From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sat, 4 May 2013 12:37:10 +0000 (+0200)
Subject: Output a cycle plot, for debugging of errors.
X-Git-Url: https://git.sesse.net/?p=c64tapwav;a=commitdiff_plain;h=e63c445e316df590e449aaf8f23461ceabdff5b6;hp=44fbaa041af0b1d9306d8ec0d6ad2e137f50f464;ds=sidebyside

Output a cycle plot, for debugging of errors.
---

diff --git a/decode.cpp b/decode.cpp
index 798a872..8e0adaa 100644
--- a/decode.cpp
+++ b/decode.cpp
@@ -178,9 +178,11 @@ int main(int argc, char **argv)
 			stddev);
 	}
 
+	FILE *fp = fopen("cycles.plot", "w");
 	std::vector<char> tap_data;
 	for (unsigned i = 0; i < pulses.size(); ++i) {
 		double cycles = pulses[i].len * calibration_factor * C64_FREQUENCY;
+		fprintf(fp, "%f %f\n", pulses[i].time, cycles);
 		int len = lrintf(cycles / TAP_RESOLUTION);
 		if (i > SYNC_PULSE_END && (cycles < 100 || cycles > 800)) {
 			fprintf(stderr, "Cycle with upflank at %.6f was detected at %.0f cycles; misdetect?\n",
@@ -196,6 +198,7 @@ int main(int argc, char **argv)
 			tap_data.push_back(overflow_len >> 16);
 		}
 	}
+	fclose(fp);
 
 	tap_header hdr;
 	memcpy(hdr.identifier, "C64-TAPE-RAW", 12);