Add most metamethods / operator overloads

Through abstracting all of the types, we now have metamethods. This would work perfectly if Haxe didn't interpret some type activities like multiplication as using integers...

So now you can array index vectors, add and multiply them, same with colors.

Author: Vurv78

examples/Raytracer.hx

@@ -2,38 +2,50 @@ import sf.library.*;
 import sf.library.Builtins.*;
 import sf.type.*;
 
-final RES = 64;
-final FILTER = [chip()];
+final RES = 512;
+final FILTER = lua.Table.fromArray([chip()]);
 
 typedef TraceResult = {
-    HitNormal: Vector
+    HitNormal: Vector,
+    HitSky: Bool,
     // Hopefully will have these return values in a standard library at some point.
 }
 
 function canRun() {
-    // Using cast here, you can also just define the function returns up here.
-    return cast(quotaTotalAverage(),Int) < cast(quotaMax(),Int)*0.5;
+    var total_average: Float = quotaTotalAverage();
+    var quota_max: Float = quotaMax();
+    return total_average < quota_max*0.5;
 }
 
 function loadRender() {
-    var chip = cast(chip(), Entity);
+    var chip:Entity = chip();
     var sundir: Vector = Game.getSunInfo();
 
     var cam_pos: Vector = chip.getPos();
     var cam_angle: Angle = chip.getAngles();
 
     var bench: Int = Timer.curtime();
+    var scr_res = RES-1; // haxe ... loops are non-inclusive of the final value.
+    for (Y in 0...RES) {
+        for (X in 0...RES) {
+            var dir:Vector = Vector(1,1-(X/scr_res)-0.5,1-(Y/scr_res)-0.5);
+            dir.rotate(cam_angle);
+            dir.mul(60000);
 
-    var scr_res = RES-1; // Since we start at 0, subtract the resolution by one.
-    for (Y in 0...scr_res) {
-        for (X in 0...scr_res) {
-            trace(X,Y);
-            var dir = cast(Vector(1,1-(X/scr_res)-0.5,1-(Y/scr_res)-0.5), Vector).getRotated(cam_angle);
-            var trace: TraceResult = Trace.trace( cam_pos, cam_pos.__add(dir), FILTER, null, null, null );
-            var shading = trace.HitNormal;
+            var endpos: Vector = cam_pos + dir;
+
+            var trace: TraceResult = Trace.trace( cam_pos, endpos, FILTER, null, null, null );
             var col: Color = Color(255, 255, 255, 255);
-            col = col.__mul(shading);
-            untyped{ col[4] = 255; } // The fields of a color aren't documented, so they aren't defined, so we don't have array access, etc...
+            if(trace.HitSky) {
+                col = Color(0, 0, 255, 255);
+            }else {
+                var shading: Float = trace.HitNormal.dot(sundir);
+                // TODO: When operator overloads work, get rid of this awful loop
+                for(I in 1...4) {
+                    var v: Float = col[I];
+                    col[I] = v * shading;
+                }
+            }
             Render.selectRenderTarget("rt");
                 Render.setColor( col );
                 Render.drawRectFast(X, Y, 1, 1);
@@ -42,7 +54,8 @@ function loadRender() {
                 Coroutine.yield();
         }
     }
-    trace('Finished render in ${bench - cast Timer.curtime()} seconds!');
+    var ct: Float = Timer.curtime();
+    trace('Finished render in ${bench - ct} seconds!');
     return true;
 }
 

haxelib.json

@@ -4,9 +4,9 @@
     "license": "MIT",
     "tags": ["lua", "garrysmod", "starfallex", "starfall", "extern"],
     "description": "Autogenerated bindings for StarfallEx functions for use in the Haxe lua target.",
-    "version": "0.1.0",
+    "version": "0.1.1",
     "classPath": "src",
-    "releasenote": "",
+    "releasenote": "Added most metamethods / operator overloads. Still buggy with Haxe's type inferrence.",
     "contributors": ["Vurv"],
     "main": "",
     "dependencies" : {}

src/sf/library/Bass.hx

@@ -1,17 +1,17 @@
 package sf.library;
 @:native("bass") extern class Bass {
 	/**
-		CLIENT	
+		CLIENT
 		 Loads a sound channel from an URL.
 	**/
 	@:native("loadURL") public static function loadURL(path:Any,flags:Any,callback:Any):Void;
 	/**
-		CLIENT	
+		CLIENT
 		 Loads a sound channel from a file.
 	**/
 	@:native("loadFile") public static function loadFile(path:Any,flags:Any,callback:Any):Void;
 	/**
-		CLIENT	
+		CLIENT
 		 Returns the number of sounds left that can be created
 	**/
 	@:native("soundsLeft") public static function soundsLeft():Any;

src/sf/library/Bit.hx

@@ -1,87 +1,87 @@
 package sf.library;
 @:native("bit") extern class Bit {
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("rol") public static function rol():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("ror") public static function ror():Void;
 	/**
-		SHARED	
+		SHARED
 		 Compresses a string
 	**/
 	@:native("compress") public static function compress(s:Any):Any;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("bnot") public static function bnot():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("lshift") public static function lshift():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("tohex") public static function tohex():Void;
 	/**
-		SHARED	
+		SHARED
 		 Converts serialized string data to table
 	**/
 	@:native("stringToTable") public static function stringToTable(s:Any):Any;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("bor") public static function bor():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("bswap") public static function bswap():Void;
 	/**
-		SHARED	
+		SHARED
 		 Converts a table to string serializing data types as best as it can
 	**/
 	@:native("tableToString") public static function tableToString(t:Any):Any;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("rshift") public static function rshift():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("arshift") public static function arshift():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("bxor") public static function bxor():Void;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("tobit") public static function tobit():Void;
 	/**
-		SHARED	
+		SHARED
 		 Creates a StringStream object
 	**/
 	@:native("stringstream") public static function stringstream(stream:Any,i:Any,endian:Any):Void;
 	/**
-		SHARED	
+		SHARED
 		 Decompresses a string
 	**/
 	@:native("decompress") public static function decompress(s:Any):Any;
 	/**
-		SHARED	
+		SHARED
 		
 	**/
 	@:native("band") public static function band():Void;