Fix Engine Start State on Canvas

src/States/babylon.alphaCullingState.ts

@@ -1,8 +1,8 @@
 module BABYLON.Internals {
     export class _AlphaState {
-        private _isAlphaBlendDirty = false;
-        private _isBlendFunctionParametersDirty = false;
-        private _alphaBlend = false;
+        private _isAlphaBlendDirty = true;
+        private _isBlendFunctionParametersDirty = true;
+        private _alphaBlend = true;
         private _blendFunctionParameters = new Array<number>(4);
 
         public get isDirty(): boolean {

src/States/babylon.depthCullingState.ts

@@ -1,11 +1,11 @@
 module BABYLON.Internals {
     export class _DepthCullingState {
-        private _isDepthTestDirty = false;
-        private _isDepthMaskDirty = false;
-        private _isDepthFuncDirty = false;
-        private _isCullFaceDirty = false;
-        private _isCullDirty = false;
-        private _isZOffsetDirty = false;
+        private _isDepthTestDirty = true;
+        private _isDepthMaskDirty = true;
+        private _isDepthFuncDirty = true;
+        private _isCullFaceDirty = true;
+        private _isCullDirty = true;
+        private _isZOffsetDirty = true;
 
         private _depthTest: boolean;
         private _depthMask: boolean;

src/States/babylon.stencilState.ts

@@ -1,9 +1,9 @@
 module BABYLON.Internals {
     export class _StencilState {
-        private _isStencilTestDirty = false;
-        private _isStencilMaskDirty = false;
-        private _isStencilFuncDirty = false;
-        private _isStencilOpDirty = false;
+        private _isStencilTestDirty = true;
+        private _isStencilMaskDirty = true;
+        private _isStencilFuncDirty = true;
+        private _isStencilOpDirty = true;
 
         private _stencilTest: boolean;