From: John Tsiombikas <nuclear@member.fsf.org>
Date: Sat, 1 Apr 2023 23:00:34 +0000 (+0300)
Subject: start level tool
X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=deeprace;a=commitdiff_plain;h=1bb04ef82255290ad1d7f558dfdb28c691a33b63

start level tool
---

diff --git a/.gitignore b/.gitignore
index 6f47f90..b1c6569 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 *.swp
 game
 *.a
+mklevel
diff --git a/tools/mklevel/GNUmakefile b/tools/mklevel/GNUmakefile
new file mode 100644
index 0000000..23719c7
--- /dev/null
+++ b/tools/mklevel/GNUmakefile
@@ -0,0 +1,33 @@
+src = $(wildcard src/*.c)
+obj = $(src:.c=.o)
+dep = $(src:.c=.d)
+bin = mklevel
+
+warn = -pedantic -Wall
+dbg = -g
+inc = -I../../libs -I../../libs/goat3d/include -I../../libs/treestor/include
+libdir = ../../libs/unix
+libs = $(libdir)/goat3d.a $(libdir)/treestor.a
+
+CC = gcc
+CFLAGS = $(warn) $(dbg) -MMD
+LDFLAGS = $(libs) -lm
+
+$(bin): $(obj) $(libs)
+	$(CC) -o $@ $(obj) $(LDFLAGS)
+
+-include $(dep)
+
+.PHONY: clean
+clean:
+	rm -f $(obj) $(bin)
+
+.PHONY: cleandep
+cleandep:
+	rm -f $(dep)
+
+$(libdir)/goat3d.a:
+	$(MAKE) -C ../../libs/goat3d
+
+$(libdir)/treestor.a:
+	$(MAKE) -C ../../libs/treestor
diff --git a/tools/mklevel/src/main.c b/tools/mklevel/src/main.c
new file mode 100644
index 0000000..5ae4458
--- /dev/null
+++ b/tools/mklevel/src/main.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "goat3d.h"
+
+int parse_args(int argc, char **argv);
+
+const char *opt_fname;
+struct goat3d *gscn;
+
+int main(int argc, char **argv)
+{
+	if(parse_args(argc, argv) == -1) {
+		return 1;
+	}
+
+	if(!(gscn = goat3d_create()) || goat3d_load(gscn, opt_fname) == -1) {
+		return 1;
+	}
+
+	goat3d_free(gscn);
+	return 0;
+}
+
+int parse_args(int argc, char **argv)
+{
+	static const char *usage_fmt = "Usage: %s [options] <goat3d scene file>\n"
+		"Options:\n"
+		" -h: print usage and exit\n\n";
+	int i;
+
+	for(i=1; i<argc; i++) {
+		if(argv[i][0] == '-') {
+			if(argv[i][2]) {
+				fprintf(stderr, "invalid option: %s\n", argv[i]);
+				return -1;
+			}
+			switch(argv[i][1]) {
+			case 'h':
+				printf(usage_fmt, argv[0]);
+				exit(0);
+
+			default:
+				fprintf(stderr, "invalid option: %s\n", argv[i]);
+				return -1;
+			}
+		} else {
+			if(opt_fname) {
+				fprintf(stderr, "unexpected argument: %s\n", argv[i]);
+				return -1;
+			}
+			opt_fname = argv[i];
+		}
+	}
+
+	if(!opt_fname) {
+		fprintf(stderr, "pass a goat3d scene file to process\n");
+		return -1;
+	}
+
+	return 0;
+}