# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1380504381 -10800
# Node ID 4058337fbb927fe1b3a741ad3b400b6fba515cf3
# Parent  0fe02696fb1eaf0e849ee48e62f157f1ddc0fdaf
texture filename cleanup when setting a texture to a material

diff -r 0fe02696fb1e -r 4058337fbb92 src/goat3d.cc
--- a/src/goat3d.cc	Sun Sep 29 23:05:44 2013 +0300
+++ b/src/goat3d.cc	Mon Sep 30 04:26:21 2013 +0300
@@ -1,9 +1,17 @@
 #include <string.h>
 #include <errno.h>
+#include <ctype.h>
+#include <string>
 #include "goat3d.h"
 #include "goat3d_impl.h"
 #include "log.h"
 
+#ifndef _MSC_VER
+#include <alloca.h>
+#else
+#include <malloc.h>
+#endif
+
 struct goat3d {
 	Scene *scn;
 	unsigned int flags;
@@ -20,6 +28,8 @@
 static long write_file(const void *buf, size_t bytes, void *uptr);
 static long seek_file(long offs, int whence, void *uptr);
 
+static std::string clean_filename(const char *str);
+
 extern "C" {
 
 struct goat3d *goat3d_create(void)
@@ -197,7 +207,7 @@
 
 void goat3d_set_mtl_attrib_map(struct goat3d_material *mtl, const char *attrib, const char *mapname)
 {
-	(*mtl)[attrib].map = std::string(mapname);
+	(*mtl)[attrib].map = clean_filename(mapname);
 }
 
 const char *goat3d_get_mtl_attrib_map(struct goat3d_material *mtl, const char *attrib)
@@ -706,3 +716,23 @@
 	}
 	return ftell((FILE*)uptr);
 }
+
+static std::string clean_filename(const char *str)
+{
+	const char *last_slash = strrchr(str, '/');
+	if(!last_slash) {
+		last_slash = strrchr(str, '\\');
+	}
+
+	if(last_slash) {
+		str = last_slash + 1;
+	}
+
+	char *buf = (char*)alloca(strlen(str) + 1);
+	char *dest = buf;
+	while(*str) {
+		char c = *str++;
+		*dest++ = tolower(c);
+	}
+	return buf;
+}