add new PhotonReflectWavelengths property, add reflection color for POLO

src/lua/LegacyLuaAPI.cpp

@@ -288,6 +288,12 @@ int luacon_element_getproperty(const char * key, int * format, unsigned int * mo
 		offset = offsetof(Element, Hardness);
 		*format = 0;
 	}
+	// Not sure if this should be enabled
+	// Also, needs a new format type for unsigned ints
+	/*else if (!strcmp(key, "photonreflectwavelengths")) {
+		offset = offsetof(Element, PhotonReflectWavelengths);
+		*format = ;
+	}*/
 	else if (!strcmp(key, "menu")) {
 		offset = offsetof(Element, MenuVisible);
 		*format = 0;

src/simulation/Simulation.cpp

@@ -4419,24 +4419,8 @@ void Simulation::UpdateParticles(int start, int end)
 						continue;
 					}
 
-					// this should be replaced with a particle type attribute ("photwl" or something)
-					if ((r & 0xFF) == PT_PSCN) parts[i].ctype  = 0x00000000;
-					else if ((r & 0xFF) == PT_NSCN) parts[i].ctype  = 0x00000000;
-					else if ((r & 0xFF) == PT_SPRK) parts[i].ctype  = 0x00000000;
-					else if ((r & 0xFF) == PT_COAL) parts[i].ctype  = 0x00000000;
-					else if ((r & 0xFF) == PT_BCOL) parts[i].ctype  = 0x00000000;
-					else if ((r & 0xFF) == PT_PLEX) parts[i].ctype &= 0x1F00003E;
-					else if ((r & 0xFF) == PT_NITR) parts[i].ctype &= 0x0007C000;
-					else if ((r & 0xFF) == PT_NBLE) parts[i].ctype &= 0x3FFF8000;
-					else if ((r & 0xFF) == PT_LAVA) parts[i].ctype &= 0x3FF00000;
-					else if ((r & 0xFF) == PT_ACID) parts[i].ctype &= 0x1FE001FE;
-					else if ((r & 0xFF) == PT_DUST) parts[i].ctype &= 0x3FFFFFC0;
-					else if ((r & 0xFF) == PT_SNOW) parts[i].ctype &= 0x03FFFFFF;
-					else if ((r & 0xFF) == PT_GOO)  parts[i].ctype &= 0x3FFAAA00;
-					else if ((r & 0xFF) == PT_PLNT) parts[i].ctype &= 0x0007C000;
-					else if ((r & 0xFF) == PT_PLUT) parts[i].ctype &= 0x001FCE00;
-					else if ((r & 0xFF) == PT_URAN) parts[i].ctype &= 0x003FC000;
-					else if ((r & 0xFF) == PT_GOLD) parts[i].ctype &= 0x3C038100;
+					if (r&0xFF)
+						parts[i].ctype &= elements[r&0xFF].PhotonReflectWavelengths;
 
 					if (get_normal_interp(t, parts[i].x, parts[i].y, parts[i].vx, parts[i].vy, &nrx, &nry))
 					{

src/simulation/elements/ACID.cpp

@@ -23,6 +23,7 @@ Element_ACID::Element_ACID()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 0;
+	PhotonReflectWavelengths = 0x1FE001FE;
 
 	Weight = 10;
 

src/simulation/elements/BCOL.cpp

@@ -23,6 +23,7 @@ Element_BCOL::Element_BCOL()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 2;
+	PhotonReflectWavelengths = 0x00000000;
 
 	Weight = 90;
 

src/simulation/elements/COAL.cpp

@@ -23,6 +23,7 @@ Element_COAL::Element_COAL()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 20;
+	PhotonReflectWavelengths = 0x00000000;
 
 	Weight = 100;
 

src/simulation/elements/DUST.cpp

@@ -23,6 +23,7 @@ Element_DUST::Element_DUST()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 30;
+	PhotonReflectWavelengths = 0x3FFFFFC0;
 
 	Weight = 85;
 

src/simulation/elements/Element.cpp

@@ -23,6 +23,7 @@ Element::Element():
 	Explosive(0),
 	Meltable(0),
 	Hardness(30),
+	PhotonReflectWavelengths(0x3FFFFFFF),
 
 	Weight(50),
 
@@ -68,6 +69,7 @@ std::vector<StructProperty> Element::GetProperties()
 	properties.push_back(StructProperty("Explosive",					StructProperty::Integer,	offsetof(Element, Explosive)));
 	properties.push_back(StructProperty("Meltable",						StructProperty::Integer,	offsetof(Element, Meltable)));
 	properties.push_back(StructProperty("Hardness",						StructProperty::Integer,	offsetof(Element, Hardness)));
+	properties.push_back(StructProperty("PhotonReflectWavelengths",		StructProperty::UInteger,	offsetof(Element, PhotonReflectWavelengths)));
 	properties.push_back(StructProperty("Weight",						StructProperty::Integer,	offsetof(Element, Weight)));
 	properties.push_back(StructProperty("Temperature",					StructProperty::Float,		offsetof(Element, Temperature)));
 	properties.push_back(StructProperty("HeatConduct",					StructProperty::UChar,		offsetof(Element, HeatConduct)));

src/simulation/elements/Element.h

@@ -33,6 +33,8 @@ class Element
 	int Explosive;
 	int Meltable;
 	int Hardness;
+	// Photon wavelengths are ANDed with this value when a photon hits an element, meaning that only wavelengths present in both this value and the original photon will remain in the reflected photon
+	unsigned int PhotonReflectWavelengths;
 	int Weight;
 	float Temperature;
 	unsigned char HeatConduct;

src/simulation/elements/GOLD.cpp

@@ -24,6 +24,7 @@ Element_GOLD::Element_GOLD()
 	Explosive = 0;
 	Meltable = 1;
 	Hardness = 0;
+	PhotonReflectWavelengths = 0x3C038100;
 
 	Weight = 100;
 

src/simulation/elements/GOO.cpp

@@ -23,6 +23,7 @@ Element_GOO::Element_GOO()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 12;
+	PhotonReflectWavelengths = 0x3FFAAA00;
 
 	Weight = 100;
 

src/simulation/elements/LAVA.cpp

@@ -23,6 +23,7 @@ Element_LAVA::Element_LAVA()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 2;
+	PhotonReflectWavelengths = 0x3FF00000;
 
 	Weight = 45;
 

src/simulation/elements/NBLE.cpp

@@ -23,6 +23,7 @@ Element_NBLE::Element_NBLE()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 1;
+	PhotonReflectWavelengths = 0x3FFF8000;
 
 	Weight = 1;
 

src/simulation/elements/NITR.cpp

@@ -23,6 +23,7 @@ Element_NITR::Element_NITR()
 	Explosive = 2;
 	Meltable = 0;
 	Hardness = 3;
+	PhotonReflectWavelengths = 0x0007C000;
 
 	Weight = 23;
 

src/simulation/elements/NSCN.cpp

@@ -23,6 +23,7 @@ Element_NSCN::Element_NSCN()
 	Explosive = 0;
 	Meltable = 1;
 	Hardness = 1;
+	PhotonReflectWavelengths = 0x00000000;
 
 	Weight = 100;
 

src/simulation/elements/PLEX.cpp

@@ -23,6 +23,7 @@ Element_PLEX::Element_PLEX()
 	Explosive = 2;
 	Meltable = 50;
 	Hardness = 1;
+	PhotonReflectWavelengths = 0x1F00003E;
 
 	Weight = 100;
 

src/simulation/elements/PLNT.cpp

@@ -23,6 +23,7 @@ Element_PLNT::Element_PLNT()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 10;
+	PhotonReflectWavelengths = 0x0007C000;
 
 	Weight = 100;
 

src/simulation/elements/PLUT.cpp

@@ -23,6 +23,7 @@ Element_PLUT::Element_PLUT()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 0;
+	PhotonReflectWavelengths = 0x001FCE00;
 
 	Weight = 90;
 

src/simulation/elements/POLO.cpp

@@ -23,6 +23,7 @@ Element_POLO::Element_POLO()
 	Explosive = 0;
 	Meltable = 1;
 	Hardness = 0;
+	PhotonReflectWavelengths = 0x000FF200;
 
 	Weight = 90;
 

src/simulation/elements/PSCN.cpp

@@ -23,6 +23,7 @@ Element_PSCN::Element_PSCN()
 	Explosive = 0;
 	Meltable = 1;
 	Hardness = 1;
+	PhotonReflectWavelengths = 0x00000000;
 
 	Weight = 100;
 

src/simulation/elements/SNOW.cpp

@@ -23,6 +23,7 @@ Element_SNOW::Element_SNOW()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 20;
+	PhotonReflectWavelengths = 0x03FFFFFF;
 
 	Weight = 50;
 

src/simulation/elements/SPRK.cpp

@@ -23,6 +23,7 @@ Element_SPRK::Element_SPRK()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 1;
+	PhotonReflectWavelengths = 0x00000000;
 
 	Weight = 100;
 

src/simulation/elements/URAN.cpp

@@ -23,6 +23,7 @@ Element_URAN::Element_URAN()
 	Explosive = 0;
 	Meltable = 0;
 	Hardness = 0;
+	PhotonReflectWavelengths = 0x003FC000;
 
 	Weight = 90;