The translucency feature is now functional, but it doesn't exactly work as...

The translucency feature is now functional, but it doesn't exactly work as expected. Need to make it behave like FOF translucencies etc., I guess.

src/r_data.c

@@ -211,11 +211,12 @@ static inline void R_DrawFlippedColumnInCache(column_t *patch, UINT8 *cache, INT
 		patch = (column_t *)((UINT8 *)patch + patch->length + 4);
 	}
 }
-R_DrawTranslucentColumn_8()
-static inline void R_DrawTransColumnInCache(column_t *patch, UINT8 *cache, INT32 originy, INT32 cacheheight)
+
+static inline void R_DrawTransColumnInCache(column_t *patch, UINT8 *cache, INT32 originy, INT32 cacheheight, UINT8 alpha)
 {
 	INT32 count, position;
-	UINT8 *source;
+	UINT8 *source, *dest;
+	UINT8 *mytransmap = transtables + ((8*alpha/255) << FF_TRANSSHIFT);
 	INT32 topdelta, prevdelta = -1;
 
 	while (patch->topdelta != 0xff)
@@ -238,8 +239,14 @@ static inline void R_DrawTransColumnInCache(column_t *patch, UINT8 *cache, INT32
 		if (position + count > cacheheight)
 			count = cacheheight - position;
 
+        dest = cache + position;
 		if (count > 0)
-			M_Memcpy(cache + position, source, count);
+        {
+			for (; dest < cache + position + count; ++source)
+				//*dest++ = transtables[(*source)<<8 + *dest];
+				*dest++ = *(mytransmap + ((*source)<<8) + (*dest));
+				//*dest++ = *source;
+        }
 
 		patch = (column_t *)((UINT8 *)patch + patch->length + 4);
 	}
@@ -382,7 +389,9 @@ static UINT8 *R_GenerateTexture(size_t texnum)
 
 			// generate column ofset lookup
 			colofs[x] = LONG((x * texture->height) + (texture->width*4));
-			if (patch->flip & 2)
+			if (patch->style == AST_TRANSLUCENT)
+                R_DrawTransColumnInCache(patchcol, block + LONG(colofs[x]), patch->originy, texture->height, patch->alpha);
+			else if (patch->flip & 2)
 				R_DrawFlippedColumnInCache(patchcol, block + LONG(colofs[x]), patch->originy, texture->height, height);
 			else
 				R_DrawColumnInCache(patchcol, block + LONG(colofs[x]), patch->originy, texture->height);
@@ -745,6 +754,13 @@ static texpatch_t *R_ParsePatch(boolean actuallyLoadPatch)
                     Z_Free(texturesToken);
                     texturesToken = M_GetToken(NULL);
                     alpha = 255*strtof(texturesToken, NULL);
+                }
+                else if (stricmp(texturesToken, "STYLE")==0)
+                {
+                    Z_Free(texturesToken);
+                    texturesToken = M_GetToken(NULL);
+                    if(stricmp(texturesToken, "TRANSLUCENT")==0)
+                        style = AST_TRANSLUCENT;
                 }
 				else if (stricmp(texturesToken, "FLIPX")==0)
 					flip |= 1;