Improvements to CBNW and BIZR act as a dye

includes/powder.h

@@ -326,6 +326,7 @@ int update_GBMB(UPDATE_FUNC_ARGS);
 int update_CO2(UPDATE_FUNC_ARGS);
 int update_CBNW(UPDATE_FUNC_ARGS);
 int update_STOR(UPDATE_FUNC_ARGS);
+int update_BIZR(UPDATE_FUNC_ARGS);
 
 int update_MISC(UPDATE_FUNC_ARGS);
 int update_legacy_PYRO(UPDATE_FUNC_ARGS);
@@ -508,9 +509,9 @@ static const part_type ptypes[PT_NUM] =
 	{"FRZZ",	PIXPACK(0xC0E0FF),	0.7f,	0.01f * CFDS,	0.96f,	0.90f,	-0.1f,	0.05f,	0.01f,	-0.00005f* CFDS,1,	0,		0,	0,	20,	1,	1,	50,		SC_POWDERS,		90.0f,					46,		"FREEZE", ST_SOLID, TYPE_PART, &update_FRZZ},
 	{"FRZW",	PIXPACK(0x1020C0),	0.6f,	0.01f * CFDS,	0.98f,	0.95f,	0.0f,	0.1f,	0.00f,	0.000f	* CFDS,	2,	0,		0,	0,	20,	1,	1,	30,		SC_CRACKER2,	120.0f,					29,		"FREEZE WATER", ST_LIQUID, TYPE_LIQUID||PROP_LIFE_DEC, &update_FRZW},
 	{"GRAV",	PIXPACK(0xFFE0A0),	0.7f,	0.00f * CFDS,	1.00f,	1.00f,	0.0f,	0.0f,	0.00f,	0.000f	* CFDS,	1,	10,		0,	0,	30,	1,	1,	85,		SC_POWDERS,		R_TEMP+0.0f	+273.15f,	70,		"Very light dust. Changes colour based on velocity.", ST_SOLID, TYPE_PART, &update_MISC},
-	{"BIZR",	PIXPACK(0x00FF77),	0.6f,	0.01f * CFDS,	0.98f,	0.95f,	0.0f,	0.1f,	0.00f,	0.000f	* CFDS,	2,	0,		0,	0,	20,	1,	1,	30,		SC_LIQUID,		R_TEMP+0.0f	+273.15f,	29,		"Bizarre... contradicts the normal state changes.", ST_LIQUID, TYPE_LIQUID, NULL},
+	{"BIZR",	PIXPACK(0x00FF77),	0.6f,	0.01f * CFDS,	0.98f,	0.95f,	0.0f,	0.1f,	0.00f,	0.000f	* CFDS,	2,	0,		0,	0,	20,	1,	1,	30,		SC_LIQUID,		R_TEMP+0.0f	+273.15f,	29,		"Bizarre... contradicts the normal state changes.", ST_LIQUID, TYPE_LIQUID, &update_BIZR},
-	{"BIZG",	PIXPACK(0x00FFBB),	1.0f,	0.01f * CFDS,	0.99f,	0.30f,	-0.1f,	0.0f,	2.75f,	0.000f	* CFDS,	0,	0,		0,	0,	1,	1,	1,	1,		SC_CRACKER2,	R_TEMP-200.0f+273.15f,	42,		"Bizarre gas", ST_GAS, TYPE_GAS, NULL},
+	{"BIZG",	PIXPACK(0x00FFBB),	1.0f,	0.01f * CFDS,	0.99f,	0.30f,	-0.1f,	0.0f,	2.75f,	0.000f	* CFDS,	0,	0,		0,	0,	1,	1,	1,	1,		SC_CRACKER2,	R_TEMP-200.0f+273.15f,	42,		"Bizarre gas", ST_GAS, TYPE_GAS, &update_BIZR},
-	{"BIZS",	PIXPACK(0x00E455),	0.0f,	0.00f * CFDS,	0.90f,	0.00f,	0.0f,	0.0f,	0.00f,	0.000f	* CFDS,	0,	0,		0,	1,	1,	1,	1,	100,	SC_CRACKER2,	R_TEMP+300.0f+273.15f,	251,	"Bizarre solid", ST_SOLID, TYPE_SOLID, NULL},
+	{"BIZS",	PIXPACK(0x00E455),	0.0f,	0.00f * CFDS,	0.90f,	0.00f,	0.0f,	0.0f,	0.00f,	0.000f	* CFDS,	0,	0,		0,	1,	1,	1,	1,	100,	SC_CRACKER2,	R_TEMP+300.0f+273.15f,	251,	"Bizarre solid", ST_SOLID, TYPE_SOLID, &update_BIZR},
 	{"INST",	PIXPACK(0x404039),	0.0f,	0.00f * CFDS,	0.90f,	0.00f,	0.0f,	0.0f,	0.00f,	0.000f	* CFDS,	0,	0,		0,	1,	1,	1,	1,	100,	SC_ELEC,		R_TEMP+0.0f	+273.15f,	251,	"Instantly conducts, PSCN to charge, NSCN to take.", ST_SOLID, TYPE_SOLID|PROP_LIFE_DEC, NULL},
 	{"ISOZ",	PIXPACK(0xAA30D0),	0.6f,	0.01f * CFDS,	0.98f,	0.95f,	0.0f,	0.1f,	0.00f,	0.000f	* CFDS,	2,	0,		0,	0,	0,	1,	1,	24,		SC_NUCLEAR,		R_TEMP-2.0f	+273.15f,	29,		"Radioactive liquid", ST_LIQUID, TYPE_LIQUID|PROP_NEUTPENETRATE, &update_ISZ},
 	{"ISZS",	PIXPACK(0x662089),	0.0f,	0.00f * CFDS,	0.90f,	0.00f,	0.0f,	0.0f,	0.00f,	-0.0007f* CFDS,	0,	0,		0,	1,	1,	1,	1,	100,	SC_NUCLEAR,		140.00f,				251,	"Solid form of ISOZ, slowly decays.", ST_SOLID, TYPE_SOLID, &update_ISZ},

src/elements/bizr.c

@@ -0,0 +1,39 @@
+#include <element.h>
+
+//Used by ALL 3 BIZR states
+int update_BIZR(UPDATE_FUNC_ARGS) {
+	int r, rx, ry, nr, ng, nb, na;
+	float tr, tg, tb, ta, mr, mg, mb, ma;
+	float blend;
+	if(parts[i].dcolour){
+		for (rx=-2; rx<3; rx++)
+			for (ry=-2; ry<3; ry++)
+				if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
+				{
+					r = pmap[y+ry][x+rx];
+					if (!r)
+						continue;
+					if ((r&0xFF)!=PT_BIZR && (r&0xFF)!=PT_BIZRG  && (r&0xFF)!=PT_BIZRS)
+					{
+						blend = 0.95f;
+						tr = (parts[r>>8].dcolour>>16)&0xFF;
+						tg = (parts[r>>8].dcolour>>8)&0xFF;
+						tb = (parts[r>>8].dcolour)&0xFF;
+						ta = (parts[r>>8].dcolour>>24)&0xFF;
+						
+						mr = (parts[i].dcolour>>16)&0xFF;
+						mg = (parts[i].dcolour>>8)&0xFF;
+						mb = (parts[i].dcolour)&0xFF;
+						ma = (parts[i].dcolour>>24)&0xFF;
+						
+						nr = (tr*blend) + (mr*(1-blend));
+						ng = (tg*blend) + (mg*(1-blend));
+						nb = (tb*blend) + (mb*(1-blend));
+						na = (ta*blend) + (ma*(1-blend));
+						
+						parts[r>>8].dcolour = nr<<16 | ng<<8 | nb | na<<24;
+					}
+				}
+	}
+	return 0;
+}

src/elements/cbnw.c

@@ -14,7 +14,7 @@ int update_CBNW(UPDATE_FUNC_ARGS) {
 	if(oldt==1)
 	{
 		//Explode
-		if(!(rand()%2))
+		if(rand()%4)
 		{
 			part_change_type(i,x,y,PT_WATR);
 		} else {
@@ -27,12 +27,22 @@ int update_CBNW(UPDATE_FUNC_ARGS) {
 			if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
 			{
 				r = pmap[y+ry][x+rx];
-				if ((r>>8)>=NPART || !r)
+				if (!r)
 					continue;
-				if ((r&0xFF)==PT_SALT && parts[i].tmp == 0 && 1>(rand()%250))
+				if (ptypes[r&0xFF].properties&TYPE_PART && parts[i].tmp == 0 && 1>(rand()%250))
 				{
 					//Start explode
-					parts[i].tmp = rand()%50;//(rand()%100)+50;
+					parts[i].tmp = rand()%25;//(rand()%100)+50;
+				}
+				else if(ptypes[r&0xFF].properties&TYPE_SOLID && (r&0xFF)!=PT_DMND && (r&0xFF)!=PT_GLAS && parts[i].tmp == 0 && (2-pv[y/CELL][x/CELL])>(rand()%20000))
+				{
+					if(rand()%2)
+					{
+						part_change_type(i,x,y,PT_WATR);
+					} else {
+						pv[y/CELL][x/CELL] += 0.5f;
+						part_change_type(i,x,y,PT_CO2);
+					}
 				}
 				if ((r&0xFF)==PT_CBNW)
 				{
@@ -61,11 +71,6 @@ int update_CBNW(UPDATE_FUNC_ARGS) {
 							return 1;
 						}
 				}
-				/*if ((r&0xFF)==PT_CNCT && 1>(rand()%500))	Concrete+Water to paste, not very popular
-				{
-					part_change_type(i,x,y,PT_PSTE);
-					kill_part(r>>8);
-				}*/
 			}
 	return 0;
 }