TEXTURE2D(_Control0);

#define DECLARE_TERRAIN_LAYER_TEXS(n)   \
    TEXTURE2D(_Splat##n);               \
    TEXTURE2D(_Normal##n);              \
    TEXTURE2D(_Mask##n)

DECLARE_TERRAIN_LAYER_TEXS(0);
DECLARE_TERRAIN_LAYER_TEXS(1);
DECLARE_TERRAIN_LAYER_TEXS(2);
DECLARE_TERRAIN_LAYER_TEXS(3);

#if defined(_LAYERS_EIGHT) || defined(_LAYERS_SIXTEEN)
    DECLARE_TERRAIN_LAYER_TEXS(4);
    DECLARE_TERRAIN_LAYER_TEXS(5);
    DECLARE_TERRAIN_LAYER_TEXS(6);
    DECLARE_TERRAIN_LAYER_TEXS(7);
    TEXTURE2D(_Control1);
#endif

#ifdef _LAYERS_SIXTEEN
    DECLARE_TERRAIN_LAYER_TEXS(8);
    DECLARE_TERRAIN_LAYER_TEXS(9);
    DECLARE_TERRAIN_LAYER_TEXS(10);
    DECLARE_TERRAIN_LAYER_TEXS(11);
    TEXTURE2D(_Control2);

    DECLARE_TERRAIN_LAYER_TEXS(12);
    DECLARE_TERRAIN_LAYER_TEXS(13);
    DECLARE_TERRAIN_LAYER_TEXS(14);
    DECLARE_TERRAIN_LAYER_TEXS(15);
    TEXTURE2D(_Control3);
#endif

#undef DECLARE_TERRAIN_LAYER_TEXS

#ifdef TESSELLATION_ON
    SAMPLER(sampler_Mask0);
#endif

SAMPLER(sampler_Splat0);
SAMPLER(sampler_Control0);

#ifdef OVERRIDE_SPLAT_SAMPLER_NAME
    #define sampler_Splat0 OVERRIDE_SPLAT_SAMPLER_NAME
    SAMPLER(OVERRIDE_SPLAT_SAMPLER_NAME);
#endif