Parse and typecheck casts

1 files changed, 6 insertions, 1 deletions

diff --git a/nl/mandel.nl b/nl/mandel.nl
index cef9eb2..2bdc25b 100644
--- a/nl/mandel.nl
+++ b/nl/mandel.nl
@@ -3,6 +3,7 @@ type char = i8;
 type string = ptr(char);
 
 extern func void(int) putchar;
+extern func u64(string) strlen;
 
 void printnum(int n) {
 	if (n < 0) {
@@ -53,12 +54,16 @@ int main() {
 	hincr = 0.0625;
 	vincr = 0.0625;
 
+	string shade = " .,-:!%@#";
+	int shadelen = cast(int)(strlen(shade));
+
 	double y = tbound;
 	while (y >= bbound) {
 		double x = lbound;
 		while (x <= rbound) {
 			int niter = mandeliter(x, y);
-			printnum(niter);
+			putchar(*(shade + niter*(shadelen-1)/maxiter));
+			// printnum(niter);
 			putchar(' ');
 			x = x + hincr;
 		}