#define CBUFFER_START(name)
#define CBUFFER_END
// flow control attributes
#define UNITY_BRANCH [branch]
#define UNITY_FLATTEN [flatten]
#define UNITY_UNROLL [unroll]
#define UNITY_UNROLLX(_x) [unroll(_x)]
#define UNITY_LOOP [loop]
// OpenGL 4.1 SM 5.0 https://docs.unity3d.com/Manual/SL-ShaderCompileTargets.html
#if (SHADER_TARGET >= 46)
#define OPENGL4_1_SM5 1
// GLES 3.1 + AEP shader feature https://docs.unity3d.com/Manual/SL-ShaderCompileTargets.html
#if (SHADER_TARGET >= 40)
#define GLES3_1_AEP 1
#define CBUFFER_START(name) cbuffer name {
#define CBUFFER_END };
// Initialize arbitrary structure with zero values.
// Do not exist on some platform, in this case we need to have a standard name that call a function that will initialize all parameters to 0
#define ZERO_INITIALIZE(type, name) name = (type)0;