Upgrade FPTL for the new ShaderLibrary

TestbedPipelines/Fptl/LightingTemplate.hlsl

 #define CUBEMAPFACE_POSITIVE_Z 4
 #define CUBEMAPFACE_NEGATIVE_Z 5
 
+// The function of the shader library are stateless, no uniform decalare in it.
+// Any function that require an explicit precision, use float or half qualifier, when the function can support both, it use real (see below)
+// If a function require to have both a half and a float version, then both need to be explicitly define
+#ifndef real
+
+#ifdef SHADER_API_MOBILE
+#define real half
+#define real2 half2
+#define real3 half3
+#define real4 half4
+
+#define real2x2 half2x2
+#define real2x3 half2x3
+#define real3x2 half3x2
+#define real3x3 half3x3
+#define real3x4 half3x4
+#define real4x3 half4x3
+#define real4x4 half4x4
+
+#define REAL_MIN HALF_MIN
+#define REAL_MAX HALF_MAX
+#define TEMPLATE_1_REAL TEMPLATE_1_HALF
+#define TEMPLATE_2_REAL TEMPLATE_2_HALF
+#define TEMPLATE_3_REAL TEMPLATE_3_HALF
+
+#else
+
+#define real float
+#define real2 float2
+#define real3 float3
+#define real4 float4
+
+#define real2x2 float2x2
+#define real2x3 float2x3
+#define real3x2 float3x2
+#define real3x3 float3x3
+#define real3x4 float3x4
+#define real4x3 float4x3
+#define real4x4 float4x4
+
+#define REAL_MIN FLT_MIN
+#define REAL_MAX FLT_MAX
+#define TEMPLATE_1_REAL TEMPLATE_1_FLT
+#define TEMPLATE_2_REAL TEMPLATE_2_FLT
+#define TEMPLATE_3_REAL TEMPLATE_3_FLT
+
+#endif // SHADER_API_MOBILE
+
+#endif // #ifndef real
+
 #if defined(SHADER_API_D3D11)
 #	include "CoreRP/ShaderLibrary/API/D3D11.hlsl"
 #elif defined(SHADER_API_PSSL)

TestbedPipelines/Fptl/ShadowContext.hlsl

 #include "CoreRP/ShaderLibrary/Shadow/Shadow.hlsl"
 
 TEXTURE2D_ARRAY(_ShadowmapExp_PCF);
-SAMPLER2D_SHADOW(sampler_ShadowmapExp_PCF);
+SAMPLER_CMP(sampler_ShadowmapExp_PCF);
 
 StructuredBuffer<ShadowData>	_ShadowDatasExp;
 StructuredBuffer<int4>			_ShadowPayloads;