Cleanup: removed unused TFB_Image.Palette

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@3439 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/src/libs/graphics/tfb_draw.c

@@ -299,9 +299,7 @@ TFB_DrawImage_New (TFB_Canvas canvas)
 	img->last_scale = 0;
 	TFB_DrawCanvas_GetExtent (canvas, &img->extent);
 
-	img->Palette = TFB_DrawCanvas_ExtractPalette (canvas);
-	
-	if (img->Palette)
+	if (TFB_DrawCanvas_IsPaletted (canvas))
 	{
 		img->NormalImg = canvas;
 	}
@@ -328,7 +326,6 @@ TFB_DrawImage_CreateForScreen (int w, int h, BOOLEAN withalpha)
 	img->last_scale_hs = NullHs;
 	img->last_scale_type = -1;
 	img->last_scale = 0;
-	img->Palette = NULL;
 	img->extent.width = w;
 	img->extent.height = h;
 
@@ -417,9 +414,6 @@ TFB_DrawImage_Delete (TFB_Image *image)
 		TFB_DrawCanvas_Delete (image->ScaledImg);
 	}
 
-	if (image->Palette)
-		HFree (image->Palette);
-
 	UnlockMutex (image->mutex);
 	DestroyMutex (image->mutex);
 			

sc2/src/libs/graphics/tfb_draw.h

@@ -41,7 +41,6 @@ typedef struct tfb_image
 	TFB_Canvas ScaledImg;
 	TFB_Canvas MipmapImg;
 	TFB_Canvas FilledImg;
-	Color *Palette;
 	int colormap_index;
 	int colormap_version;
 	HOT_SPOT NormalHs;