removed

hxsl/UniqueChecker.hx

@@ -1,152 +0,0 @@
-package hxsl;
-import haxe.crypto.Sha1.encode;
-import hxsl.Ast;
-
-class UniqueChecker {
-
-	var signatures = new Map<String,Int>();
-	var compile : Ast.ShaderData -> String;
-	var previousShaders = new Map<String,String>();
-	var previousSigns = new Map<String,Bool>();
-
-	function new() {
-		var r = ~/^[0-9]+_([A-Fa-f0-9]+)\./;
-		for( f in (try sys.FileSystem.readDirectory("shaders") catch( e : Dynamic ) []) )
-			if( r.match(f) ) {
-				var spec = sys.io.File.getContent("shaders/" + f).split("\n")[0];
-				previousShaders.set(spec, r.matched(1));
-				previousSigns.set(r.matched(1), true);
-			}
-	}
-
-	function duplicate( shader : ShaderData ) : ShaderData {
-		var ser = new haxe.Serializer();
-		ser.useCache = true;
-		ser.useEnumIndex = true;
-		ser.serialize(shader);
-		return haxe.Unserializer.run(ser.toString());
-	}
-
-	function lookForMorph( shader : RuntimeShader.RuntimeShaderData, id : Int ) {
-
-		var sdata = duplicate(shader.data);
-		remapVars(sdata);
-		var remaped = hxsl.Printer.shaderToString(sdata);
-		var sign = encode(remaped);
-		if( signatures.exists(sign) )
-			return { type : "isomorph", id : signatures.get(sign) };
-		signatures.set(sign, id);
-
-		sdata = duplicate(shader.data);
-		remapVars(sdata, true);
-
-		var gllines = [for( l in compile(sdata).split("\n") ) StringTools.trim(l)];
-		gllines.sort(Reflect.compare);
-		var sign = encode(gllines.join("\n"));
-		if( signatures.exists(sign) )
-			return { type : "quasi-isomorph", id : signatures.get(sign) };
-		signatures.set(sign, id);
-
-		return null;
-	}
-
-	public function add( shader : RuntimeShader, compile : Ast.ShaderData -> String ) {
-
-		this.compile = compile;
-
-		var vertexCode = compile(shader.vertex.data);
-		var fragmentCode = compile(shader.fragment.data);
-		var sign = encode(vertexCode + "@" + fragmentCode);
-
-		if( signatures.exists(sign) ) {
-			Sys.println("**** Shader " + shader.id + " is a duplicate of " + signatures.get(sign)+" ****");
-			return;
-		}
-
-		var specKey = shader.spec.instances.toString() + " = " + shader.spec.signature;
-		var prevSign = previousShaders.get(specKey);
-
-		if( prevSign != null && prevSign != sign )
-			Sys.println("**** SAME SPEC GIVES DIFFERENT SIGN " + sign + " != " + prevSign + " *****");
-
-
-		var head = "Shader " + sign;
-		var str = specKey+"\n" + head + "\n\n" + vertexCode+"\n\n" + fragmentCode + "\n\n" + hxsl.Printer.shaderToString(shader.vertex.data, true) + "\n\n" + hxsl.Printer.shaderToString(shader.fragment.data, true);
-
-		sys.io.File.saveContent("shaders/" + shader.id + "_" + sign + ".c", str);
-		signatures.set(sign, shader.id);
-
-		var checkV = lookForMorph(shader.vertex, shader.id);
-		var checkF = lookForMorph(shader.fragment, shader.id);
-		var extra = "";
-
-		if( checkV != null || checkF != null ) {
-			var v = checkV == null ? checkF : checkV;
-			extra = " (" + (v == checkV ? "vertex" : "fragment") + " " + v.type+" with " + v.id + ")";
-		}
-
-		if( previousSigns.exists(sign) )
-			Sys.println("Reuse  " + shader.id+ " "+sign);
-		else
-			Sys.println("Shader " + shader.id+ " "+specKey+extra);
-
-		if( checkV != null && checkF != null && checkV.id == checkF.id ) {
-			var v = checkF;
-			Sys.println("**** Shader " + shader.id + " is " + v.type+" with shader " + v.id + " **** ");
-		}
-	}
-
-	static var inst : UniqueChecker;
-	public static function get() {
-		if( inst == null ) inst = new UniqueChecker();
-		return inst;
-	}
-
-	function remapVars( s : ShaderData, rawName = false ) {
-
-		var vid = 1;
-		var vars = new Map<TVar,Bool>();
-
-		function getRaw( name : String ) {
-			while( name.charCodeAt(name.length - 1) >= '0'.code && name.charCodeAt(name.length - 1) <= '9'.code )
-				name = name.substr(0, -1);
-			return name;
-		}
-
-		function remapVar( v : TVar ) {
-			if( v.parent != null )
-				remapVar(v.parent);
-			if( vars.exists(v) )
-				return;
-			vars.set(v, true);
-			v.id = vid++;
-			v.name = rawName ? getRaw(v.name) : "@"+v.id;
-			switch( v.type ) {
-			case TStruct(vl):
-				for( v in vl ) remapVar(v);
-			default:
-			}
-		}
-
-		function remapExpr( e : TExpr ) {
-			switch( e.e ) {
-			case TVarDecl(v, _): remapVar(v);
-			case TFor(v, _, _): remapVar(v);
-			default:
-			}
-			Tools.iter(e, remapExpr);
-		}
-
-		for( v in s.vars )
-			remapVar(v);
-		for( f in s.funs ) {
-			if( f.ref != null )
-				remapVar(f.ref);
-			for( v in f.args )
-				remapVar(v);
-			remapExpr(f.expr);
-		}
-
-	}
-
-}