = node->lightsource;
if (!light->IsActive())
if (!light->IsActive() || light->DontLightMap())
{
node = node->nextLight;
continue;

6
wadsrc/static/zscript/actors/shared/dynlights.zs
View file

@ -15,6 +15,8 @@ class DynamicLight : Actor
flagdef noshadowmap: lightflags, 4;
flagdef dontlightactors: lightflags, 5;
flagdef spot: lightflags, 6;
flagdef dontlightothers: lightflags, 7;
flagdef dontlightmap: lightflags, 8;
enum EArgs
{
@ -35,7 +37,9 @@ class DynamicLight : Actor
LF_ATTENUATE = 8,
LF_NOSHADOWMAP = 16,
LF_DONTLIGHTACTORS = 32,
LF_SPOT = 64
LF_SPOT = 64,
LF_DONTLIGHTOTHERS = 128,
LF_DONTLIGHTMAP = 256,
};
enum ELightType