Merge pull request #9 from blawar/hd-textures

HD Texture Support

src/GLideNHQ/TxCache.cpp

@@ -559,8 +559,12 @@ TxFileStorage::TxFileStorage(uint32 options,
 
 void TxFileStorage::buildFullPath()
 {
-	char cbuf[MAX_PATH * 2];
+	char cbuf[MAX_PATH * 2];	
+#ifdef RELATIVE_PATHS
+	tx_wstring filename = _filename;
+#else
 	tx_wstring filename = _cachePath + OSAL_DIR_SEPARATOR_STR + _filename;
+#endif
 	wcstombs(cbuf, filename.c_str(), MAX_PATH * 2);
 	_fullPath = cbuf;
 }
@@ -743,7 +747,7 @@ bool TxFileStorage::add(Checksum checksum, GHQTexInfo *info, int dataSize)
 	return true;
 }
 
-bool TxFileStorage::get(Checksum checksum, GHQTexInfo *info)
+bool TxFileStorage::get(Checksum checksum, GHQTexInfo* info)
 {
 	if (!checksum || _storage.empty())
 		return false;

src/GLideNHQ/TxCache.h

@@ -50,6 +50,12 @@ struct  Checksum
 	operator uint64() {
 		return _checksum;
 	}
+	bool operator ==(const Checksum& rhs) {
+		return _checksum == rhs._checksum;
+	}
+	bool operator !=(const Checksum& rhs) {
+		return _checksum != rhs._checksum;
+	}
 };
 
 class TxCacheImpl;

src/GLideNHQ/TxUtil.cpp

@@ -38,6 +38,11 @@
 #include <malloc.h>
 #endif
 
+#define SWAP32(data)   \
+( (((data) >> 24) & 0x000000FF) | (((data) >>  8) & 0x0000FF00) | \
+  (((data) <<  8) & 0x00FF0000) | (((data) << 24) & 0xFF000000) ) 
+
+
 /*
  * Utilities
  ******************************************************************************/
@@ -140,6 +145,7 @@ TxUtil::checksum64(uint8 *src, int width, int height, int size, int rowStride, u
  *          (unsigned short)(rdp.tiles[tile].format << 8 | rdp.tiles[tile].size),
  *          bpl);
  */
+
 uint32
 TxUtil::RiceCRC32(const uint8* src, int width, int height, int size, int rowStride)
 {
@@ -193,6 +199,11 @@ loop1:
 			while (x >= 0)
 			{
 				esi = *(uint32*)(src + x);
+				
+#ifdef NATIVE
+				esi = SWAP32(esi);
+#endif
+
 				esi ^= x;
 
 				crc32Ret = (crc32Ret << 4) + ((crc32Ret >> 28) & 15);
@@ -215,17 +226,18 @@ loop1:
 static
 uint8 CalculateMaxCI8b(const uint8* src, uint32 width, uint32 height, uint32 rowStride)
 {
-	uint8 val = 0;
+	uint8 max = 0;
+
 	for (uint32 y = 0; y < height; ++y) {
 		const uint8 * buf = src + rowStride * y;
-		for (uint32 x = 0; x<width; ++x) {
-			if (buf[x] > val)
-				val = buf[x];
-			if (val == 0xFF)
+		for (uint32 x = 0; x < width; ++x) {
+			if (buf[x] > max)
+				max = buf[x];
+			if (max == 0xFF)
 				return 0xFF;
 		}
 	}
-	return val;
+	return max;
 }
 
 static
@@ -236,7 +248,7 @@ uint8 CalculateMaxCI4b(const uint8* src, uint32 width, uint32 height, uint32 row
 	width >>= 1;
 	for (uint32 y = 0; y < height; ++y) {
 		const uint8 * buf = src + rowStride * y;
-		for (uint32 x = 0; x<width; ++x) {
+		for (uint32 x = 0; x < width; ++x) {
 			val1 = buf[x] >> 4;
 			val2 = buf[x] & 0xF;
 			if (val1 > val) val = val1;

src/native/Native.cpp

@@ -18,6 +18,8 @@
 static u64 g_originalWidth = START_WIDTH;//Size set by the end-user
 static u64 g_width  = START_WIDTH;//Current size
 static u64 g_height = START_HEIGHT;
+static int highres_enabled = 0;//1 if HD texture mode is enabled
+static bool highres_hts = true;
 
 extern "C" {
     u64 gfx_width()
@@ -139,6 +141,24 @@ extern "C" {
         RDRAMSize = (word)-1;
 
         api().RomOpen(romName);
+
+        config.textureFilter.txHiresEnable = highres_enabled;
+        wsprintf(config.textureFilter.txCachePath, L".");
+        config.textureFilter.txHiresTextureFileStorage = highres_hts ? 1 : 0;
+    }
+
+    void gfx_switch_to_htc(bool enable) {
+        highres_hts = !enable;
+        config.textureFilter.txHiresTextureFileStorage = enable ? 0 : 1;
+    }
+
+    bool gfx_is_highres_enabled() {
+        highres_enabled = 1;
+        return config.textureFilter.txHiresEnable;
+    }
+
+    void gfx_highres_enable(bool enable) {
+        config.textureFilter.txHiresEnable = enable;
     }
 
     void gfx_force_43(bool enable) {