delete some old pictures and some random other changes

hyperbolic.c

@@ -340,20 +340,34 @@ int main(int argc, const char *argv[])
 		draw_triangle(transformed, frame, "fill:#cfcfcf;");
 	}
 
+	char stylestring[100];
+	char colors[3][20] = {"red", "blue", "green"};
+
 	// draw special elements
 	for(int k = 0; k < elements; k++) {
 //		if(group[k].length % 2)
 //			continue;
 
-		for(int i = 0; i < 3*nspecial; i++) {
+		for(int i = 0; i < nspecial; i++) {
 //			draw_dot(apply(matrices[k], special_repelling[i]), frame, "fill:red;stroke-width:0;");
 //			draw_dot(apply(matrices[k], special_attracting[i]), frame, "fill:blue;stroke-width:0;");
-			draw_line(apply(matrices[k], special_repelling[i]),
-			          apply(matrices[k], special_attracting[i]),
-			          frame, "fill:none;stroke:red;stroke-width:1;");
+			snprintf(stylestring, sizeof(stylestring), "fill:none;stroke:%s;stroke-width:1;", colors[i%3]);
+			draw_line(apply(matrices[k], special_repelling[3*i]),
+			          apply(matrices[k], special_attracting[3*i]),
+			          frame, stylestring);
 		}
 	}
 
+	/*
+	int k = 0;
+	for(int i = 0; i < nspecial; i++) {
+		draw_line(apply(matrices[k], special_repelling[3*i]),
+		          apply(matrices[k], special_attracting[3*i]),
+		          frame, "fill:none;stroke:black;stroke-width:1;");
+	}
+	*/
+
+
 	print_svg_footer();
 
 	// clean up