Improvements to CBNW and BIZR act as a dye

1 files changed, 39 insertions, 0 deletions

diff --git a/src/elements/bizr.c b/src/elements/bizr.c
new file mode 100644
index 0000000..d8a59cf
--- /dev/null
+++ b/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;
+}