Merge pull request #31 from darkdarkdragon/master

fix 2d drawable shader for webgl

h2d/Drawable.hx

@@ -136,8 +136,8 @@ private class DrawableShader extends h3d.impl.Shader {
 		varying lowp float talpha;
 		#end
 		#if hasVertexColor
-		attribute float4 vcolor;
-		varying lowp float4 tcolor;
+		attribute vec4 vcolor;
+		varying lowp vec4 tcolor;
 		#end
 
 		uniform vec3 size;
@@ -187,6 +187,9 @@ private class DrawableShader extends h3d.impl.Shader {
 		#if hasVertexAlpha
 		varying lowp float talpha;
 		#end
+		#if hasVertexColor
+		varying lowp vec4 tcolor;
+		#end
 		
 		uniform lowp float alpha;
 		uniform lowp vec3 colorKey/*byte4*/;