From 62bd61edaebabe1b48c62826bd6634b2921ac40c Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Fri, 12 Aug 2011 16:34:20 +0100
Subject: [PATCH] Better graphics for H2 and O2

---
 src/graphics.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 74 insertions(+), 3 deletions(-)

diff --git a/src/graphics.c b/src/graphics.c
index 7743f24bd..23ca82af7 100644
--- a/src/graphics.c
+++ b/src/graphics.c
@@ -1840,14 +1840,15 @@ void draw_parts(pixel *vid)
 					blendpixel(vid, nx, ny, cr, cg, cb, 255);
 				}
 				else if (cmode==CM_FANCY && //all fancy mode effects go here, this is a list of exceptions to skip
-				         t!=PT_FIRE && t!=PT_PLSM &&	t!=PT_WTRV &&
+				         t!=PT_FIRE && t!=PT_PLSM && t!=PT_WTRV &&
 				         t!=PT_HFLM && t!=PT_SPRK && t!=PT_FIRW &&
 				         t!=PT_DUST && t!=PT_FIRW && t!=PT_FWRK &&
 				         t!=PT_NEUT && t!=PT_LAVA && t!=PT_BOMB &&
 				         t!=PT_PHOT && t!=PT_THDR && t!=PT_SMKE &&
 				         t!=PT_LCRY && t!=PT_SWCH && t!=PT_PCLN &&
 				         t!=PT_PUMP && t!=PT_HSWC && t!=PT_FILT &&
-				         t!=PT_GPMP && t!=PT_PBCN && t!=PT_LIFE)
+				         t!=PT_GPMP && t!=PT_PBCN && t!=PT_LIFE &&
+						 t!=PT_O2 && t!=PT_H2)
 				{
 					if (ptypes[parts[i].type].properties&TYPE_LIQUID) //special effects for liquids in fancy mode
 					{
@@ -2747,6 +2748,76 @@ void draw_parts(pixel *vid)
 						}
 					}
 				}
+				else if (t==PT_O2)
+				{
+					if (cmode == CM_FIRE||cmode==CM_BLOB || cmode==CM_FANCY)
+					{
+						x = nx/CELL;
+						y = ny/CELL;
+						cg = PIXG(ptypes[t].pcolors)/3;
+						cb = PIXB(ptypes[t].pcolors)/3;
+						cr = PIXR(ptypes[t].pcolors)/3;
+						cg += fire_g[y][x];
+						if (cg > PIXG(ptypes[t].pcolors)/2) cg = PIXG(ptypes[t].pcolors)/2;
+						fire_g[y][x] = cg;
+						cb += fire_b[y][x];
+						if (cb > PIXB(ptypes[t].pcolors)/2) cb = PIXB(ptypes[t].pcolors)/2;
+						fire_b[y][x] = cb;
+						cr += fire_r[y][x];
+						if (cr > PIXR(ptypes[t].pcolors)/2) cr = PIXR(ptypes[t].pcolors)/2;
+						fire_r[y][x] = cr;
+					}
+					else
+					{
+						for (x=-3; x<4; x++)
+						{
+							for (y=-3; y<4; y++)
+							{
+								if (abs(x)+abs(y) <2 && !(abs(x)==2||abs(y)==2))
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 30);
+								if (abs(x)+abs(y) <=3 && abs(x)+abs(y))
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 10);
+								if (abs(x)+abs(y) == 2)
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 20);
+							}
+						}
+					}
+				}
+				else if (t==PT_H2)
+				{
+					if (cmode == CM_FIRE||cmode==CM_BLOB || cmode==CM_FANCY)
+					{
+						x = nx/CELL;
+						y = ny/CELL;
+						cg = PIXG(ptypes[t].pcolors)/3;
+						cb = PIXB(ptypes[t].pcolors)/3;
+						cr = PIXR(ptypes[t].pcolors)/3;
+						cg += fire_g[y][x];
+						if (cg > PIXG(ptypes[t].pcolors)/2) cg = PIXG(ptypes[t].pcolors)/2;
+						fire_g[y][x] = cg;
+						cb += fire_b[y][x];
+						if (cb > PIXB(ptypes[t].pcolors)/2) cb = PIXB(ptypes[t].pcolors)/2;
+						fire_b[y][x] = cb;
+						cr += fire_r[y][x];
+						if (cr > PIXR(ptypes[t].pcolors)/2) cr = PIXR(ptypes[t].pcolors)/2;
+						fire_r[y][x] = cr;
+					}
+					else
+					{
+						for (x=-3; x<4; x++)
+						{
+							for (y=-3; y<4; y++)
+							{
+								if (abs(x)+abs(y) <2 && !(abs(x)==2||abs(y)==2))
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 30);
+								if (abs(x)+abs(y) <=3 && abs(x)+abs(y))
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 10);
+								if (abs(x)+abs(y) == 2)
+									blendpixel(vid,x+nx,y+ny, PIXR(ptypes[t].pcolors)/1.6, PIXG(ptypes[t].pcolors)/1.6, PIXB(ptypes[t].pcolors)/1.6, 20);
+							}
+						}
+					}
+				}
 				else if (t==PT_THDR)
 				{
 					if (cmode == CM_FIRE||cmode==CM_BLOB || cmode==CM_FANCY)
@@ -3344,7 +3415,7 @@ void draw_parts(pixel *vid)
 				}
 			}
 			//blob view!
-			if (cmode == CM_BLOB&&t!=PT_FIRE&&t!=PT_PLSM&&t!=PT_HFLM&&t!=PT_NONE&&t!=PT_ACID&&t!=PT_LCRY&&t!=PT_GLOW&&t!=PT_SWCH&&t!=PT_SMKE&&t!=PT_WTRV&&!(t==PT_FIRW&&parts[i].tmp==3)&&t!=PT_LIFE)
+			if (cmode == CM_BLOB&&t!=PT_FIRE&&t!=PT_PLSM&&t!=PT_HFLM&&t!=PT_NONE&&t!=PT_ACID&&t!=PT_LCRY&&t!=PT_GLOW&&t!=PT_SWCH&&t!=PT_SMKE&&t!=PT_WTRV&&!(t==PT_FIRW&&parts[i].tmp==3)&&t!=PT_LIFE&&t!=PT_H2&&t!=PT_O2)
 			{
 				if (t==PT_PHOT) {
 					cg = 0;