[Glide64] Get ext_ghq_init to have texture dir is char *

Source/Glide64/Ext_TxFilter.cpp

@@ -25,7 +25,7 @@
 #include <stdlib.h>
 #include "Ext_TxFilter.h"
 
-extern "C" boolean txfilter_init(int maxwidth, int maxheight, int maxbpp, int options, int cachesize, const wchar_t *path, const char *ident, dispInfoFuncExt callback);
+extern "C" boolean txfilter_init(int maxwidth, int maxheight, int maxbpp, int options, int cachesize, const char *path, const char *ident, dispInfoFuncExt callback);
 extern "C" void txfilter_shutdown(void);
 extern "C" boolean txfilter(unsigned char *src, int srcwidth, int srcheight, unsigned short srcformat, uint64 g64crc, GHQTexInfo *info);
 extern "C" boolean txfilter_hirestex(uint64 g64crc, uint64 r_crc64, unsigned short *palette, GHQTexInfo *info);
@@ -39,8 +39,7 @@ void ext_ghq_shutdown(void)
 }
 
 boolean ext_ghq_init(int maxwidth, int maxheight, int maxbpp, int options, int cachesize,
-    const wchar_t *path, const char *ident,
-    dispInfoFuncExt callback)
+    const char *path, const char *ident, dispInfoFuncExt callback)
 {
     return txfilter_init(maxwidth, maxheight, maxbpp, options, cachesize, path, ident, callback);
 }

Source/Glide64/Ext_TxFilter.h

@@ -168,7 +168,7 @@ boolean ext_ghq_init(int maxwidth, /* maximum texture width supported by hardwar
     int maxbpp,   /* maximum texture bpp supported by hardware */
     int options,  /* options */
     int cachesize,/* cache textures to system memory */
-    const wchar_t *path,   /* plugin directory. must be smaller than MAX_PATH */
+    const char *path,   /* plugin directory. must be smaller than MAX_PATH */
     const char *ident,  /* name of ROM. must be no longer than 64 in character. */
     dispInfoFuncExt callback /* callback function to display info */
     );

Source/Glide64/Main.cpp

@@ -1083,7 +1083,7 @@ int InitGfx()
                 voodoo.sup_32bit_tex ? 32 : 16, // max texture bpp supported by hardware
                 options,
                 settings.ghq_cache_size * 1024 * 1024, // cache texture to system memory
-                stdstr(settings.texture_dir).ToUTF16().c_str(),
+                settings.texture_dir.c_str(),
                 rdp.RomName, // name of ROM. must be no longer than 256 characters
                 DisplayLoadProgress);
         }