Add some alpha-related missing properties

inspector/src/components/actionTabs/tabs/propertyGrids/materials/commonMaterialPropertyGridComponent.tsx

@@ -100,6 +100,14 @@ export class CommonMaterialPropertyGridComponent extends React.Component<ICommon
                         <OptionsLineComponent allowNullValue={true} label="Transparency mode" options={transparencyModeOptions} target={material} propertyName="transparencyMode" onPropertyChangedObservable={this.props.onPropertyChangedObservable} onSelect={(value) => this.setState({ transparencyMode: value })} />
                     }
                     <OptionsLineComponent label="Alpha mode" options={alphaModeOptions} target={material} propertyName="alphaMode" onPropertyChangedObservable={this.props.onPropertyChangedObservable} onSelect={(value) => this.setState({ alphaMode: value })} />
+                    {
+                        (material as any).useAlphaFromDiffuseTexture !== undefined &&
+                        <CheckBoxLineComponent label="Use alpha from diffuse texture" target={material} propertyName="useAlphaFromDiffuseTexture" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
+                    }
+                    {
+                        (material as any).useAlphaFromAlbedoTexture !== undefined &&
+                        <CheckBoxLineComponent label="Use alpha from albedo texture" target={material} propertyName="useAlphaFromAlbedoTexture" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
+                    }
                     <CheckBoxLineComponent label="Separate culling pass" target={material} propertyName="separateCullingPass" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
                 </LineContainerComponent>
             </div>

inspector/src/components/actionTabs/tabs/propertyGrids/materials/standardMaterialPropertyGridComponent.tsx

@@ -62,6 +62,7 @@ export class StandardMaterialPropertyGridComponent extends React.Component<IStan
                     <SliderLineComponent label="Specular power" target={material} propertyName="specularPower" minimum={0} maximum={128} step={0.1} onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
                     <Color3LineComponent label="Emissive" target={material} propertyName="emissiveColor" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
                     <Color3LineComponent label="Ambient" target={material} propertyName="ambientColor" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
+                    <CheckBoxLineComponent label="Use specular over alpha" target={material} propertyName="useSpecularOverAlpha" onPropertyChangedObservable={this.props.onPropertyChangedObservable} />
                 </LineContainerComponent>
                 <LineContainerComponent globalState={this.props.globalState} title="LEVELS" closed={true}>
                     {