Method emit_call

source/effect_codegen_glsl.cpp:1905–1946

		return res;
	}
	id   emit_call(const location &loc, id function, const type &res_type, const std::vector<expression> &args) override
	{
#ifndef NDEBUG
		for (const expression &arg : args)
			assert(arg.chain.empty() && arg.base != 0);
#endif

		const id res = make_id();

		std::string &code = _blocks.at(_current_block);

		write_location(code, loc);

		code += '\t';

		if (!res_type.is_void())
		{
			write_type(code, res_type);
			code += ' ' + id_to_name(res);

			if (res_type.is_array())
				code += '[' + std::to_string(res_type.array_length) + ']';

			code += " = ";
		}

		code += id_to_name(function) + '(';

		for (const expression &arg : args)
		{
			code += id_to_name(arg.base);
			code += ", ";
		}

		// Remove trailing ", "
		if (!args.empty())
			code.erase(code.size() - 2);

		code += ");\n";

		return res;
	}
	id   emit_call_intrinsic(const location &loc, id intrinsic, const type &res_type, const std::vector<expression> &args) override
	{
#ifndef NDEBUG