// Uniform sampler layers
		// before 1.8 there isn't a "integer interface", only float
#if (IRRLICHT_VERSION_MAJOR == 1 && IRRLICHT_VERSION_MINOR < 8)
		f32 layer0 = 0;
		f32 layer1 = 1;
		f32 layer2 = 2;
		services->setPixelShaderConstant("baseTexture" , (irr::f32 *)&layer0, 1);
		services->setPixelShaderConstant("normalTexture" , (irr::f32 *)&layer1, 1);
		services->setPixelShaderConstant("textureFlags" , (irr::f32 *)&layer2, 1);
#else
		s32 layer0 = 0;
		s32 layer1 = 1;
		s32 layer2 = 2;
		services->setPixelShaderConstant("baseTexture" , (irr::s32 *)&layer0, 1);
		services->setPixelShaderConstant("normalTexture" , (irr::s32 *)&layer1, 1);
		services->setPixelShaderConstant("textureFlags" , (irr::s32 *)&layer2, 1);
#endif