Method GetCode

Source/SpireCore/StdInclude.cpp:262–383

		String SpireStdLib::code;

		String SpireStdLib::GetCode()
		{
			if (code.Length() > 0)
				return code;
			StringBuilder sb;
			// generate operator overloads
			Operator floatUnaryOps[] = { Operator::Neg, Operator::Not, Operator::PreInc, Operator::PreDec };
			Operator intUnaryOps[] = { Operator::Neg, Operator::Not, Operator::BitNot, Operator::PreInc, Operator::PreDec};
			Operator floatOps[] = { Operator::Mul, Operator::Div,
				Operator::Add, Operator::Sub, Operator::And, Operator::Or,
				Operator::Eql, Operator::Neq, Operator::Greater, Operator::Less, Operator::Geq, Operator::Leq };
			Operator intOps[] = {  Operator::Mul, Operator::Div, Operator::Mod,
				Operator::Add, Operator::Sub,
				Operator::Lsh, Operator::Rsh,
				Operator::Eql, Operator::Neq, Operator::Greater, Operator::Less, Operator::Geq, Operator::Leq,
				Operator::BitAnd, Operator::BitXor, Operator::BitOr,
				Operator::And,
				Operator::Or };
			String floatTypes[] = { "float", "vec2", "vec3", "vec4" };
			String intTypes[] = { "int", "ivec2", "ivec3", "ivec4" };
			String uintTypes[] = { "uint", "uvec2", "uvec3", "uvec4" };

			sb << "__intrinsic vec3 operator * (vec3, mat3);\n";
			sb << "__intrinsic vec3 operator * (mat3, vec3);\n";

			sb << "__intrinsic vec4 operator * (vec4, mat4);\n";
			sb << "__intrinsic vec4 operator * (mat4, vec4);\n";

			sb << "__intrinsic mat3 operator * (mat3, mat3);\n";
			sb << "__intrinsic mat4 operator * (mat4, mat4);\n";

			sb << "__intrinsic bool operator && (bool, bool);\n";
			sb << "__intrinsic bool operator || (bool, bool);\n";

			for (auto type : intTypes)
			{
				sb << "__intrinsic bool operator && (bool, " << type << ");\n";
				sb << "__intrinsic bool operator || (bool, " << type << ");\n";
				sb << "__intrinsic bool operator && (" << type << ", bool);\n";
				sb << "__intrinsic bool operator || (" << type << ", bool);\n";
			}

			for (auto op : intUnaryOps)
			{
				String opName = GetOperatorFunctionName(op);
				for (int i = 0; i < 4; i++)
				{
					auto itype = intTypes[i];
					auto utype = uintTypes[i];
					for (int j = 0; j < 2; j++)
					{
						auto retType = (op == Operator::Not) ? "bool" : j == 0 ? itype : utype;
						sb << "__intrinsic " << retType << " operator " << opName << "(" << (j == 0 ? itype : utype) << ");\n";
					}
				}
			}

			for (auto op : floatUnaryOps)