shithub: rgbds

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Fix inverted condition in tile dedup warning

--- a/src/gfx/reverse.cpp

+++ b/src/gfx/reverse.cpp

@@ -83,7 +83,7 @@

 		fatal("Tile data must be provided when reversing an image!");

 	}

-	if (!options.allowDedup && options.tilemap.empty()) {

+	if (options.allowDedup && options.tilemap.empty()) {

 		warning("Tile deduplication is enabled, but no tilemap is provided?");

 	}

@@ -126,14 +126,14 @@

 		fatal(

 		    "No input slice specified (`-L`), and specified image width (%zu) not a multiple of 8",

 		    usefulWidth);

-	} else {

-		width = usefulWidth / 8;

-		if (nbTileInstances % width != 0) {

-			fatal("Total number of tiles read (%zu) cannot be divided by image width (%zu tiles)",

-			      nbTileInstances, width);

-		}

-		height = nbTileInstances / width;

 	}

+	width = usefulWidth / 8;

+	if (nbTileInstances % width != 0) {

+		fatal("Total number of tiles read (%zu) cannot be divided by image width (%zu tiles)",

+		      nbTileInstances, width);

+	}

+	height = nbTileInstances / width;

+

 	options.verbosePrint(Options::VERB_INTERM, "Reversed image dimensions: %zux%zu tiles\n", width,

 	                     height);